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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2005 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
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Derek Hulley
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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.example.webservice.sample;
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import java.io.ByteArrayInputStream;
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import java.io.InputStream;
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import java.net.URL;
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import java.net.URLConnection;
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import javax.xml.rpc.ServiceException;
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import org.alfresco.example.webservice.authentication.AuthenticationResult;
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import org.alfresco.example.webservice.authentication.AuthenticationServiceLocator;
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import org.alfresco.example.webservice.authentication.AuthenticationServiceSoapBindingStub;
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import org.alfresco.example.webservice.content.Content;
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import org.alfresco.example.webservice.content.ContentServiceLocator;
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import org.alfresco.example.webservice.content.ContentServiceSoapBindingStub;
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import org.alfresco.example.webservice.repository.UpdateResult;
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import org.alfresco.example.webservice.types.CML;
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import org.alfresco.example.webservice.types.CMLCreate;
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import org.alfresco.example.webservice.types.ContentFormat;
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import org.alfresco.example.webservice.types.NamedValue;
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import org.alfresco.example.webservice.types.ParentReference;
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import org.alfresco.example.webservice.types.Predicate;
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import org.alfresco.example.webservice.types.Reference;
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import org.alfresco.example.webservice.types.Store;
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import org.alfresco.example.webservice.types.StoreEnum;
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import org.alfresco.model.ContentModel;
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import org.apache.axis.EngineConfiguration;
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import org.apache.axis.configuration.FileProvider;
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/**
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* Web service sample 3
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* <p>
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* This web service sample shows how new content can be added to the repository and how content
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* can be read and updated via the web service API.
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*
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* @author Roy Wetherall
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*/
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public class WebServiceSample3
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{
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/** Content strings used in the sample */
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private static final String INITIAL_CONTENT = "This is some new content that I am adding to the repository";
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private static final String UPDATED_CONTENT = "This is the updated content";
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/** The type of the association we are creating to the new content */
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private static final String ASSOC_CONTAINS = "{http://www.alfresco.org/model/content/1.0}contains";
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/**
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* Main function
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*/
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public static void main(String[] args) throws Exception
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{
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AuthenticationServiceSoapBindingStub authenticationService = (AuthenticationServiceSoapBindingStub)new AuthenticationServiceLocator().getAuthenticationService();
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// Start the session
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AuthenticationResult result = authenticationService.startSession(WebServiceSample1.USERNAME, WebServiceSample1.PASSWORD);
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WebServiceSample1.currentTicket = result.getTicket();
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// Get the content service
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ContentServiceSoapBindingStub contentService = getContentWebService();
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// Create new content in the respository
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Reference newContentReference = createNewContent(contentService, "sampleThreeFileOne.txt", INITIAL_CONTENT);
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// Read the newly added content from the respository
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Store store = new Store(StoreEnum.workspace, "SpacesStore");
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Content[] readResult = contentService.read(
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new Predicate(new Reference[]{newContentReference}, store, null),
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ContentModel.PROP_CONTENT.toString());
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Content content = readResult[0];
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// Get the content from the download servlet using the URL and display it
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System.out.println("The newly added content is:");
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System.out.println(getContentAsString(WebServiceSample1.currentTicket, content.getUrl()));
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// Update the content with something new
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contentService.write(newContentReference, ContentModel.PROP_CONTENT.toString(), UPDATED_CONTENT.getBytes(), null);
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// Now output the updated content
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Content[] readResult2 = contentService.read(
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new Predicate(new Reference[]{newContentReference}, store, null),
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ContentModel.PROP_CONTENT.toString());
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Content content2 = readResult2[0];
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System.out.println("The updated content is:");
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System.out.println(getContentAsString(WebServiceSample1.currentTicket, content2.getUrl()));
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// End the session
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authenticationService.endSession();
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}
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/**
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* Get the content web service
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*
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* @return content web service
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* @throws ServiceException
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*/
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public static ContentServiceSoapBindingStub getContentWebService() throws ServiceException
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{
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// Create the content service, adding the WS security header information
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EngineConfiguration config = new FileProvider(new ByteArrayInputStream(WebServiceSample1.WS_SECURITY_INFO.getBytes()));
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ContentServiceLocator contentServiceLocator = new ContentServiceLocator(config);
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ContentServiceSoapBindingStub contentService = (ContentServiceSoapBindingStub)contentServiceLocator.getContentService();
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return contentService;
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}
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/**
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* Helper method to create new content.
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*
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* @param contentService the content web service
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* @param content the content itself
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* @return a reference to the created content node
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* @throws Exception
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*/
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public static Reference createNewContent(ContentServiceSoapBindingStub contentService, String name, String contentString)
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throws Exception
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{
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// First we'll use the previous sample to get hold of a reference to a space that we can create the content within
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Reference reference = WebServiceSample2.executeSearch();
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// Create a parent reference, this contains information about the association we are createing to the new content and the
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// parent of the new content (the space retrived from the search)
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ParentReference parentReference = new ParentReference(ASSOC_CONTAINS, ASSOC_CONTAINS);
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parentReference.setStore(reference.getStore());
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parentReference.setUuid(reference.getUuid());
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// Define the content format for the content we are adding
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ContentFormat contentFormat = new ContentFormat("text/plain", "UTF-8");
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NamedValue[] properties = new NamedValue[]{new NamedValue(ContentModel.PROP_NAME.toString(), name)};
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CMLCreate create = new CMLCreate("1", parentReference, ContentModel.TYPE_CONTENT.toString(), properties);
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CML cml = new CML();
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cml.setCreate(new CMLCreate[]{create});
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UpdateResult[] result = WebServiceSample1.getRepositoryWebService().update(cml);
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Reference newContentNode = result[0].getDestination();
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Content content = contentService.write(newContentNode, ContentModel.PROP_CONTENT.toString(), contentString.getBytes(), contentFormat);
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// Get a reference to the newly created content
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return content.getNode();
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}
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/**
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* This method gets the content from the download servlet for a given URL and returns it as a string.
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*
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* @param ticket the current ticket
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* @param strUrl the content URL
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* @return the content as a string
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* @throws Exception
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*/
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public static String getContentAsString(String ticket, String strUrl) throws Exception
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{
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// Add the ticket to the url
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strUrl += "?ticket=" + ticket;
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// Connect to donwload servlet
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StringBuilder readContent = new StringBuilder();
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URL url = new URL(strUrl);
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URLConnection conn = url.openConnection();
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InputStream is = conn.getInputStream();
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int read = is.read();
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while (read != -1)
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{
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readContent.append((char)read);
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read = is.read();
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}
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// return content as a string
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return readContent.toString();
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}
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}
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