Author: andreas
Date: Mon Mar 3 16:37:42 2008
New Revision: 633333
URL: http://svn.apache.org/viewvc?rev=633333&view=rev
Log:
Renaming sitemeta module to navigation module, adding SiteFragmentGenerator and supplementary classes.
Added:
lenya/sandbox/modules/navigation/
- copied from r633193, lenya/sandbox/modules/sitemeta/
lenya/sandbox/modules/navigation/config/
- copied from r633332, lenya/sandbox/modules/sitemeta/config/
lenya/sandbox/modules/navigation/java/
- copied from r633332, lenya/sandbox/modules/sitemeta/java/
lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/BreadcrumbSelector.java
lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/ChildrenSelector.java
lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/FragmentSelector.java
lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/NodeGenerator.java
lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteFragmentGenerator.java
lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SubtreeSelector.java
Removed:
lenya/sandbox/modules/sitemeta/
Modified:
lenya/sandbox/modules/navigation/config/cocoon-xconf/metadata-store.xconf
lenya/sandbox/modules/navigation/config/module.xml
lenya/sandbox/modules/navigation/config/sitemap/sitemeta-transformer.xmap
lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteMetaDataTransformer.java
Modified: lenya/sandbox/modules/navigation/config/cocoon-xconf/metadata-store.xconf
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/config/cocoon-xconf/metadata-store.xconf?rev=633333&r1=633332&r2=633333&view=diff
==============================================================================
--- lenya/sandbox/modules/navigation/config/cocoon-xconf/metadata-store.xconf (original)
+++ lenya/sandbox/modules/navigation/config/cocoon-xconf/metadata-store.xconf Mon Mar 3 16:37:42 2008
@@ -16,9 +16,9 @@
limitations under the License.
-->
-<xconf xpath="/cocoon" unless="/cocoon/component[@role = 'org.apache.lenya.modules.sitemeta.SiteMetaDataTransformerStore']">
- <component role="org.apache.lenya.modules.sitemeta.SiteMetaDataTransformerStore"
- class="org.apache.excalibur.store.impl.MRUMemoryStore" logger="lenya.source.sitemeta.store">
+<xconf xpath="/cocoon" unless="/cocoon/component[@role = 'org.apache.lenya.modules.navigation.SiteMetaDataTransformerStore']">
+ <component role="org.apache.lenya.modules.navigation.SiteMetaDataTransformerStore"
+ class="org.apache.excalibur.store.impl.MRUMemoryStore" logger="lenya.source.navigation.store">
<parameter name="maxobjects" value="10000"/>
</component>
</xconf>
Modified: lenya/sandbox/modules/navigation/config/module.xml
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/config/module.xml?rev=633333&r1=633332&r2=633333&view=diff
==============================================================================
--- lenya/sandbox/modules/navigation/config/module.xml (original)
+++ lenya/sandbox/modules/navigation/config/module.xml Mon Mar 3 16:37:42 2008
@@ -1,13 +1,12 @@
<?xml version="1.0" encoding="UTF-8"?>
<module xmlns="http://apache.org/lenya/module/1.0">
- <id>org.apache.lenya.modules.sitemeta</id>
- <export package="org.apache.lenya.modules.sitemeta"/>
+ <id>org.apache.lenya.modules.navigation</id>
+ <export package="org.apache.lenya.modules.navigation"/>
<package>org.apache.lenya.modules</package>
<version>0.1-dev</version>
- <name>sitemeta</name>
+ <name>navigation</name>
<lenya-version>@lenya.version@</lenya-version>
<description>
- This module allows to configure the sitetree presentation of documents
- based on meta data.
+ This module contains Java classes and resources to generate navigation widgets.
