This is an automated email from the ASF dual-hosted git repository.
lukaszlenart pushed a commit to branch WW-5233-tiles
in repository https://gitbox.apache.org/repos/asf/struts.git
The following commit(s) were added to refs/heads/WW-5233-tiles by this push:
new 017a2e30b WW-5233 Copies Portlet related Tiles code base
017a2e30b is described below
commit 017a2e30b1752864a0c9fc6ab162b05182d4b5c8
Author: Lukasz Lenart <[email protected]>
AuthorDate: Sat Oct 1 17:51:38 2022 +0200
WW-5233 Copies Portlet related Tiles code base
---
.../tiles/request/portlet/PortletRequest.java | 344 +++++++++++++++++++++
.../request/portlet/RenderPortletRequest.java | 47 +++
.../portlet/delegate/MimeResponseDelegate.java | 72 +++++
.../portlet/delegate/PortletRequestDelegate.java | 79 +++++
.../request/portlet/delegate/RequestDelegate.java | 43 +++
.../request/portlet/delegate/ResponseDelegate.java | 70 +++++
.../portlet/delegate/StateAwareParameterMap.java | 112 +++++++
.../delegate/StateAwareRequestDelegate.java | 83 +++++
.../delegate/StateAwareResponseDelegate.java | 57 ++++
.../request/portlet/delegate/package-info.java | 24 ++
.../extractor/ApplicationScopeExtractor.java | 66 ++++
.../request/portlet/extractor/HeaderExtractor.java | 74 +++++
.../portlet/extractor/InitParameterExtractor.java | 57 ++++
.../portlet/extractor/ParameterExtractor.java | 56 ++++
.../portlet/extractor/RequestScopeExtractor.java | 66 ++++
.../portlet/extractor/SessionScopeExtractor.java | 88 ++++++
.../extractor/StateAwareParameterExtractor.java | 53 ++++
.../request/portlet/extractor/package-info.java | 24 ++
.../apache/tiles/request/portlet/package-info.java | 24 ++
.../request/collection/AddableParameterMap.java | 95 ++++++
20 files changed, 1534 insertions(+)
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/PortletRequest.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/PortletRequest.java
new file mode 100644
index 000000000..6946776e4
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/PortletRequest.java
@@ -0,0 +1,344 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet;
+
+import org.apache.tiles.request.AbstractClientRequest;
+import org.apache.tiles.request.ApplicationContext;
+import org.apache.tiles.request.attribute.Addable;
+import org.apache.tiles.request.collection.HeaderValuesMap;
+import org.apache.tiles.request.collection.ReadOnlyEnumerationMap;
+import org.apache.tiles.request.collection.ScopeMap;
+import org.apache.tiles.request.portlet.delegate.RequestDelegate;
+import org.apache.tiles.request.portlet.delegate.ResponseDelegate;
+import org.apache.tiles.request.portlet.extractor.HeaderExtractor;
+import org.apache.tiles.request.portlet.extractor.RequestScopeExtractor;
+import org.apache.tiles.request.portlet.extractor.SessionScopeExtractor;
+
+import javax.portlet.PortletContext;
+import javax.portlet.PortletException;
+import javax.portlet.PortletRequestDispatcher;
+import javax.portlet.PortletResponse;
+import javax.portlet.PortletSession;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.io.Writer;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+
+/**
+ * Portlet-based TilesApplicationContext implementation.
+ */
+public class PortletRequest extends AbstractClientRequest {
+
+ /**
+ * The native available scopes.
+ */
+ private static final List<String> SCOPES =
Collections.unmodifiableList(Arrays.asList(REQUEST_SCOPE, "portletSession",
"session", APPLICATION_SCOPE));
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of header name-value
+ * combinations (immutable).</p>
+ */
+ private Map<String, String> header = null;
+
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of header name-value
+ * combinations (write-only).</p>
+ */
+ private Addable<String> responseHeaders = null;
+
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of header name-values
+ * combinations (immutable).</p>
+ */
+ private Map<String, String[]> headerValues = null;
+
+ /**
+ * The <code>PortletContext</code> for this application.
+ */
+ protected PortletContext context;
+
+ /**
+ * <p>The <code>PortletRequest</code> for this request.</p>
+ */
+ protected javax.portlet.PortletRequest request;
+
+ /**
+ * The delegate to get information about parameters.
