diff options
Diffstat (limited to 'sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http')
10 files changed, 1523 insertions, 0 deletions
diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultOperationSelectorProviderFactory.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultOperationSelectorProviderFactory.java new file mode 100644 index 0000000000..bf6ad75cd3 --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultOperationSelectorProviderFactory.java @@ -0,0 +1,60 @@ +/*
+ * 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.http.format;
+
+import org.apache.tuscany.sca.binding.http.HTTPDefaultOperationSelector;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Phase;
+import org.apache.tuscany.sca.provider.OperationSelectorProvider;
+import org.apache.tuscany.sca.provider.OperationSelectorProviderFactory;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+public class HTTPDefaultOperationSelectorProviderFactory implements OperationSelectorProviderFactory<HTTPDefaultOperationSelector>{
+
+ public HTTPDefaultOperationSelectorProviderFactory(ExtensionPointRegistry extensionPoints) {
+ }
+
+ @Override
+ public Class<HTTPDefaultOperationSelector> getModelType() {
+ return null;
+ }
+
+ @Override
+ public OperationSelectorProvider createReferenceOperationSelectorProvider(RuntimeEndpointReference endpointReference) {
+ return null;
+ }
+
+ @Override
+ public OperationSelectorProvider createServiceOperationSelectorProvider(final RuntimeEndpoint endpoint) {
+ return new OperationSelectorProvider(){
+ @Override
+ public Interceptor createInterceptor() {
+ return new HTTPDefaultServiceOperationSelectorInterceptor(endpoint);
+ }
+
+ @Override
+ public String getPhase() {
+ return Phase.SERVICE_BINDING_OPERATION_SELECTOR;
+ }};
+ }
+
+}
diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultServiceOperationSelectorInterceptor.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultServiceOperationSelectorInterceptor.java new file mode 100644 index 0000000000..d45401bd7f --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultServiceOperationSelectorInterceptor.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.http.format;
+
+import java.util.List;
+
+import javax.servlet.http.HttpServletRequest;
+
+import org.apache.tuscany.sca.common.http.HTTPContext;
+import org.apache.tuscany.sca.interfacedef.Interface;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.oasisopen.sca.ServiceRuntimeException;
+
+/**
+ * Sets the operation based on the request path.
+ *
+ * From a url: http://localhost:8080/HelloworldComponent/Helloworld/sayHello?name=Petra
+ * where the component is HelloworldComponent and the service is Helloworld
+ * the path will be "/sayHello" so the operation is "sayHello".
+ *
+ * TODO: we could also do something similar to how the JMS binding supports
+ * a single "onMessage" method to get all requests, so perhaps this could
+ * also support impls with method: service(HttpServletRequest, HttpServletResponse)
+ */
+public class HTTPDefaultServiceOperationSelectorInterceptor implements Interceptor {
+
+ private Invoker next;
+ private List<Operation> operations;
+
+ public HTTPDefaultServiceOperationSelectorInterceptor(RuntimeEndpoint endpoint) {
+ Interface serviceInterface = endpoint.getService().getInterfaceContract().getInterface();
+ this.operations = serviceInterface.getOperations();
+ }
+
+ @Override
+ public Message invoke(Message msg) {
+ HTTPContext context = msg.getBindingContext();
+ HttpServletRequest request = context.getHttpRequest();
+ String path = request.getPathInfo();
+ if (path.startsWith("/")) {
+ path = path.substring(1);
+ }
+
+ for (Operation op : operations) {
+ if (op.getName().equals(path)) {
+ msg.setOperation(op);
+ return next.invoke(msg);
+ }
+ }
+
+ throw new ServiceRuntimeException("No matching operation: " + path);
+ }
+
+ @Override
+ public void setNext(Invoker next) {
+ this.next = next;
+ }
+
+ @Override
+ public Invoker getNext() {
+ return next;
+ }
+
+}
diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultWireFormatProviderFactory.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultWireFormatProviderFactory.java new file mode 100644 index 0000000000..45e74d8ec8 --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultWireFormatProviderFactory.java @@ -0,0 +1,68 @@ +/*
+ * 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.http.format;
+
+import org.apache.tuscany.sca.binding.http.HTTPDefaultWireFormat;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Phase;
+import org.apache.tuscany.sca.provider.WireFormatProvider;
+import org.apache.tuscany.sca.provider.WireFormatProviderFactory;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+public class HTTPDefaultWireFormatProviderFactory implements WireFormatProviderFactory<HTTPDefaultWireFormat> {
+
+ public HTTPDefaultWireFormatProviderFactory(ExtensionPointRegistry extensionPoints) {
+ }
+
+ @Override
+ public Class<HTTPDefaultWireFormat> getModelType() {
+ return null;
+ }
+
+ @Override
+ public WireFormatProvider createReferenceWireFormatProvider(RuntimeEndpointReference endpointReference) {
+ return null;
+ }
+
+ @Override
+ public WireFormatProvider createServiceWireFormatProvider(final RuntimeEndpoint endpoint) {
+ return new WireFormatProvider() {
+ @Override
+ public InterfaceContract configureWireFormatInterfaceContract(InterfaceContract interfaceContract) {
+ // TODO: Ideally this wants to set the databinding on a per request basis from the
+ // http content type and accept headers and so support things like json or xml etc,
+ // for now to get started just use json
+ interfaceContract.getInterface().resetDataBinding("JSON");
