/*
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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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* Portions Copyright 2007 Sun Microsystems, Inc.
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*/
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package org.opends.guitools.statuspanel;
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import java.io.File;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Set;
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import java.util.TreeSet;
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import java.util.logging.Logger;
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import javax.swing.table.TableModel;
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import org.opends.guitools.statuspanel.ui.DatabasesTableModel;
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import org.opends.guitools.statuspanel.ui.ListenersTableModel;
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import org.opends.quicksetup.Installation;
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import org.opends.quicksetup.QuickSetupLog;
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import static org.opends.quicksetup.util.Utils.*;
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import org.opends.server.admin.client.cli.DsFrameworkCliReturnCode;
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import org.opends.server.admin.client.cli.SecureConnectionCliParser;
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import org.opends.server.core.DirectoryServer;
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import org.opends.messages.Message;
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import org.opends.messages.MessageBuilder;
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import static org.opends.messages.ToolMessages.*;
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import static org.opends.messages.AdminToolMessages.*;
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import static org.opends.messages.QuickSetupMessages.*;
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import org.opends.server.util.args.ArgumentException;
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/**
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* The class used to provide some CLI interface to display status.
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*
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* This class basically is in charge of parsing the data provided by the user
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* in the command line.
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*
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*/
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class StatusCli extends SecureConnectionCliParser
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{
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private String[] args;
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private boolean displayMustAuthenticateLegend;
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private boolean displayMustStartLegend;
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/**
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* The Logger.
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*/
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static private final Logger LOG = Logger.getLogger(StatusCli.class.getName());
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/**
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* The main method which is called by the status command lines.
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* @param args the arguments passed by the status command lines.
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*/
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public static void main(String[] args)
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{
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QuickSetupLog.disableConsoleLogging();
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StatusCli cli = new StatusCli(args);
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System.exit(cli.run());
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}
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/**
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* The constructor for this object.
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* @param args the arguments of the status command line.
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*/
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StatusCli(String[] args)
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{
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super(org.opends.guitools.statuspanel.StatusCli.class.getName(),
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INFO_STATUS_CLI_USAGE_DESCRIPTION.get(), false);
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this.args = args;
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DirectoryServer.bootstrapClient();
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}
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/**
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* Parses the user data and displays usage if something is missing and the
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* status otherwise.
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*
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* @return the return code (SUCCESSFUL, USER_DATA_ERROR or BUG.
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*/
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int run()
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{
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try
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{
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initializeGlobalOption(System.err);
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removeGlobalArgument(portArg);
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removeGlobalArgument(hostNameArg);
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removeGlobalArgument(verboseArg);
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}
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catch (ArgumentException ae)
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{
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Message message = ERR_CANNOT_INITIALIZE_ARGS.get(ae.getMessage());
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System.err.println(wrap(message));
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return DsFrameworkCliReturnCode.ERROR_UNEXPECTED.getReturnCode();
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}
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// Validate user provided data
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try
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{
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parseArguments(args);
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}
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catch (ArgumentException ae)
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{
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Message message = ERR_ERROR_PARSING_ARGS.get(ae.getMessage());
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System.err.println(wrap(message));
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System.err.println(getUsage());
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return DsFrameworkCliReturnCode.ERROR_PARSING_ARGS.getReturnCode();
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}
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// If we should just display usage or version information,
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// then print it and exit.
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if (usageOrVersionDisplayed())
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{
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return DsFrameworkCliReturnCode.SUCCESSFUL_NOP.getReturnCode();
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}
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int v = validateGlobalOption(System.err);
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if (v != DsFrameworkCliReturnCode.SUCCESSFUL_NOP.getReturnCode())
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{
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System.err.println(getUsage());
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return v;
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}
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else
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{
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boolean isServerRunning =
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Installation.getLocal().getStatus().isServerRunning();
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/* This is required to retrieve the ldap url to be used by the
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* ConfigFromLDAP class.