+ */
+ protected RequestDelegate requestDelegate;
+
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of request scope
+ * attributes.</p>
+ */
+ private Map<String, Object> requestScope = null;
+
+
+ /**
+ * <p>The <code>PortletResponse</code> for this request.</p>
+ */
+ protected PortletResponse response;
+
+ /**
+ * The delegate to get information from a response (output stream, writer,
etc.).
+ */
+ protected ResponseDelegate responseDelegate;
+
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of session scope
+ * attributes.</p>
+ */
+ private Map<String, Object> sessionScope = null;
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of portlet session scope
+ * attributes.</p>
+ */
+ private Map<String, Object> portletSessionScope = null;
+
+
+ /**
+ * Creates a new instance of PortletTilesRequestContext.
+ *
+ * @param applicationContext The Tiles application context.
+ * @param context The portlet context to use.
+ * @param request The request object to use.
+ * @param response The response object to use.
+ * @param requestDelegate The request delegate.
+ * @param responseDelegate The response delegate.
+ */
+ public PortletRequest(ApplicationContext applicationContext,
+ PortletContext context, javax.portlet.PortletRequest
request,
+ PortletResponse response, RequestDelegate
requestDelegate, ResponseDelegate responseDelegate) {
+ super(applicationContext);
+
+ // Save the specified Portlet API object references
+ this.context = context;
+ this.request = request;
+ this.response = response;
+ this.requestDelegate = requestDelegate;
+ this.responseDelegate = responseDelegate;
+ }
+
+ /**
+ * <p>Return the {@link PortletRequest} for this context.</p>
+ *
+ * @return The used portlet request.
+ */
+ public javax.portlet.PortletRequest getRequest() {
+ return (this.request);
+ }
+
+ /**
+ * Returns the portlet context.
+ *
+ * @return The portlet context.
+ */
+ public PortletContext getPortletContext() {
+ return context;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Map<String, String> getHeader() {
+ if ((header == null) && (request != null)) {
+ header = new ReadOnlyEnumerationMap<>(new HeaderExtractor(request,
null));
+ }
+ return (header);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Addable<String> getResponseHeaders() {
+ if ((responseHeaders == null) && (request != null)) {
+ responseHeaders = new HeaderExtractor(null, response);
+ }
+ return (responseHeaders);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Map<String, String[]> getHeaderValues() {
+ if ((headerValues == null) && (request != null)) {
+ headerValues = new HeaderValuesMap(new HeaderExtractor(request,
response));
+ }
+ return (headerValues);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Map<String, Object> getRequestScope() {
+ if ((requestScope == null) && (request != null)) {
+ requestScope = new ScopeMap(new RequestScopeExtractor(request));
+ }
+ return (requestScope);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Map<String, Object> getSessionScope() {
+ if ((sessionScope == null) && (request != null)) {
+ sessionScope = new ScopeMap(new SessionScopeExtractor(request,
+ PortletSession.APPLICATION_SCOPE));
+ }
+ return (sessionScope);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Map<String, Object> getPortletSessionScope() {
+ if ((portletSessionScope == null) && (request != null)) {
+ portletSessionScope = new ScopeMap(new SessionScopeExtractor(
+ request, PortletSession.APPLICATION_SCOPE));
+ }
+ return (portletSessionScope);
+ }
+
+ @Override
+ public List<String> getAvailableScopes() {
+ return SCOPES;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Locale getRequestLocale() {
+ return request.getLocale();
+ }
+
+ @Override
+ public Map<String, String> getParam() {
+ return requestDelegate.getParam();
+ }
+
+ @Override
+ public Map<String, String[]> getParamValues() {
+ return requestDelegate.getParamValues();
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public boolean isUserInRole(String role) {
+ return request.isUserInRole(role);
+ }
+
+ @Override
+ public OutputStream getOutputStream() throws IOException {
+ return responseDelegate.getOutputStream();
+ }
+
+ @Override
+ public PrintWriter getPrintWriter() throws IOException {
+ return responseDelegate.getPrintWriter();
+ }
+
+ @Override
+ public Writer getWriter() throws IOException {
+ return responseDelegate.getWriter();
+ }
+
+ @Override
+ public boolean isResponseCommitted() {
+ return responseDelegate.isResponseCommitted();
+ }
+
+ @Override
+ public void setContentType(String contentType) {
+ responseDelegate.setContentType(contentType);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public void doForward(String path) throws IOException {
