diff options
| author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-13 01:25:44 +0000 |
|---|---|---|
| committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-13 01:25:44 +0000 |
| commit | b5c0d648cf147d3709eb78d98011f38e07aee723 (patch) | |
| tree | e82891caaa5b04b3551ef59d1c790fddd99d5131 /branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java | |
| parent | 539451c7e13d98504e6f3368d892406494ca711d (diff) | |
Moving 1.x branches
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835694 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java')
9 files changed, 0 insertions, 2138 deletions
diff --git a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/collection/Collection.java b/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/collection/Collection.java deleted file mode 100644 index 7356cd0d2a..0000000000 --- a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/collection/Collection.java +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ -package org.apache.tuscany.sca.binding.atom.collection; - -import org.apache.abdera.model.Entry; -import org.apache.abdera.model.Feed; -import org.osoa.sca.annotations.Remotable; - -/** - * Provides access to a collection of resources using Atom. - * - * @version $Rev$ $Date$ - */ -@Remotable -public interface Collection { - - /** - * Get an Atom feed for a collection of resources. - * - * @return the Atom feed - */ - Feed getFeed(); - - /** - * Get an Atom feed for a collection of resources resulting - * from a query. - * - * @param queryString a query string - * @return the Atom feed - */ - Feed query(String queryString); - - /** - * Creates a new entry. - * - * @param entry - * @return - */ - Entry post(Entry entry); - - /** - * Retrieves an entry. - * - * @param id - * @return - */ - Entry get(String id) throws NotFoundException; - - /** - * Update an entry. - * - * @param id - * @param entry - * @return - */ - void put(String id, Entry entry) throws NotFoundException; - - /** - * Delete an entry. - * - * @param id - */ - void delete(String id) throws NotFoundException; - -} diff --git a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/collection/MediaCollection.java b/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/collection/MediaCollection.java deleted file mode 100644 index cc351442e7..0000000000 --- a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/collection/MediaCollection.java +++ /dev/null @@ -1,55 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ -package org.apache.tuscany.sca.binding.atom.collection; - -import java.io.InputStream; - -import org.osoa.sca.annotations.Remotable; - -import org.apache.abdera.model.Entry; - -/** - * Provides access to a collection of resources using Atom. - * - * @version $Rev$ $Date$ - */ -@Remotable -public interface MediaCollection extends Collection { - - /** - * Creates a new media entry - * - * @param title - * @param slug - * @param contentType - * @param media - */ - Entry postMedia(String title, String slug, String contentType, InputStream media); - - /** - * Update a media entry. - * - * @param id - * @param contentType - * @param media - * @return - */ - void putMedia(String id, String contentType, InputStream media) throws NotFoundException; - -} diff --git a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/collection/NotFoundException.java b/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/collection/NotFoundException.java deleted file mode 100644 index b457840922..0000000000 --- a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/collection/NotFoundException.java +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.binding.atom.collection; - -/** - * Indicates that a resource could not be found. - * - * @version $Rev$ $Date$ - */ -public class NotFoundException extends Exception { - private static final long serialVersionUID = -5046027674128627383L; - - public NotFoundException() { - } - - public NotFoundException(String message) { - super(message); - } - - public NotFoundException(Throwable cause) { - super(cause); - } - - public NotFoundException(String message, Throwable cause) { - super(message, cause); - } - -} diff --git a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingInvoker.java b/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingInvoker.java deleted file mode 100644 index 99fa3a2e73..0000000000 --- a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingInvoker.java +++ /dev/null @@ -1,516 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ -package org.apache.tuscany.sca.binding.atom.provider; - -import static org.apache.tuscany.sca.binding.atom.provider.AtomBindingUtil.entry; -import static org.apache.tuscany.sca.binding.atom.provider.AtomBindingUtil.feedEntry; - -import java.io.InputStreamReader; -import java.io.StringWriter; -import java.util.ArrayList; -import java.util.List; - -import org.apache.abdera.Abdera; -import org.apache.abdera.factory.Factory; -import org.apache.abdera.model.Document; -import org.apache.abdera.model.Feed; -import org.apache.abdera.parser.Parser; -import org.apache.commons.httpclient.HttpClient; -import org.apache.commons.httpclient.methods.DeleteMethod; -import org.apache.commons.httpclient.methods.GetMethod; -import org.apache.commons.httpclient.methods.PostMethod; -import org.apache.commons.httpclient.methods.PutMethod; -import org.apache.commons.httpclient.methods.StringRequestEntity; -import org.apache.tuscany.sca.binding.atom.collection.NotFoundException; -import org.apache.tuscany.sca.data.collection.Entry; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.invocation.DataExchangeSemantics; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; -import org.osoa.sca.ServiceRuntimeException; - -/** - * Invoker for the Atom binding. - * - * @version $Rev$ $Date$ - */ -class AtomBindingInvoker implements Invoker, DataExchangeSemantics { - - private static final Factory abderaFactory = Abdera.getNewFactory(); - private static final Parser abderaParser = Abdera.getNewParser(); - - Operation operation; - String uri; - HttpClient httpClient; - String authorizationHeader; - AtomReferenceBindingProvider provider; - - AtomBindingInvoker(Operation operation, String uri, HttpClient httpClient, String authorizationHeader, AtomReferenceBindingProvider bindingProvider) { - this.operation = operation; - this.uri = uri; - this.httpClient = httpClient; - this.authorizationHeader = authorizationHeader; - this.provider = bindingProvider; - } - - public Message invoke(Message msg) { - // Shouldn't get here, as the only supported methods are - // defined in the ResourceCollection interface, and implemented - // by specific invoker subclasses - throw new UnsupportedOperationException(operation.getName()); - } - - public boolean allowsPassByReference() { - return true; - } - - - /** - * Get operation invoker - */ - public static class GetInvoker extends AtomBindingInvoker { - - public GetInvoker(Operation operation, String uri, HttpClient httpClient, String authorizationHeader, AtomReferenceBindingProvider bindingProvider) { - super(operation, uri, httpClient, authorizationHeader, bindingProvider); - } - - @Override - public Message invoke(Message msg) { - // Get an entry - String id = (String)((Object[])msg.getBody())[0]; - - // Send an HTTP GET - GetMethod getMethod = new GetMethod(uri + "/" + id); - getMethod.setRequestHeader("Authorization", authorizationHeader); - boolean parsing = false; - try { - httpClient.executeMethod(getMethod); - int status = getMethod.getStatusCode(); - - // Read the Atom entry - if (status == 200) { - Document<org.apache.abdera.model.Entry> doc = - abderaParser.parse(new InputStreamReader(getMethod.getResponseBodyAsStream())); - parsing = true; - org.apache.abdera.model.Entry feedEntry = doc.getRoot(); - - if (provider.supportsFeedEntries()) { - - // Return the Atom entry - msg.setBody(feedEntry); - - } else { - - // Convert the feed entry to a data entry and return the data item - Entry<Object, Object> entry = entry(feedEntry, provider.getItemClassType(), - provider.getItemXMLType(), provider.getMediator()); - msg.setBody(entry.getData()); - } - - } else if (status == 404) { - if ( provider.supportsFeedEntries()) - msg.setFaultBody(new NotFoundException()); - else - msg.setFaultBody(new org.apache.tuscany.sca.data.collection.NotFoundException()); - } else { - msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); - } - - } catch (Exception e) { - msg.setFaultBody(new ServiceRuntimeException(e)); - } finally { - if (!parsing) { - // Release the connection unless the Abdera parser is - // parsing the response, in this case it will release it - getMethod.releaseConnection(); - } - } - - return msg; - } - } - - /** - * Post operation invoker - */ - public static class PostInvoker extends AtomBindingInvoker { - - public PostInvoker(Operation operation, String uri, HttpClient httpClient, String authorizationHeader, AtomReferenceBindingProvider bindingProvider) { - super(operation, uri, httpClient, authorizationHeader, bindingProvider); - } - - @Override - public Message invoke(Message msg) { - // Post an entry - Object[] args = (Object[])msg.getBody(); - org.apache.abdera.model.Entry feedEntry; - if (provider.supportsFeedEntries()) { - - // Expect an Atom entry - feedEntry = (org.apache.abdera.model.Entry)args[0]; - } else { - - // Expect a key and data item - Entry<Object, Object> entry = new Entry<Object, Object>(args[0], args[1]); - feedEntry = feedEntry(entry, provider.getItemClassType(), - provider.getItemXMLType(), provider.getMediator(), abderaFactory); - } - - // Send an HTTP POST - PostMethod postMethod = new PostMethod(uri); - postMethod.setRequestHeader("Authorization", authorizationHeader); - boolean parsing = false; - try { - - // Write the Atom entry - StringWriter writer = new StringWriter(); - feedEntry.writeTo(writer); - // postMethod.setRequestHeader("Content-type", "application/atom+xml; charset=utf-8"); - postMethod.setRequestHeader("Content-type", "application/atom+xml;type=entry"); - postMethod.setRequestEntity(new StringRequestEntity(writer.toString())); - - httpClient.executeMethod(postMethod); - int status = postMethod.getStatusCode(); - - // Read the Atom entry - if (status == 200 || status == 201) { - Document<org.apache.abdera.model.Entry> doc = abderaParser.parse(new InputStreamReader(postMethod.getResponseBodyAsStream())); - parsing = true; - org.apache.abdera.model.Entry createdEntry = doc.getRoot(); - - // Returns the created Atom entry ID - if (provider.supportsFeedEntries()) { - - // Returns the created entry - msg.setBody(createdEntry); - - } else { - - // Returns the id of the created entry - msg.setBody(createdEntry.getId().toString()); - } - - } else if (status == 404) { - if ( provider.supportsFeedEntries()) - msg.setFaultBody(new NotFoundException()); - else - msg.setFaultBody(new org.apache.tuscany.sca.data.collection.NotFoundException()); - } else { - msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); - } - - } catch (Exception e) { - msg.setFaultBody(new ServiceRuntimeException(e)); - } finally { - if (!parsing) { - // Release the connection unless the Abdera parser is - // parsing the response, in this case it will release it - postMethod.releaseConnection(); - } - } - - return msg; - } - } - - /** - * Put operation invoker - */ - public static class PutInvoker extends AtomBindingInvoker { - - public PutInvoker(Operation operation, String uri, HttpClient httpClient, String authorizationHeader, AtomReferenceBindingProvider bindingProvider) { - super(operation, uri, httpClient, authorizationHeader, bindingProvider); - } - - @Override - public Message invoke(Message msg) { - // Put an entry - Object[] args = (Object[])msg.getBody(); - String id; - org.apache.abdera.model.Entry feedEntry; - if (provider.supportsFeedEntries()) { - - // Expect a key and Atom entry - id = (String)args[0]; - feedEntry = (org.apache.abdera.model.Entry)args[1]; - } else { - - // Expect a key and data item - id = (String)args[0]; - Entry<Object, Object> entry = new Entry<Object, Object>(id, args[1]); - feedEntry = feedEntry(entry, provider.getItemClassType(), - provider.getItemXMLType(), provider.getMediator(), abderaFactory); - } - - // Send an HTTP PUT - PutMethod putMethod = new PutMethod(uri + "/" + id); - putMethod.setRequestHeader("Authorization", authorizationHeader); - - try { - - // Write the Atom entry - StringWriter writer = new StringWriter(); - feedEntry.writeTo(writer); - putMethod.setRequestHeader("Content-type", "application/atom+xml; charset=utf-8"); - putMethod.setRequestEntity(new StringRequestEntity(writer.toString())); - - httpClient.executeMethod(putMethod); - int status = putMethod.getStatusCode(); - if (status == 200 || status == 201 || status == 412) { - - msg.setBody(null); - - } else if (status == 404) { - if ( provider.supportsFeedEntries()) - msg.setFaultBody(new NotFoundException()); - else - msg.setFaultBody(new org.apache.tuscany.sca.data.collection.NotFoundException()); - } else { - msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); - } - - } catch (Exception e) { - msg.setFaultBody(new ServiceRuntimeException(e)); - } finally { - putMethod.releaseConnection(); - } - - return msg; - } - } - - /** - * Delete operation invoker - */ - public static class DeleteInvoker extends AtomBindingInvoker { - - public DeleteInvoker(Operation operation, String uri, HttpClient httpClient, String authorizationHeader, AtomReferenceBindingProvider bindingProvider) { - super(operation, uri, httpClient, authorizationHeader, bindingProvider); - } - - @Override - public Message invoke(Message msg) { - // Delete an entry - String id = (String)((Object[])msg.getBody())[0]; - - // Send an HTTP DELETE - DeleteMethod deleteMethod = new DeleteMethod(uri + "/" + id); - deleteMethod.setRequestHeader("Authorization", authorizationHeader); - try { - httpClient.executeMethod(deleteMethod); - int status = deleteMethod.getStatusCode(); - if (status == 200) { - msg.setBody(null); - - } else if (status == 404) { - if ( provider.supportsFeedEntries()) - msg.setFaultBody(new NotFoundException()); - else - msg.setFaultBody(new org.apache.tuscany.sca.data.collection.NotFoundException()); - } else { - msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); - } - - } catch (Exception e) { - msg.setFaultBody(new ServiceRuntimeException(e)); - } finally { - deleteMethod.releaseConnection(); - } - - return msg; - } - } - - /** - * GetAll operation invoker - */ - public static class GetAllInvoker extends AtomBindingInvoker { - - public GetAllInvoker(Operation operation, String uri, HttpClient httpClient, String authorizationHeader, AtomReferenceBindingProvider bindingProvider) { - super(operation, uri, httpClient, authorizationHeader, bindingProvider); - } - - @Override - public Message invoke(Message msg) { - // Get a feed - - // Send an HTTP GET - GetMethod getMethod = new GetMethod(uri); - getMethod.setRequestHeader("Authorization", authorizationHeader); - boolean parsing = false; - try { - httpClient.executeMethod(getMethod); - int status = getMethod.getStatusCode(); - // AtomBindingInvoker.printResponseHeader( getMethod ); - - // Read the Atom feed - if (status == 200) { - Document<Feed> doc = abderaParser.parse(new InputStreamReader(getMethod.getResponseBodyAsStream())); - parsing = true; - - Feed feed = null; - try { - feed = doc.getRoot(); - } catch(Exception e) { - throw new IllegalArgumentException("Invalid feed format :" + uri); - } - - if (provider.supportsFeedEntries()) { - - // Returns the Atom feed - msg.setBody(feed); - - } else { - - // Returns an array of data entries - List<Entry<Object, Object>> entries = new ArrayList<Entry<Object,Object>>(); - for (org.apache.abdera.model.Entry feedEntry: feed.getEntries()) { - Entry<Object, Object> entry = entry(feedEntry, provider.getItemClassType(), - provider.getItemXMLType(), provider.getMediator()); - entries.add(entry); - } - msg.setBody(entries.toArray(new Entry[entries.size()])); - } - - } else if (status == 404) { - if ( provider.supportsFeedEntries()) { - msg.setFaultBody(new NotFoundException()); - } else { - msg.setFaultBody(new org.apache.tuscany.sca.data.collection.NotFoundException()); - } - } else { - msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); - } - - } catch (Exception e) { - msg.setFaultBody(new ServiceRuntimeException(e)); - } finally { - if (!parsing) { - // Release the connection unless the Abdera parser is - // parsing the response, in this case it will release it - getMethod.releaseConnection(); - } - } - - return msg; - } - } - - /** - * Query operation invoker - */ - public static class QueryInvoker extends AtomBindingInvoker { - - public QueryInvoker(Operation operation, String uri, HttpClient httpClient, String authorizationHeader, AtomReferenceBindingProvider bindingProvider) { - super(operation, uri, httpClient, authorizationHeader, bindingProvider); - } - - @Override - public Message invoke(Message msg) { - // Get a feed from a query - String queryString = (String)((Object[])msg.getBody())[0]; - - // Send an HTTP GET - GetMethod getMethod = new GetMethod(uri); - getMethod.setRequestHeader("Authorization", authorizationHeader); - getMethod.setQueryString(queryString); - boolean parsing = false; - try { - httpClient.executeMethod(getMethod); - int status = getMethod.getStatusCode(); - - // Read the Atom feed - if (status == 200) { - Document<Feed> doc = abderaParser.parse(new InputStreamReader(getMethod.getResponseBodyAsStream())); - parsing = true; - Feed feed = doc.getRoot(); - - if (provider.supportsFeedEntries()) { - - // Returns the Atom feed - msg.setBody(feed); - - } else { - - // Returns an array of data entries - List<Entry<Object, Object>> entries = new ArrayList<Entry<Object,Object>>(); - for (org.apache.abdera.model.Entry feedEntry: feed.getEntries()) { - Entry<Object, Object> entry = entry(feedEntry, provider.getItemClassType(), - provider.getItemXMLType(), provider.getMediator()); - entries.add(entry); - } - msg.setBody(entries.toArray(new Entry[entries.size()])); - } - - } else if (status == 404) { - if ( provider.supportsFeedEntries()) - msg.setFaultBody(new NotFoundException()); - else - msg.setFaultBody(new org.apache.tuscany.sca.data.collection.NotFoundException()); - } else { - msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); - } - - } catch (Exception e) { - msg.setFaultBody(new ServiceRuntimeException(e)); - } finally { - if (!parsing) { - // Release the connection unless the Abdera parser is - // parsing the response, in this case it will release it - getMethod.releaseConnection(); - } - } - - return msg; - } - } - - /** - * PostMedia operation invoker - */ - public static class PostMediaInvoker extends AtomBindingInvoker { - - public PostMediaInvoker(Operation operation, String uri, HttpClient httpClient, String authorizationHeader, AtomReferenceBindingProvider bindingProvider) { - super(operation, uri, httpClient, authorizationHeader, bindingProvider); - } - - @Override - public Message invoke(Message msg) { - // PostInvoker can detect media by content type (non-Feed, non-Entry) - return super.invoke(msg); - } - } - - /** - * PutMedia operation invoker - */ - public static class PutMediaInvoker extends AtomBindingInvoker { - - public PutMediaInvoker(Operation operation, String uri, HttpClient httpClient, String authorizationHeader, AtomReferenceBindingProvider bindingProvider) { - super(operation, uri, httpClient, authorizationHeader, bindingProvider); - } - - @Override - public Message invoke(Message msg) { - // PutInvoker can detect media by content type (non-Feed, non-Entry) - return super.invoke(msg); - } - } - -} diff --git a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingListenerServlet.java b/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingListenerServlet.java deleted file mode 100644 index 5ba07f5e22..0000000000 --- a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingListenerServlet.java +++ /dev/null @@ -1,914 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ -package org.apache.tuscany.sca.binding.atom.provider; - -import static org.apache.tuscany.sca.binding.atom.provider.AtomBindingUtil.entry; -import static org.apache.tuscany.sca.binding.atom.provider.AtomBindingUtil.feedEntry; - -import java.io.IOException; -import java.io.OutputStreamWriter; -import java.io.UnsupportedEncodingException; -import java.io.Writer; -import java.net.URLDecoder; -import java.text.SimpleDateFormat; -import java.util.Date; -import java.util.List; -import java.util.StringTokenizer; -import java.util.logging.Logger; - -import javax.servlet.ServletException; -import javax.servlet.http.HttpServlet; -import javax.servlet.http.HttpServletRequest; -import javax.servlet.http.HttpServletResponse; - -import org.apache.abdera.Abdera; -import org.apache.abdera.factory.Factory; -import org.apache.abdera.i18n.iri.IRI; -import org.apache.abdera.model.Category; -import org.apache.abdera.model.Collection; -import org.apache.abdera.model.Document; -import org.apache.abdera.model.Feed; -import org.apache.abdera.model.Link; -import org.apache.abdera.model.Service; -import org.apache.abdera.model.Workspace; -import org.apache.abdera.parser.ParseException; -import org.apache.abdera.parser.Parser; -import org.apache.abdera.writer.WriterFactory; -import org.apache.commons.codec.binary.Base64; -import org.apache.tuscany.sca.binding.http.HTTPCacheContext; -import org.apache.tuscany.sca.data.collection.Entry; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl; -import org.apache.tuscany.sca.invocation.InvocationChain; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; -import org.apache.tuscany.sca.invocation.MessageFactory; -import org.apache.tuscany.sca.runtime.RuntimeWire; - -/** - * A resource collection binding listener, implemented as a Servlet and - * registered in a Servlet host provided by the SCA hosting runtime. - * - * @version $Rev$ $Date$ - */ -class AtomBindingListenerServlet extends HttpServlet { - private static final Logger logger = Logger.getLogger(AtomBindingListenerServlet.class.getName()); - private static final long serialVersionUID = 1L; - - private static final Factory abderaFactory = Abdera.getNewFactory(); - private static final Parser abderaParser = Abdera.getNewParser(); - private static final String ETAG = "ETag"; - private static final String LASTMODIFIED = "Last-Modified"; - private static final String LOCATION = "Location"; - private static final String CONTENTLOCATION = "Content-Location"; - private static final SimpleDateFormat dateFormat = new SimpleDateFormat( "EEE, dd MMM yyyy HH:mm:ss Z" ); // RFC 822 date time - - private RuntimeWire wire; - private Invoker getFeedInvoker; - private Invoker getAllInvoker; - private Invoker queryInvoker; - private Invoker getInvoker; - private Invoker postInvoker; - private Invoker postMediaInvoker; - private Invoker putInvoker; - private Invoker putMediaInvoker; - private Invoker deleteInvoker; - private MessageFactory messageFactory; - private String title; - private String description; - private Mediator mediator; - private DataType<?> itemClassType; - private DataType<?> itemXMLType; - private boolean supportsFeedEntries; - - /** - * Constructs a new binding listener. - * - * @param wire - * @param messageFactory - * @param feedType - */ - AtomBindingListenerServlet(RuntimeWire wire, MessageFactory messageFactory, Mediator mediator, String title, String description) { - this.wire = wire; - this.messageFactory = messageFactory; - this.mediator = mediator; - this.title = title; - this.description = description; - - // Get the invokers for the supported operations - Operation getOperation = null; - for (InvocationChain invocationChain : this.wire.getInvocationChains()) { - invocationChain.setAllowsPassByReference(true); - Operation operation = invocationChain.getTargetOperation(); - String operationName = operation.getName(); - if (operationName.equals("getFeed")) { - getFeedInvoker = invocationChain.getHeadInvoker(); - } else if (operationName.equals("getAll")) { - getAllInvoker = invocationChain.getHeadInvoker(); - } else if (operationName.equals("query")) { - queryInvoker = invocationChain.getHeadInvoker(); - } else if (operationName.equals("get")) { - getInvoker = invocationChain.getHeadInvoker(); - getOperation = operation; - } else if (operationName.equals("put")) { - putInvoker = invocationChain.getHeadInvoker(); - } else if (operationName.equals("putMedia")) { - putMediaInvoker = invocationChain.getHeadInvoker(); - } else if (operationName.equals("post")) { - postInvoker = invocationChain.getHeadInvoker(); - } else if (operationName.equals("postMedia")) { - postMediaInvoker = invocationChain.getHeadInvoker(); - } else if (operationName.equals("delete")) { - deleteInvoker = invocationChain.getHeadInvoker(); - } - } - - // Determine the collection item type - if (getOperation != null) { - itemXMLType = new DataTypeImpl<Class<?