diff options
Diffstat (limited to 'sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca')
7 files changed, 1357 insertions, 0 deletions
diff --git a/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/collection/Collection.java b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/collection/Collection.java new file mode 100644 index 0000000000..2679071ea8 --- /dev/null +++ b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/collection/Collection.java @@ -0,0 +1,82 @@ +/* + * 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.gdata.collection; + +import com.google.gdata.data.BaseEntry; +import com.google.gdata.data.BaseFeed; + +import org.apache.tuscany.sca.implementation.data.collection.NotFoundException; +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 + */ + BaseFeed<? extends BaseFeed, ? extends BaseEntry> getFeed(); + + /** + * Get an Atom feed for a collection of resources resulting + * from a query. + * + * @param queryString a query string + * @return the Atom feed + */ + BaseFeed<? extends BaseFeed, ? extends BaseEntry> query(String queryString); + + /** + * Creates a new entry. + * + * @param entry + * @return + */ + BaseEntry post(BaseEntry entry); + + /** + * Retrieves an entry. + * + * @param id + * @return + */ + BaseEntry get(String id) throws NotFoundException; + + /** + * Update an entry. + * + * @param id + * @param entry + * @return + */ + BaseEntry put(String id, BaseEntry entry) throws NotFoundException; + + /** + * Delete an entry. + * + * @param id + */ + void delete(String id) throws NotFoundException; +} diff --git a/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/collection/MediaCollection.java b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/collection/MediaCollection.java new file mode 100644 index 0000000000..b9252d097a --- /dev/null +++ b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/collection/MediaCollection.java @@ -0,0 +1,55 @@ +/* + * 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.gdata.collection; + +import com.google.gdata.data.BaseEntry; +import java.io.InputStream; + +import org.osoa.sca.annotations.Remotable; + +import org.apache.tuscany.sca.implementation.data.collection.NotFoundException; + +/** + * 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 + */ + BaseEntry 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/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataBindingInvoker.java b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataBindingInvoker.java new file mode 100644 index 0000000000..d2c5ed4017 --- /dev/null +++ b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataBindingInvoker.java @@ -0,0 +1,510 @@ +/* + * 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.gdata.provider; + +import java.util.logging.Level; +import java.util.logging.Logger; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.Message; +import org.osoa.sca.ServiceRuntimeException; + +import com.google.gdata.client.GoogleService; +import com.google.gdata.client.Query; +import com.google.gdata.data.BaseEntry; +import com.google.gdata.data.BaseFeed; +import com.google.gdata.data.Entry; +import com.google.gdata.data.ExtensionProfile; +import com.google.gdata.data.Feed; +import com.google.gdata.data.ParseSource; +import com.google.gdata.util.AuthenticationException; +import java.net.URL; +import com.google.gdata.util.ResourceNotFoundException; +import com.google.gdata.util.common.xml.XmlWriter; +import java.io.StringWriter; +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.gdata.GDataBinding; +import org.apache.tuscany.sca.data.collection.NotFoundException; +import org.apache.tuscany.sca.invocation.DataExchangeSemantics; + +/** + * Invoker for the Atom binding. + * + * @version $Rev$ $Date$ + */ +class GDataBindingInvoker implements Invoker, DataExchangeSemantics { + + Operation operation; + GDataBinding binding; + HttpClient httpClient; + String authorizationHeader; + GoogleService service; + + GDataBindingInvoker(Operation operation, GDataBinding binding, HttpClient httpClient, String authorizationHeader) { + this.operation = operation; + this.binding = binding; + this.httpClient = httpClient; + this.authorizationHeader = authorizationHeader; + + //Create the GoogleService + if (!binding.getServiceType().equals("sca")) { + this.service = new GoogleService(binding.getServiceType(), ""); + + try { + service.setUserCredentials(binding.getUsername(), binding.getPassword()); + } catch (AuthenticationException ex) { + //FIXME - promote the exception + Logger.getLogger(GDataReferenceBindingProvider.class.getName()).log(Level.SEVERE, null, ex); + } + + this.service.setConnectTimeout(60000); + } + } + + 