+ if (responseDelegate.isResponseCommitted()) {
+ doInclude(path);
+ return;
+ }
+
+ try {
+ PortletRequestDispatcher rd = getPortletContext()
+ .getRequestDispatcher(path);
+
+ if (rd == null) {
+ throw new IOException(
+ "No portlet request dispatcher returned for path '"
+ + path + "'");
+ }
+
+ rd.forward(request, response);
+ } catch (PortletException e) {
+ throw new IOException("PortletException while including path '"
+ + path + "'.", e);
+ }
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public void doInclude(String path) throws IOException {
+ try {
+ PortletRequestDispatcher rd = getPortletContext()
+ .getRequestDispatcher(path);
+
+ if (rd == null) {
+ throw new IOException(
+ "No portlet request dispatcher returned for path '"
+ + path + "'");
+ }
+
+ rd.include(request, response);
+ } catch (PortletException e) {
+ throw new IOException("PortletException while including path '"
+ + path + "'.", e);
+ }
+ }
+
+ @Override
+ public Map<String, Object> getContext(String scope) {
+ if (REQUEST_SCOPE.equals(scope)) {
+ return getRequestScope();
+ } else if ("session".equals(scope)) {
+ return getSessionScope();
+ } else if ("portletSession".equals(scope)) {
+ return getPortletSessionScope();
+ } else if (APPLICATION_SCOPE.equals(scope)) {
+ return getApplicationScope();
+ }
+ throw new IllegalArgumentException(scope + " does not exist. Call
getAvailableScopes() first to check.");
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/RenderPortletRequest.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/RenderPortletRequest.java
new file mode 100644
index 000000000..ea22c38a2
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/RenderPortletRequest.java
@@ -0,0 +1,47 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet;
+
+import org.apache.tiles.request.ApplicationContext;
+import org.apache.tiles.request.portlet.delegate.MimeResponseDelegate;
+import org.apache.tiles.request.portlet.delegate.PortletRequestDelegate;
+
+import javax.portlet.PortletContext;
+import javax.portlet.RenderRequest;
+import javax.portlet.RenderResponse;
+
+/**
+ * Portlet request for a {@link RenderRequest}.
+ */
+public class RenderPortletRequest extends PortletRequest {
+
+ /**
+ * Constructor.
+ *
+ * @param applicationContext The application context.
+ * @param context The portlet context.
+ * @param request The portlet request.
+ * @param response The portlet response.
+ */
+ public RenderPortletRequest(ApplicationContext applicationContext,
PortletContext context, RenderRequest request, RenderResponse response) {
+ super(applicationContext, context, request, response, new
PortletRequestDelegate(request), new MimeResponseDelegate(response));
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/MimeResponseDelegate.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/MimeResponseDelegate.java
new file mode 100644
index 000000000..347873cf1
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/MimeResponseDelegate.java
@@ -0,0 +1,72 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.delegate;
+
+import javax.portlet.MimeResponse;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.io.Writer;
+
+/**
+ * Response delegate in case of {@link MimeResponse}.
+ */
+public class MimeResponseDelegate implements ResponseDelegate {
+
+ /**
+ * The response.
+ */
+ private final MimeResponse response;
+
+ /**
+ * Constructor.
+ *
+ * @param response The response.
+ */
+ public MimeResponseDelegate(MimeResponse response) {
+ this.response = response;
+ }
+
+ /** {@inheritDoc} */
+ public OutputStream getOutputStream() throws IOException {
+ return response.getPortletOutputStream();
+ }
+
+ /** {@inheritDoc} */
+ public PrintWriter getPrintWriter() throws IOException {
+ return response.getWriter();
+ }
+
+ /** {@inheritDoc} */
+ public Writer getWriter() throws IOException {
+ return response.getWriter();
+ }
+
+ /** {@inheritDoc} */
+ public boolean isResponseCommitted() {
+ return response.isCommitted();
+ }
+
+ /** {@inheritDoc} */
+ public void setContentType(String contentType) {
+ response.setContentType(contentType);
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/PortletRequestDelegate.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/PortletRequestDelegate.java
new file mode 100644
index 000000000..e5683d5a0
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/PortletRequestDelegate.java
@@ -0,0 +1,79 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.delegate;
+
+import org.apache.tiles.request.collection.ReadOnlyEnumerationMap;
+import org.apache.tiles.request.portlet.extractor.ParameterExtractor;
+
+import javax.portlet.PortletRequest;
+import java.util.Map;
+
+/**
+ * Request delegate in case of simple Portlet request.
