/*
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* The contents of this file are subject to the terms of the Common Development and
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* Distribution License (the License). You may not use this file except in compliance with the
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* License.
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*
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* You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
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* specific language governing permission and limitations under the License.
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*
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* When distributing Covered Software, include this CDDL Header Notice in each file and include
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* the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
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* Header, with the fields enclosed by brackets [] replaced by your own identifying
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* information: "Portions Copyright [year] [name of copyright owner]".
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*
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* Copyright 2008-2009 Sun Microsystems, Inc.
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* Portions Copyright 2012-2016 ForgeRock AS.
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*/
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package org.opends.server.tools;
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import org.forgerock.i18n.LocalizableMessage;
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import org.forgerock.opendj.ldap.DecodeException;
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import org.opends.server.backends.task.TaskState;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.loggers.JDKLogging;
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import org.opends.server.tools.tasks.TaskClient;
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import org.opends.server.tools.tasks.TaskEntry;
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import org.opends.server.types.InitializationException;
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import org.opends.server.types.LDAPException;
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import org.opends.server.util.BuildVersion;
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import org.opends.server.util.StaticUtils;
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import org.opends.server.util.cli.LDAPConnectionArgumentParser;
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import org.opends.server.util.cli.LDAPConnectionConsoleInteraction;
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import com.forgerock.opendj.cli.ArgumentException;
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import com.forgerock.opendj.cli.BooleanArgument;
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import com.forgerock.opendj.cli.ClientException;
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import com.forgerock.opendj.cli.ConsoleApplication;
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import com.forgerock.opendj.cli.Menu;
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import com.forgerock.opendj.cli.MenuBuilder;
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import com.forgerock.opendj.cli.MenuCallback;
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import com.forgerock.opendj.cli.MenuResult;
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import com.forgerock.opendj.cli.StringArgument;
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import com.forgerock.opendj.cli.TableBuilder;
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import com.forgerock.opendj.cli.TextTablePrinter;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.PrintStream;
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import java.io.StringWriter;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.TreeMap;
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import static org.opends.messages.ToolMessages.*;
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import static com.forgerock.opendj.cli.ArgumentConstants.*;
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import static com.forgerock.opendj.cli.Utils.*;
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import static com.forgerock.opendj.cli.CommonArguments.*;
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/** Tool for getting information and managing tasks in the Directory Server. */
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public class ManageTasks extends ConsoleApplication {
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/** This CLI is always using the administration connector with SSL. */
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private static final boolean alwaysSSL = true;
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/**
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* The main method for TaskInfo tool.
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*
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* @param args The command-line arguments provided to this program.
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*/
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public static void main(String[] args) {
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int retCode = mainTaskInfo(args, System.in, System.out, System.err);
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if (retCode != 0) {
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System.exit(filterExitCode(retCode));
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}
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}
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/**
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* Processes the command-line arguments and invokes the process for
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* displaying task information.
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*
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* @param args The command-line arguments provided to this program.
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* @return int return code
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*/
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public static int mainTaskInfo(String[] args) {
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return mainTaskInfo(args, System.in, System.out, System.err);
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}
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/**
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* Processes the command-line arguments and invokes the export process.
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*
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* @param args The command-line arguments provided to this
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* @param in Input stream from which to solicit user input.
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* @param out The output stream to use for standard output, or
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* {@code null} if standard output is not needed.
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* @param err The output stream to use for standard error, or
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* {@code null} if standard error is not needed.
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* @param initializeServer Indicates whether to initialize the server.
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* @return int return code
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*/
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public static int mainTaskInfo(String[] args,
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InputStream in,
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OutputStream out,
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OutputStream err,
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boolean initializeServer) {
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ManageTasks tool = new ManageTasks(in, out, err);
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return tool.process(args, initializeServer);
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}
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/**
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* Processes the command-line arguments and invokes the export process.
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*
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* @param args The command-line arguments provided to this
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* @param in Input stream from which to solicit user input.
