/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2010 Sun Microsystems, Inc.
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*/
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package org.opends.server.tools.tasks;
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import static org.opends.messages.AdminToolMessages.*;
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import static org.opends.messages.ToolMessages.*;
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import java.text.ParseException;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Date;
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import java.util.HashSet;
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import java.util.List;
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import org.opends.messages.Message;
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import org.opends.quicksetup.util.PlainTextProgressMessageFormatter;
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import org.opends.quicksetup.util.ProgressMessageFormatter;
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import org.opends.server.admin.client.cli.TaskScheduleArgs;
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import org.opends.server.backends.task.FailedDependencyAction;
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import org.opends.server.backends.task.RecurringTask;
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import org.opends.server.types.DirectoryException;
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import org.opends.server.util.StaticUtils;
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import org.opends.server.util.cli.CLIException;
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import org.opends.server.util.cli.ConsoleApplication;
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import org.opends.server.util.cli.MenuBuilder;
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import org.opends.server.util.cli.MenuResult;
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/**
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* A class that is in charge of interacting with the user to ask about
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* scheduling options for a task.
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* <br>
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* It takes as argument an {@link TaskScheduleArgs} object with the arguments
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* provided by the user and updates the provided {@link TaskScheduleUserData}
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* with the information provided by the user.
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*
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*/
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public class TaskScheduleInteraction
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{
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private boolean headerDisplayed;
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private final TaskScheduleUserData uData;
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private final TaskScheduleArgs args;
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private final ConsoleApplication app;
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private final Message taskName;
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private List<? extends TaskEntry> taskEntries =
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Collections.emptyList();
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private ProgressMessageFormatter formatter =
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new PlainTextProgressMessageFormatter();
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/**
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* The enumeration used by the menu displayed to ask the user about the
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* type of scheduling (if any) to be done.
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*
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*/
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private enum ScheduleOption {
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RUN_NOW(INFO_RUN_TASK_NOW.get()),
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RUN_LATER(INFO_RUN_TASK_LATER.get()),
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SCHEDULE_TASK(INFO_SCHEDULE_TASK.get());
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private Message prompt;
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private ScheduleOption(Message prompt)
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{
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this.prompt = prompt;
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}
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Message getPrompt()
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{
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return prompt;
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}
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/**
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* The default option to be proposed to the user.
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* @return the default option to be proposed to the user.
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*/
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public static ScheduleOption defaultValue()
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{
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return RUN_NOW;
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}
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};
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/**
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* Default constructor.
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* @param uData the task schedule user data.
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* @param args the object with the arguments provided by the user. The code
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* assumes that the arguments have already been parsed.
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* @param app the console application object used to prompt for data.
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* @param taskName the name of the task to be used in the prompt messages.
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*/
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public TaskScheduleInteraction(TaskScheduleUserData uData,
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TaskScheduleArgs args, ConsoleApplication app,
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Message taskName)
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{
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this.uData = uData;
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this.args = args;
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this.app = app;
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this.taskName = taskName;
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}
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/**
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* Executes the interaction with the user.
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* @throws CLIException if there is an error prompting the user.
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*/
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public void run() throws CLIException
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{
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headerDisplayed = false;
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runStartNowOrSchedule();
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runCompletionNotification();
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runErrorNotification();
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runDependency();
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if (!uData.getDependencyIds().isEmpty())
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{
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runFailedDependencyAction();
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}
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}
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/**
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* Returns the task entries that are defined in the server. These are
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* used to prompt the user about the task dependencies.
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* @return the task entries that are defined in the server.
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*/
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public List<? extends TaskEntry> getTaskEntries()
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{
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return taskEntries;
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}
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/**
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* Sets the task entries that are defined in the server. These are
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* used to prompt the user about the task dependencies. If no task entries
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* are provided, the user will not be prompted for task dependencies.
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* @param taskEntries the task entries that are defined in the server.
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*/
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public void setTaskEntries(List<? extends TaskEntry> taskEntries)
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{
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this.taskEntries = taskEntries;
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}
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/**
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* Returns the formatter that is used to generate messages.
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* @return the formatter that is used to generate messages.
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*/
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public ProgressMessageFormatter getFormatter()
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{
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return formatter;
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}
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/**
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* Sets the formatter that is used to generate messages.
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* @param formatter the formatter that is used to generate messages.