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*/
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ConfigFromFile offLineConf = new ConfigFromFile();
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offLineConf.readConfiguration();
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try
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{
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if (isServerRunning)
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{
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String directoryManagerDn = getBindDN();
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String directoryManagerPwd = getBindPassword(directoryManagerDn,
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System.out, System.err);
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if (directoryManagerDn == null)
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{
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directoryManagerDn = "";
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}
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if (directoryManagerPwd == null)
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{
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directoryManagerPwd = "";
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}
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ServerStatusDescriptor desc = createServerStatusDescriptor(
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directoryManagerDn, directoryManagerPwd);
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ConfigFromLDAP onLineConf = new ConfigFromLDAP();
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ConnectionProtocolPolicy policy;
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if (startTLSArg.isPresent())
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{
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policy = ConnectionProtocolPolicy.USE_STARTTLS;
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}
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if (useSSLArg.isPresent())
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{
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policy = ConnectionProtocolPolicy.USE_LDAPS;
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}
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else
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{
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policy = ConnectionProtocolPolicy.USE_MOST_SECURE_AVAILABLE;
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}
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onLineConf.setConnectionInfo(offLineConf, policy, directoryManagerDn,
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directoryManagerPwd, getTrustManager());
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onLineConf.readConfiguration();
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updateDescriptorWithOnLineInfo(desc, onLineConf);
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writeStatus(desc);
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}
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else
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{
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ServerStatusDescriptor desc = createServerStatusDescriptor(null,
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null);
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updateDescriptorWithOffLineInfo(desc, offLineConf);
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writeStatus(desc);
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}
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}
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catch (ConfigException ce)
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{
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System.err.println(wrap(ce.getMessageObject()));
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}
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}
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return DsFrameworkCliReturnCode.SUCCESSFUL_NOP.getReturnCode();
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}
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private ServerStatusDescriptor createServerStatusDescriptor(String dn,
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String pwd)
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{
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ServerStatusDescriptor desc = new ServerStatusDescriptor();
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desc.setAuthenticated((dn != null) && (pwd != null));
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if (Installation.getLocal().getStatus().isServerRunning())
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{
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desc.setStatus(ServerStatusDescriptor.ServerStatus.STARTED);
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}
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else
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{
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desc.setStatus(ServerStatusDescriptor.ServerStatus.STOPPED);
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}
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desc.setInstallPath(new File(getInstallPathFromClasspath()));
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desc.setOpenDSVersion(
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org.opends.server.util.DynamicConstants.FULL_VERSION_STRING);
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return desc;
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}
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/**
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* Updates the ServerStatusDescriptor object using the information in the
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* config.ldif file (we use a ConfigFromFile object to do this).
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* @param desc the ServerStatusDescriptor object to be updated.
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* @param offLineConf the ConfigFromFile object to be used.
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*/
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private void updateDescriptorWithOffLineInfo(ServerStatusDescriptor desc,
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ConfigFromFile offLineConf)
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{
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desc.setAdministrativeUsers(offLineConf.getAdministrativeUsers());
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desc.setDatabases(offLineConf.getDatabases());
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desc.setListeners(offLineConf.getListeners());
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desc.setErrorMessage(offLineConf.getErrorMessage());
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desc.setOpenConnections(-1);
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desc.setJavaVersion(null);
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}
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/**
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* Updates the ServerStatusDescriptor object using the LDAP protocol (we use a
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* ConfigFromLDAP object to do this).
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* @param desc the ServerStatusDescriptor object to be updated.
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* @param onLineConf the ConfigFromLDAP object to be used.