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* @param out The output stream to use for standard output, or
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* {@code null} if standard output is not needed.
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* @param err The output stream to use for standard error, or
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* {@code null} if standard error is not needed.
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* @return int return code
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*/
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public static int mainTaskInfo(String[] args,
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InputStream in,
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OutputStream out,
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OutputStream err) {
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return mainTaskInfo(args, in, out, err, true);
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}
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private static final int INDENT = 2;
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/** ID of task for which to display details and exit. */
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private StringArgument task;
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/** Indicates print summary and exit. */
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private BooleanArgument summary;
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/** ID of task to cancel. */
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private StringArgument cancel;
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/** Argument used to request non-interactive behavior. */
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private BooleanArgument noPrompt;
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/** Accesses the directory's task backend. */
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private TaskClient taskClient;
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/**
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* Constructs a parameterized instance.
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*
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* @param in Input stream from which to solicit user input.
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* @param out The output stream to use for standard output, or
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* {@code null} if standard output is not needed.
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* @param err The output stream to use for standard error, or
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* {@code null} if standard error is not needed.
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*/
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public ManageTasks(InputStream in, OutputStream out, OutputStream err)
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{
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super(new PrintStream(out), new PrintStream(err));
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}
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/**
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* Processes the command-line arguments and invokes the export process.
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*
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* @param args The command-line arguments provided to this
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* program.
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* @return The error code.
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*/
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public int process(String[] args)
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{
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return process(args, true);
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}
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/**
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* Processes the command-line arguments and invokes the export process.
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*
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* @param args The command-line arguments provided to this
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* program.
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* @param initializeServer Indicates whether to initialize the server.
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* @return The error code.
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*/
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public int process(String[] args, boolean initializeServer)
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{
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if (initializeServer)
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{
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DirectoryServer.bootstrapClient();
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}
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JDKLogging.disableLogging();
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// Create the command-line argument parser for use with this program.
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LDAPConnectionArgumentParser argParser = new LDAPConnectionArgumentParser(
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"org.opends.server.tools.TaskInfo",
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INFO_TASKINFO_TOOL_DESCRIPTION.get(),
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false, null, alwaysSSL);
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argParser.setShortToolDescription(REF_SHORT_DESC_MANAGE_TASKS.get());
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// Initialize all the command-line argument types and register them with the parser
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try {
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StringArgument propertiesFileArgument =
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StringArgument.builder(OPTION_LONG_PROP_FILE_PATH)
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.description(INFO_DESCRIPTION_PROP_FILE_PATH.get())
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.valuePlaceholder(INFO_PROP_FILE_PATH_PLACEHOLDER.get())
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.buildAndAddToParser(argParser);
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argParser.setFilePropertiesArgument(propertiesFileArgument);
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BooleanArgument noPropertiesFileArgument =
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BooleanArgument.builder(OPTION_LONG_NO_PROP_FILE)
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.description(INFO_DESCRIPTION_NO_PROP_FILE.get())
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.buildAndAddToParser(argParser);
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argParser.setNoPropertiesFileArgument(noPropertiesFileArgument);
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task =
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StringArgument.builder("info")
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.shortIdentifier('i')
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.description(INFO_TASKINFO_TASK_ARG_DESCRIPTION.get())
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.valuePlaceholder(INFO_TASK_ID_PLACEHOLDER.get())
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.buildAndAddToParser(argParser);
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cancel =
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StringArgument.builder("cancel")
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.shortIdentifier('c')
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.description(INFO_TASKINFO_TASK_ARG_CANCEL.get())
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.valuePlaceholder(INFO_TASK_ID_PLACEHOLDER.get())
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.buildAndAddToParser(argParser);
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summary =
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BooleanArgument.builder("summary")
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.shortIdentifier('s')
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.description(INFO_TASKINFO_SUMMARY_ARG_DESCRIPTION.get())
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.buildAndAddToParser(argParser);
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noPrompt = noPromptArgument();
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argParser.addArgument(noPrompt);
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BooleanArgument displayUsage = showUsageArgument();
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argParser.addArgument(displayUsage);
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argParser.setUsageArgument(displayUsage);
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}
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catch (ArgumentException ae) {
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LocalizableMessage message = ERR_CANNOT_INITIALIZE_ARGS.get(ae.getMessage());
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println(message);
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return 1;
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}
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argParser.getArguments().initArgumentsWithConfiguration(argParser);
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// Parse the command-line arguments provided to this program.