</description>
</module>
Modified: lenya/sandbox/modules/navigation/config/sitemap/sitemeta-transformer.xmap
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/config/sitemap/sitemeta-transformer.xmap?rev=633333&r1=633332&r2=633333&view=diff
==============================================================================
--- lenya/sandbox/modules/navigation/config/sitemap/sitemeta-transformer.xmap (original)
+++ lenya/sandbox/modules/navigation/config/sitemap/sitemeta-transformer.xmap Mon Mar 3 16:37:42 2008
@@ -21,6 +21,6 @@
xmlns:map="http://apache.org/cocoon/sitemap/1.0">
<map:transformer name="sitemeta" logger="lenya.sitemap.transformer.sitemeta"
- src="org.apache.lenya.modules.sitemeta.SiteMetaDataTransformer"/>
+ src="org.apache.lenya.modules.navigation.SiteMetaDataTransformer"/>
</xmap>
Added: lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/BreadcrumbSelector.java
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/BreadcrumbSelector.java?rev=633333&view=auto
==============================================================================
--- lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/BreadcrumbSelector.java (added)
+++ lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/BreadcrumbSelector.java Mon Mar 3 16:37:42 2008
@@ -0,0 +1,46 @@
+/*
+ * 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.lenya.modules.navigation;
+
+import java.util.StringTokenizer;
+
+import org.apache.lenya.cms.site.SiteException;
+import org.apache.lenya.cms.site.SiteNode;
+import org.apache.lenya.cms.site.SiteStructure;
+import org.xml.sax.SAXException;
+
+public class BreadcrumbSelector implements FragmentSelector {
+
+ public void selectFragment(NodeGenerator generator, SiteStructure site, String path) throws SAXException, SiteException {
+ StringTokenizer tokens = new StringTokenizer(path, "/");
+ StringBuffer currentPath = new StringBuffer();
+ while (tokens.hasMoreTokens()) {
+ String name = tokens.nextToken();
+ currentPath.append("/").append(name);
+ if (site.contains(path)) {
+ SiteNode node = site.getNode(path);
+ generator.startNode(node);
+ generator.endNode(node);
+ }
+ else {
+ break;
+ }
+ }
+ }
+
+}
Added: lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/ChildrenSelector.java
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/ChildrenSelector.java?rev=633333&view=auto
==============================================================================
--- lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/ChildrenSelector.java (added)
+++ lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/ChildrenSelector.java Mon Mar 3 16:37:42 2008
@@ -0,0 +1,49 @@
+/*
+ * 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.lenya.modules.navigation;
+
+import org.apache.lenya.cms.site.SiteException;
+import org.apache.lenya.cms.site.SiteNode;
+import org.apache.lenya.cms.site.SiteStructure;
+import org.xml.sax.SAXException;
+
+/**
+ * Select the child nodes of a node non-recursively. If the path is "" or "/", the top-level nodes are generated.
+ */
+public class ChildrenSelector implements FragmentSelector {
+
+ public void selectFragment(NodeGenerator generator, SiteStructure site, String path) throws SAXException, SiteException {
+ SiteNode[] nodes;
+ if (path.equals("/") || path.equals("")) {
+ nodes = site.getTopLevelNodes();
+ }
+ else {
+ if (site.contains(path)) {
+ nodes = site.getNode(path).getChildren();
+ }
+ else {
+ nodes = new SiteNode[0];
+ }
+ }
+ for (int i = 0; i < nodes.length; i++) {
+ generator.startNode(nodes[i]);
+ generator.endNode(nodes[i]);
+ }
+ }
+
+}
Added: lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/FragmentSelector.java
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/FragmentSelector.java?rev=633333&view=auto
==============================================================================
--- lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/FragmentSelector.java (added)
+++ lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/FragmentSelector.java Mon Mar 3 16:37:42 2008
