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Moving to root below branch label
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2005 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
@@ -0,0 +1,300 @@
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/*
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* Copyright (C) 2005 Alfresco, Inc.
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*
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* Licensed under the Mozilla Public License version 1.1
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* with a permitted attribution clause. You may obtain a
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* copy of the License at
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*
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* http://www.alfresco.org/legal/license.txt
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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* either express or implied. See the License for the specific
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* language governing permissions and limitations under the
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* License.
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*/
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package org.alfresco.repo.webservice.content;
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import java.io.UnsupportedEncodingException;
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import java.net.URLEncoder;
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import java.rmi.RemoteException;
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import java.text.MessageFormat;
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import java.util.ArrayList;
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import java.util.List;
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import javax.servlet.http.HttpServletRequest;
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import javax.transaction.UserTransaction;
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import org.alfresco.model.ContentModel;
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import org.alfresco.repo.webservice.AbstractWebService;
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import org.alfresco.repo.webservice.Utils;
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import org.alfresco.repo.webservice.types.ContentFormat;
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import org.alfresco.repo.webservice.types.Predicate;
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import org.alfresco.repo.webservice.types.Reference;
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import org.alfresco.service.cmr.repository.ContentReader;
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import org.alfresco.service.cmr.repository.ContentWriter;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.namespace.QName;
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import org.apache.axis.MessageContext;
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import org.apache.axis.transport.http.HTTPConstants;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* Web service implementation of the ContentService. The WSDL for this service
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* can be accessed from http://localhost:8080/alfresco/wsdl/content-service.wsdl
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*
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* @author gavinc
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*/
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public class ContentWebService extends AbstractWebService implements
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ContentServiceSoapPort
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{
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private static Log logger = LogFactory.getLog(ContentWebService.class);
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private static final String BROWSER_URL = "{0}://{1}{2}/download/direct/{3}/{4}/{5}/{6}";
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/**
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* @see org.alfresco.repo.webservice.content.ContentServiceSoapPort#read(org.alfresco.repo.webservice.types.Reference)
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*/
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public Content[] read(Predicate items, String property)
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throws RemoteException, ContentFault
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{
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UserTransaction tx = null;
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try
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{
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tx = Utils.getUserTransaction(MessageContext.getCurrentContext());
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tx.begin();
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// resolve the predicates
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List<NodeRef> nodes = Utils.resolvePredicate(items, this.nodeService, this.searchService, this.namespaceService);
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List<Content> results = new ArrayList<Content>(nodes.size());
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for (NodeRef nodeRef : nodes)
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{
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// Add content to the result
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results.add(createContent(nodeRef, property));
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}
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// commit the transaction
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tx.commit();
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return results.toArray(new Content[results.size()]);
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}
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catch (Throwable e)
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{
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// rollback the transaction
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try
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{
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if (tx != null)
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{
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tx.rollback();
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}
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}
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catch (Exception ex)
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{
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}
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if (logger.isDebugEnabled())
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{
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logger.error("Unexpected error occurred", e);
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}
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throw new ContentFault(0, e.getMessage());
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}
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}
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/**
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* Create the content object
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*
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* @param nodeRef the node reference
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* @param property the content property
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* @return the content object
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* @throws UnsupportedEncodingException
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*/
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private Content createContent(NodeRef nodeRef, String property)
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throws UnsupportedEncodingException
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{
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Content content = null;
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// Lets have a look and see if this node has any content on this node
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ContentReader contentReader = this.contentService.getReader(nodeRef, QName.createQName(property));
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if (contentReader != null)
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{
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// Work out what the server, port and context path are
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HttpServletRequest req = (HttpServletRequest)MessageContext.getCurrentContext().getProperty(HTTPConstants.MC_HTTP_SERVLETREQUEST);
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String address = req.getLocalName();
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if (req.getLocalPort() != 80)
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{
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address = address + ":" + req.getLocalPort();
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}
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// Get the file name
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String filename = (String)this.nodeService.getProperty(nodeRef, ContentModel.PROP_NAME);
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// format the URL that can be used to download the content
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String downloadUrl = MessageFormat.format(BROWSER_URL,
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new Object[] { req.getScheme(), address,
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req.getContextPath(),
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nodeRef.getStoreRef().getProtocol(),
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nodeRef.getStoreRef().getIdentifier(),
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nodeRef.getId(),