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()); + } + + /** + * Get operation invoker + */ + public static class GetInvoker extends GDataBindingInvoker { + + public GetInvoker(Operation operation, GDataBinding binding, HttpClient httpClient, String authorizationHeader) { + super(operation, binding, httpClient, authorizationHeader); + } + + @Override + public Message invoke(Message msg) { + + BaseEntry entry; + GetMethod getMethod = null; + boolean parsing = false; + + String id = (String) ((Object[]) msg.getBody())[0]; + + try { + // serviceType == "sca" - Send an HTTP GET + if (service == null) { + getMethod = new GetMethod(binding.getURI() + "/" + id); + getMethod.setRequestHeader("Authorization", authorizationHeader); + + httpClient.executeMethod(getMethod); + int status = getMethod.getStatusCode(); + + // Read the Atom feed + if (status == 200) { + + parsing = true; + + ParseSource parser = new ParseSource(getMethod.getResponseBodyAsStream()); + entry = BaseEntry.readEntry(parser); + + msg.setBody(entry); + + } else if (status == 404) { + msg.setFaultBody(new NotFoundException()); + } else { + msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); + } + + } // serviceType != "sca" - Use GoogleService + else { + entry = service.getEntry(new URL(id), Entry.class); + msg.setBody(entry); + } + } catch (ResourceNotFoundException ex) { + msg.setFaultBody(new ResourceNotFoundException("Invalid Resource at " + binding.getURI())); + } catch (Exception ex) { + msg.setFaultBody(new ServiceRuntimeException(ex)); + } finally { + if (service == null && !parsing) { + getMethod.releaseConnection(); + } + return msg; + } + + } + } + + /** + * Post operation invoker + */ + public static class PostInvoker extends GDataBindingInvoker { + + public PostInvoker(Operation operation, GDataBinding binding, HttpClient httpClient, String authorizationHeader) { + super(operation, binding, httpClient, authorizationHeader); + } + + @Override + public Message invoke(Message msg) { + + BaseEntry entry = (BaseEntry) ((Object[]) msg.getBody())[0]; + BaseEntry returnedEntry; + + PostMethod postMethod = null; + boolean parsing = false; + + try { + // serviceType == "sca" - Send an HTTP POST + if (service == null) { + postMethod = new PostMethod(binding.getURI()); + postMethod.setRequestHeader("Authorization", authorizationHeader); + + // Write the Atom entry + StringWriter strWriter = new StringWriter(); + XmlWriter writer = new XmlWriter(strWriter); + entry.generateAtom(writer, new ExtensionProfile()); + writer.flush(); + writer.close(); + + postMethod.setRequestHeader("Content-type", "application/atom+xml; charset=utf-8"); + postMethod.setRequestEntity(new StringRequestEntity(strWriter.toString())); + + httpClient.executeMethod(postMethod); + int status = postMethod.getStatusCode(); + + // Read the Atom feed + if (status == 200 || status == 201) { + + parsing = true; + + ParseSource parser = new ParseSource(postMethod.getResponseBodyAsStream()); + returnedEntry = BaseEntry.readEntry(parser); + + msg.setBody(returnedEntry); + + } else if (status == 404) { + msg.setFaultBody(new NotFoundException()); + } else { + msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); + } + + } // serviceType != "sca" - Use GoogleService + else { + returnedEntry = service.insert(new URL(binding.getURI()), entry); + msg.setBody(returnedEntry); + } + } catch (ResourceNotFoundException ex) { + msg.setFaultBody(new ResourceNotFoundException("Invalid Resource at " + binding.getURI())); + } catch (Exception ex) { + msg.setFaultBody(new ServiceRuntimeException(ex)); + } finally { + if (service == null && !parsing) { + postMethod.releaseConnection(); + } + return msg; + } + + } + } + + /** + * Put operation invoker + */ + public static class PutInvoker extends GDataBindingInvoker { + + public PutInvoker(Operation operation, GDataBinding binding, HttpClient httpClient, String authorizationHeader) { + super(operation, binding, httpClient, authorizationHeader); + } + + @Override + public Message invoke(Message msg) { + + BaseEntry updatedEntry; + String id = (String) ((Object[]) msg.getBody())[0]; + BaseEntry entry = (BaseEntry) ((Object[]) msg.getBody())[1]; + + PutMethod putMethod = null; + boolean parsing = false; + + try { + // serviceType == "sca" - Send an HTTP PUT + if (service == null) { + putMethod = new PutMethod(binding.getURI() + "/" + id); + putMethod.setRequestHeader("Authorization", authorizationHeader); + + // Write the Atom entry + StringWriter strWriter = new StringWriter(); + XmlWriter writer = new XmlWriter(strWriter); + entry.generateAtom(writer, new ExtensionProfile()); + writer.flush(); + writer.close(); + + putMethod.setRequestHeader("Content-type", "application/atom+xml; charset=utf-8"); + putMethod.setRequestEntity(new StringRequestEntity(strWriter.toString())); + + httpClient.executeMethod(putMethod); + int status = putMethod.getStatusCode(); + + // Read the Atom feed + if (status == 200 || status == 201) { + + parsing = true; + + ParseSource parser = new ParseSource(putMethod.getResponseBodyAsStream()); + updatedEntry = BaseEntry.readEntry(parser); + + msg.setBody(updatedEntry); + + } else if (status == 404) { + msg.setFaultBody(new NotFoundException()); + } else { + msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); + } + + } // serviceType != "sca" - Use GoogleService + else { + updatedEntry = service.update(new URL(id), entry); + msg.setBody(updatedEntry); + } + } catch (ResourceNotFoundException ex) { + msg.setFaultBody(new ResourceNotFoundException("Invalid Resource at " + binding.getURI())); + } catch (Exception ex) { + msg.setFaultBody(new ServiceRuntimeException(ex)); + } finally { + if (service == null && !parsing) { + putMethod.releaseConnection(); + } + return msg; + } + } + } + + /** + * Delete operation invoker + */ + public static class DeleteInvoker extends GDataBindingInvoker { + + public DeleteInvoker(Operation operation, GDataBinding binding, HttpClient httpClient, String authorizationHeader) { + super(operation, binding, httpClient, authorizationHeader); + } + + @Override + public Message invoke(Message msg) { + + DeleteMethod deleteMethod = null; + + String id = (String) ((Object[]) msg.getBody())[0]; + + try { + // serviceType == "sca" - Send an HTTP DELETE + if (service == null) { + deleteMethod = new DeleteMethod(binding.getURI() + "/" + id); + deleteMethod.setRequestHeader("Authorization", authorizationHeader); + + httpClient.executeMethod(deleteMethod); + int status = deleteMethod.getStatusCode(); + + // Read the Atom feed + if (status == 200) { + msg.setBody(null); + + } else if (status == 404) { + msg.setFaultBody(new NotFoundException()); + } else { + msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); + } + + } // serviceType != "sca" - Use GoogleService + else { + service.delete(new URL(id)); + msg.setBody(null); + } + } catch (ResourceNotFoundException ex) { + msg.setFaultBody(new ResourceNotFoundException("Invalid Resource at " + binding.getURI())); + } catch (Exception ex) { + msg.setFaultBody(new ServiceRuntimeException(ex)); + } finally { + if (service == null) { + deleteMethod.releaseConnection(); + } + return msg; + } + + } + } + + /** + * GetAll operation invoker + */ + public static class GetAllInvoker extends GDataBindingInvoker { + + public GetAllInvoker(Operation operation, GDataBinding binding, HttpClient httpClient, String authorizationHeader) { + super(operation, binding, httpClient, authorizationHeader); + } + + @Override + public Message invoke(Message msg) { + + BaseFeed feed; + GetMethod getMethod = null; + boolean parsing = false; + + try { + // serviceType == "sca" - Send an HTTP GET + if (service == null) { + getMethod = new GetMethod(binding.getURI()); + getMethod.setRequestHeader("Authorization", authorizationHeader); + + httpClient.executeMethod(getMethod); + int status = getMethod.getStatusCode(); + + // Read the Atom feed + if (status == 200) { + + parsing = true; + + ParseSource parser = new ParseSource(getMethod.getResponseBodyAsStream()); + feed = BaseFeed.readFeed(parser); + + msg.setBody(feed); + + } else if (status == 404) { + msg.setFaultBody(new NotFoundException()); + } else { + msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); + } + + } // serviceType != "sca" - Use GoogleService + else { + feed = service.getFeed(new URL(binding.getURI()), Feed.class); + msg.setBody(feed); + } + } catch (ResourceNotFoundException ex) { + msg.setFaultBody(new ResourceNotFoundException("Invalid Resource at " + binding.getURI())); + } catch (Exception ex) { + msg.setFaultBody(new ServiceRuntimeException(ex)); + } finally { + if (service == null && !parsing) { + getMethod.releaseConnection(); + } + return msg; + } + } + } + + /** + * Query operation invoker + */ + public static class QueryInvoker extends GDataBindingInvoker { + + public QueryInvoker(Operation operation, GDataBinding binding, HttpClient httpClient, String authorizationHeader) { + super(operation, binding, httpClient, authorizationHeader); + } + + @Override + public Message invoke(Message msg) { + + BaseFeed feed; + GetMethod getMethod = null; + boolean parsing = false; + + String