>>(String.class.getName(), String.class, String.class); - Class<?> itemClass = getOperation.getOutputType().getPhysical(); - if (itemClass == org.apache.abdera.model.Entry.class) { - supportsFeedEntries = true; - } - //We assume that the item type is the same for both input and - //ouput for all operations on the interface - itemClassType = getOperation.getOutputType(); - } - } - - @Override - protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { - - // No authentication required for a get request - - // Test for any cache info in the request - HTTPCacheContext cacheContext = null; - try { - cacheContext = HTTPCacheContext.getCacheContextFromRequest( request ); - } catch ( java.text.ParseException e ) { - } - // System.out.println( "AtomBindingListener.doGet cache context=" + cacheContext ); - - // Get the request path - //int servletPathLength = request.getContextPath().length() + request.getServletPath().length(); - //String path = URLDecoder.decode(request.getRequestURI().substring(servletPathLength), "UTF-8"); - - String path = URLDecoder.decode(getRequestPath(request), "UTF-8"); - - logger.fine("get " + request.getRequestURI()); - - // Handle an Atom request - if (path != null && path.equals("/atomsvc")) { - /* - <?xml version='1.0' encoding='UTF-8'?> - <service xmlns="http://www.w3.org/2007/app" xmlns:atom="http://www.w3.org/2005/Atom"> - <workspace> - <atom:title type="text">resource</atom:title> - <collection href="http://luck.ibm.com:8084/customer"> - <atom:title type="text">entries</atom:title> - <accept>application/atom+xml;type=entry</accept> - <categories /> - </collection> - </workspace> - </service> - */ - - // Return the Atom service document - response.setContentType("application/atomsvc+xml; charset=utf-8"); - - String href = request.getRequestURL().toString(); - href = href.substring(0, href.length() - "/atomsvc".length()); - - String workspaceURL = new String( href ); - int pathIndex = workspaceURL.indexOf( request.getServletPath() ); - if ( -1 != pathIndex ) { - workspaceURL = workspaceURL.substring( 0, pathIndex ) + "/"; - } - - Service service = abderaFactory.newService(); - //service.setText("service"); - - Workspace workspace = abderaFactory.newWorkspace(); - if ( title != null ) { - workspace.setTitle(title); - } else { - workspace.setTitle("workspace"); - } - workspace.setBaseUri( new IRI( workspaceURL )); - - Collection collection = workspace.addCollection("collection", href ); - Feed feed = getFeed( request ); - if ( feed != null ) { - String title = feed.getTitle(); - if ( title != null ) { - collection.setTitle(title); - } else { - collection.setTitle("entries"); - } - collection.addAccepts("application/atom+xml;type=feed"); - collection.addAccepts("application/json;type=feed"); - collection.addAccepts("application/atom+xml;type=entry"); - collection.addAccepts("application/json;type=entry"); - List<Category> categories = feed.getCategories(); - if ( categories != null ) { - collection.addCategories(categories, false, null); - } else { - collection.addCategories().setFixed(false); - } - - } else { - collection.setTitle("entries"); - // collection.addAccepts("application/atom+xml;type=feed"); - collection.addAccepts("application/atom+xml; type=entry"); - collection.addAccepts("application/json;type=entry"); - collection.addCategories().setFixed(false); - } - workspace.addCollection(collection); - service.addWorkspace(workspace); - - //FIXME add prettyPrint support - try { - service.getDocument().writeTo(response.getOutputStream()); - } catch (IOException ioe) { - throw new ServletException(ioe); - } - - } else if (path == null || path.length() == 0 || path.equals("/")) { - - // Return a feed containing the entries in the collection - Feed feed = getFeed( request ); - if (feed != null) { - String feedETag = null; - if (feed.getId() != null) - feedETag = "\"" + feed.getId().toString() + "\""; - Date feedUpdated = feed.getUpdated(); - // Test request for predicates. - String predicate = request.getHeader( "If-Match" ); - if (( predicate != null ) && ( !predicate.equals(feedETag) )) { - // No match, should short circuit - response.sendError(HttpServletResponse.SC_PRECONDITION_FAILED); - return; - } - predicate = request.getHeader( "If-None-Match" ); - if (( predicate != null ) && ( predicate.equals(feedETag) )) { - // Match, should short circuit - response.sendError(HttpServletResponse.SC_NOT_MODIFIED); - return; - } - if ( feedUpdated != null ) { - predicate = request.getHeader( "If-Unmodified-Since" ); - if ( predicate != null ) { - try { - Date predicateDate = dateFormat.parse( predicate ); - if ( predicateDate.compareTo( feedUpdated ) < 0 ) { - // Match, should short circuit - response.sendError(HttpServletResponse.SC_NOT_MODIFIED); - return; - } - } catch ( java.text.ParseException e ) { - // Ignore and move on - } - } - predicate = request.getHeader( "If-Modified-Since" ); - if ( predicate != null ) { - try { - Date predicateDate = dateFormat.parse( predicate ); - if ( predicateDate.compareTo( feedUpdated ) > 0 ) { - // Match, should short circuit - response.sendError(HttpServletResponse.SC_NOT_MODIFIED); - return; - } - } catch ( java.text.ParseException e ) { - // Ignore and move on - } - } - } - // Provide Etag based on Id and time if given. - // Ignore if not given. (Browser may cache if trivial ETag is given.) - if ( feedETag != null ) { - response.addHeader(ETAG, feedETag); - } - if ( feedUpdated != null ) { - response.addHeader(LASTMODIFIED, dateFormat.format( feedUpdated )); - } - - // Content negotiation - String acceptType = request.getHeader( "Accept" ); - String preferredType = getContentPreference( acceptType ); - if (( preferredType != null ) && ((preferredType.indexOf( "json") > -1) || (preferredType.indexOf( "JSON") > -1 ))) { - // JSON response body - response.setContentType("application/json;type=feed"); - - try { - Abdera abdera = new Abdera(); - WriterFactory wf = abdera.getWriterFactory(); - org.apache.abdera.writer.Writer json = wf.getWriter("json"); - feed.writeTo(json, response.getWriter()); - } catch (Exception e) { - throw new ServletException(e); - } - - } else { - // Write the Atom feed - response.setContentType("application/atom+xml;type=feed"); - try { - feed.getDocument().writeTo(response.getOutputStream()); - } catch (IOException ioe) { - throw new ServletException(ioe); - } - } - } else { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } - - } else if (path.startsWith("/")) { - // Return a specific entry in the collection - org.apache.abdera.model.Entry feedEntry; - - // Invoke the get operation on the service implementation - Message requestMessage = messageFactory.createMessage(); - String id = path.substring(1); - requestMessage.setBody(new Object[] {id}); - Message responseMessage = getInvoker.invoke(requestMessage); - if (responseMessage.isFault()) { - Object body = responseMessage.getBody(); - if (body.getClass().getName().endsWith(".NotFoundException")) { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - return; - } else { - throw new ServletException((Throwable)responseMessage.getBody()); - } - - } - if (supportsFeedEntries) { - // The service implementation returns a feed entry - feedEntry = responseMessage.getBody(); - } else { - // The service implementation only returns a data item, create an entry - // from it - Entry<Object, Object> entry = new Entry<Object, Object>(id, responseMessage.getBody()); - feedEntry = feedEntry(entry, itemClassType, itemXMLType, mediator, abderaFactory); - } - // Write the Atom entry - if (feedEntry != null) { - String entryETag = null; - if (feedEntry.getId() != null) - entryETag = feedEntry.getId().toString(); - Date entryUpdated = feedEntry.getUpdated(); - if ( entryUpdated != null ) - response.addHeader(LASTMODIFIED, dateFormat.format( entryUpdated )); - // TODO Check If-Modified-Since If-Unmodified-Since predicates against LASTMODIFIED. - // If true return 304 and null body. - - Link link = feedEntry.getSelfLink(); - if (link != null) { - response.addHeader(LOCATION, link.getHref().toString()); - } else { - link = feedEntry.getLink( "Edit" ); - if (link != null) { - response.addHeader(LOCATION, link.getHref().toString()); - } - } - - // Test request for predicates. - String predicate = request.getHeader( "If-Match" ); - if (( predicate != null ) && ( !predicate.equals(entryETag) )) { - // No match, should short circuit - response.sendError(HttpServletResponse.SC_PRECONDITION_FAILED); - return; - } - predicate = request.getHeader( "If-None-Match" ); - if (( predicate != null ) && ( predicate.equals(entryETag) )) { - // Match, should short circuit - response.sendError(HttpServletResponse.SC_NOT_MODIFIED); - return; - } - if ( entryUpdated != null ) { - predicate = request.getHeader( "If-Unmodified-Since" ); - if ( predicate != null ) { - try { - Date predicateDate = dateFormat.parse( predicate ); - if ( predicateDate.compareTo( entryUpdated ) < 0 ) { - // Match, should short circuit - response.sendError(HttpServletResponse.SC_NOT_MODIFIED); - return; - } - } catch ( java.text.ParseException e ) { - // Ignore and move on - } - } - predicate = request.getHeader( "If-Modified-Since" ); - if ( predicate != null ) { - try { - Date predicateDate = dateFormat.parse( predicate ); - if ( predicateDate.compareTo( entryUpdated ) > 0 ) { - // Match, should short circuit - response.sendError(HttpServletResponse.SC_NOT_MODIFIED); - return; - } - } catch ( java.text.ParseException e ) { - // Ignore and move on - } - } - } - // Provide Etag based on Id and time if given. - // Ignore if not given. (Browser may cache if trivial ETag is given.) - if (entryETag != null) { - response.addHeader(ETAG, entryETag ); - } - if ( entryUpdated != null ) { - response.addHeader(LASTMODIFIED, dateFormat.format( entryUpdated )); - } - - // Content negotiation - String acceptType = request.getHeader( "Accept" ); - String preferredType = getContentPreference( acceptType ); - if (( preferredType != null ) && ((preferredType.indexOf( "json") > -1) || (preferredType.indexOf( "JSON") > -1 ))) { - // JSON response body - response.setContentType("application/json;type=entry"); - try { - Abdera abdera = new Abdera(); - WriterFactory wf = abdera.getWriterFactory(); - org.apache.abdera.writer.Writer json = wf.getWriter("json"); - feedEntry.writeTo(json, response.getWriter()); - } catch (Exception e) { - throw new ServletException(e); - } - } else { - // XML response body - response.setContentType("application/atom+xml;type=entry"); - try { - feedEntry.writeTo(getWriter(response)); - } catch (IOException ioe) { - throw new ServletException(ioe); - } - } - } else { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } - } else { - // Path doesn't match any known pattern - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } - - } - - protected Feed getFeed( HttpServletRequest request ) throws ServletException { - if (supportsFeedEntries) { - // The service implementation supports feed entries, invoke its getFeed operation - Message requestMessage = messageFactory.createMessage(); - Message responseMessage; - if (request.getQueryString() != null) { - requestMessage.setBody(new Object[] {request.getQueryString()}); - responseMessage = queryInvoker.invoke(requestMessage); - } else { - responseMessage = getFeedInvoker.invoke(requestMessage); - } - if (responseMessage.isFault()) { - throw new ServletException((Throwable)responseMessage.getBody()); - } - return (Feed)responseMessage.getBody(); - } else { - - // The service implementation does not support feed entries, - // invoke its getAll operation to get the data item collection, then create - // feed entries from the items - Message requestMessage = messageFactory.createMessage(); - Message responseMessage; - if (request.getQueryString() != null) { - requestMessage.setBody(new Object[] {request.getQueryString()}); - responseMessage = queryInvoker.invoke(requestMessage); - } else { - responseMessage = getAllInvoker.invoke(requestMessage); - } - if (responseMessage.isFault()) { - throw new ServletException((Throwable)responseMessage.getBody()); - } - Entry<Object, Object>[] collection = (Entry<Object, Object>[])responseMessage.getBody(); - if (collection != null) { - - // Create the feed - Feed feed = abderaFactory.newFeed(); - - // Set the feed title - if (title != null) { - feed.setTitle(title); - } else { - feed.setTitle("Feed"); - } - if (description != null) { - feed.setSubtitle(description); - } - // All feeds must provide Id and updated elements. - // However, some do not, so provide some program protection. - feed.setId( "Feed" + feed.hashCode()); - Date responseLastModified = new Date( 0 ); - - // Add entries to the feed - for (Entry<Object, Object> entry: collection) { - org.apache.abdera.model.Entry feedEntry = feedEntry(entry, itemClassType, itemXMLType, mediator, abderaFactory); - // Use the most recent entry update as the feed update - Date entryUpdated = feedEntry.getUpdated(); - if (( entryUpdated != null ) && (entryUpdated.compareTo( responseLastModified ) > 0 )) { - responseLastModified = entryUpdated; - } - feed.addEntry(feedEntry); - } - // If no entries were newly updated, - if ( responseLastModified.compareTo( new Date( 0 ) ) == 0 ) { - responseLastModified = new Date(); - } - return feed; - } - } - return null; - } - - @Override - protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, - IOException { - // Authenticate the user - String user = processAuthorizationHeader(request); - if (user == null) { - unauthorized(response); - return; - } - - // Get the request path - String path = URLDecoder.decode(getRequestPath(request), "UTF-8"); - - if (path == null || path.length() == 0 || path.equals("/")) { - org.apache.abdera.model.Entry createdFeedEntry = null; - - // Create a new Atom entry - String contentType = request.getContentType(); - if (contentType != null && contentType.startsWith("application/atom+xml")) { - - // Read the entry from the request - org.apache.abdera.model.Entry feedEntry; - try { - Document<org.apache.abdera.model.Entry> doc = abderaParser.parse(request.getReader()); - feedEntry = doc.getRoot(); - } catch (ParseException pe) { - throw new ServletException(pe); - } - - // Let the component implementation create it - if (supportsFeedEntries) { - - // The service implementation supports feed entries, pass the entry to it - Message requestMessage = messageFactory.createMessage(); - requestMessage.setBody(new Object[] {feedEntry}); - Message responseMessage = postInvoker.invoke(requestMessage); - if (responseMessage.isFault()) { - throw new ServletException((Throwable)responseMessage.getBody()); - } - createdFeedEntry = responseMessage.getBody(); - } else { - - // The service implementation does not support feed entries, pass the data item to it - Message requestMessage = messageFactory.createMessage(); - Entry<Object, Object> entry = entry(feedEntry, itemClassType, itemXMLType, mediator); - requestMessage.setBody(new Object[] {entry.getKey(), entry.getData()}); - Message responseMessage = postInvoker.invoke(requestMessage); - if (responseMessage.isFault()) { - throw new ServletException((Throwable)responseMessage.getBody()); - } - entry.setKey(responseMessage.getBody()); - createdFeedEntry = feedEntry(entry, itemClassType, itemXMLType, mediator, abderaFactory); - } - - } else if (contentType != null) { - // Create a new media entry - - // Get incoming headers - String title = request.getHeader("Title"); - String slug = request.getHeader("Slug"); - - // Let the component implementation create the media entry - Message requestMessage = messageFactory.createMessage(); - requestMessage.setBody(new Object[] {title, slug, contentType, request.getInputStream()}); - Message responseMessage = postMediaInvoker.invoke(requestMessage); - if (responseMessage.isFault()) { - throw new ServletException((Throwable)responseMessage.getBody()); - } - createdFeedEntry = responseMessage.getBody(); - - // Transfer