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try {
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argParser.parseArguments(args);
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StaticUtils.checkOnlyOneArgPresent(task, summary, cancel);
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}
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catch (ArgumentException ae) {
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argParser.displayMessageAndUsageReference(getErrStream(), ERR_ERROR_PARSING_ARGS.get(ae.getMessage()));
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return 1;
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}
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if (!argParser.usageOrVersionDisplayed()) {
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// Checks the version - if upgrade required, the tool is unusable
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try
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{
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BuildVersion.checkVersionMismatch();
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}
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catch (InitializationException e)
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{
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println(e.getMessageObject());
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return 1;
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}
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try {
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LDAPConnectionConsoleInteraction ui =
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new LDAPConnectionConsoleInteraction(
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this, argParser.getArguments());
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taskClient = new TaskClient(argParser.connect(ui,
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getOutputStream(), getErrorStream()));
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if (isMenuDrivenMode()) {
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// Keep prompting the user until they specify quit of there is a fatal exception
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while (true) {
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getOutputStream().println();
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Menu<Void> menu = getSummaryMenu();
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MenuResult<Void> result = menu.run();
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if (result.isQuit()) {
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return 0;
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}
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}
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} else if (task.isPresent()) {
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getOutputStream().println();
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MenuResult<TaskEntry> r = new PrintTaskInfo(task.getValue()).invoke(this);
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if (r.isAgain())
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{
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return 1;
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}
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} else if (summary.isPresent()) {
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getOutputStream().println();
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printSummaryTable();
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} else if (cancel.isPresent()) {
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MenuResult<TaskEntry> r = new CancelTask(cancel.getValue()).invoke(this);
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if (r.isAgain())
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{
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return 1;
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}
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} else if (!isInteractive()) {
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// no-prompt option
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getOutputStream().println();
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printSummaryTable();
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return 0;
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}
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} catch (LDAPConnectionException lce) {
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println(INFO_TASKINFO_LDAP_EXCEPTION.get(lce.getMessageObject()));
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return 1;
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} catch (Exception e) {
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println(LocalizableMessage.raw(StaticUtils.getExceptionMessage(e)));
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return 1;
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}
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}
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return 0;
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}
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@Override
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public boolean isAdvancedMode() {
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return false;
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}
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@Override
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public boolean isInteractive() {
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return !noPrompt.isPresent();
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}
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@Override
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public boolean isMenuDrivenMode() {
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return !task.isPresent() && !cancel.isPresent() && !summary.isPresent() && !noPrompt.isPresent();
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}
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@Override
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public boolean isQuiet() {
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return false;
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}
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@Override
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public boolean isScriptFriendly() {
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return false;
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}
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@Override
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public boolean isVerbose() {
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return false;
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}
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/**
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* Creates the summary table.