+ */
+public class PortletRequestDelegate implements RequestDelegate {
+
+ /**
+ * The request.
+ */
+ private final PortletRequest request;
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of request
+ * parameter name-value.</p>
+ */
+ private Map<String, String> param = null;
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of request
+ * parameter name-values.</p>
+ */
+ private Map<String, String[]> paramValues = null;
+
+ /**
+ * Constructor.
+ *
+ * @param request The request.
+ */
+ public PortletRequestDelegate(PortletRequest request) {
+ this.request = request;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Map<String, String> getParam() {
+ if ((param == null) && (request != null)) {
+ param = new ReadOnlyEnumerationMap<>(new
ParameterExtractor(request));
+ }
+ return (param);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Map<String, String[]> getParamValues() {
+ if ((paramValues == null) && (request != null)) {
+ paramValues = request.getParameterMap();
+ }
+ return (paramValues);
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/RequestDelegate.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/RequestDelegate.java
new file mode 100644
index 000000000..03846cc72
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/RequestDelegate.java
@@ -0,0 +1,43 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.delegate;
+
+import java.util.Map;
+
+/**
+ * Exposes the parameters of a portlet request, if available.
+ */
+public interface RequestDelegate {
+
+ /**
+ * The parameters, as single values.
+ *
+ * @return The parameters.
+ */
+ Map<String, String> getParam();
+
+ /**
+ * The parameters, with values as array of strings.
+ *
+ * @return The parameters.
+ */
+ Map<String, String[]> getParamValues();
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/ResponseDelegate.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/ResponseDelegate.java
new file mode 100644
index 000000000..92f46cef6
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/ResponseDelegate.java
@@ -0,0 +1,70 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.delegate;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.io.Writer;
+
+/**
+ * Exposes features of a response, if they are available.
+ */
+public interface ResponseDelegate {
+
+ /**
+ * Returns the output stream.
+ *
+ * @return The output stream.
+ * @throws IOException If the underlying response causes a problem.
+ */
+ OutputStream getOutputStream() throws IOException;
+
+ /**
+ * Returns the print writer.
+ *
+ * @return The print writer.
+ * @throws IOException If the underlying response causes a problem.
+ */
+ PrintWriter getPrintWriter() throws IOException;
+
+ /**
+ * Returns the writer.
+ *
+ * @return The writer.
+ * @throws IOException If the underlying response causes a problem.
+ */
+ Writer getWriter() throws IOException;
+
+ /**
+ * Sets the content type of the response.
+ *
+ * @param contentType The content type.
+ */
+ void setContentType(String contentType);
+
+ /**
+ * Checks if the response is committed.
+ *
+ * @return <code>true</code> if the response is committed.
+ */
+ boolean isResponseCommitted();
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/StateAwareParameterMap.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/StateAwareParameterMap.java
new file mode 100644
index 000000000..34e36bb31
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/StateAwareParameterMap.java
@@ -0,0 +1,112 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.delegate;
+
+import java.util.Collection;
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * Parameter map to be used when the response is a {@link
javax.portlet.StateAwareResponse}.
+ */
+public class StateAwareParameterMap implements Map<String, String[]> {
+
+ /**
+ * The request parameter map.
+ */
+ private final Map<String, String[]> requestMap;
+
+ /**
+ * The response parameter map.
+ */
+ private final Map<String, String[]> responseMap;
+
+ /**
+ * Constructor.
+ *
+ * @param requestMap The request parameter map.
+ * @param responseMap The response parameter map.