queryString = (String) ((Object[]) msg.getBody())[0]; + + try { + // serviceType == "sca" - Send an HTTP GET + if (service == null) { + getMethod = new GetMethod(binding.getURI()); + getMethod.setRequestHeader("Authorization", authorizationHeader); + getMethod.setQueryString(queryString); + + httpClient.executeMethod(getMethod); + int status = getMethod.getStatusCode(); + + // Read the Atom feed + if (status == 200) { + + parsing = true; + + ParseSource parser = new ParseSource(getMethod.getResponseBodyAsStream()); + feed = BaseFeed.readFeed(parser); + + msg.setBody(feed); + + } else if (status == 404) { + msg.setFaultBody(new NotFoundException()); + } else { + msg.setFaultBody(new ServiceRuntimeException("HTTP status code: " + status)); + } + + } // serviceType != "sca" - Use GoogleService + else { + Query query = new Query(new URL(binding.getURI())); + query.setFullTextQuery(queryString); + feed = service.query(query, Feed.class); + msg.setBody(feed); + } + } catch (ResourceNotFoundException ex) { + msg.setFaultBody(new ResourceNotFoundException("Invalid Resource at " + binding.getURI())); + } catch (Exception ex) { + msg.setFaultBody(new ServiceRuntimeException(ex)); + } finally { + if (service == null && !parsing) { + getMethod.releaseConnection(); + } + return msg; + } + } + } + + /** + * PostMedia operation invoker + */ + public static class PostMediaInvoker extends GDataBindingInvoker { + + public PostMediaInvoker(Operation operation, GDataBinding binding, HttpClient httpClient, String authorizationHeader) { + super(operation, binding, httpClient, authorizationHeader); + } + + @Override + public Message invoke(Message msg) { + // TODO implement + return super.invoke(msg); + } + } + + /** + * PutMedia operation invoker + */ + public static class PutMediaInvoker extends GDataBindingInvoker { + + public PutMediaInvoker(Operation operation, GDataBinding binding, HttpClient httpClient, String authorizationHeader) { + super(operation, binding, httpClient, authorizationHeader); + } + + @Override + public Message invoke(Message msg) { + // TODO implement + return super.invoke(msg); + } + } + + public boolean allowsPassByReference() { + return true; + } +} diff --git a/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataBindingListenerServlet.java b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataBindingListenerServlet.java new file mode 100644 index 0000000000..1f9318070d --- /dev/null +++ b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataBindingListenerServlet.java @@ -0,0 +1,426 @@ +/* + * 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.gdata.provider; + +import com.google.gdata.data.BaseEntry; +import com.google.gdata.data.BaseFeed; +import com.google.gdata.data.ExtensionProfile; +import com.google.gdata.data.Link; +import com.google.gdata.data.ParseSource; +import com.google.gdata.util.ServiceException; +import com.google.gdata.util.common.xml.XmlWriter; +import java.io.IOException; +import java.net.URLDecoder; +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.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.runtime.RuntimeWire; +import org.apache.tuscany.sca.invocation.MessageFactory; +import org.apache.tuscany.sca.databinding.Mediator; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Message; + +class GDataBindingListenerServlet extends HttpServlet { + + private static final Logger logger = Logger.getLogger(GDataBindingListenerServlet.class.getName()); + private RuntimeWire wire; + private Invoker getFeedInvoker; + 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 Mediator mediator; +// private DataType<?> itemClassType; +// private DataType<?> itemXMLType; +// private boolean supportsFeedEntries; + + GDataBindingListenerServlet(RuntimeWire wire, MessageFactory messageFactory, Mediator mediator, String title) { + this.wire = wire; + this.messageFactory = messageFactory; + this.mediator = mediator; + this.title = title; + + // 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("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 +// itemXMLType = new DataTypeImpl<Class<?>>(String.class.getName(), String.class, String.class); +// Class<?