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URLEncoder.encode(filename, "UTF-8") });
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// Create the content object
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ContentFormat format = new ContentFormat(contentReader.getMimetype(), contentReader.getEncoding());
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content = new Content(Utils.convertToReference(nodeRef), property, contentReader.getSize(), format, downloadUrl);
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// Debug
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if (logger.isDebugEnabled())
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{
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logger.debug("Content: " + nodeRef.getId() + " name="
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+ filename + " encoding="
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+ content.getFormat().getEncoding() + " mimetype="
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+ content.getFormat().getMimetype() + " size="
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+ content.getLength() + " downloadURL="
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+ content.getUrl());
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}
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}
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else
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{
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// Create an empty content object
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content = new Content(Utils.convertToReference(nodeRef), property, 0, null, null);
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// Debug
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if (logger.isDebugEnabled())
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{
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logger.debug("No content found: " + nodeRef.getId());
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}
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}
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return content;
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}
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/**
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* @see org.alfresco.repo.webservice.content.ContentServiceSoapPort#write(org.alfresco.repo.webservice.types.Reference,
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* byte[])
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*/
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public Content write(Reference node, String property, byte[] content, ContentFormat format)
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throws RemoteException, ContentFault
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{
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UserTransaction tx = null;
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try
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{
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tx = Utils.getUserTransaction(MessageContext.getCurrentContext());
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tx.begin();
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// create a NodeRef from the parent reference
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NodeRef nodeRef = Utils.convertToNodeRef(node, this.nodeService,
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this.searchService, this.namespaceService);
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// Get the content writer
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ContentWriter writer = this.contentService.getWriter(nodeRef, QName.createQName(property), true);
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// Set the content format details (if they have been specified)
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if (format != null)
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{
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writer.setEncoding(format.getEncoding());
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writer.setMimetype(format.getMimetype());
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}
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// Write the content
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writer.putContent(new String(content));
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// Debug
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if (logger.isDebugEnabled())
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{
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logger.debug("Updated content for node with id: " + nodeRef.getId());
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}
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// Commit the transaction
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tx.commit();
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// Return the content object
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return createContent(nodeRef, property);
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}
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catch (Throwable e)
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{
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// Rollback the transaction
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try
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{
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if (tx != null)
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{
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tx.rollback();
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}
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} catch (Exception ex)
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{
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}
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if (logger.isDebugEnabled())
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{
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logger.error("Unexpected error occurred", e);
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}
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throw new ContentFault(0, e.getMessage());
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}
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}
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/**
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* @see org.alfresco.repo.webservice.content.ContentServiceSoapPort#clear(org.alfresco.repo.webservice.types.Predicate,
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* java.lang.String)
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*/
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public Content[] clear(Predicate items, String property)
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throws RemoteException, ContentFault
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{
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UserTransaction tx = null;
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try
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{
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tx = Utils.getUserTransaction(MessageContext.getCurrentContext());
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tx.begin();
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List<NodeRef> nodes = Utils.resolvePredicate(items, this.nodeService,this.searchService, this.namespaceService);
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Content[] contents = new Content[nodes.size()];
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// delete each node in the predicate
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for (int x = 0; x < nodes.size(); x++)
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{
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NodeRef nodeRef = nodes.get(x);
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// Clear the content
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this.nodeService.setProperty(nodeRef, QName.createQName(property), null);
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if (logger.isDebugEnabled())
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{
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logger.debug("Cleared content node with id: " + nodeRef.getId());
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}
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contents[x] = createContent(nodeRef, property);
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}
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// commit the transaction
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tx.commit();
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return contents;
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}
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catch (Throwable e)
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{
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// rollback the transaction
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try
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{
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if (tx != null)
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{
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tx.rollback();
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}
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} catch (Exception ex)
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{
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}
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if (logger.isDebugEnabled())
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{
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logger.error("Unexpected error occurred", e);
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}
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throw new ContentFault(0, e.getMessage());
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}
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}
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}
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