media info to response header. - // Summary is a comma separated list of header properties. - String summary = createdFeedEntry.getSummary(); - addPropertiesToHeader( response, summary ); - - } else { - response.sendError(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE); - } - - // A new entry for non-media was created successfully. - if (createdFeedEntry != null) { - // Set location of the created entry in the Location header - IRI feedId = createdFeedEntry.getId(); - if ( feedId != null ) { - response.addHeader(ETAG, "\"" + feedId.toString() + "\"" ); - } - Date entryUpdated = createdFeedEntry.getUpdated(); - if ( entryUpdated != null ) { - response.addHeader(LASTMODIFIED, dateFormat.format( entryUpdated )); - } - Link link = createdFeedEntry.getSelfLink(); - if (link != null) { - response.addHeader(LOCATION, link.getHref().toString()); - } - Link editLink = createdFeedEntry.getEditLink(); - if (editLink != null) { - response.addHeader(LOCATION, editLink.getHref().toString()); - } - Link editMediaLink = createdFeedEntry.getEditMediaLink(); - if (editMediaLink != null) { - response.addHeader(CONTENTLOCATION, editMediaLink.getHref().toString()); - } - - // Write the created Atom entry - response.setStatus(HttpServletResponse.SC_CREATED); - response.setContentType("application/atom+xml;type=entry"); - try { - createdFeedEntry.writeTo(getWriter(response)); - } catch (ParseException pe) { - throw new ServletException(pe); - } - - } else { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } - - } else { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } - } - - private Writer getWriter(HttpServletResponse response) throws UnsupportedEncodingException, IOException { - Writer writer = new OutputStreamWriter(response.getOutputStream(), "UTF-8"); - return writer; - } - - @Override - protected void doPut(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { - // Authenticate the user - String user = processAuthorizationHeader(request); - if (user == null) { - unauthorized(response); - return; - } - - // Get the request path - String path = URLDecoder.decode(getRequestPath(request), "UTF-8"); - - if (path != null && path.startsWith("/")) { - String id = path.substring(1); - - // Update an Atom entry - String contentType = request.getContentType(); - if (contentType != null && contentType.startsWith("application/atom+xml")) { - - // Read the entry from the request - org.apache.abdera.model.Entry feedEntry; - try { - Document<org.apache.abdera.model.Entry> doc = abderaParser.parse(request.getReader()); - feedEntry = doc.getRoot(); - } catch (ParseException pe) { - throw new ServletException(pe); - } - - // Let the component implementation create it - if (supportsFeedEntries) { - // The service implementation supports feed entries, pass the entry to it - Message requestMessage = messageFactory.createMessage(); - requestMessage.setBody(new Object[] {id, feedEntry}); - Message responseMessage = putInvoker.invoke(requestMessage); - if (responseMessage.isFault()) { - Object body = responseMessage.getBody(); - if (body.getClass().getName().endsWith(".NotFoundException")) { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } else { - throw new ServletException((Throwable)responseMessage.getBody()); - } - } - } else { - // The service implementation does not support feed entries, pass the data item to it - Message requestMessage = messageFactory.createMessage(); - Entry<Object, Object> entry = entry(feedEntry, itemClassType, itemXMLType, mediator); - requestMessage.setBody(new Object[] {entry.getKey(), entry.getData()}); - Message responseMessage = putInvoker.invoke(requestMessage); - if (responseMessage.isFault()) { - Object body = responseMessage.getBody(); - if (body.getClass().getName().endsWith(".NotFoundException")) { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } else { - throw new ServletException((Throwable)responseMessage.getBody()); - } - } - } - - } else if (contentType != null) { - - // Update a media entry - - // Let the component implementation create the media entry - Message requestMessage = messageFactory.createMessage(); - requestMessage.setBody(new Object[] {id, contentType, request.getInputStream()}); - Message responseMessage = putMediaInvoker.invoke(requestMessage); - - Object body = responseMessage.getBody(); - if (responseMessage.isFault()) { - if (body.getClass().getName().endsWith(".NotFoundException")) { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } else { - throw new ServletException((Throwable)responseMessage.getBody()); - } - } - - // Transfer content to response header. - - } else { - response.sendError(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE); - } - } else { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } - } - - @Override - protected void doDelete(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { - - // Authenticate the user - String user = processAuthorizationHeader(request); - if (user == null) { - unauthorized(response); - return; - } - - // Get the request path - String path = URLDecoder.decode(getRequestPath(request), "UTF-8"); - - String id; - if (path != null && path.startsWith("/")) { - id = path.substring(1); - } else { - id = ""; - } - - // Delete a specific entry from the collection - Message requestMessage = messageFactory.createMessage(); - requestMessage.setBody(new Object[] {id}); - Message responseMessage = deleteInvoker.invoke(requestMessage); - if (responseMessage.isFault()) { - Object body = responseMessage.getBody(); - if (body.getClass().getName().endsWith(".NotFoundException")) { - response.sendError(HttpServletResponse.SC_NOT_FOUND); - } else { - throw new ServletException((Throwable)responseMessage.getBody()); - } - } - } - - - /** - * - * @param request - * @return - */ - private static String getRequestPath(HttpServletRequest request) { - // Get the request path - String contextPath = request.getContextPath(); - String servletPath = request.getServletPath(); - String requestURI = request.getRequestURI(); - - int contextPathLength = request.getContextPath().length(); - int servletPathLenght = servletPath.contains(contextPath) ? servletPath.length() - contextPath.length() : servletPath.length(); - - String requestPath = requestURI.substring(contextPathLength + servletPathLenght); - - return requestPath; - } - - /** - * Process the authorization header - * - * @param request - * @return - * @throws ServletException - */ - private String processAuthorizationHeader(HttpServletRequest request) throws ServletException { - - // FIXME temporarily disabling this as it doesn't work with all browsers - if (true) - return "admin"; - - try { - String authorization = request.getHeader("Authorization"); - if (authorization != null) { - StringTokenizer tokens = new StringTokenizer(authorization); - if (tokens.hasMoreTokens()) { - String basic = tokens.nextToken(); - if (basic.equalsIgnoreCase("Basic")) { - String credentials = tokens.nextToken(); - String userAndPassword = new String(Base64.decodeBase64(credentials.getBytes())); - int colon = userAndPassword.indexOf(":"); - if (colon != -1) { - String user = userAndPassword.substring(0, colon); - String password = userAndPassword.substring(colon + 1); - - // Authenticate the User. - if (authenticate(user, password)) { - return user; - } - } - } - } - } - } catch (Exception e) { - throw new ServletException(e); - } - return null; - } - - /** - * Authenticate a user. - * - * @param user - * @param password - * @return - */ - private boolean authenticate(String user, String password) { - // TODO Handle this using SCA security policies - return ("admin".equals(user) && "admin".equals(password)); - } - - /** - * Reject an unauthorized request. - * - * @param response - */ - private void unauthorized(HttpServletResponse response) throws IOException { - response.setHeader("WWW-Authenticate", "BASIC realm=\"Tuscany\""); - response.sendError(HttpServletResponse.SC_UNAUTHORIZED); - } - - /** - * Get content-type preference using application/atom-xml as default - * @param acceptType content-type preference using application/atom-xml as default - * @return - */ - private static String getContentPreference( String