+ return interfaceContract;
+ }
+ @Override
+ public Interceptor createInterceptor() {
+ return new HTTPDefaultWireFormatServiceInterceptor(endpoint);
+ }
+ @Override
+ public String getPhase() {
+ return Phase.SERVICE_BINDING_WIREFORMAT;
+ }};
+ }
+
+}
diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultWireFormatServiceInterceptor.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultWireFormatServiceInterceptor.java new file mode 100644 index 0000000000..e2ac99bfb8 --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPDefaultWireFormatServiceInterceptor.java @@ -0,0 +1,252 @@ +/*
+ * 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.http.format;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+import java.util.Comparator;
+import java.util.List;
+import java.util.Set;
+import java.util.SortedSet;
+import java.util.StringTokenizer;
+import java.util.TreeSet;
+
+import javax.servlet.ServletRequest;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.tuscany.sca.common.http.HTTPContext;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.oasisopen.sca.ServiceRuntimeException;
+
+/**
+ * Handles the default wire format for the http binding
+ *
+ * 1- determine the request and response format (xml, json, etc) from the
+ * binding config or content type header and accept headers
+ * - TODO: need a way to configure the databinding framework based on that format
+ * 2- get the request contents from the HttpServletRequest
+ * - for a post its just the request body
+ * - for a get need to convert the query string into a body based on the format (xml, json, etc)
+ * 3- send the request on down the wire
+ * 4- set the response contents in the HttpServletResponse
+ * (the databinding should already have put it in the correct format)
+ *
+ */
+public class HTTPDefaultWireFormatServiceInterceptor implements Interceptor {
+
+ private Invoker next;
+ private String jsonpCallbackName = "callback";
+
+ public HTTPDefaultWireFormatServiceInterceptor(RuntimeEndpoint endpoint) {
+ }
+
+ @Override
+ public void setNext(Invoker next) {
+ this.next = next;
+ }
+
+ @Override
+ public Invoker getNext() {
+ return next;
+ }
+
+ @Override
+ public Message invoke(Message msg) {
+ try {
+ return invokeResponse(getNext().invoke(invokeRequest(msg)));
+ } catch (IOException e) {
+ throw new ServiceRuntimeException(e);
+ }
+ }
+
+ private Message invokeRequest(Message msg) throws IOException {
+ HTTPContext context = msg.getBindingContext();
+ HttpServletRequest servletRequest = context.getHttpRequest();
+ if ("GET".equals(servletRequest.getMethod())) {
+ msg.setBody(getRequestFromQueryString(msg.getOperation(), servletRequest));
+ } else {
+ msg.setBody(getRequestFromPost(msg.getOperation(), servletRequest));
+ }
+ return msg;
+ }
+
+ /**
+ * The data binding seems to be expecting an Object array of json strings so if the
+ * post data is a json array convert that to an array of strings
+ * TODO: should this be being done by the data binding framework?
+ */
+ private Object[] getRequestFromPost(Operation operation, HttpServletRequest servletRequest) throws IOException {
+ List<Object> os = new ArrayList<Object>();
+ String data = read(servletRequest);
+ if (data.length() > 0) {
+ if (data.startsWith("[") && data.endsWith("]")) {
+ data = data.substring(1, data.length()-1);
+ StringTokenizer st = new StringTokenizer(data, ",");
+ while (st.hasMoreElements()) {
+ os.add(st.nextElement());
+ }
+ } else {
+ os.add(data);
+ }
+ }
+ return os.toArray();
+ }
+
+ private Message invokeResponse(Message msg) throws IOException {
+ HTTPContext context = msg.getBindingContext();
+ HttpServletRequest servletRequest = context.getHttpRequest();
+ HttpServletResponse servletResponse = context.getHttpResponse();
+
+ if (msg.isFault()) {
+ servletResponse.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, String.valueOf(msg.getBody()));
+ } else {
+ String response = getResponseAsString(servletRequest, servletResponse, msg.getBody());
+ servletResponse.getOutputStream().println(response);
+ }
+
+ return msg;
+ }
+
+ /**
+ * Turn the request into a string array of JSON structures. The data binding
+ * layer will then convert each of the individual parameters into the appropriate
+ * types for the implementation interface
+ *
+ * From ML thread: http://apache.markmail.org/message/ix3vvyomronellmi
+ * 1- if the binding configuration contains a mapping from query parameter name to operation parameter then use that.
+ * 2- if the service interface or impl uses jaxrs annotations to name the parameters then use that mapping
+ * 3- if the query parameters are name arg0, arg1 etc than use those names for the mapping,
+ * 4- otherwise use the order in the query string.
+ */
+ protected Object[] getRequestFromQueryString(Operation operation, ServletRequest servletRequest) {
+
+ List<DataType> types = operation.getInputType().getLogical();
+ int typesIndex = 0;
+
+ List<String> jsonRequestArray = new ArrayList<String>();
+
+ for (String name : getOrderedParameterNames(servletRequest)) {
+ String jsonRequest = "";
+ // quote string parameters so clients work in the usual javascript way
+ if (typesIndex < types.size() && String.class.equals(types.get(typesIndex++).getGenericType())) {
+ String x = servletRequest.getParameter(name);
+ if (x.startsWith("\"") || x.startsWith("'")) {
+ jsonRequest += x;
+ } else {
+ if (x.contains("\"")) {
+ jsonRequest += "'" + x + "'";
+ } else {
+ jsonRequest += "\"" + x + "\"";
+ }
+ }
+ } else {
+ jsonRequest += servletRequest.getParameter(name);
+ }
+ jsonRequestArray.add(jsonRequest);
+ }
+
+ return jsonRequestArray.toArray();
+ }
+
+ /**
+ * Get the request parameter names in the correct order.