@@ -0,0 +1,28 @@
+/*
+ * 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.lenya.modules.navigation;
+
+import org.apache.lenya.cms.site.SiteException;
+import org.apache.lenya.cms.site.SiteStructure;
+import org.xml.sax.SAXException;
+
+public interface FragmentSelector {
+
+ void selectFragment(NodeGenerator generator, SiteStructure site, String path) throws SAXException, SiteException;
+
+}
Added: lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/NodeGenerator.java
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/NodeGenerator.java?rev=633333&view=auto
==============================================================================
--- lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/NodeGenerator.java (added)
+++ lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/NodeGenerator.java Mon Mar 3 16:37:42 2008
@@ -0,0 +1,30 @@
+/*
+ * 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.lenya.modules.navigation;
+
+import org.apache.cocoon.ProcessingException;
+import org.apache.lenya.cms.site.SiteNode;
+import org.xml.sax.SAXException;
+
+public interface NodeGenerator {
+
+ void startNode(SiteNode node) throws SAXException;
+
+ void endNode(SiteNode node) throws SAXException;
+
+}
Added: lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteFragmentGenerator.java
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteFragmentGenerator.java?rev=633333&view=auto
==============================================================================
--- lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteFragmentGenerator.java (added)
+++ lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteFragmentGenerator.java Mon Mar 3 16:37:42 2008
@@ -0,0 +1,234 @@
+/*
+ * 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.lenya.modules.navigation;
+
+import java.io.IOException;
+import java.io.Serializable;
+import java.util.Map;
+
+import org.apache.avalon.framework.configuration.Configurable;
+import org.apache.avalon.framework.configuration.Configuration;
+import org.apache.avalon.framework.configuration.ConfigurationException;
+import org.apache.avalon.framework.parameters.ParameterException;
+import org.apache.avalon.framework.parameters.Parameterizable;
+import org.apache.avalon.framework.parameters.Parameters;
+import org.apache.cocoon.ProcessingException;
+import org.apache.cocoon.caching.CacheableProcessingComponent;
+import org.apache.cocoon.environment.ObjectModelHelper;
+import org.apache.cocoon.environment.Request;
+import org.apache.cocoon.generation.ServiceableGenerator;
+import org.apache.excalibur.source.Source;
+import org.apache.excalibur.source.SourceValidity;
+import org.apache.lenya.cms.publication.DocumentFactory;
+import org.apache.lenya.cms.publication.DocumentUtil;
+import org.apache.lenya.cms.publication.Publication;
+import org.apache.lenya.cms.site.Link;
+import org.apache.lenya.cms.site.SiteException;
+import org.apache.lenya.cms.site.SiteNode;
+import org.apache.lenya.cms.site.SiteStructure;
+import org.xml.sax.SAXException;
+import org.xml.sax.helpers.AttributesImpl;
+
+/**
+ * Generate a fragment of the site.
+ */
+public class SiteFragmentGenerator extends ServiceableGenerator implements
+ CacheableProcessingComponent, Parameterizable, NodeGenerator {
+
+ protected static final String PARAM_PUB = "pub";
+ protected static final String PARAM_AREA = "area";
+ protected static final String PARAM_LANG = "lang";
+ protected static final String PARAM_PATH = "path";
+ protected static final String PARAM_SELECTOR_PATH = "selectorPath";
+ protected static final String PARAM_SELECTOR = "selector";
+
+ protected static final String PREFIX = "site";
+ protected static final String NAMESPACE = "http://apache.org/lenya/site/1.0";
+ protected static final String ATTR_PUB = "pub";
+ protected static final String ATTR_AREA = "area";
+ protected static final String ELEM_FRAGMENT = "fragment";
+ protected static final String ELEM_NODE = "node";
+ protected static final String ELEM_LINK = "link";