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*/
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private void updateDescriptorWithOnLineInfo(ServerStatusDescriptor desc,
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ConfigFromLDAP onLineConf)
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{
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desc.setAdministrativeUsers(onLineConf.getAdministrativeUsers());
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desc.setDatabases(onLineConf.getDatabases());
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desc.setListeners(onLineConf.getListeners());
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desc.setErrorMessage(onLineConf.getErrorMessage());
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desc.setJavaVersion(onLineConf.getJavaVersion());
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desc.setOpenConnections(onLineConf.getOpenConnections());
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}
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private void writeStatus(ServerStatusDescriptor desc)
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{
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Message[] labels =
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{
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INFO_SERVER_STATUS_LABEL.get(),
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INFO_CONNECTIONS_LABEL.get(),
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INFO_ADMINISTRATIVE_USERS_LABEL.get(),
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INFO_INSTALLATION_PATH_LABEL.get(),
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INFO_OPENDS_VERSION_LABEL.get(),
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INFO_JAVA_VERSION_LABEL.get()
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};
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int labelWidth = 0;
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for (int i=0; i<labels.length; i++)
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{
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labelWidth = Math.max(labelWidth, labels[i].length());
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}
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System.out.println();
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Message title = INFO_SERVER_STATUS_TITLE.get();
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System.out.println(centerTitle(title));
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writeStatusContents(desc, labelWidth);
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writeCurrentConnectionContents(desc, labelWidth);
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System.out.println();
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title = INFO_SERVER_DETAILS_TITLE.get();
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System.out.println(centerTitle(title));
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writeAdministrativeUserContents(desc, labelWidth);
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writeInstallPathContents(desc, labelWidth);
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writeVersionContents(desc, labelWidth);
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writeJavaVersionContents(desc, labelWidth);
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System.out.println();
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writeListenerContents(desc);
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System.out.println();
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writeDatabaseContents(desc);
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writeErrorContents(desc);
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if (displayMustStartLegend)
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{
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System.out.println();
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System.out.println(wrap(INFO_NOT_AVAILABLE_SERVER_DOWN_CLI_LEGEND.get()));
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}
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else if (displayMustAuthenticateLegend)
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{
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System.out.println();
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System.out.println(
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wrap(INFO_NOT_AVAILABLE_AUTHENTICATION_REQUIRED_CLI_LEGEND.get()));
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}
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System.out.println();
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}
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/**
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* Writes the status contents displaying with what is specified in the
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* provided ServerStatusDescriptor object.
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* @param desc the ServerStatusDescriptor object.
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*/
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private void writeStatusContents(ServerStatusDescriptor desc,
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int maxLabelWidth)
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{
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Message status;
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switch (desc.getStatus())
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{
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case STARTED:
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status = INFO_SERVER_STARTED_LABEL.get();
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break;
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case STOPPED:
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status = INFO_SERVER_STOPPED_LABEL.get();
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break;
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case STARTING:
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status = INFO_SERVER_STARTING_LABEL.get();
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break;
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case STOPPING:
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status = INFO_SERVER_STOPPING_LABEL.get();
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break;
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case UNKNOWN:
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status = INFO_SERVER_UNKNOWN_STATUS_LABEL.get();
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break;
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default:
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throw new IllegalStateException("Unknown status: "+desc.getStatus());
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}
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writeLabelValue(INFO_SERVER_STATUS_LABEL.get(), status,
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maxLabelWidth);
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}
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/**
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* Writes the current connection contents displaying with what is specified
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* in the provided ServerStatusDescriptor object.
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* @param desc the ServerStatusDescriptor object.
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*/
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private void writeCurrentConnectionContents(ServerStatusDescriptor desc,
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int maxLabelWidth)
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{
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Message text;
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if (desc.getStatus() == ServerStatusDescriptor.ServerStatus.STARTED)
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{
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int nConn = desc.getOpenConnections();
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if (nConn >= 0)
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{
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text = Message.raw(String.valueOf(nConn));
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}
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else
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{
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if (!desc.isAuthenticated())
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{
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text = getNotAvailableBecauseAuthenticationIsRequiredText();
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}
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else
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{
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text = getNotAvailableText();
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}
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}
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}
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else
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{
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text = getNotAvailableBecauseServerIsDownText();
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}
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writeLabelValue(INFO_CONNECTIONS_LABEL.get(), text, maxLabelWidth);
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}
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/**
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* Writes the administrative user contents displaying with what is specified
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* in the provided ServerStatusDescriptor object.
