Java tutorial
/* * 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.directory.studio.ldapbrowser.core.jobs; import java.io.Reader; import java.io.StringReader; import java.io.Writer; import java.util.ArrayList; import java.util.List; import org.apache.commons.codec.digest.DigestUtils; import org.apache.directory.studio.common.core.jobs.StudioProgressMonitor; import org.apache.directory.studio.connection.core.Connection; import org.apache.directory.studio.connection.core.jobs.StudioConnectionBulkRunnableWithProgress; import org.apache.directory.studio.ldapbrowser.core.BrowserCoreMessages; import org.apache.directory.studio.ldapbrowser.core.events.BulkModificationEvent; import org.apache.directory.studio.ldapbrowser.core.events.EventRegistry; import org.apache.directory.studio.ldapbrowser.core.model.IBrowserConnection; import org.apache.directory.studio.ldifparser.model.LdifEnumeration; import org.apache.directory.studio.ldifparser.parser.LdifParser; /** * Runnable to execute an LDIF. * * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> */ public class ExecuteLdifRunnable implements StudioConnectionBulkRunnableWithProgress { /** The browser connection. */ private IBrowserConnection browserConnection; /** The LDIF to execute. */ private String ldif; /** The update if entry exists flag. */ private boolean updateIfEntryExists; /** The continue on error flag. */ private boolean continueOnError; /** * Creates a new instance of ExecuteLdifJob. * * @param browserConnection the browser connection * @param ldif the LDIF to execute * @param continueOnError the continue on error flag */ public ExecuteLdifRunnable(IBrowserConnection browserConnection, String ldif, boolean updateIfEntryExists, boolean continueOnError) { this.browserConnection = browserConnection; this.ldif = ldif; this.continueOnError = continueOnError; this.updateIfEntryExists = updateIfEntryExists; } /** * {@inheritDoc} */ public Connection[] getConnections() { return new Connection[] { browserConnection.getConnection() }; } /** * {@inheritDoc} */ public String getName() { return BrowserCoreMessages.jobs__execute_ldif_name; } /** * {@inheritDoc} */ public Object[] getLockedObjects() { List<Object> l = new ArrayList<Object>(); l.add(browserConnection.getUrl() + "_" + DigestUtils.shaHex(ldif)); //$NON-NLS-1$ return l.toArray(); } /** * {@inheritDoc} */ public String getErrorMessage() { return BrowserCoreMessages.jobs__execute_ldif_error; } /** * {@inheritDoc} */ public void run(StudioProgressMonitor monitor) { executeLdif(browserConnection, ldif, updateIfEntryExists, continueOnError, monitor); } public static void executeLdif(IBrowserConnection browserConnection, String ldif, boolean updateIfEntryExists, boolean continueOnError, StudioProgressMonitor monitor) { monitor.beginTask(BrowserCoreMessages.jobs__execute_ldif_task, 2); monitor.reportProgress(" "); //$NON-NLS-1$ monitor.worked(1); try { Reader ldifReader = new StringReader(ldif); LdifParser parser = new LdifParser(); LdifEnumeration enumeration = parser.parse(ldifReader); Writer logWriter = new Writer() { public void close() { } public void flush() { } public void write(char[] cbuf, int off, int len) { } }; ImportLdifRunnable.importLdif(browserConnection, enumeration, logWriter, updateIfEntryExists, continueOnError, monitor); logWriter.close(); ldifReader.close(); } catch (Exception e) { monitor.reportError(e); } } /** * {@inheritDoc} */ public void runNotification(StudioProgressMonitor monitor) { EventRegistry.fireEntryUpdated(new BulkModificationEvent(browserConnection), this); } }