acceptType ) { - if (( acceptType == null ) || ( acceptType.length() < 1 )) { - return "application/atom+xml"; - } - StringTokenizer st = new StringTokenizer( acceptType, "," ); - if ( st.hasMoreTokens() ) { - return st.nextToken(); - } - return "application/atom+xml"; - } - - /** Take a list of key values and add them to the header. - * For instance "Content-Type=image/gif,Content-Length=14201" - * @param response - * @param properties - */ - private static void addPropertiesToHeader( HttpServletResponse response, String properties ) { - if ( properties == null ) return; - StringTokenizer props = new StringTokenizer( properties, ","); - while( props.hasMoreTokens()) { - String prop = props.nextToken(); - StringTokenizer keyVal = new StringTokenizer( prop, "="); - String key = null; - String val = null; - if ( keyVal.hasMoreTokens() ) - key = keyVal.nextToken(); - if ( keyVal.hasMoreTokens() ) - val = keyVal.nextToken(); - if (( key != null ) && ( val != null )) { - response.addHeader(key, val); - } - } - } - - -} diff --git a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingProviderFactory.java b/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingProviderFactory.java deleted file mode 100644 index 00df45a49e..0000000000 --- a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingProviderFactory.java +++ /dev/null @@ -1,71 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.binding.atom.provider; - -import org.apache.tuscany.sca.binding.atom.AtomBinding; -import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.UtilityExtensionPoint; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.host.http.ServletHost; -import org.apache.tuscany.sca.host.http.ServletHostExtensionPoint; -import org.apache.tuscany.sca.invocation.MessageFactory; -import org.apache.tuscany.sca.provider.BindingProviderFactory; -import org.apache.tuscany.sca.provider.ReferenceBindingProvider; -import org.apache.tuscany.sca.provider.ServiceBindingProvider; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentReference; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; - -/** - * Implementation of a Binding provider factory for the Atom binding. - * - * @version $Rev$ $Date$ - */ -public class AtomBindingProviderFactory implements BindingProviderFactory<AtomBinding> { - - private MessageFactory messageFactory; - private Mediator mediator; - private ServletHost servletHost; - - public AtomBindingProviderFactory(ExtensionPointRegistry extensionPoints) { - ServletHostExtensionPoint servletHosts = extensionPoints.getExtensionPoint(ServletHostExtensionPoint.class); - this.servletHost = servletHosts.getServletHosts().get(0); - ModelFactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class); - this.messageFactory = modelFactories.getFactory(MessageFactory.class); - this.mediator = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class).getUtility(Mediator.class); - } - - public ReferenceBindingProvider createReferenceBindingProvider(RuntimeComponent component, - RuntimeComponentReference reference, - AtomBinding binding) { - return new AtomReferenceBindingProvider(component, reference, binding, mediator); - } - - public ServiceBindingProvider createServiceBindingProvider(RuntimeComponent component, - RuntimeComponentService service, - AtomBinding binding) { - return new AtomServiceBindingProvider(component, service, binding, servletHost, messageFactory, mediator); - } - - public Class<AtomBinding> getModelType() { - return AtomBinding.class; - } -} diff --git a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingUtil.java b/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingUtil.java deleted file mode 100644 index fad06a0c99..0000000000 --- a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomBindingUtil.java +++ /dev/null @@ -1,165 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.binding.atom.provider; - -import java.util.Date; - -import org.apache.abdera.factory.Factory; -import org.apache.abdera.model.Content; -import org.apache.abdera.model.Link; -import org.apache.abdera.model.Content.Type; -import org.apache.tuscany.sca.data.collection.Entry; -import org.apache.tuscany.sca.data.collection.Item; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.interfacedef.DataType; - -/** - * Utility methods used in this package. - * - * @version $Rev$ $Date$ - */ -class AtomBindingUtil { - - /** - * Create a data item from an Atom entry. - * @param feedEntry - * @param itemClassType - * @param itemXMLType - * @param mediator - * @return - */ - static Entry<Object, Object> entry(org.apache.abdera.model.Entry feedEntry, - DataType<?> itemClassType, DataType<?> itemXMLType, Mediator mediator) { - if (feedEntry != null) { - if (itemClassType.getPhysical() == Item.class || feedEntry.getContentType() == Type.HTML ) { - String key = feedEntry.getId().toString(); - - Item item = new Item(); - item.setTitle(feedEntry.getTitle()); - item.setContents(feedEntry.getContent()); - - for (Link link : feedEntry.getLinks()) { - if (link.getRel() == null || "self".equals(link.getRel())) { - if (item.getLink() == null) { - item.setLink(link.getHref().toString()); - } - } else if ("related".equals(link.getRel())) { - item.setRelated(link.getHref().toString()); - } else if ("alternate".equals(link.getRel())) { - item.setAlternate(link.getHref().toString()); - } - } - - item.setDate(feedEntry.getUpdated()); - - return new Entry<Object, Object>(key, item); - - } else { - String key = null; - if ( feedEntry.getId() != null) { - key = feedEntry.getId().toString(); - } - - // Create the item from XML - if (feedEntry.getContentElement().getElements().size() == 0) { - return null; - } - - String value = feedEntry.getContent(); - Object data = mediator.mediate(value, itemXMLType, itemClassType, null); - - return new Entry<Object, Object>(key, data); - } - } else { - return null; - } - } - - /** - * Create an Atom entry for a key and item from a collection. - * @param entry - * @param itemClassType - * @param itemXMLType - * @param mediator - * @param factory - * @return - */ - static org.apache.abdera.model.Entry feedEntry(Entry<Object, Object> entry, - DataType<?> itemClassType, DataType<?> itemXMLType, Mediator mediator, - Factory factory) { - Object key = entry.getKey(); - Object data = entry.getData(); - if (data instanceof Item) { - Item item = (Item)data; - - org.apache.abdera.model.Entry feedEntry = factory.newEntry(); - if (key != null) { - feedEntry.setId(key.toString()); - } - feedEntry.setTitle(item.getTitle()); - feedEntry.setContentAsHtml(item.getContents()); - - String href = item.getLink(); - if (href == null && key != null) { - href = key.toString(); - } - - if (href != null) { - feedEntry.addLink(href); - } - String related = item.getRelated(); - if (related != null) { - feedEntry.addLink(related, "related"); - } - String alternate = item.getAlternate(); - if (alternate != null) { - feedEntry.addLink(alternate, "alternate"); - } - - Date date = item.getDate(); - if (date != null) { - feedEntry.setUpdated(date); - } - return feedEntry; - - } else if (data != null) { - org.apache.abdera.model.Entry feedEntry = factory.newEntry(); - feedEntry.setId(key.toString()); - feedEntry.setTitle("item"); - - - // Convert the item to XML - String value = mediator.mediate(data, itemClassType, itemXMLType, null).toString(); - - Content content = factory.newContent(); - content.setContentType(Content.Type.XML); - content.setValue(value); - - feedEntry.setContentElement(content); - - feedEntry.addLink(key.toString()); - - return feedEntry; - } else { - return null; - } - } - -} diff --git a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomReferenceBindingProvider.java b/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomReferenceBindingProvider.java deleted file mode 100644 index 65331af34c..0000000000 --- a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomReferenceBindingProvider.java +++ /dev/null @@ -1,179 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.binding.atom.provider; - -import java.net.URI; - -import org.apache.commons.codec.binary.Base64; -import org.apache.commons.httpclient.Credentials; -import org.apache.commons.httpclient.HttpClient; -import org.apache.commons.httpclient.HttpConnectionManager; -import org.apache.commons.httpclient.MultiThreadedHttpConnectionManager; -import org.apache.commons.httpclient.UsernamePasswordCredentials; -import org.apache.commons.httpclient.auth.AuthScope; -import org.apache.tuscany.sca.binding.atom.AtomBinding; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl; -import org.apache.tuscany.sca.interfacedef.util.XMLType; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.provider.ReferenceBindingProvider; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentReference; - -/** - * Implementation of the Atom binding provider. - * - * @version $Rev$ $Date$ - */ -class AtomReferenceBindingProvider implements ReferenceBindingProvider { - - private RuntimeComponentReference reference; - private AtomBinding binding; - private String authorizationHeader; - private HttpClient httpClient; - private Mediator mediator; - private DataType<?