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*/
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public void setFormatter(ProgressMessageFormatter formatter)
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{
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this.formatter = formatter;
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}
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private void runFailedDependencyAction() throws CLIException
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{
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if (args.dependencyArg.isPresent())
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{
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uData.setFailedDependencyAction(args.getFailedDependencyAction());
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}
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else
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{
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askForFailedDependencyAction();
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}
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}
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private void askForFailedDependencyAction() throws CLIException
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{
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checkHeaderDisplay();
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MenuBuilder<FailedDependencyAction> builder =
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new MenuBuilder<FailedDependencyAction>(app);
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builder.setPrompt(INFO_TASK_FAILED_DEPENDENCY_ACTION_PROMPT.get());
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builder.addCancelOption(false);
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for (FailedDependencyAction choice : FailedDependencyAction.values())
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{
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MenuResult<FailedDependencyAction> result = MenuResult.success(choice);
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builder.addNumberedOption(choice.getDisplayName(), result);
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if (choice.equals(FailedDependencyAction.defaultValue()))
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{
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builder.setDefault(choice.getDisplayName(), result);
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}
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}
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MenuResult<FailedDependencyAction> m = builder.toMenu().run();
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if (m.isSuccess())
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{
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uData.setFailedDependencyAction(m.getValue());
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}
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else
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{
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throw new CLIException(Message.EMPTY);
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}
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}
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private void runDependency() throws CLIException
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{
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if (args.dependencyArg.isPresent())
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{
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uData.setDependencyIds(args.getDependencyIds());
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}
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else if (!taskEntries.isEmpty())
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{
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askForDependency();
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}
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}
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private void askForDependency() throws CLIException
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{
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checkHeaderDisplay();
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boolean hasDependencies =
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app.confirmAction(INFO_TASK_HAS_DEPENDENCIES_PROMPT.get(), false);
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if (hasDependencies)
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{
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printAvailableDependencyTaskMessage();
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HashSet<String> dependencies = new HashSet<String>();
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while (true)
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{
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String dependencyID =
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app.readLineOfInput(INFO_TASK_DEPENDENCIES_PROMPT.get());
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if (dependencyID != null && !dependencyID.isEmpty())
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{
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if (isTaskIDDefined(dependencyID))
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{
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dependencies.add(dependencyID);
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}
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else
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{
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printTaskIDNotDefinedMessage(dependencyID);
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}
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}
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else
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{
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break;
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}
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}
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uData.setDependencyIds(new ArrayList<String>(dependencies));
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}
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else
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{
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List<String> empty = Collections.emptyList();
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uData.setDependencyIds(empty);
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}
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}
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private void printAvailableDependencyTaskMessage()
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{
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StringBuilder sb = new StringBuilder();
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String separator = formatter.getLineBreak().toString() +
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formatter.getTab().toString();
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for (TaskEntry entry : taskEntries)
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{
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sb.append(separator);
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sb.append(entry.getId());
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}
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app.printlnProgress();
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app.printProgress(INFO_AVAILABLE_DEFINED_TASKS.get(sb.toString()));
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app.printlnProgress();
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app.printlnProgress();
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}
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private void printTaskIDNotDefinedMessage(String dependencyID)
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{
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app.println();
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app.println(ERR_DEPENDENCY_TASK_NOT_DEFINED.get(dependencyID));
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}
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private boolean isTaskIDDefined(String dependencyID)
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{
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boolean taskIDDefined = false;
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for (TaskEntry entry : taskEntries)
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{
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if (dependencyID.equalsIgnoreCase(entry.getId()))
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{
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taskIDDefined = true;
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break;
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}
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}
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return taskIDDefined;
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}
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private void runErrorNotification() throws CLIException
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{
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if (args.errorNotificationArg.isPresent())
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{
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uData.setNotifyUponErrorEmailAddresses(
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args.getNotifyUponErrorEmailAddresses());
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}
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else
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{
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askForErrorNotification();
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}
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}
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private void askForErrorNotification() throws CLIException
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{
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List<String> addresses =
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askForEmailNotification(INFO_HAS_ERROR_NOTIFICATION_PROMPT.get(),
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INFO_ERROR_NOTIFICATION_PROMPT.get());
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uData.setNotifyUponErrorEmailAddresses(addresses);
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}
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private List<String> askForEmailNotification(Message hasNotificationPrompt,
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Message emailAddressPrompt) throws CLIException
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{
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checkHeaderDisplay();
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List<String> addresses = new ArrayList<String>();
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boolean hasNotification =
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app.confirmAction(hasNotificationPrompt, false);
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if (hasNotification)
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{
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HashSet<String> set = new HashSet<String>();
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while (true)
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{