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*
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* @throws IOException if there is a problem with screen I/O
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* @throws LDAPException if there is a problem getting information
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* out to the directory
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* @throws DecodeException if there is a problem with the encoding
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*/
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private void printSummaryTable()
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throws LDAPException, IOException, DecodeException {
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List<TaskEntry> entries = taskClient.getTaskEntries();
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if (!entries.isEmpty()) {
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TableBuilder table = new TableBuilder();
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Map<String, TaskEntry> mapIdToEntry = new TreeMap<>();
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for (TaskEntry entry : entries) {
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String taskId = entry.getId();
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if (taskId != null) {
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mapIdToEntry.put(taskId, entry);
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}
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}
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table.appendHeading(INFO_TASKINFO_FIELD_ID.get());
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table.appendHeading(INFO_TASKINFO_FIELD_TYPE.get());
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table.appendHeading(INFO_TASKINFO_FIELD_STATUS.get());
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for (String taskId : mapIdToEntry.keySet()) {
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TaskEntry entryWrapper = mapIdToEntry.get(taskId);
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table.startRow();
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table.appendCell(taskId);
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table.appendCell(entryWrapper.getType());
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table.appendCell(entryWrapper.getState());
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}
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StringWriter sw = new StringWriter();
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TextTablePrinter tablePrinter = new TextTablePrinter(sw);
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tablePrinter.setIndentWidth(INDENT);
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tablePrinter.setTotalWidth(80);
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table.print(tablePrinter);
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getOutputStream().println(LocalizableMessage.raw(sw.getBuffer()));
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} else {
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getOutputStream().println(INFO_TASKINFO_NO_TASKS.get());
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getOutputStream().println();
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}
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}
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/**
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* Creates the summary table.
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*
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* @return list of strings of IDs of all the tasks in the table in order
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* of the indexes printed in the table
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* @throws IOException if there is a problem with screen I/O
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* @throws LDAPException if there is a problem getting information
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* out to the directory
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* @throws DecodeException if there is a problem with the encoding
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*/
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private Menu<Void> getSummaryMenu()
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throws LDAPException, IOException, DecodeException {
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List<String> taskIds = new ArrayList<>();
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List<Integer> cancelableIndices = new ArrayList<>();
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List<TaskEntry> entries = taskClient.getTaskEntries();
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MenuBuilder<Void> menuBuilder = new MenuBuilder<>(this);
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if (!entries.isEmpty()) {
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Map<String, TaskEntry> mapIdToEntry = new TreeMap<>();
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for (TaskEntry entry : entries) {
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String taskId = entry.getId();
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if (taskId != null) {
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mapIdToEntry.put(taskId, entry);
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}
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}
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menuBuilder.setColumnHeadings(
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INFO_TASKINFO_FIELD_ID.get(),
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INFO_TASKINFO_FIELD_TYPE.get(),
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INFO_TASKINFO_FIELD_STATUS.get());
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menuBuilder.setColumnWidths(null, null, 0);
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int index = 0;
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for (final String taskId : mapIdToEntry.keySet()) {
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taskIds.add(taskId);
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final TaskEntry taskEntry = mapIdToEntry.get(taskId);
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menuBuilder.addNumberedOption(
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LocalizableMessage.raw(taskEntry.getId()),
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new TaskDrilldownMenu(taskId),
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taskEntry.getType(), taskEntry.getState());
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index++;
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if (taskEntry.isCancelable()) {
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cancelableIndices.add(index);
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}
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}
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} else {
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getOutputStream().println(INFO_TASKINFO_NO_TASKS.get());
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getOutputStream().println();
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}
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menuBuilder.addCharOption(
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INFO_TASKINFO_CMD_REFRESH_CHAR.get(),
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INFO_TASKINFO_CMD_REFRESH.get(),
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new PrintSummaryTop());
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if (!cancelableIndices.isEmpty()) {
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menuBuilder.addCharOption(
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INFO_TASKINFO_CMD_CANCEL_CHAR.get(),
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INFO_TASKINFO_CMD_CANCEL.get(),
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new CancelTaskTop(taskIds, cancelableIndices));
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}
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menuBuilder.addQuitOption();
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return menuBuilder.toMenu();
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}
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/**
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* Gets the client that can be used to interact with the task backend.
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*
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* @return TaskClient for interacting with the task backend.
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*/
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public TaskClient getTaskClient() {
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return this.taskClient;
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}
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private static void printTable(TableBuilder table, int column, int width, StringWriter sw)
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{
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TextTablePrinter tablePrinter = new TextTablePrinter(sw);
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tablePrinter.setTotalWidth(80);
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tablePrinter.setIndentWidth(INDENT);
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tablePrinter.setColumnWidth(column, width);
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table.print(tablePrinter);
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}
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/** Base for callbacks that implement top level menu items. */
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private static abstract class TopMenuCallback
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implements MenuCallback<Void> {
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@Override
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public MenuResult<Void> invoke(ConsoleApplication app) throws ClientException {
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return invoke((ManageTasks)app);
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}
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/**
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* Called upon task invocation.