+ */
+ public StateAwareParameterMap(Map<String, String[]> requestMap,
Map<String, String[]> responseMap) {
+ this.requestMap = requestMap;
+ this.responseMap = responseMap;
+ }
+
+ @Override
+ public void clear() {
+ responseMap.clear();
+ }
+
+ @Override
+ public boolean containsKey(Object key) {
+ return requestMap.containsKey(key);
+ }
+
+ @Override
+ public boolean containsValue(Object value) {
+ return requestMap.containsValue(value);
+ }
+
+ @Override
+ public Set<Entry<String, String[]>> entrySet() {
+ return requestMap.entrySet();
+ }
+
+ @Override
+ public String[] get(Object key) {
+ return requestMap.get(key);
+ }
+
+ @Override
+ public boolean isEmpty() {
+ return requestMap.isEmpty();
+ }
+
+ @Override
+ public Set<String> keySet() {
+ return requestMap.keySet();
+ }
+
+ @Override
+ public String[] put(String key, String[] value) {
+ return responseMap.put(key, value);
+ }
+
+ @Override
+ public void putAll(Map<? extends String, ? extends String[]> m) {
+ responseMap.putAll(m);
+ }
+
+ @Override
+ public String[] remove(Object key) {
+ return responseMap.remove(key);
+ }
+
+ @Override
+ public int size() {
+ return requestMap.size();
+ }
+
+ @Override
+ public Collection<String[]> values() {
+ return requestMap.values();
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/StateAwareRequestDelegate.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/StateAwareRequestDelegate.java
new file mode 100644
index 000000000..ede98a745
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/StateAwareRequestDelegate.java
@@ -0,0 +1,83 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.delegate;
+
+import org.apache.tiles.request.collection.AddableParameterMap;
+import org.apache.tiles.request.portlet.extractor.StateAwareParameterExtractor;
+
+import javax.portlet.PortletRequest;
+import javax.portlet.StateAwareResponse;
+import java.util.Map;
+
+/**
+ * Exposes parameters getting them from a portlet reques and allowing to be
put into a {@link StateAwareResponse}.
+ */
+public class StateAwareRequestDelegate implements RequestDelegate {
+
+ /**
+ * The request.
+ */
+ private final PortletRequest request;
+
+ /**
+ * The response.
+ */
+ private final StateAwareResponse response;
+
+ /**
+ * Constructor.
+ *
+ * @param request The request.
+ * @param response The response.
+ */
+ public StateAwareRequestDelegate(PortletRequest request,
StateAwareResponse response) {
+ this.request = request;
+ this.response = response;
+ }
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of request
+ * parameter name-value.</p>
+ */
+ private Map<String, String> param = null;
+
+ /**
+ * <p>The lazily instantiated <code>Map</code> of request
+ * parameter name-values.</p>
+ */
+ private Map<String, String[]> paramValues = null;
+
+ /** {@inheritDoc} */
+ public Map<String, String> getParam() {
+ if ((param == null) && (request != null)) {
+ param = new AddableParameterMap(new
StateAwareParameterExtractor(request, response));
+ }
+ return (param);
+ }
+
+ /** {@inheritDoc} */
+ public Map<String, String[]> getParamValues() {
+ if ((paramValues == null) && (request != null)) {
+ paramValues = new
StateAwareParameterMap(request.getParameterMap(),
response.getRenderParameterMap());
+ }
+ return (paramValues);
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/StateAwareResponseDelegate.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/StateAwareResponseDelegate.java
new file mode 100644
index 000000000..20e05cbcb
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/StateAwareResponseDelegate.java
@@ -0,0 +1,57 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.delegate;
+
+import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.io.Writer;
+
+/**
+ * A state aware response does not allow to access to the output stream and
similar, so it is, essentially,
+ * a feature blocker.
+ */
+public class StateAwareResponseDelegate implements ResponseDelegate {
+
+ @Override
+ public OutputStream getOutputStream() {
+ throw new UnsupportedOperationException("No outputstream available for
state-aware response");
+ }
+
+ @Override
+ public PrintWriter getPrintWriter() {
+ throw new UnsupportedOperationException("No outputstream available for
state-aware response");
+ }
+
+ @Override
+ public Writer getWriter() {
+ throw new UnsupportedOperationException("No outputstream available for
state-aware response");
+ }
+
+ @Override
+ public boolean isResponseCommitted() {
+ return false;
+ }
+
+ @Override
+ public void setContentType(String contentType) {
+ throw new UnsupportedOperationException("No outputstream available for
state-aware response");
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/package-info.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/package-info.java
new file mode 100644
index 000000000..5080dc3e0
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/delegate/package-info.java
@@ -0,0 +1,24 @@
+/*
+ * $Id: package-info.java 1049711 2010-12-15 21:12:00Z apetrelli $
+ *
+ * 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.