+ protected static final String ATTR_UUID = "uuid";
+ protected static final String ATTR_NAME = "name";
+ protected static final String XML_NAMESPACE = "http://www.w3.org/XML/1998/namespace";
+ protected static final String XML_PREFIX = "xml";
+ protected static final String ATTR_LANG = "lang";
+ protected static final String ATTR_LABEL = "label";
+ protected static final String ATTR_CURRENT = "current";
+ protected static final String ATTR_ANCESTOR_OF_CURRENT = "ancestorOfCurrent";
+ protected static final String ATTR_HREF = "href";
+
+ private SiteStructure site;
+ private String cacheKey;
+ private SourceValidity validity;
+ private String language;
+ private String selectorClass;
+ private String path;
+ private String selectorPath;
+
+ public void setup(org.apache.cocoon.environment.SourceResolver resolver, Map objectModel,
+ String src, Parameters params) throws ProcessingException, SAXException, IOException {
+ super.setup(resolver, objectModel, src, params);
+
+ Request request = ObjectModelHelper.getRequest(objectModel);
+
+ Source source = null;
+ try {
+ String pubId = params.getParameter(PARAM_PUB);
+ String area = params.getParameter(PARAM_AREA);
+ this.language = params.getParameter(PARAM_LANG);
+ this.path = params.getParameter(PARAM_PATH);
+ this.selectorPath = params.getParameter(PARAM_SELECTOR_PATH, "");
+
+ DocumentFactory factory = DocumentUtil.getDocumentFactory(this.manager, request);
+ Publication pub = factory.getPublication(pubId);
+ this.site = pub.getArea(area).getSite();
+
+ this.cacheKey = pubId + "/" + area;
+ source = resolver.resolveURI(this.site.getRepositoryNode().getSourceURI());
+ this.validity = source.getValidity();
+
+ } catch (Exception e) {
+ throw new ProcessingException("Could not setup transformer: ", e);
+ } finally {
+ if (source != null) {
+ resolver.release(source);
+ }
+ }
+ }
+
+ /**
+ * @return The site structure to generate from.
+ */
+ protected SiteStructure getSite() {
+ return this.site;
+ }
+
+ /**
+ * @return The language to generate the fragment for.
+ */
+ protected String getLanguage() {
+ return this.language;
+ }
+
+ public Serializable getKey() {
+ if (this.cacheKey == null) {
+ throw new IllegalStateException("setup() has not been called.");
+ }
+ return this.cacheKey;
+ }
+
+ public SourceValidity getValidity() {
+ if (this.validity == null) {
+ throw new IllegalStateException("setup() has not been called.");
+ }
+ return this.validity;
+ }
+
+ protected String getPath() {
+ return this.path;
+ }
+
+ public void generate() throws IOException, SAXException, ProcessingException {
+
+ this.contentHandler.startDocument();
+ this.contentHandler.startPrefixMapping(PREFIX, NAMESPACE);
+
+ AttributesImpl attrs = new AttributesImpl();
+ addAttribute(attrs, ATTR_PUB, this.site.getPublication().getId());
+ addAttribute(attrs, ATTR_AREA, this.site.getArea());
+ this.contentHandler.startElement(NAMESPACE, ELEM_FRAGMENT, PREFIX + ':' + ELEM_FRAGMENT,
+ attrs);
+
+ generateFragment();
+
+ this.contentHandler.endElement(NAMESPACE, ELEM_FRAGMENT, PREFIX + ':' + ELEM_FRAGMENT);
+
+ this.contentHandler.endPrefixMapping(PREFIX);
+ this.contentHandler.endDocument();
+
+ }
+
+ protected void generateFragment() throws ProcessingException {
+ try {
+ FragmentSelector selector = (FragmentSelector) Class.forName(this.selectorClass)
+ .newInstance();
+ selector.selectFragment(this, getSite(), this.selectorPath);
+ } catch (Exception e) {
+ throw new ProcessingException(e);
+ }
+ }
+
+ public void startNode(SiteNode node) throws SAXException {
+ AttributesImpl attrs = new AttributesImpl();
+ addAttribute(attrs, ATTR_UUID, node.getUuid());
+ addAttribute(attrs, ATTR_NAME, node.getName());
+
+ if (node.getPath().equals(getPath())) {
+ addAttribute(attrs, ATTR_CURRENT, Boolean.toString(true));
+ }
+
+ if (getPath().startsWith(node.getPath() + "/")) {
+ addAttribute(attrs, ATTR_ANCESTOR_OF_CURRENT, Boolean.toString(true));
+ }
+