> itemClassType; - private DataType<?> itemXMLType; - private boolean supportsFeedEntries; - - /** - * Constructs a new AtomReferenceBindingProvider - * @param component - * @param reference - * @param binding - * @param mediator - */ - AtomReferenceBindingProvider(RuntimeComponent component, - RuntimeComponentReference reference, - AtomBinding binding, - Mediator mediator) { - this.reference = reference; - this.binding = binding; - this.mediator = mediator; - - // Prepare authorization header - String authorization = "admin" + ":" + "admin"; - authorizationHeader = "Basic " + new String(Base64.encodeBase64(authorization.getBytes())); - - // Create an HTTP client - HttpConnectionManager connectionManager = new MultiThreadedHttpConnectionManager(); - connectionManager.getParams().setDefaultMaxConnectionsPerHost(10); - connectionManager.getParams().setConnectionTimeout(60000); - httpClient = new HttpClient(connectionManager); - } - - public Invoker createInvoker(Operation operation) { - - String operationName = operation.getName(); - if (operationName.equals("get")) { - - // Determine the collection item type - itemXMLType = new DataTypeImpl<Class<?>>(String.class.getName(), String.class, String.class); - Class<?> itemClass = operation.getOutputType().getPhysical(); - DataType<XMLType> outputType = operation.getOutputType(); - itemClassType = outputType; - if (itemClassType.getPhysical() == org.apache.abdera.model.Entry.class) { - supportsFeedEntries = true; - } - - return new AtomBindingInvoker.GetInvoker(operation, binding.getURI(), httpClient, authorizationHeader, this); - - } else if (operationName.equals("post")) { - return new AtomBindingInvoker.PostInvoker(operation, binding.getURI(), httpClient, authorizationHeader, this); - } else if (operationName.equals("put")) { - return new AtomBindingInvoker.PutInvoker(operation, binding.getURI(), httpClient, authorizationHeader, this); - } else if (operationName.equals("delete")) { - return new AtomBindingInvoker.DeleteInvoker(operation, binding.getURI(), httpClient, authorizationHeader, this); - } else if (operationName.equals("getFeed") || operationName.equals("getAll")) { - return new AtomBindingInvoker.GetAllInvoker(operation, binding.getURI(), httpClient, authorizationHeader, this); - } else if (operationName.equals("postMedia")) { - return new AtomBindingInvoker.PostMediaInvoker(operation, binding.getURI(), httpClient, authorizationHeader, this); - } else if (operationName.equals("putMedia")) { - return new AtomBindingInvoker.PutMediaInvoker(operation, binding.getURI(), httpClient, authorizationHeader, this); - } else if (operationName.equals("query")) { - return new AtomBindingInvoker.QueryInvoker(operation, binding.getURI(), httpClient, authorizationHeader, this); - } - - return new AtomBindingInvoker(operation, binding.getURI(), httpClient, authorizationHeader, this); - } - - public InterfaceContract getBindingInterfaceContract() { - return reference.getInterfaceContract(); - } - - public void start() { - - // Configure the HTTP client credentials - Credentials credentials = new UsernamePasswordCredentials("admin", "admin"); - httpClient.getParams().setAuthenticationPreemptive(true); - URI uri = URI.create(binding.getURI()); - httpClient.getState().setCredentials(new AuthScope(uri.getHost(), uri.getPort()), credentials); - - // Find the get operation on the reference interface - if (true) { - return; - } - } - - public void stop() { - - } - - public boolean supportsOneWayInvocation() { - return false; - } - - /** - * Returns the mediator. - * @return - */ - Mediator getMediator() { - return mediator; - } - - /** - * Returns the item class type. - * @return - */ - DataType<?> getItemClassType() { - return itemClassType; - } - - /** - * Returns the item XML type. - * @return - */ - DataType<?> getItemXMLType() { - return itemXMLType; - } - - /** - * Returns true if the invoker should work with Atom - * feed entries. - * @return - */ - boolean supportsFeedEntries() { - return supportsFeedEntries; - } - -} diff --git a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomServiceBindingProvider.java b/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomServiceBindingProvider.java deleted file mode 100644 index d794dd4ee8..0000000000 --- a/branches/sca-java-1.5.2/modules/binding-atom-abdera/src/main/java/org/apache/tuscany/sca/binding/atom/provider/AtomServiceBindingProvider.java +++ /dev/null @@ -1,112 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.binding.atom.provider; - -import org.apache.tuscany.sca.assembly.Service; -import org.apache.tuscany.sca.binding.atom.AtomBinding; -import org.apache.tuscany.sca.databinding.Mediator; -import org.apache.tuscany.sca.host.http.ServletHost; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterfaceContract; -import org.apache.tuscany.sca.invocation.MessageFactory; -import org.apache.tuscany.sca.provider.ServiceBindingProvider; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; -import org.apache.tuscany.sca.runtime.RuntimeWire; - -/** - * Implementation of the Atom binding provider. - * - * @version $Rev$ $Date$ - */ -class AtomServiceBindingProvider implements ServiceBindingProvider { - - private RuntimeComponentService service; - private InterfaceContract serviceContract; - private AtomBinding binding; - private ServletHost servletHost; - private MessageFactory messageFactory; - private Mediator mediator; - - private String servletMapping; - private String bindingURI; - - AtomServiceBindingProvider(RuntimeComponent component, - RuntimeComponentService service, - AtomBinding binding, - ServletHost servletHost, - MessageFactory messageFactory, - Mediator mediator) { - this.service = service; - this.binding = binding; - this.servletHost = servletHost; - this.messageFactory = messageFactory; - this.mediator = mediator; - - // TUSCANY-3166 - this.serviceContract = service.getInterfaceContract(); - if (this.serviceContract instanceof WSDLInterfaceContract) { - for (Service componentService : component.getImplementation().getServices()) { - if (componentService.getName().equals(service.getName())) { - this.serviceContract = (InterfaceContract) componentService.getInterfaceContract(); - break; - } - } - - } - } - - public InterfaceContract getBindingInterfaceContract() { - return serviceContract; - } - - public boolean supportsOneWayInvocation() { - return false; - } - - public void start() { - RuntimeComponentService componentService = (RuntimeComponentService)service; - RuntimeWire wire = componentService.getRuntimeWire(binding); - - AtomBindingListenerServlet servlet = - new AtomBindingListenerServlet(wire, messageFactory, mediator, binding.getTitle(), binding.getDescription()); - - servletMapping = binding.getURI(); - if (!servletMapping.endsWith("/")) { - servletMapping += "/"; - } - if (!servletMapping.endsWith("*")) { - servletMapping += "*"; - } - servletHost.addServletMapping(servletMapping, servlet); - - bindingURI = binding.getURI(); - if (!bindingURI.endsWith("/")) { - bindingURI += "/"; - } - - servletHost.addServletMapping(bindingURI, servlet); - } - - public void stop() { - servletHost.removeServletMapping(servletMapping); - servletHost.removeServletMapping(bindingURI); - } -} |