> itemClass = getOperation.getOutputType().getPhysical(); +// if (itemClass == BaseEntry.class) { +// supportsFeedEntries = true; +// } +// DataType<XMLType> outputType = getOperation.getOutputType(); +// QName qname = outputType.getLogical().getElementName(); +// qname = new QName(qname.getNamespaceURI(), itemClass.getSimpleName()); +// itemClassType = new DataTypeImpl<XMLType>("java:complexType", itemClass, new XMLType(qname, null)); + } + + @Override + protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + + int servletPathLength = request.getContextPath().length() + request.getServletPath().length(); + + String path = URLDecoder.decode(request.getRequestURI().substring(servletPathLength), "UTF-8"); + + logger.fine("get " + request.getRequestURI()); + + if (path != null && path.equals("/atomsvc")) { + //FIX-ME - Doing nothing + } else if (path == null || path.length() == 0 || path.equals("/")) { + + // Return a feed containing the entries in the collection + BaseFeed feed = null; + + 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()); + } + + // The service implementation supports feed entries, invoke its getFeed operation + feed = (BaseFeed) responseMessage.getBody(); + + if (feed != null) { + + // Write the Atom feed + response.setContentType("application/atom+xml; charset=utf-8"); + try { + + XmlWriter writer = new XmlWriter(response.getWriter()); + feed.generateAtom(writer, new ExtensionProfile()); + writer.flush(); + writer.close(); + + } 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 + BaseEntry 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()) { + throw new ServletException((Throwable) responseMessage.getBody()); + } + + // The service implementation returns a feed entry + feedEntry = responseMessage.getBody(); + + // Write the Atom entry + if (feedEntry != null) { + response.setContentType("application/atom+xml; charset=utf-8"); + try { + XmlWriter writer = new XmlWriter(response.getWriter()); + feedEntry.generateAtom(writer, new ExtensionProfile()); + writer.flush(); + writer.close(); + } 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); + } + } + + @Override + protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + + // FIX-ME: Authenticate the user + +// String user = processAuthorizationHeader(request); +// if (user == null) { +// unauthorized(response); +// return; +// } + + // Get the request path + String path = URLDecoder.decode(request.getRequestURI().substring(request.getServletPath().length()), "UTF-8"); + + if (path == null || path.length() == 0 || path.equals("/")) { + + BaseEntry 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 + BaseEntry feedEntry; + try { + ParseSource parser = new ParseSource(request.getReader()); + feedEntry = BaseEntry.readEntry(parser); + + } catch (ServiceException ex) { + throw new ServletException(ex); + } + + // 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 if (contentType != null) { + + // Create a new media entry + + // Get incoming headers + String reqTitle = request.getHeader("Title"); + String slug = request.getHeader("Slug"); + + // Let the component implementation create the media entry + Message requestMessage = messageFactory.createMessage(); + requestMessage.setBody(new Object[]{reqTitle, slug, contentType, request.getInputStream()}); + Message responseMessage = postMediaInvoker.invoke(requestMessage); + + if (responseMessage.isFault()) { + throw new ServletException((Throwable) responseMessage.getBody()); + } + createdFeedEntry = responseMessage.getBody(); + } else { + response.sendError(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE); + } + + // A new entry was created successfully + if (createdFeedEntry != null) { + + // Set location of the created entry in the Location header + Link link = createdFeedEntry.getSelfLink(); + if (link != null) { + response.addHeader("Location", link.getHref().toString()); + } + + // Write the created Atom entry + response.setStatus(HttpServletResponse.SC_CREATED); + response.setContentType("application/atom+xml; charset=utf-8"); + try { + + XmlWriter writer = new XmlWriter(response.getWriter()); + createdFeedEntry.generateAtom(writer, new ExtensionProfile()); + writer.flush(); + writer.close(); + + } catch (IOException ioe) { + throw new ServletException(ioe); + } + + } else { + response.sendError(HttpServletResponse.SC_NOT_FOUND); + } + + } else { + response.sendError(HttpServletResponse.SC_NOT_FOUND); + } + } + + @Override + protected void doPut(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + + // FIX-ME: Authenticate the user + +// String user = processAuthorizationHeader(request); +// if (user == null) { +// unauthorized(response); +// return; +// } + + // Get the request path + String path = request.getRequestURI().substring(request.getServletPath().length()); + + BaseEntry createdFeedEntry = null; + + 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 + BaseEntry feedEntry; + try { + ParseSource parser = new ParseSource(request.getReader()); + feedEntry = BaseEntry.readEntry(parser); + + } catch (ServiceException ex) { + throw new ServletException(ex); + } + + // Let the component implementation create it + + // 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()); + } + } + + createdFeedEntry = responseMessage.getBody(); + + } else if (contentType != null) { + + // Updated 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()); + } + } + + createdFeedEntry = responseMessage.getBody(); + + } else { + response.sendError(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE); + } + + // A new entry was created successfully + if (createdFeedEntry != null) { + + // Set location of the created entry in the Location header + Link link = createdFeedEntry.getSelfLink(); + if (link != null) { + response.addHeader("Location", link.getHref().toString()); + } + + // Write the created Atom entry + response.setStatus(HttpServletResponse.SC_CREATED); + response.setContentType("application/atom+xml; charset=utf-8"); + try { + + XmlWriter writer = new XmlWriter(response.getWriter()); + createdFeedEntry.generateAtom(writer, new ExtensionProfile()); + writer.flush(); + writer.close(); + + } catch (IOException ioe) { + throw new ServletException(ioe); + } + + } else { + response.sendError(HttpServletResponse.SC_NOT_FOUND); + } + + } else { + response.sendError(HttpServletResponse.SC_NOT_FOUND); + } + } + + @Override + protected void doDelete(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + + // FIX-ME: Authenticate the user +// String user = processAuthorizationHeader(request); +// if (user == null) { +// unauthorized(response); +// return; +// } + + // Get the request path + String path = URLDecoder.decode(request.getRequestURI().substring(request.getServletPath().length()), "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()); + } + } + } +} diff --git a/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataBindingProviderFactory.java b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataBindingProviderFactory.java new file mode 100644 index 0000000000..bace6f68bb --- /dev/null +++ b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataBindingProviderFactory.java @@ -0,0 +1,74 @@ +/* + * 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.gdata.provider; + +import org.apache.tuscany.sca.binding.gdata.GDataBinding; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint; +import org.apache.tuscany.sca.databinding.Mediator; +import org.apache.tuscany.sca.databinding.TransformerExtensionPoint; +import org.apache.tuscany.sca.databinding.impl.MediatorImpl; +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 GDataBindingProviderFactory implements BindingProviderFactory<GDataBinding> { + + private MessageFactory messageFactory; + private Mediator mediator; + private ServletHost servletHost; + + public GDataBindingProviderFactory(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 = new MediatorImpl(extensionPoints.getExtensionPoint(DataBindingExtensionPoint.class), + extensionPoints.getExtensionPoint(TransformerExtensionPoint.class)); + } + + public ReferenceBindingProvider createReferenceBindingProvider(RuntimeComponent component, + RuntimeComponentReference reference, + GDataBinding binding) { + return new GDataReferenceBindingProvider(component, reference, binding); + } + + public ServiceBindingProvider createServiceBindingProvider(RuntimeComponent component, + RuntimeComponentService service, + GDataBinding binding) { + return new GDataServiceBindingProvider(component, service, binding, servletHost, messageFactory, mediator); + } + + public Class<GDataBinding> getModelType() { + return GDataBinding.class; + } +} diff --git a/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataReferenceBindingProvider.java b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataReferenceBindingProvider.java new file mode 100644 index 0000000000..198edbaa88 --- /dev/null +++ b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataReferenceBindingProvider.java @@ -0,0 +1,125 @@ +/* + * 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.gdata.provider; + + +import org.apache.tuscany.sca.binding.gdata.GDataBinding; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.interfacedef.Operation; +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; +import org.apache.commons.httpclient.HttpClient; +import java.net.URI; +import org.apache.commons.codec.binary.Base64; +import org.apache.commons.httpclient.Credentials; +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; + +/** + * Implementation of the Atom binding provider. + * + * @version $Rev$ $Date$ + */ +class GDataReferenceBindingProvider implements