+ this.contentHandler.startElement(NAMESPACE, ELEM_NODE, PREFIX + ':' + ELEM_NODE, attrs);
+
+ String lang = getLanguage();
+ if (node.isVisible() && node.hasLink(lang)) {
+ try {
+ generateLink(node.getLink(lang));
+ } catch (SiteException e) {
+ throw new SAXException(e);
+ }
+ }
+ }
+
+ public void endNode(SiteNode node) throws SAXException {
+ this.contentHandler.endElement(NAMESPACE, ELEM_NODE, PREFIX + ':' + ELEM_NODE);
+ }
+
+ protected void generateLink(Link link) throws SAXException {
+ AttributesImpl attrs = new AttributesImpl();
+ attrs.addAttribute(XML_NAMESPACE, ATTR_LANG, XML_PREFIX + ":" + ATTR_LANG, "CDATA", link
+ .getLanguage());
+ addAttribute(attrs, ATTR_LABEL, link.getLabel());
+ addAttribute(attrs, ATTR_HREF, getHref(link).getUri());
+ this.contentHandler.startElement(NAMESPACE, ELEM_LINK, PREFIX + ':' + ELEM_LINK, attrs);
+ this.contentHandler.endElement(NAMESPACE, ELEM_LINK, PREFIX + ':' + ELEM_LINK);
+ }
+
+ protected org.apache.lenya.cms.linking.Link getHref(Link link) {
+ org.apache.lenya.cms.linking.Link href = new org.apache.lenya.cms.linking.Link();
+ href.setPubId(getSite().getPublication().getId());
+ href.setArea(getSite().getArea());
+ href.setUuid(link.getNode().getUuid());
+ href.setLanguage(getLanguage());
+ return href;
+ }
+
+ protected void addAttribute(AttributesImpl attrs, String name, String value) {
+ attrs.addAttribute("", name, name, "CDATA", value);
+ }
+
+ public void parameterize(Parameters params) throws ParameterException {
+ this.selectorClass = params.getParameter(PARAM_SELECTOR);
+ }
+
+}
Modified: lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteMetaDataTransformer.java
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteMetaDataTransformer.java?rev=633333&r1=633332&r2=633333&view=diff
==============================================================================
--- lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteMetaDataTransformer.java (original)
+++ lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SiteMetaDataTransformer.java Mon Mar 3 16:37:42 2008
@@ -15,7 +15,7 @@
* limitations under the License.
*
*/
-package org.apache.lenya.modules.sitemeta;
+package org.apache.lenya.modules.navigation;
import java.io.IOException;
import java.net.MalformedURLException;
Added: lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SubtreeSelector.java
URL: http://svn.apache.org/viewvc/lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SubtreeSelector.java?rev=633333&view=auto
==============================================================================
--- lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SubtreeSelector.java (added)
+++ lenya/sandbox/modules/navigation/java/src/org/apache/lenya/modules/sitemeta/SubtreeSelector.java Mon Mar 3 16:37:42 2008
@@ -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.lenya.modules.navigation;
+
+import org.apache.lenya.cms.site.SiteException;
+import org.apache.lenya.cms.site.SiteNode;
+import org.apache.lenya.cms.site.SiteStructure;
+import org.xml.sax.SAXException;
+
+/**
+ * Select a node and its children recursively. If the path is "" or "/", the
+ * whole site is generated.
+ */
+public class SubtreeSelector implements FragmentSelector {
+
+ public void selectFragment(NodeGenerator generator, SiteStructure site, String path)
+ throws SAXException, SiteException {
+ if (path.equals("/") || path.equals("")) {
+ SiteNode[] nodes = site.getTopLevelNodes();
+ selectNodes(generator, nodes);
+ } else if (site.contains(path)) {
+ SiteNode node = site.getNode(path);
+ selectSubtree(generator, node);
+ }
+ }
+
+ protected void selectSubtree(NodeGenerator generator, SiteNode node) throws SAXException {
+ generator.startNode(node);
+ selectNodes(generator, node.getChildren());
+ generator.endNode(node);
+ }
+
+ protected void selectNodes(NodeGenerator generator, SiteNode[] nodes) throws SAXException {
+ for (int i = 0; i < nodes.length; i++) {
+ selectSubtree(generator, nodes[i]);
+ }
+ }
+
+}
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