+ */
+/**
+ * Delegations to map all the different types of request and responses.
+ */
+package org.apache.tiles.request.portlet.delegate;
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/ApplicationScopeExtractor.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/ApplicationScopeExtractor.java
new file mode 100644
index 000000000..590046cff
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/ApplicationScopeExtractor.java
@@ -0,0 +1,66 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.extractor;
+
+import org.apache.tiles.request.attribute.AttributeExtractor;
+
+import javax.portlet.PortletContext;
+import java.util.Enumeration;
+
+/**
+ * Extracts attributes from portlet application scope.
+ */
+public class ApplicationScopeExtractor implements AttributeExtractor {
+
+ /**
+ * The portlet context.
+ */
+ private final PortletContext context;
+
+ /**
+ * Constructor.
+ *
+ * @param context The portlet context.
+ */
+ public ApplicationScopeExtractor(PortletContext context) {
+ this.context = context;
+ }
+
+ @Override
+ public void setValue(String name, Object value) {
+ context.setAttribute(name, value);
+ }
+
+ @Override
+ public void removeValue(String name) {
+ context.removeAttribute(name);
+ }
+
+ @Override
+ public Enumeration<String> getKeys() {
+ return context.getAttributeNames();
+ }
+
+ @Override
+ public Object getValue(String key) {
+ return context.getAttribute(key);
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/HeaderExtractor.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/HeaderExtractor.java
new file mode 100644
index 000000000..0c94fa90f
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/HeaderExtractor.java
@@ -0,0 +1,74 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.extractor;
+
+import org.apache.tiles.request.attribute.EnumeratedValuesExtractor;
+
+import javax.portlet.PortletRequest;
+import javax.portlet.PortletResponse;
+import java.util.Enumeration;
+
+/**
+ * Extracts and puts headers in portlet requests and responses.
+ */
+public class HeaderExtractor implements EnumeratedValuesExtractor {
+
+ /**
+ * The request.
+ */
+ private final PortletRequest request;
+
+ /**
+ * The response.
+ */
+ private final PortletResponse response;
+
+ /**
+ * Constructor.
+ *
+ * @param request The request.
+ * @param response The response.
+ */
+ public HeaderExtractor(PortletRequest request, PortletResponse response) {
+ this.request = request;
+ this.response = response;
+ }
+
+ @Override
+ public Enumeration<String> getKeys() {
+ return request.getPropertyNames();
+ }
+
+ @Override
+ public String getValue(String key) {
+ return request.getProperty(key);
+ }
+
+ @Override
+ public Enumeration<String> getValues(String key) {
+ return request.getProperties(key);
+ }
+
+ @Override
+ public void setValue(String key, String value) {
+ response.setProperty(key, value);
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/InitParameterExtractor.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/InitParameterExtractor.java
new file mode 100644
index 000000000..f27fdf4f1
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/InitParameterExtractor.java
@@ -0,0 +1,57 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.extractor;
+
+import org.apache.tiles.request.attribute.HasKeys;
+
+import javax.portlet.PortletContext;
+import java.util.Enumeration;
+
+/**
+ * Extracts init parameters from a portlet context.
+ */
+public class InitParameterExtractor implements HasKeys<String> {
+
+ /**
+ * The portlet context.
+ */
+ private final PortletContext context;
+
+ /**
+ * Constructor.
+ *
+ * @param context The portlet context.
+ */
+ public InitParameterExtractor(PortletContext context) {
+ this.context = context;
+ }
+
+ @Override
+ public Enumeration<String> getKeys() {
+ return context.getInitParameterNames();
+ }
+
+ @Override
+ public String getValue(String key) {
+ return context.getInitParameter(key);
+ }
+
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/ParameterExtractor.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/ParameterExtractor.java
new file mode 100644
index 000000000..e412a84c6
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/ParameterExtractor.java
@@ -0,0 +1,56 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.extractor;
+
+import org.apache.tiles.request.attribute.HasKeys;
+
+import javax.portlet.PortletRequest;
+import java.util.Enumeration;
+
+/**
+ * Extracts parameters from a portlet request.