ReferenceBindingProvider { + + private RuntimeComponentReference reference; + private GDataBinding binding; + private HttpClient httpClient; + private String authorizationHeader; + + /** + * Constructs a new AtomReferenceBindingProvider + * @param component + * @param reference + * @param binding + * @param mediator + */ + GDataReferenceBindingProvider(RuntimeComponent component, + RuntimeComponentReference reference, + GDataBinding binding) { + this.reference = reference; + this.binding = binding; + + // Prepare authorization header + //String authorization = "admin" + ":" + "admin"; + String authorization = "gsocstudent2008" + ":" + "gsoc2008"; + 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")) { + return new GDataBindingInvoker.GetInvoker(operation, binding, httpClient, authorizationHeader); + } else if (operationName.equals("post")) { + return new GDataBindingInvoker.PostInvoker(operation, binding, httpClient, authorizationHeader); + } else if (operationName.equals("put")) { + return new GDataBindingInvoker.PutInvoker(operation, binding, httpClient, authorizationHeader); + } else if (operationName.equals("delete")) { + return new GDataBindingInvoker.DeleteInvoker(operation, binding, httpClient, authorizationHeader); + } else if (operationName.equals("getFeed") || operationName.equals("getAll")) { + return new GDataBindingInvoker.GetAllInvoker(operation, binding, httpClient, authorizationHeader); + } else if (operationName.equals("postMedia")) { + return new GDataBindingInvoker.PostMediaInvoker(operation, binding, httpClient, authorizationHeader); + } else if (operationName.equals("putMedia")) { + return new GDataBindingInvoker.PutMediaInvoker(operation, binding, httpClient, authorizationHeader); + } else if (operationName.equals("query")) { + return new GDataBindingInvoker.QueryInvoker(operation, binding, httpClient, authorizationHeader); + } + + return new GDataBindingInvoker(operation, binding, httpClient, authorizationHeader); + } + + public InterfaceContract getBindingInterfaceContract() { + return reference.getInterfaceContract(); + } + + public void start() { + // Configure the HTTP client credentials + //Credentials credentials = new UsernamePasswordCredentials("admin", "admin"); + Credentials credentials = new UsernamePasswordCredentials("gsocstudent2008", "gsoc2008"); + 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; + } +} diff --git a/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataServiceBindingProvider.java b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataServiceBindingProvider.java new file mode 100644 index 0000000000..bb5739324c --- /dev/null +++ b/sandbox/event/modules/binding-gdata-runtime/src/main/java/org/apache/tuscany/sca/binding/gdata/provider/GDataServiceBindingProvider.java @@ -0,0 +1,85 @@ +/* + * 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.gdata.provider; + +import org.apache.tuscany.sca.binding.gdata.GDataBinding; +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.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; + +class GDataServiceBindingProvider implements ServiceBindingProvider { + + private RuntimeComponentService service; + private GDataBinding binding; + private ServletHost servletHost; + private MessageFactory messageFactory; + private String servletMapping; + private Mediator mediator; + + GDataServiceBindingProvider(RuntimeComponent component, + RuntimeComponentService service, + GDataBinding binding, + ServletHost servletHost, + MessageFactory messageFactory, + Mediator mediator) { + + this.service = service; + this.binding = binding; + this.servletHost = servletHost; + this.messageFactory = messageFactory; + this.mediator = mediator; + } + + public void start() { + RuntimeComponentService componentService = (RuntimeComponentService) service; + RuntimeWire wire = componentService.getRuntimeWire(binding); + + GDataBindingListenerServlet servlet = + new GDataBindingListenerServlet(wire, messageFactory, mediator, binding.getTitle()); + + servletMapping = binding.getURI(); + if (!servletMapping.endsWith("/")) { + servletMapping += "/"; + } + if (!servletMapping.endsWith("*")) { + servletMapping += "*"; + } + servletHost.addServletMapping(servletMapping, servlet); + + // Save the actual binding URI in the binding + binding.setURI(servletHost.getURLMapping(binding.getURI()).toString()); + } + + public void stop() { + servletHost.removeServletMapping(servletMapping); + } + + public InterfaceContract getBindingInterfaceContract() { + return service.getInterfaceContract(); + } + + public boolean supportsOneWayInvocation() { + return false; + } +} |