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*
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* @param app this console application
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* @return MessageResult result of task
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* @throws ClientException if there is a problem
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*/
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protected abstract MenuResult<Void> invoke(ManageTasks app) throws ClientException;
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}
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/** Base for callbacks that manage task entries. */
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private static abstract class TaskOperationCallback
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implements MenuCallback<TaskEntry> {
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/** ID of the task to manage. */
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protected String taskId;
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/**
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* Constructs a parameterized instance.
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*
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* @param taskId if the task to examine
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*/
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public TaskOperationCallback(String taskId) {
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this.taskId = taskId;
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}
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@Override
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public MenuResult<TaskEntry> invoke(ConsoleApplication app) throws ClientException
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{
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return invoke((ManageTasks)app);
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}
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|
/**
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* Invokes the task.
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*
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* @param app
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* the current application running
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* @return how the application should proceed next
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* @throws ClientException
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* if any problem occurred
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*/
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protected abstract MenuResult<TaskEntry> invoke(ManageTasks app) throws ClientException;
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}
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/** Executable for printing a task summary table. */
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private static class PrintSummaryTop extends TopMenuCallback {
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@Override
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public MenuResult<Void> invoke(ManageTasks app) throws ClientException
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{
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// Since the summary table is reprinted every time,
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// the user enters the top level this task just returns 'success'
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return MenuResult.success();
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}
|
}
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|
/** Executable for printing a particular task's details. */
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private static class TaskDrilldownMenu extends TopMenuCallback {
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private String taskId;
|
|
/**
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* Constructs a parameterized instance.
|
*
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* @param taskId of the task for which information will be displayed
|
*/
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public TaskDrilldownMenu(String taskId) {
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this.taskId = taskId;
|
}
|
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@Override
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public MenuResult<Void> invoke(ManageTasks app) throws ClientException {
|
MenuResult<TaskEntry> res = new PrintTaskInfo(taskId).invoke(app);
|
TaskEntry taskEntry = res.getValue();
|
if (taskEntry != null) {
|
while (true) {
|
try {
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taskEntry = app.getTaskClient().getTaskEntry(taskId);
|
|
// Show the menu
|
MenuBuilder<TaskEntry> menuBuilder = new MenuBuilder<>(app);
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menuBuilder.addBackOption(true);
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menuBuilder.addCharOption(
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INFO_TASKINFO_CMD_REFRESH_CHAR.get(),
|
INFO_TASKINFO_CMD_REFRESH.get(),
|
new PrintTaskInfo(taskId));
|
List<LocalizableMessage> logs = taskEntry.getLogMessages();
|
if (logs != null && !logs.isEmpty()) {
|
menuBuilder.addCharOption(
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INFO_TASKINFO_CMD_VIEW_LOGS_CHAR.get(),
|
INFO_TASKINFO_CMD_VIEW_LOGS.get(),
|
new ViewTaskLogs(taskId));
|
}
|
if (taskEntry.isCancelable() && !taskEntry.isDone()) {
|
menuBuilder.addCharOption(
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INFO_TASKINFO_CMD_CANCEL_CHAR.get(),
|
INFO_TASKINFO_CMD_CANCEL.get(),
|
new CancelTask(taskId));
|
}
|
menuBuilder.addQuitOption();
|
Menu<TaskEntry> menu = menuBuilder.toMenu();
|
MenuResult<TaskEntry> result = menu.run();
|
if (result.isCancel()) {
|
break;
|
} else if (result.isQuit()) {
|
System.exit(0);
|
}
|
} catch (Exception e) {
|
app.println(LocalizableMessage.raw(StaticUtils.getExceptionMessage(e)));
|
}
|
}
|
} else {
|
app.println(ERR_TASKINFO_UNKNOWN_TASK_ENTRY.get(taskId));
|
}
|
return MenuResult.success();
|
}
|
}
|
|
/** Executable for printing a particular task's details. */
|
private static class PrintTaskInfo extends TaskOperationCallback {
|
/**
|
* Constructs a parameterized instance.