+ */
+public class ParameterExtractor implements HasKeys<String> {
+
+ /**
+ * The portlet request.
+ */
+ private final PortletRequest request;
+
+ /**
+ * Constructor.
+ *
+ * @param request The portlet request.
+ */
+ public ParameterExtractor(PortletRequest request) {
+ this.request = request;
+ }
+
+ @Override
+ public Enumeration<String> getKeys() {
+ return request.getParameterNames();
+ }
+
+ @Override
+ public String getValue(String key) {
+ return request.getParameter(key);
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/RequestScopeExtractor.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/RequestScopeExtractor.java
new file mode 100644
index 000000000..edc72bc9e
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/RequestScopeExtractor.java
@@ -0,0 +1,66 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.extractor;
+
+import org.apache.tiles.request.attribute.AttributeExtractor;
+
+import javax.portlet.PortletRequest;
+import java.util.Enumeration;
+
+/**
+ * Extracts attributes from request scope of a portlet request.
+ */
+public class RequestScopeExtractor implements AttributeExtractor {
+
+ /**
+ * The portlet request.
+ */
+ private final PortletRequest request;
+
+ /**
+ * Constructor.
+ *
+ * @param request The portlet request.
+ */
+ public RequestScopeExtractor(PortletRequest request) {
+ this.request = request;
+ }
+
+ @Override
+ public void setValue(String name, Object value) {
+ request.setAttribute(name, value);
+ }
+
+ @Override
+ public void removeValue(String name) {
+ request.removeAttribute(name);
+ }
+
+ @Override
+ public Enumeration<String> getKeys() {
+ return request.getAttributeNames();
+ }
+
+ @Override
+ public Object getValue(String key) {
+ return request.getAttribute(key);
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/SessionScopeExtractor.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/SessionScopeExtractor.java
new file mode 100644
index 000000000..9801454fa
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/SessionScopeExtractor.java
@@ -0,0 +1,88 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.extractor;
+
+import org.apache.tiles.request.attribute.AttributeExtractor;
+
+import javax.portlet.PortletRequest;
+import javax.portlet.PortletSession;
+import java.util.Enumeration;
+
+/**
+ * Extracts attributes from the session scope of a portlet request.
+ */
+public class SessionScopeExtractor implements AttributeExtractor {
+
+ /**
+ * The portlet request.
+ */
+ private final PortletRequest request;
+
+ /**
+ * The subscope (application or portlet).
+ */
+ private final int scope;
+
+ /**
+ * Constructor.
+ *
+ * @param request The request.
+ * @param scope The subscope (application or portlet).
+ */
+ public SessionScopeExtractor(PortletRequest request, int scope) {
+ this.request = request;
+ if (scope != PortletSession.APPLICATION_SCOPE && scope !=
PortletSession.PORTLET_SCOPE) {
+ throw new IllegalArgumentException("The scope must be either
APPLICATION_SCOPE or PORTLET_SCOPE");
+ }
+ this.scope = scope;
+ }
+
+ @Override
+ public void setValue(String name, Object value) {
+ request.getPortletSession().setAttribute(name, value, scope);
+ }
+
+ @Override
+ public void removeValue(String name) {
+ PortletSession session = request.getPortletSession(false);
+ if (session != null) {
+ session.removeAttribute(name, scope);
+ }
+ }
+
+ @Override
+ public Enumeration<String> getKeys() {
+ PortletSession session = request.getPortletSession(false);
+ if (session != null) {
+ return session.getAttributeNames(scope);
+ }
+ return null;
+ }
+
+ @Override
+ public Object getValue(String key) {
+ PortletSession session = request.getPortletSession(false);
+ if (session != null) {
+ return session.getAttribute(key, scope);
+ }
+ return null;
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/StateAwareParameterExtractor.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/StateAwareParameterExtractor.java
new file mode 100644
index 000000000..3b18b7343
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/StateAwareParameterExtractor.java
@@ -0,0 +1,53 @@
+/*
+ * $Id$
+ *
+ * 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.tiles.request.portlet.extractor;
+
+import org.apache.tiles.request.attribute.HasAddableKeys;
+
+import javax.portlet.PortletRequest;
+import javax.portlet.StateAwareResponse;
+
+/**
+ * Extracts parameters from a request and allows putting render parameters in
a state aware response.