+ * Either the query parameters are named arg0, arg1, arg2 etc or else use the order
+ * from the order in the query string. Eg, the url:
+ * http://localhost:8085/HelloWorldService/sayHello2?first=petra&last=arnold&callback=foo"
+ * should invoke:
+ * sayHello2("petra", "arnold")
+ * so the parameter names should be ordered: "first", "last"
+ */
+ protected List<String> getOrderedParameterNames(ServletRequest servletRequest) {
+ List<String> orderedNames = new ArrayList<String>();
+ Set<String> parameterNames = servletRequest.getParameterMap().keySet();
+ if (parameterNames.contains("arg0")) {
+ for (int i=0; i<parameterNames.size(); i++) {
+ String name = "arg" + i;
+ if (parameterNames.contains(name)) {
+ orderedNames.add(name);
+ } else {
+ break;
+ }
+ }
+ } else {
+ final String queryString = ((HttpServletRequest)servletRequest).getQueryString();
+ SortedSet<String> sortedNames = new TreeSet<String>(new Comparator<String>(){
+ public int compare(String o1, String o2) {
+ int i = queryString.indexOf(o1);
+ int j = queryString.indexOf(o2);
+ return i - j;
+ }});
+ for (String name : parameterNames) {
+ // ignore system and jsonpCallbackName parameters
+ if (!name.startsWith("_") && !name.equals(jsonpCallbackName)) {
+ sortedNames.add(name);
+ }
+ }
+ orderedNames.addAll(sortedNames);
+ }
+ return orderedNames;
+ }
+
+ /**
+ * The databinding layer will have converted the return type into a JSON string so simply
+ * add wrap it for return.
+ */
+ protected String getResponseAsString(HttpServletRequest servletRequest, HttpServletResponse servletResponse, Object response) {
+ String jsonResponse = response == null ? "" : response.toString();
+
+ if ("GET".equals(servletRequest.getMethod())) {
+ // handle JSONP callback name padding
+ String callback = servletRequest.getParameter(jsonpCallbackName);
+ if (callback != null && callback.length() > 1) {
+ jsonResponse = callback + "(" + jsonResponse + ");";
+ }
+ }
+
+ return jsonResponse;
+ }
+
+ protected static String read(HttpServletRequest servletRequest) throws IOException {
+ InputStream is = servletRequest.getInputStream();
+ BufferedReader reader = null;
+ try {
+ reader = new BufferedReader(new InputStreamReader(is));
+ StringBuffer sb = new StringBuffer();
+ String str;
+ while ((str = reader.readLine()) != null) {
+ sb.append(str);
+ }
+ return sb.toString().trim();
+ } finally {
+ if (reader != null) {
+ reader.close();
+ }
+ }
+ }
+}
diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPXMLWireFormatProviderFactory.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPXMLWireFormatProviderFactory.java new file mode 100644 index 0000000000..cb60101bb7 --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPXMLWireFormatProviderFactory.java @@ -0,0 +1,70 @@ +/*
+ * 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.http.format;
+
+import org.apache.tuscany.sca.binding.http.HTTPXMLWireFormat;
+import org.apache.tuscany.sca.common.xml.dom.DOMHelper;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.databinding.xml.DOMDataBinding;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Phase;
+import org.apache.tuscany.sca.provider.WireFormatProvider;
+import org.apache.tuscany.sca.provider.WireFormatProviderFactory;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+public class HTTPXMLWireFormatProviderFactory implements WireFormatProviderFactory<HTTPXMLWireFormat> {
+
+ private DOMHelper domHelper;
+
+ public HTTPXMLWireFormatProviderFactory(ExtensionPointRegistry extensionPoints) {
+ this.domHelper = DOMHelper.getInstance(extensionPoints);
+ }
+
+ @Override
+ public Class<HTTPXMLWireFormat> getModelType() {
+ return null;
+ }
+
+ @Override
+ public WireFormatProvider createReferenceWireFormatProvider(RuntimeEndpointReference endpointReference) {
+ return null;
+ }
+
+ @Override
+ public WireFormatProvider createServiceWireFormatProvider(final RuntimeEndpoint endpoint) {
+ return new WireFormatProvider() {
+ @Override
+ public InterfaceContract configureWireFormatInterfaceContract(InterfaceContract interfaceContract) {
+ interfaceContract.getInterface().resetDataBinding(DOMDataBinding.NAME);
+ return interfaceContract;
+ }
+ @Override
+ public Interceptor createInterceptor() {
+ return new HTTPXMLWireFormatServiceInterceptor(endpoint, domHelper);
+ }
+ @Override
+ public String getPhase() {
+ return Phase.SERVICE_BINDING_WIREFORMAT;
+ }};
+ }
+
+}
diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPXMLWireFormatServiceInterceptor.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPXMLWireFormatServiceInterceptor.java new file mode 100644 index 0000000000..bfc22ec78f --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/format/HTTPXMLWireFormatServiceInterceptor.java @@ -0,0 +1,182 @@ +/*
+ * 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.http.format;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+import java.util.Comparator;
+import java.util.List;
+import java.util.Set;
+import java.util.SortedSet;
+import java.util.TreeSet;
+
+import javax.servlet.ServletRequest;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.tuscany.sca.common.http.HTTPContext;
+import org.apache.tuscany.sca.common.xml.dom.DOMHelper;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.util.FaultException;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.oasisopen.sca.ServiceRuntimeException;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+import org.xml.sax.SAXException;
+
+/**
+ * Handles the xml wire format for the http binding
+ */
+public class HTTPXMLWireFormatServiceInterceptor implements Interceptor {
+
+ private Invoker next;
+ private DOMHelper domHelper;
+
+ public HTTPXMLWireFormatServiceInterceptor(RuntimeEndpoint endpoint, DOMHelper domHelper) {
+ this.domHelper = domHelper;
+ }
+
+ @Override
+ public void setNext(Invoker next) {
+ this.next = next;
+ }
+
+ @Override
+ public Invoker getNext() {
+ return next;
+ }
+
+ @Override
+ public Message invoke(Message msg) {
+ try {
+ return invokeResponse(getNext().invoke(invokeRequest(msg)));
+ } catch (Exception e) {
+ throw new ServiceRuntimeException(e);
+ }
+ }
+
+ private Message invokeRequest(Message msg) throws IOException, SAXException {
+ HTTPContext context = msg.getBindingContext();
+ HttpServletRequest servletRequest = context.getHttpRequest();
+ if ("GET".equals(servletRequest.getMethod())) {
+ msg.setBody(getRequestFromQueryString(msg.getOperation(), servletRequest));
+ } else {
+ msg.setBody(new Object[]{domHelper.load(read(servletRequest))});
+ }
+ return msg;
+ }
+
+ private Message invokeResponse(Message msg) throws IOException {
+ HTTPContext context = msg.getBindingContext();
+ HttpServletResponse servletResponse = context.getHttpResponse();
+
+ servletResponse.setContentType("text/xml");
+
+ Object o = msg.getBody();
+ if (msg.isFault()) {
+ String xml = domHelper.saveAsString((Node)((FaultException)o).getFaultInfo());
+ servletResponse.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, xml);
+ } else {
+ String xml = "";
+ if (o instanceof Element) {
+ xml = domHelper.saveAsString((Node)o);
+ } else if ((o instanceof Object[]) && ((Object[])o)[0] instanceof Node) {
+ xml = domHelper.saveAsString((Node)((Object[])o)[0]);
+ } else if (o != null) {
+ throw new IllegalStateException("expecting Node payload: " + o);
+ }
+ servletResponse.getOutputStream().println(xml);
+ }
+
+ return msg;
+ }
+
+ /**
+ * Turn the query request into XML.