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String address =
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app.readLineOfInput(emailAddressPrompt);
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if (address != null && !address.isEmpty())
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{
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if (!StaticUtils.isEmailAddress(address)) {
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app.println(ERR_INVALID_EMAIL_ADDRESS.get(address));
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}
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else
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{
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set.add(address);
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}
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}
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else
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{
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break;
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}
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}
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addresses.addAll(set);
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}
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return addresses;
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}
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private void runCompletionNotification() throws CLIException
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{
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if (args.completionNotificationArg.isPresent())
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{
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uData.setNotifyUponCompletionEmailAddresses(
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args.getNotifyUponCompletionEmailAddresses());
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}
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else
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{
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askForCompletionNotification();
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}
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}
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private void askForCompletionNotification() throws CLIException
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{
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List<String> addresses =
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askForEmailNotification(INFO_HAS_COMPLETION_NOTIFICATION_PROMPT.get(),
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INFO_COMPLETION_NOTIFICATION_PROMPT.get());
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uData.setNotifyUponCompletionEmailAddresses(addresses);
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}
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private void runStartNowOrSchedule() throws CLIException
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{
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if (args.startArg.isPresent())
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{
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uData.setStartDate(args.getStartDateTime());
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uData.setStartNow(args.isStartNow());
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}
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if (args.recurringArg.isPresent())
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{
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uData.setRecurringDateTime(args.getRecurringDateTime());
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uData.setStartNow(false);
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}
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if (!args.startArg.isPresent() &&
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!args.recurringArg.isPresent())
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{
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askToStartNowOrSchedule();
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}
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}
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private void askToStartNowOrSchedule() throws CLIException
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{
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checkHeaderDisplay();
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MenuBuilder<ScheduleOption> builder = new MenuBuilder<ScheduleOption>(app);
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builder.setPrompt(INFO_TASK_SCHEDULE_PROMPT.get(taskName));
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builder.addCancelOption(false);
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for (ScheduleOption choice : ScheduleOption.values())
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{
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MenuResult<ScheduleOption> result = MenuResult.success(choice);
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if (choice == ScheduleOption.defaultValue())
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{
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builder.setDefault(choice.getPrompt(), result);
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}
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builder.addNumberedOption(choice.getPrompt(), result);
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}
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MenuResult<ScheduleOption> m = builder.toMenu().run();
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if (m.isSuccess())
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{
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switch (m.getValue())
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{
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case RUN_NOW:
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uData.setStartNow(true);
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break;
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case RUN_LATER:
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uData.setStartNow(false);
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askForStartDate();
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break;
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case SCHEDULE_TASK:
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uData.setStartNow(false);
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askForTaskSchedule();
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break;
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}
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}
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else
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{
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throw new CLIException(Message.EMPTY);
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}
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}
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private void askForStartDate() throws CLIException
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{
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checkHeaderDisplay();
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Date startDate = null;
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while (startDate == null)
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{
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String sDate = app.readInput(INFO_TASK_START_DATE_PROMPT.get(), null);
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try {
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startDate = StaticUtils.parseDateTimeString(sDate);
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// Check that the provided date is not previous to the current date.
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Date currentDate = new Date(System.currentTimeMillis());
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if (currentDate.after(startDate))
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{
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app.printProgress(ERR_START_DATETIME_ALREADY_PASSED.get(sDate));
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app.printlnProgress();
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app.printlnProgress();
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startDate = null;
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}
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} catch (ParseException pe) {
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app.println(ERR_START_DATETIME_FORMAT.get());
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app.println();
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}
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}
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uData.setStartDate(startDate);
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}
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private void askForTaskSchedule() throws CLIException
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{
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checkHeaderDisplay();
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String schedule = null;
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while (schedule == null)
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{
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schedule = app.readInput(INFO_TASK_RECURRING_SCHEDULE_PROMPT.get(),
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null);
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try
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{
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RecurringTask.parseTaskTab(schedule);
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app.printlnProgress();
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}
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catch (DirectoryException de)
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{
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schedule = null;
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app.println(ERR_RECURRING_SCHEDULE_FORMAT_ERROR.get(
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de.getMessageObject()));
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app.println();
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}
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}
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uData.setRecurringDateTime(schedule);
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}
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private void checkHeaderDisplay()
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{
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if (!headerDisplayed)
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{
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app.printlnProgress();
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app.printProgress(INFO_TASK_SCHEDULE_PROMPT_HEADER.get());
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app.printlnProgress();
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headerDisplayed = true;
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}
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app.printlnProgress();
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}
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}
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