|
*
|
* @param taskId of the task for which information will be printed
|
*/
|
public PrintTaskInfo(String taskId) {
|
super(taskId);
|
}
|
|
@Override
|
public MenuResult<TaskEntry> invoke(ManageTasks app) throws ClientException
|
{
|
try {
|
TaskEntry taskEntry = app.getTaskClient().getTaskEntry(taskId);
|
|
TableBuilder table = new TableBuilder();
|
table.appendHeading(INFO_TASKINFO_DETAILS.get());
|
|
table.startRow();
|
table.appendCell(INFO_TASKINFO_FIELD_ID.get());
|
table.appendCell(taskEntry.getId());
|
|
table.startRow();
|
table.appendCell(INFO_TASKINFO_FIELD_TYPE.get());
|
table.appendCell(taskEntry.getType());
|
|
table.startRow();
|
table.appendCell(INFO_TASKINFO_FIELD_STATUS.get());
|
table.appendCell(taskEntry.getState());
|
|
table.startRow();
|
table.appendCell(INFO_TASKINFO_FIELD_SCHEDULED_START.get());
|
|
if (TaskState.isRecurring(taskEntry.getTaskState())) {
|
LocalizableMessage m = taskEntry.getScheduleTab();
|
table.appendCell(m);
|
} else {
|
LocalizableMessage m = taskEntry.getScheduledStartTime();
|
if (m == null || m.equals(LocalizableMessage.EMPTY)) {
|
table.appendCell(INFO_TASKINFO_IMMEDIATE_EXECUTION.get());
|
} else {
|
table.appendCell(m);
|
}
|
|
table.startRow();
|
table.appendCell(INFO_TASKINFO_FIELD_ACTUAL_START.get());
|
table.appendCell(taskEntry.getActualStartTime());
|
|
table.startRow();
|
table.appendCell(INFO_TASKINFO_FIELD_COMPLETION_TIME.get());
|
table.appendCell(taskEntry.getCompletionTime());
|
}
|
|
writeMultiValueCells(
|
table,
|
INFO_TASKINFO_FIELD_DEPENDENCY.get(),
|
taskEntry.getDependencyIds());
|
|
table.startRow();
|
table.appendCell(INFO_TASKINFO_FIELD_FAILED_DEPENDENCY_ACTION.get());
|
LocalizableMessage m = taskEntry.getFailedDependencyAction();
|
table.appendCell(m != null ? m : INFO_TASKINFO_NONE.get());
|
|
writeMultiValueCells(
|
table,
|
INFO_TASKINFO_FIELD_NOTIFY_ON_COMPLETION.get(),
|
taskEntry.getCompletionNotificationEmailAddresses(),
|
INFO_TASKINFO_NONE_SPECIFIED.get());
|
|
writeMultiValueCells(
|
table,
|
INFO_TASKINFO_FIELD_NOTIFY_ON_ERROR.get(),
|
taskEntry.getErrorNotificationEmailAddresses(),
|
INFO_TASKINFO_NONE_SPECIFIED.get());
|
|
StringWriter sw = new StringWriter();
|
printTable(table, 1, 0, sw);
|
app.getOutputStream().println();
|
app.getOutputStream().println(LocalizableMessage.raw(sw.getBuffer().toString()));
|
|
// Create a table for the task options
|
table = new TableBuilder();
|
table.appendHeading(INFO_TASKINFO_OPTIONS.get(taskEntry.getType()));
|
Map<LocalizableMessage,List<String>> taskSpecificAttrs =
|
taskEntry.getTaskSpecificAttributeValuePairs();
|
for (LocalizableMessage attrName : taskSpecificAttrs.keySet()) {
|
table.startRow();
|
table.appendCell(attrName);
|
List<String> values = taskSpecificAttrs.get(attrName);
|
if (!values.isEmpty()) {
|
table.appendCell(values.get(0));
|
}
|
if (values.size() > 1) {
|
for (int i = 1; i < values.size(); i++) {
|
table.startRow();
|
table.appendCell();
|
table.appendCell(values.get(i));
|
}
|
}
|
}
|
sw = new StringWriter();
|
printTable(table, 1, 0, sw);
|
app.getOutputStream().println(LocalizableMessage.raw(sw.getBuffer().toString()));
|
|
// Print the last log message if any
|
List<LocalizableMessage> logs = taskEntry.getLogMessages();