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* @param desc the ServerStatusDescriptor object.
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*/
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private void writeAdministrativeUserContents(ServerStatusDescriptor desc,
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int maxLabelWidth)
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{
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Set<String> administrators = desc.getAdministrativeUsers();
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Message text;
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if (administrators.size() > 0)
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{
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TreeSet<String> ordered = new TreeSet<String>();
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ordered.addAll(administrators);
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String first = ordered.iterator().next();
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writeLabelValue(
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INFO_ADMINISTRATIVE_USERS_LABEL.get(),
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Message.raw(first),
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maxLabelWidth);
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Iterator<String> it = ordered.iterator();
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// First one already printed
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it.next();
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while (it.hasNext())
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{
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writeLabelValue(
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INFO_ADMINISTRATIVE_USERS_LABEL.get(),
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Message.raw(it.next()),
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maxLabelWidth);
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}
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}
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else
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{
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if (desc.getStatus() == ServerStatusDescriptor.ServerStatus.STARTED)
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{
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if (!desc.isAuthenticated())
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{
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text = getNotAvailableBecauseAuthenticationIsRequiredText();
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}
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else
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{
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text = getNotAvailableText();
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}
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}
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else
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{
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text = getNotAvailableText();
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}
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writeLabelValue(INFO_ADMINISTRATIVE_USERS_LABEL.get(), text,
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maxLabelWidth);
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}
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}
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/**
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* Writes the install path contents displaying with what is specified in the
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* provided ServerStatusDescriptor object.
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* @param desc the ServerStatusDescriptor object.
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*/
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private void writeInstallPathContents(ServerStatusDescriptor desc,
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int maxLabelWidth)
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{
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File path = desc.getInstallPath();
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writeLabelValue(INFO_INSTALLATION_PATH_LABEL.get(),
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Message.raw(path.toString()),
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maxLabelWidth);
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}
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/**
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* Updates the server version contents displaying with what is specified in
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* the provided ServerStatusDescriptor object.
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* This method must be called from the event thread.
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* @param desc the ServerStatusDescriptor object.
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*/
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private void writeVersionContents(ServerStatusDescriptor desc,
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int maxLabelWidth)
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{
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String openDSVersion = desc.getOpenDSVersion();
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writeLabelValue(INFO_OPENDS_VERSION_LABEL.get(),
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Message.raw(openDSVersion),
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maxLabelWidth);
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}
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/**
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* Updates the java version contents displaying with what is specified in
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* the provided ServerStatusDescriptor object.
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* This method must be called from the event thread.
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* @param desc the ServerStatusDescriptor object.
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*/
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private void writeJavaVersionContents(ServerStatusDescriptor desc,
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int maxLabelWidth)
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{
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Message text;
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if (desc.getStatus() == ServerStatusDescriptor.ServerStatus.STARTED)
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{
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text = Message.raw(desc.getJavaVersion());
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if (text == null)
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{
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if (!desc.isAuthenticated())
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{
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text = getNotAvailableBecauseAuthenticationIsRequiredText();
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}
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else
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{
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text = getNotAvailableText();
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}
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}
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}
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else
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{
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text = getNotAvailableBecauseServerIsDownText();
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}
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writeLabelValue(INFO_JAVA_VERSION_LABEL.get(), text, maxLabelWidth);
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}
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/**
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* Writes the listeners contents displaying with what is specified in
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* the provided ServerStatusDescriptor object.
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* @param desc the ServerStatusDescriptor object.