+ */
+ protected Object[] getRequestFromQueryString(Operation operation, ServletRequest servletRequest) throws IOException, SAXException {
+ List<Object> xmlRequestArray = new ArrayList<Object>();
+ for (String name : getOrderedParameterNames(servletRequest)) {
+ xmlRequestArray.add(domHelper.load("<" + name + ">" + servletRequest.getParameter(name) + "</" + name + ">"));
+ }
+ return xmlRequestArray.toArray();
+ }
+
+ /**
+ * Get the request parameter names in the correct order.
+ * Either the query parameters are named arg0, arg1, arg2 etc or else use the order
+ * from the order in the query string. Eg, the url:
+ * http://localhost:8085/HelloWorldService/sayHello2?first=petra&last=arnold&callback=foo"
+ * should invoke:
+ * sayHello2("petra", "arnold")
+ * so the parameter names should be ordered: "first", "last"
+ */
+ protected List<String> getOrderedParameterNames(ServletRequest servletRequest) {
+ List<String> orderedNames = new ArrayList<String>();
+ Set<String> parameterNames = servletRequest.getParameterMap().keySet();
+ if (parameterNames.contains("arg0")) {
+ for (int i=0; i<parameterNames.size(); i++) {
+ String name = "arg" + i;
+ if (parameterNames.contains(name)) {
+ orderedNames.add(name);
+ } else {
+ break;
+ }
+ }
+ } else {
+ final String queryString = ((HttpServletRequest)servletRequest).getQueryString();
+ SortedSet<String> sortedNames = new TreeSet<String>(new Comparator<String>(){
+ public int compare(String o1, String o2) {
+ int i = queryString.indexOf(o1);
+ int j = queryString.indexOf(o2);
+ return i - j;
+ }});
+ for (String name : parameterNames) {
+ sortedNames.add(name);
+ }
+ orderedNames.addAll(sortedNames);
+ }
+ return orderedNames;
+ }
+
+ protected static String read(HttpServletRequest servletRequest) throws IOException {
+ InputStream is = servletRequest.getInputStream();
+ BufferedReader reader = null;
+ try {
+ reader = new BufferedReader(new InputStreamReader(is));
+ StringBuffer sb = new StringBuffer();
+ String str;
+ while ((str = reader.readLine()) != null) {
+ sb.append(str);
+ }
+ return sb.toString();
+ } finally {
+ if (reader != null) {
+ reader.close();
+ }
+ }
+ }
+}
diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPBindingListenerServlet.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPBindingListenerServlet.java new file mode 100644 index 0000000000..e2a3a5cf39 --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPBindingListenerServlet.java @@ -0,0 +1,462 @@ +/* + * 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.http.provider; + +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.net.URLDecoder; +import java.text.ParseException; + +import javax.servlet.ServletException; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.common.http.HTTPCacheContext; +import org.apache.tuscany.sca.common.http.HTTPContentTypeMapper; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.invocation.MessageFactory; + +/** + * Servlet responsible for dispatching HTTP requests to the + * target component implementation. + * + * @version $Rev$ $Date$ + */ +public class HTTPBindingListenerServlet extends HttpServlet { + private static final long serialVersionUID = 2865466417329430610L; + + transient private Binding binding; + + private MessageFactory messageFactory; + private Invoker getInvoker; + private Invoker conditionalGetInvoker; + private Invoker putInvoker; + private Invoker conditionalPutInvoker; + private Invoker postInvoker; + private Invoker conditionalPostInvoker; + private Invoker deleteInvoker; + private Invoker conditionalDeleteInvoker; + + /** + * Constructs a new HTTPServiceListenerServlet. + */ + public HTTPBindingListenerServlet(Binding binding, MessageFactory messageFactory) { + this.binding = binding; + this.messageFactory = messageFactory; + } + + + @Override + protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + super.service(request, response); + } + + @Override + protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + // Get the request path + String pathInfo = request.getPathInfo(); + if (pathInfo == null || pathInfo.length() == 0) { + // Redirect to a URL ending with / to make relative hrefs work + // relative to the served resource. + response.sendRedirect(request.getRequestURL().append('/').toString()); + return; + } + String path = URLDecoder.decode(pathInfo, "UTF-8"); + + // Invoke the get operation on the service implementation + Message requestMessage = messageFactory.createMessage(); + + String id = path.substring(1); + + Message responseMessage = null; + HTTPCacheContext cacheContext = null; + try { + cacheContext = HTTPCacheContext.createCacheContextFromRequest(request); + } catch (ParseException e) { + } + + // Route message based on availability of cache info and cache methods + if (( cacheContext != null ) && (cacheContext.isEnabled()) && (conditionalGetInvoker != null )) { + requestMessage.setBody(new Object[] {id, cacheContext}); + responseMessage = conditionalGetInvoker.invoke(requestMessage); + } else { + requestMessage.setBody(new Object[] {id}); + responseMessage = getInvoker.invoke(requestMessage); + } + if (responseMessage.isFault()) { + Object body = responseMessage.getBody(); + + int index = -1; + if ( -1 < (index = body.getClass().getName().indexOf( "NotModifiedException")) ) { + if ( index > -1 ) + response.sendError( HttpServletResponse.SC_NOT_MODIFIED, body.toString().substring( index )); + else + response.sendError( HttpServletResponse.SC_NOT_MODIFIED ); + return; + } else if ( -1 < (index = body.getClass().getName().indexOf( "PreconditionFailedException")) ) { + if ( index > -1 ) + response.sendError( HttpServletResponse.SC_PRECONDITION_FAILED, body.toString().substring( index )); + else + response.sendError( HttpServletResponse.SC_PRECONDITION_FAILED ); + return; + } + + throw new ServletException((Throwable)responseMessage.getBody()); + } + + if(response.getContentType() == null || response.getContentType().length() == 0){ + // Calculate content-type based on extension + String contentType = HTTPContentTypeMapper.getContentType(id); + if(contentType != null && contentType.length() >0) { + response.setContentType(contentType); + } + } + + // Write the response from the service implementation to the response + // output stream + InputStream is = (InputStream)responseMessage.getBody(); + OutputStream os = response.getOutputStream(); + byte[] buffer = new byte[2048]; + for (;;) { + int n = is.read(buffer); + if (n <= 0) + break; + os.write(buffer, 0, n); + } + os.flush(); + os.close(); + } + + @Override + protected void doDelete(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + // Get the request path + String path = URLDecoder.decode(request.getRequestURI().substring(request.getServletPath().length()), "UTF-8"); + if (path.length() ==0) { + // Redirect to a URL ending with / to make relative hrefs work + // relative to the served resource. + response.sendRedirect(request.getRequestURL().append('/').toString()); + return; + } + + // Invoke the get operation on the service implementation + Message requestMessage = messageFactory.createMessage(); + String id = path.substring(1); + + Message responseMessage = null; + HTTPCacheContext cacheContext = null; + try { + cacheContext = HTTPCacheContext.createCacheContextFromRequest(request); + } catch (ParseException e) { + } + + // Route message based on availability of cache info and cache methods + if (( cacheContext != null ) && (cacheContext.isEnabled()) && (conditionalDeleteInvoker != null )) { + requestMessage.setBody(new Object[] {id, cacheContext}); + responseMessage = conditionalDeleteInvoker.invoke(requestMessage); + } else { + requestMessage.setBody(new Object[] {id}); + responseMessage = deleteInvoker.invoke(requestMessage); + } + if (responseMessage.isFault()) { + Object body = responseMessage.getBody(); + + int index = -1; + if ( -1 < (index = body.getClass().getName().indexOf( "NotModifiedException")) ) { + if ( index > -1 ) + response.sendError( HttpServletResponse.SC_NOT_MODIFIED, body.toString().substring( index )); + else + response.sendError( HttpServletResponse.SC_NOT_MODIFIED ); + return; + } else if ( -1 < (index = body.getClass().getName().indexOf( "PreconditionFailedException")) ) { + if ( index > -1 ) + response.sendError( HttpServletResponse.SC_PRECONDITION_FAILED, body.toString().substring( index )); + else + response.sendError( HttpServletResponse.SC_PRECONDITION_FAILED ); + return; + } + + throw new ServletException((Throwable)responseMessage.getBody()); + } + + // Write the response from the service implementation to the response + // output stream + InputStream is = (InputStream)responseMessage.getBody(); + OutputStream os = response.getOutputStream(); + byte[] buffer = new byte[2048]; + for (;;) { + int n = is.read(buffer); + if (n <= 0) + break; + os.write(buffer, 0, n); + } + os.flush(); + os.close(); + } + + @Override + protected void doPut(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + // Get the request path + String path = URLDecoder.decode(request.getRequestURI().substring(request.getServletPath().length()), "UTF-8"); + if (path.length() ==0) { + // Redirect to a URL ending with / to make relative hrefs work + // relative to the served resource. + response.sendRedirect(request.getRequestURL().append('/').toString()); + return; + } + + // Invoke the get operation on the service implementation + Message requestMessage = messageFactory.createMessage(); + String id = path.substring(1); + + Message responseMessage = null; + HTTPCacheContext cacheContext = null; + try { + cacheContext = HTTPCacheContext.createCacheContextFromRequest(request); + } catch (ParseException e) { + } + + // Route message based on availability of cache info and cache methods + if (( cacheContext != null ) && (cacheContext.isEnabled()) && (conditionalPutInvoker != null )) { + requestMessage.setBody(new Object[] {id, cacheContext}); + responseMessage = conditionalPutInvoker.invoke(requestMessage); + } else { + requestMessage.setBody(new Object[] {id}); + responseMessage = putInvoker.invoke(requestMessage); + } + if (responseMessage.isFault()) { + Object body = responseMessage.getBody(); + + int index = -1; + if ( -1 < (index = body.getClass().getName().indexOf( "NotModifiedException")) ) { + if ( index > -1 ) + response.sendError( HttpServletResponse.SC_NOT_MODIFIED, body.toString().substring( index )); + else + response.sendError( HttpServletResponse.SC_NOT_MODIFIED ); + return; + } else if ( -1 < (index = body.getClass().getName().indexOf( "PreconditionFailedException")) ) { + if ( index > -1 ) + response.sendError( HttpServletResponse.SC_PRECONDITION_FAILED, body.toString().substring( index )); + else + response.sendError( HttpServletResponse.SC_PRECONDITION_FAILED ); + return; + } + + throw new ServletException((Throwable)responseMessage.getBody()); + } + + // Write the response from the service implementation to the response + // output stream + InputStream is = (InputStream)responseMessage.getBody(); + OutputStream os = response.getOutputStream(); + byte[] buffer = new byte[2048]; + for (;;) { + int n = is.read(buffer); + if (n <= 0) + break; + os.write(buffer, 0, n); + } + os.flush(); + os.close(); + } + + @Override + protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + // Get the request path + String path = URLDecoder.decode(request.getRequestURI().substring(request.getServletPath().length()), "UTF-8"); + if (path.length() ==0) { + // Redirect to a URL ending with / to make relative hrefs work + // relative to the served resource. + response.sendRedirect(request.getRequestURL().append('/').toString()); + return; + } + + // Invoke the get operation on the service implementation + Message requestMessage = messageFactory.createMessage(); + // String id = path.substring(1); + + Message responseMessage = null; + HTTPCacheContext cacheContext = null; + try { + cacheContext = HTTPCacheContext.createCacheContextFromRequest(request); + } catch (ParseException e) { + } + + // Route message based on availability of cache info and cache methods + if (( cacheContext != null ) && (cacheContext.isEnabled()) && (conditionalPostInvoker != null )) { + requestMessage.setBody(new Object[] {cacheContext}); + responseMessage = conditionalPostInvoker.invoke(requestMessage); + } else { + requestMessage.setBody(new Object[] {}); + responseMessage = postInvoker.invoke(requestMessage); + } + if (responseMessage.isFault()) { + Object body = responseMessage.getBody(); + + int index = -1; + if ( -1 < (index = body.getClass().getName().indexOf( "NotModifiedException")) ) { + if ( index > -1 ) + response.sendError( HttpServletResponse.SC_NOT_MODIFIED, body.toString().substring( index )); + else + response.sendError( HttpServletResponse.SC_NOT_MODIFIED ); + return; + } else if ( -1 < (index = body.getClass().getName().indexOf( "PreconditionFailedException")) ) { + if ( index > -1 ) + response.sendError( HttpServletResponse.SC_PRECONDITION_FAILED, body.toString().substring( index )); + else + response.sendError( HttpServletResponse.SC_PRECONDITION_FAILED ); + return; + } + + throw new ServletException((Throwable)responseMessage.getBody()); + } + + + // Test if the ETag and LastModified are returned as a cache context. + Object body = responseMessage.getBody(); + if ( body.getClass() == HTTPCacheContext.class ) { + // Transfer to header if so. + HTTPCacheContext cc = (HTTPCacheContext)responseMessage.getBody(); + if (( cc != null ) && ( cc.isEnabled() )) { + String eTag = cc.getETag(); + if ( eTag != null ) + response.setHeader( "ETag", cc.getETag() ); + String lastModified = cc.getLastModified(); + if ( lastModified != null) + response.setHeader( "LastModified", cc.getLastModified() ); + } + } + } + + /** + * @return the getInvoker + */ + public Invoker getGetInvoker() { + return getInvoker; + } + + /** + * @param getInvoker the getInvoker to set + */ + public void setGetInvoker(Invoker getInvoker) { + this.getInvoker = getInvoker; + } + + /** + * @return the conditionalGetInvoker + */ + public Invoker getConditionalGetInvoker() { + return conditionalGetInvoker; + } + + /** + * @param conditionalGetInvoker the conditionalGetInvoker to set + */ + public void setConditionalGetInvoker(Invoker conditionalGetInvoker) { + this.conditionalGetInvoker = conditionalGetInvoker; + } + + /** + * @return the putInvoker + */ + public Invoker getPutInvoker() { + return putInvoker; + } + + /** + * @param putInvoker the putInvoker to set + */ + public void setPutInvoker(Invoker putInvoker) { + this.putInvoker = putInvoker; + } + + /** + * @return the conditionalPutInvoker + */ + public Invoker getConditionalPutInvoker() { + return conditionalPutInvoker; + } + + /** + * @param conditionalPutInvoker the conditionalPutInvoker to set + */ + public void setConditionalPutInvoker(Invoker conditionalPutInvoker) { + this.conditionalPutInvoker = conditionalPutInvoker; + } + + /** + * @return the postInvoker + */ + public Invoker getPostInvoker() { + return postInvoker; + } + + /** + * @param postInvoker the postInvoker to set + */ + public void setPostInvoker(Invoker postInvoker) { + this.postInvoker = postInvoker; + } + + /** + * @return the conditionalPostInvoker + */ + public Invoker getConditionalPostInvoker() { + return conditionalPostInvoker; + } + + /** + * @param conditionalPostInvoker the conditionalPostInvoker to set + */ + public void setConditionalPostInvoker(Invoker conditionalPostInvoker) { + this.conditionalPostInvoker = conditionalPostInvoker; + } + + /** + * @return the deleteInvoker + */ + public Invoker getDeleteInvoker() { + return deleteInvoker; + } + + /** + * @param deleteInvoker the deleteInvoker to set + */ + public void setDeleteInvoker(Invoker deleteInvoker) { + this.deleteInvoker = deleteInvoker; + } + + /** + * @return the conditionalDeleteInvoker + */ + public Invoker getConditionalDeleteInvoker() { + return conditionalDeleteInvoker; + } + + /** + * @param conditionalDeleteInvoker the conditionalDeleteInvoker to set + */ + public void setConditionalDeleteInvoker(Invoker conditionalDeleteInvoker) { + this.conditionalDeleteInvoker = conditionalDeleteInvoker; + } +} diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPBindingProviderFactory.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPBindingProviderFactory.java new file mode 100644 index 0000000000..118a2c3bc4 --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPBindingProviderFactory.java @@ -0,0 +1,64 @@ +/* + * 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.http.provider; + +import org.apache.tuscany.sca.binding.http.HTTPBinding; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.host.http.ServletHost; +import org.apache.tuscany.sca.host.http.ServletHostHelper; +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.RuntimeEndpoint; +import org.apache.tuscany.sca.runtime.RuntimeEndpointReference; + + +/** + * Factory for HTTP binding providers. + * + * @version $Rev$ $Date$ + */ +public class HTTPBindingProviderFactory implements BindingProviderFactory<HTTPBinding> { + private ExtensionPointRegistry extensionPoints; + private MessageFactory messageFactory; + private ServletHost servletHost; + + public HTTPBindingProviderFactory(ExtensionPointRegistry extensionPoints) { + this.extensionPoints = extensionPoints; + this.servletHost = ServletHostHelper.getServletHost(extensionPoints); + FactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(FactoryExtensionPoint.class); + messageFactory = modelFactories.getFactory(MessageFactory.class); + } + + public ReferenceBindingProvider createReferenceBindingProvider(RuntimeEndpointReference endpointReference) { + // Binding HTTP is currently NOT supporting References + return null; + } + + public ServiceBindingProvider createServiceBindingProvider(RuntimeEndpoint endpoint) { + return new HTTPServiceBindingProvider(endpoint, extensionPoints, messageFactory, servletHost); + } + + public Class<HTTPBinding> getModelType() { + return HTTPBinding.class; + } +} diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPBindingServiceServlet.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPBindingServiceServlet.java new file mode 100644 index 0000000000..4d1f655577 --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPBindingServiceServlet.java @@ -0,0 +1,54 @@ +/* + * 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.http.provider; + +import java.io.IOException; + +import javax.servlet.ServletException; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; + +import org.apache.tuscany.sca.common.http.HTTPContext; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.invocation.MessageFactory; +import org.apache.tuscany.sca.runtime.RuntimeEndpoint; + +public class HTTPBindingServiceServlet extends HttpServlet { + private static final long serialVersionUID = 1L; + + protected transient MessageFactory messageFactory; + protected transient RuntimeEndpoint wire; + + public HTTPBindingServiceServlet(RuntimeEndpoint wire, MessageFactory messageFactory) { + this.wire = wire; + this.messageFactory = messageFactory; + } + + @Override + protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + HTTPContext bindingContext = new HTTPContext(); + bindingContext.setHttpRequest(request); + bindingContext.setHttpResponse(response); + Message msg = messageFactory.createMessage(); + msg.setBindingContext(bindingContext); + wire.invoke(msg); + } +} diff --git a/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPServiceBindingProvider.java b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPServiceBindingProvider.java new file mode 100644 index 0000000000..e123c28e02 --- /dev/null +++ b/sandbox/sebastien/java/vhost/modules/binding-http-runtime/src/main/java/org/apache/tuscany/sca/binding/http/provider/HTTPServiceBindingProvider.java @@ -0,0 +1,226 @@ +/* + * 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.http.provider; + +import javax.servlet.Servlet; + +import org.apache.tuscany.sca.binding.http.HTTPBinding; +import org.apache.tuscany.sca.binding.http.HTTPDefaultOperationSelector; +import org.apache.tuscany.sca.binding.http.HTTPDefaultWireFormat; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.host.http.ServletHost; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.MessageFactory; +import org.apache.tuscany.sca.invocation.Phase; +import org.apache.tuscany.sca.provider.EndpointProvider; +import org.apache.tuscany.sca.provider.OperationSelectorProvider; +import org.apache.tuscany.sca.provider.OperationSelectorProviderFactory; +import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint; +import org.apache.tuscany.sca.provider.WireFormatProvider; +import org.apache.tuscany.sca.provider.WireFormatProviderFactory; +import org.apache.tuscany.sca.runtime.RuntimeEndpoint; + +/** + * Implementation of an HTTP binding provider. + * + * @version $Rev$ $Date$ + */ +public class HTTPServiceBindingProvider implements EndpointProvider { + private ExtensionPointRegistry extensionPoints; + + private RuntimeEndpoint endpoint; + private HTTPBinding binding; + private MessageFactory messageFactory; + private OperationSelectorProvider osProvider; + private WireFormatProvider wfProvider; + private ServletHost servletHost; + private String servletMapping; + private InterfaceContract interfaceContract; + private boolean widget; + + private HTTPBindingListenerServlet bindingListenerServlet; + + public HTTPServiceBindingProvider(RuntimeEndpoint endpoint, + ExtensionPointRegistry extensionPoints, + MessageFactory messageFactory, + ServletHost servletHost) { + + this.endpoint = endpoint; + this.binding = (HTTPBinding)endpoint.getBinding(); + this.widget = "Widget".equals(binding.getName()); + + this.extensionPoints = extensionPoints; + this.messageFactory = messageFactory; + this.servletHost = servletHost; + + if (binding.getOperationSelector() == null && !widget) { + binding.setOperationSelector(new HTTPDefaultOperationSelector()); + } + if (binding.getRequestWireFormat() == null && !widget) { + binding.setRequestWireFormat(new HTTPDefaultWireFormat()); + } + if (binding.getResponseWireFormat() == null && !widget) { + binding.setResponseWireFormat(new HTTPDefaultWireFormat()); + } + + ProviderFactoryExtensionPoint providerFactories = extensionPoints.getExtensionPoint(ProviderFactoryExtensionPoint.class); + + if (binding.getOperationSelector() != null) { + // Configure the interceptors for operation selection + OperationSelectorProviderFactory osProviderFactory = (OperationSelectorProviderFactory) providerFactories.getProviderFactory(binding.getOperationSelector().getClass()); + if (osProviderFactory != null) { + this.osProvider = osProviderFactory.createServiceOperationSelectorProvider(endpoint); + } + } + + if (binding.getRequestWireFormat() != null && binding.getResponseWireFormat() != null) { + // Configure the interceptors for wire format + WireFormatProviderFactory wfProviderFactory = (WireFormatProviderFactory) providerFactories.getProviderFactory(binding.getRequestWireFormat().getClass()); + if (wfProviderFactory != null) { + this.wfProvider = wfProviderFactory.createServiceWireFormatProvider(endpoint); + } + } + + //clone the service contract to avoid databinding issues + try { + interfaceContract = (InterfaceContract)endpoint.getComponentServiceInterfaceContract().clone(); + + // configure data binding + if (this.wfProvider != null) { + wfProvider.configureWireFormatInterfaceContract(interfaceContract); + } + } catch(CloneNotSupportedException e) { + // shouldn't happen + } + + servletMapping = binding.getURI(); + if (!servletMapping.endsWith("/")) { + servletMapping += "/"; + } + if (!servletMapping.endsWith("*")) { + servletMapping += "*"; + } + } + + public void start() { + if (widget) { + start1x(); + } else { + servletHost.addServletMapping(servletMapping, new HTTPBindingServiceServlet(endpoint, messageFactory)); + } + } + + public void start1x() { + // Get the invokers for the supported operations + Servlet servlet = null; + bindingListenerServlet = new HTTPBindingListenerServlet(binding, messageFactory ); + for (InvocationChain invocationChain : endpoint.getInvocationChains()) { + Operation operation = invocationChain.getTargetOperation(); + String operationName = operation.getName(); + if (operationName.equals("get")) { + Invoker getInvoker = invocationChain.getHeadInvoker(); + bindingListenerServlet.setGetInvoker(getInvoker); + servlet = bindingListenerServlet; + } else if (operationName.equals("conditionalGet")) { + Invoker conditionalGetInvoker = invocationChain.getHeadInvoker(); + bindingListenerServlet.setConditionalGetInvoker(conditionalGetInvoker); + servlet = bindingListenerServlet; + } else if (operationName.equals("delete")) { + Invoker deleteInvoker = invocationChain.getHeadInvoker(); + bindingListenerServlet.setDeleteInvoker(deleteInvoker); + servlet = bindingListenerServlet; + } else if (operationName.equals("conditionalDelete")) { + Invoker conditionalDeleteInvoker = invocationChain.getHeadInvoker(); + bindingListenerServlet.setConditionalDeleteInvoker(conditionalDeleteInvoker); + servlet = bindingListenerServlet; + } else if (operationName.equals("put")) { + Invoker putInvoker = invocationChain.getHeadInvoker(); + bindingListenerServlet.setPutInvoker(putInvoker); + servlet = bindingListenerServlet; + } else if (operationName.equals("conditionalPut")) { + Invoker conditionalPutInvoker = invocationChain.getHeadInvoker(); + bindingListenerServlet.setConditionalPutInvoker(conditionalPutInvoker); + servlet = bindingListenerServlet; + } else if (operationName.equals("post")) { + Invoker postInvoker = invocationChain.getHeadInvoker(); + bindingListenerServlet.setPostInvoker(postInvoker); + servlet = bindingListenerServlet; + } else if (operationName.equals("conditionalPost")) { + Invoker conditionalPostInvoker = invocationChain.getHeadInvoker(); + bindingListenerServlet.setConditionalPostInvoker(conditionalPostInvoker); + servlet = bindingListenerServlet; + } else if (operationName.equals("service")) { + Invoker serviceInvoker = invocationChain.getHeadInvoker(); +// servlet = new HTTPServiceListenerServlet(binding, serviceInvoker, messageFactory); + break; + } + } + if (servlet == null) { + throw new IllegalStateException("No get or service method found on the service"); + } + + // Create our HTTP service listener Servlet and register it with the + // Servlet host + servletMapping = binding.getURI(); + if (!servletMapping.endsWith("/")) { + servletMapping += "/"; + } + if (!servletMapping.endsWith("*")) { + servletMapping += "*"; + } + + servletHost.addServletMapping(servletMapping, servlet); + } + + public void stop() { + servletHost.removeServletMapping(servletMapping); + } + + public InterfaceContract getBindingInterfaceContract() { + return interfaceContract; + } + + public boolean supportsOneWayInvocation() { + return false; + } + + /** + * Add specific http interceptor to invocation chain + */ + public void configure() { + + if (widget) return; + + InvocationChain bindingChain = endpoint.getBindingInvocationChain(); + + if(osProvider != null) { + bindingChain.addInterceptor(Phase.SERVICE_BINDING_OPERATION_SELECTOR, osProvider.createInterceptor()); + } + + if (wfProvider != null) { + bindingChain.addInterceptor(Phase.SERVICE_BINDING_WIREFORMAT, wfProvider.createInterceptor()); + } + + } + +} |