|
if (logs != null && !logs.isEmpty()) {
|
// Create a table for the last log entry
|
table = new TableBuilder();
|
table.appendHeading(INFO_TASKINFO_FIELD_LAST_LOG.get());
|
table.startRow();
|
table.appendCell(logs.get(logs.size() - 1));
|
|
sw = new StringWriter();
|
printTable(table, 0, 0, sw);
|
app.getOutputStream().println(LocalizableMessage.raw(sw.getBuffer().toString()));
|
}
|
|
app.getOutputStream().println();
|
return MenuResult.success(taskEntry);
|
} catch (Exception e) {
|
app.errPrintln(ERR_TASKINFO_RETRIEVING_TASK_ENTRY.get(taskId, e.getMessage()));
|
return MenuResult.again();
|
}
|
}
|
|
/**
|
* Writes an attribute and associated values to the table.
|
* @param table of task details
|
* @param fieldLabel of attribute
|
* @param values of the attribute
|
*/
|
private void writeMultiValueCells(TableBuilder table,
|
LocalizableMessage fieldLabel,
|
List<?> values) {
|
writeMultiValueCells(table, fieldLabel, values, INFO_TASKINFO_NONE.get());
|
}
|
|
/**
|
* Writes an attribute and associated values to the table.
|
*
|
* @param table of task details
|
* @param fieldLabel of attribute
|
* @param values of the attribute
|
* @param noneLabel label for the value column when there are no values
|
*/
|
private void writeMultiValueCells(TableBuilder table,
|
LocalizableMessage fieldLabel,
|
List<?> values,
|
LocalizableMessage noneLabel) {
|
table.startRow();
|
table.appendCell(fieldLabel);
|
if (values.isEmpty()) {
|
table.appendCell(noneLabel);
|
} else {
|
table.appendCell(values.get(0));
|
}
|
if (values.size() > 1) {
|
for (int i = 1; i < values.size(); i++) {
|
table.startRow();
|
table.appendCell();
|
table.appendCell(values.get(i));
|
}
|
}
|
}
|
}
|
|
/** Executable for printing a particular task's details. */
|
private static class ViewTaskLogs extends TaskOperationCallback {
|
/**
|
* Constructs a parameterized instance.
|
*
|
* @param taskId of the task for which log records will be printed
|
*/
|
public ViewTaskLogs(String taskId) {
|
super(taskId);
|
}
|
|
@Override
|
protected MenuResult<TaskEntry> invoke(ManageTasks app) throws ClientException
|
{
|
TaskEntry taskEntry = null;
|
try {
|
taskEntry = app.getTaskClient().getTaskEntry(taskId);
|
List<LocalizableMessage> logs = taskEntry.getLogMessages();
|
app.getOutputStream().println();
|
|
// Create a table for the last log entry
|
TableBuilder table = new TableBuilder();
|
table.appendHeading(INFO_TASKINFO_FIELD_LOG.get());
|
if (logs != null && !logs.isEmpty()) {
|
for (LocalizableMessage log : logs) {
|
table.startRow();
|
table.appendCell(log);
|
}
|
} else {
|
table.startRow();
|
table.appendCell(INFO_TASKINFO_NONE.get());
|
}
|
StringWriter sw = new StringWriter();
|
printTable(table, 0, 0, sw);
|
app.getOutputStream().println(LocalizableMessage.raw(sw.getBuffer().toString()));
|
app.getOutputStream().println();
|
} catch (Exception e) {
|
app.println(ERR_TASKINFO_ACCESSING_LOGS.get(taskId, e.getMessage()));
|
}
|
return MenuResult.success(taskEntry);
|
}
|
}
|
|
/** Executable for canceling a particular task. */
|
private static class CancelTaskTop extends TopMenuCallback {
|
private List<String> taskIds;
|
private List<Integer> cancelableIndices;
|
|
/**
|
* Constructs a parameterized instance.