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*/
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private void writeListenerContents(ServerStatusDescriptor desc)
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{
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Message title = INFO_LISTENERS_TITLE.get();
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System.out.println(centerTitle(title));
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Set<ListenerDescriptor> listeners = desc.getListeners();
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if (listeners.size() == 0)
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{
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if (desc.getStatus() == ServerStatusDescriptor.ServerStatus.STARTED)
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{
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if (!desc.isAuthenticated())
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{
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System.out.println(
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wrap(INFO_NOT_AVAILABLE_AUTHENTICATION_REQUIRED_CLI_LABEL.get()));
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}
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else
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{
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System.out.println(wrap(INFO_NO_LISTENERS_FOUND.get()));
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}
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}
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else
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{
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System.out.println(wrap(INFO_NO_LISTENERS_FOUND.get()));
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}
|
}
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else
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{
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ListenersTableModel listenersTableModel = new ListenersTableModel();
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listenersTableModel.setData(desc.getListeners());
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writeTableModel(listenersTableModel, desc);
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}
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}
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/**
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* Writes the databases contents displaying with what is specified in
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* the provided ServerStatusDescriptor object.
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* @param desc the ServerStatusDescriptor object.
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*/
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private void writeDatabaseContents(ServerStatusDescriptor desc)
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{
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Message title = INFO_DATABASES_TITLE.get();
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System.out.println(centerTitle(title));
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Set<DatabaseDescriptor> databases = desc.getDatabases();
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if (databases.size() == 0)
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{
|
if (desc.getStatus() == ServerStatusDescriptor.ServerStatus.STARTED)
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{
|
if (!desc.isAuthenticated())
|
{
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System.out.println(
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wrap(INFO_NOT_AVAILABLE_AUTHENTICATION_REQUIRED_CLI_LABEL.get()));
|
}
|
else
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{
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System.out.println(wrap(INFO_NO_DBS_FOUND.get()));
|
}
|
}
|
else
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{
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System.out.println(wrap(INFO_NO_DBS_FOUND.get()));
|
}
|
}
|
else
|
{
|
DatabasesTableModel databasesTableModel = new DatabasesTableModel(true);
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Set<BaseDNDescriptor> replicas = new HashSet<BaseDNDescriptor>();
|
Set<DatabaseDescriptor> dbs = desc.getDatabases();
|
for (DatabaseDescriptor db: dbs)
|
{
|
replicas.addAll(db.getBaseDns());
|
}
|
databasesTableModel.setData(replicas);
|
|
writeDatabasesTableModel(databasesTableModel, desc);
|
}
|
}
|
|
/**
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* Writes the error label contents displaying with what is specified in
|
* the provided ServerStatusDescriptor object.
|
* @param desc the ServerStatusDescriptor object.
|
*/
|
private void writeErrorContents(ServerStatusDescriptor desc)
|
{
|
Message errorMsg = desc.getErrorMessage();
|
if (errorMsg != null)
|
{
|
System.out.println();
|
System.out.println(wrap(errorMsg));
|
}
|
}
|
|
/**
|
* Returns the not available text explaining that the data is not available
|
* because the server is down.
|
* @return the text.
|
*/
|
private Message getNotAvailableBecauseServerIsDownText()
|
{
|
displayMustStartLegend = true;
|
return INFO_NOT_AVAILABLE_SERVER_DOWN_CLI_LABEL.get();
|
}
|
|
/**
|
* Returns the not available text explaining that the data is not available
|
* because authentication is required.
|
* @return the text.
|
*/
|
private Message getNotAvailableBecauseAuthenticationIsRequiredText()
|
{
|
displayMustAuthenticateLegend = true;
|
return INFO_NOT_AVAILABLE_AUTHENTICATION_REQUIRED_CLI_LABEL.get();
|
}
|
|
/**
|
* Returns the not available text explaining that the data is not available.
|
* @return the text.
|
*/
|
private Message getNotAvailableText()
|
{
|
return INFO_NOT_AVAILABLE_LABEL.get();
|
}
|
|
/**
|
* Writes the contents of the provided table model simulating a table layout
|
* using text.
|
* @param tableModel the TableModel.
|
* @param desc the Server Status descriptor.