+ */
+public class StateAwareParameterExtractor extends ParameterExtractor
implements HasAddableKeys<String> {
+
+ /**
+ * The portlet response.
+ */
+ private StateAwareResponse response;
+
+ /**
+ * Constructor.
+ *
+ * @param request The portlet request.
+ * @param response The portlet response.
+ */
+ public StateAwareParameterExtractor(PortletRequest request,
StateAwareResponse response) {
+ super(request);
+ this.response = response;
+ }
+
+ @Override
+ public void setValue(String key, String value) {
+ response.setRenderParameter(key, value);
+ }
+}
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/package-info.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/package-info.java
new file mode 100644
index 000000000..a37ccbb9e
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/extractor/package-info.java
@@ -0,0 +1,24 @@
+/*
+ * $Id: package-info.java 1049711 2010-12-15 21:12:00Z apetrelli $
+ *
+ * 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.
+ */
+/**
+ * Extractors to get scopes from Portlet requests.
+ */
+package org.apache.tiles.request.portlet.extractor;
diff --git
a/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/package-info.java
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/package-info.java
new file mode 100644
index 000000000..b9eb0d168
--- /dev/null
+++
b/plugins/portlet-tiles/src/main/java/org/apache/tiles/request/portlet/package-info.java
@@ -0,0 +1,24 @@
+/*
+ * $Id: package-info.java 1049711 2010-12-15 21:12:00Z apetrelli $
+ *
+ * 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.
+ */
+/**
+ * Support of Tiles requests to portlets.
+ */
+package org.apache.tiles.request.portlet;
diff --git
a/plugins/tiles/src/main/java/org/apache/tiles/request/collection/AddableParameterMap.java
b/plugins/tiles/src/main/java/org/apache/tiles/request/collection/AddableParameterMap.java
new file mode 100644
index 000000000..d88b90503
--- /dev/null
+++
b/plugins/tiles/src/main/java/org/apache/tiles/request/collection/AddableParameterMap.java
@@ -0,0 +1,95 @@
+/*
+ * 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.tiles.request.collection;
+
+import org.apache.tiles.request.attribute.HasAddableKeys;
+
+import java.util.Collection;
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * Exposes an {@link HasAddableKeys} object as a put/get (no remove) map.
+ */
+public class AddableParameterMap extends ReadOnlyEnumerationMap<String> {
+
+ /**
+ * The request.
+ */
+ private final HasAddableKeys<String> request;
+
+ /**
+ * Constructor.
+ *
+ * @param request The request object to use.
+ */
+ public AddableParameterMap(HasAddableKeys<String> request) {
+ super(request);
+ this.request = request;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Set<Entry<String, String>> entrySet() {
+ return new AddableParameterEntrySet();
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public String put(String key, String value) {
+ String oldValue = request.getValue(key);
+ request.setValue(key, value);
+ return oldValue;
+ }
+
+
+ /**
+ * {@inheritDoc}
+ */
+ public void putAll(Map<? extends String, ? extends String> map) {
+ for (Entry<? extends String, ? extends String> entry : map
+ .entrySet()) {
+ request.setValue(entry.getKey(), entry.getValue());
+ }
+ }
+
+
+ /**
+ * Entry set implementation for {@link AddableParameterMap}.
+ */
+ private class AddableParameterEntrySet extends
ReadOnlyEnumerationMap<String>.ReadOnlyEnumerationMapEntrySet {
+
+ @Override
+ public boolean add(Entry<String, String> e) {
+ request.setValue(e.getKey(), e.getValue());
+ return true;
+ }
+
+ @Override
+ public boolean addAll(
+ Collection<? extends Entry<String, String>> c) {
+ for (Entry<String, String> entry : c) {
+ request.setValue(entry.getKey(), entry.getValue());
+ }
+ return true;
+ }
+ }
+}
