package org.alfresco.sample.webservice;
import java.io.InputStream;
import org.alfresco.webservice.content.Content;
import org.alfresco.webservice.content.ContentServiceSoapBindingStub;
import org.alfresco.webservice.repository.UpdateResult;
import org.alfresco.webservice.types.CML;
import org.alfresco.webservice.types.CMLCreate;
import org.alfresco.webservice.types.ContentFormat;
import org.alfresco.webservice.types.NamedValue;
import org.alfresco.webservice.types.ParentReference;
import org.alfresco.webservice.types.Predicate;
import org.alfresco.webservice.types.Reference;
import org.alfresco.webservice.util.AuthenticationUtils;
import org.alfresco.webservice.util.Constants;
import org.alfresco.webservice.util.ContentUtils;
import org.alfresco.webservice.util.Utils;
import org.alfresco.webservice.util.WebServiceFactory;
/**
* Web service sample 3
* <p>
* This web service sample shows how new content can be added to the repository and how content
* can be read and updated via the web service API.
*
* @author Roy Wetherall
*/
public class ContentReadAndWrite extends SamplesBase
{
/** Content strings used in the sample */
private static final String INITIAL_CONTENT = "This is some new content that I am adding to the repository";
private static final String UPDATED_CONTENT = "This is the updated content";
/** The type of the association we are creating to the new content */
private static final String ASSOC_CONTAINS = "{http://www.alfresco.org/model/content/1.0}contains";
/**
* Main function
*/
public static void main(String[] args) throws Exception
{
// Start the session
AuthenticationUtils.startSession(USERNAME, PASSWORD);
try
{
// Make sure smaple data has been created
createSampleData();
// Get the content service
ContentServiceSoapBindingStub contentService = WebServiceFactory.getContentService();
// Create new content in the respository
Reference newContentReference = createNewContent(contentService, "sampleThreeFileOne.txt", INITIAL_CONTENT);
// Read the newly added content from the respository
Content[] readResult = contentService.read(
new Predicate(new Reference[]{newContentReference}, STORE, null),
Constants.PROP_CONTENT);
Content content = readResult[0];
// Get the content from the download servlet using the URL and display it
System.out.println("The newly added content is:");
System.out.println(ContentUtils.getContentAsString(content));
// Update the content with something new
contentService.write(newContentReference, Constants.PROP_CONTENT, UPDATED_CONTENT.getBytes(), null);
// Now output the updated content
Content[] readResult2 = contentService.read(
new Predicate(new Reference[]{newContentReference}, STORE, null),
Constants.PROP_CONTENT);
Content content2 = readResult2[0];
System.out.println("The updated content is:");
System.out.println(ContentUtils.getContentAsString(content2));
// Upload binary content into the repository
Reference reference = Query1.executeSearch();
ParentReference parentReference = new ParentReference(reference.getStore(), reference.getUuid(), null, ASSOC_CONTAINS, "{" + Constants.NAMESPACE_CONTENT_MODEL + "}test.jpg");
// Create the content
NamedValue[] properties = new NamedValue[]{Utils.createNamedValue(Constants.PROP_NAME, "test.jpg")};
CMLCreate create = new CMLCreate("1", parentReference, null, null, null, Constants.TYPE_CONTENT, properties);
CML cml = new CML();
cml.setCreate(new CMLCreate[]{create});
UpdateResult[] result = WebServiceFactory.getRepositoryService().update(cml);
// Get the created node and create the format
Reference newContentNode = result[0].getDestination();
ContentFormat format = new ContentFormat("image/jpeg", "UTF-8");
// Open the file and convert to byte array
InputStream viewStream = newContentNode.getClass().getClassLoader().getResourceAsStream("org/alfresco/webservice/test/resources/test.jpg");
byte[] bytes = ContentUtils.convertToByteArray(viewStream);
// Write the content
WebServiceFactory.getContentService().write(newContentNode, Constants.PROP_CONTENT, bytes, format);
}
finally
{
// End the session
AuthenticationUtils.endSession();
}
}
/**
* Helper method to create new content.
*
* @param contentService the content web service
* @param content the content itself
* @return a reference to the created content node
* @throws Exception
*/
public static Reference createNewContent(ContentServiceSoapBindingStub contentService, String name, String contentString)
throws Exception
{
// Update name
name = System.currentTimeMillis() + "_" + name;
// Create a parent reference, this contains information about the association we are createing to the new content and the
// parent of the new content (the space retrived from the search)
ParentReference parentReference = new ParentReference(STORE, null, "/app:company_home/cm:sample_folder", ASSOC_CONTAINS,
"{" + Constants.NAMESPACE_CONTENT_MODEL + "}" + name);
// Define the content format for the content we are adding
ContentFormat contentFormat = new ContentFormat("text/plain", "UTF-8");
NamedValue[] properties = new NamedValue[]{Utils.createNamedValue(Constants.PROP_NAME, name)};
CMLCreate create = new CMLCreate("1", parentReference, null, null, null, Constants.TYPE_CONTENT, properties);
CML cml = new CML();
cml.setCreate(new CMLCreate[]{create});
UpdateResult[] result = WebServiceFactory.getRepositoryService().update(cml);
Reference newContentNode = result[0].getDestination();
Content content = contentService.write(newContentNode, Constants.PROP_CONTENT, contentString.getBytes(), contentFormat);
// Get a reference to the newly created content
return content.getNode();
}
}
Content from pre 2016 and from language groups that have been closed.
Content is read-only.
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