|
*
|
* @param taskIds of all known tasks
|
* @param cancelableIndices list of integers whose elements represent
|
* the indices of <code>taskIds</code> that are cancelable
|
*/
|
public CancelTaskTop(List<String> taskIds, List<Integer> cancelableIndices)
|
{
|
this.taskIds = taskIds;
|
this.cancelableIndices = cancelableIndices;
|
}
|
|
@Override
|
public MenuResult<Void> invoke(ManageTasks app) throws ClientException
|
{
|
if (taskIds == null || taskIds.isEmpty()) {
|
app.println(INFO_TASKINFO_NO_TASKS.get());
|
return MenuResult.cancel();
|
}
|
if (cancelableIndices == null || cancelableIndices.isEmpty()) {
|
app.println(INFO_TASKINFO_NO_CANCELABLE_TASKS.get());
|
return MenuResult.cancel();
|
}
|
|
// Prompt for the task number
|
Integer index = null;
|
String line = app.readLineOfInput(INFO_TASKINFO_CMD_CANCEL_NUMBER_PROMPT.get(cancelableIndices.get(0)));
|
if (line.length() == 0) {
|
line = String.valueOf(cancelableIndices.get(0));
|
}
|
|
try {
|
int i = Integer.parseInt(line);
|
if (!cancelableIndices.contains(i)) {
|
app.println(ERR_TASKINFO_NOT_CANCELABLE_TASK_INDEX.get(i));
|
} else {
|
index = i - 1;
|
}
|
} catch (NumberFormatException ignored) {}
|
|
if (index == null) {
|
app.errPrintln(ERR_TASKINFO_INVALID_MENU_KEY.get(line));
|
return MenuResult.again();
|
}
|
|
String taskId = taskIds.get(index);
|
try {
|
CancelTask ct = new CancelTask(taskId);
|
MenuResult<TaskEntry> result = ct.invoke(app);
|
return result.isSuccess() ? MenuResult.<Void> success() : MenuResult.<Void> again();
|
} catch (Exception e) {
|
app.errPrintln(ERR_TASKINFO_CANCELING_TASK.get(taskId, e.getMessage()));
|
return MenuResult.again();
|
}
|
}
|
}
|
|
/** Executable for canceling a particular task. */
|
private static class CancelTask extends TaskOperationCallback {
|
/**
|
* Constructs a parameterized instance.
|
*
|
* @param taskId of the task to cancel
|
*/
|
public CancelTask(String taskId) {
|
super(taskId);
|
}
|
|
@Override
|
public MenuResult<TaskEntry> invoke(ManageTasks app) throws ClientException
|
{
|
try {
|
TaskEntry entry = app.getTaskClient().getTaskEntry(taskId);
|
if (!entry.isCancelable()) {
|
app.errPrintln(ERR_TASKINFO_TASK_NOT_CANCELABLE_TASK.get(taskId));
|
return MenuResult.again();
|
}
|
|
app.getTaskClient().cancelTask(taskId);
|
app.println(INFO_TASKINFO_CMD_CANCEL_SUCCESS.get(taskId));
|
return MenuResult.success(entry);
|
} catch (Exception e) {
|
app.errPrintln(ERR_TASKINFO_CANCELING_TASK.get(taskId, e.getMessage()));
|
return MenuResult.again();
|
}
|
}
|
}
|
}
|