|
*/
|
private void writeTableModel(TableModel tableModel,
|
ServerStatusDescriptor desc)
|
{
|
int[] maxWidths = new int[tableModel.getColumnCount()];
|
for (int i=0; i<maxWidths.length; i++)
|
{
|
maxWidths[i] = tableModel.getColumnName(i).length();
|
}
|
|
for (int i=0; i<tableModel.getRowCount(); i++)
|
{
|
for (int j=0; j<maxWidths.length; j++)
|
{
|
Object v = tableModel.getValueAt(i, j);
|
if (v != null)
|
{
|
if (v instanceof String)
|
{
|
maxWidths[j] = Math.max(maxWidths[j], ((String)v).length());
|
}
|
else if (v instanceof Integer)
|
{
|
Message text;
|
int nEntries = ((Integer)v).intValue();
|
if (nEntries >= 0)
|
{
|
text = Message.raw(String.valueOf(nEntries));
|
}
|
else
|
{
|
if (!desc.isAuthenticated())
|
{
|
text = getNotAvailableBecauseAuthenticationIsRequiredText();
|
}
|
else
|
{
|
text = getNotAvailableText();
|
}
|
}
|
maxWidths[j] = Math.max(maxWidths[j], text.length());
|
}
|
else
|
{
|
throw new IllegalStateException("Unknown object type: "+v);
|
}
|
}
|
}
|
}
|
|
int totalWidth = 0;
|
for (int i=0; i<maxWidths.length; i++)
|
{
|
if (i < maxWidths.length - 1)
|
{
|
maxWidths[i] += 5;
|
}
|
totalWidth += maxWidths[i];
|
}
|
|
MessageBuilder headerLine = new MessageBuilder();
|
for (int i=0; i<maxWidths.length; i++)
|
{
|
String header = tableModel.getColumnName(i);
|
headerLine.append(header);
|
int extra = maxWidths[i] - header.length();
|
for (int j=0; j<extra; j++)
|
{
|
headerLine.append(" ");
|
}
|
}
|
System.out.println(wrap(headerLine.toMessage()));
|
MessageBuilder t = new MessageBuilder();
|
for (int i=0; i<headerLine.length(); i++)
|
{
|
t.append("=");
|
}
|
System.out.println(wrap(t.toMessage()));
|
|
for (int i=0; i<tableModel.getRowCount(); i++)
|
{
|
MessageBuilder line = new MessageBuilder();
|
for (int j=0; j<tableModel.getColumnCount(); j++)
|
{
|
int extra = maxWidths[j];
|
Object v = tableModel.getValueAt(i, j);
|
if (v != null)
|
{
|
if (v instanceof String)
|
{
|
line.append((String)v);
|
extra -= ((String)v).length();
|
}
|
else if (v instanceof Integer)
|
{
|
int nEntries = ((Integer)v).intValue();
|
if (nEntries >= 0)
|
{
|
line.append(nEntries);
|
}
|
else
|
{
|
if (!desc.isAuthenticated())
|
{
|
line.append(
|
getNotAvailableBecauseAuthenticationIsRequiredText());
|
}
|
else
|
{
|
line.append(getNotAvailableText());
|
}
|
}
|
}
|
else
|
{
|
throw new IllegalStateException("Unknown object type: "+v);
|
}
|
|
}
|
for (int k=0; k<extra; k++)
|
{
|
line.append(" ");
|
}
|
}
|
System.out.println(wrap(line.toMessage()));
|
}
|
}
|
|
/**
|
* Writes the contents of the provided database table model. Every base DN
|
* is written in a block containing pairs of labels and values.
|
* @param tableModel the TableModel.
|
* @param desc the Server Status descriptor.
|
*/
|
private void writeDatabasesTableModel(DatabasesTableModel tableModel,
|
ServerStatusDescriptor desc)
|
{
|
boolean isRunning =
|
desc.getStatus() == ServerStatusDescriptor.ServerStatus.STARTED;
|
|
int labelWidth = 0;
|
Message[] labels = new Message[tableModel.getColumnCount()];
|
for (int i=0; i<tableModel.getColumnCount(); i++)
|
{
|
Message header;
|
if (i == 5)
|
{
|
header = INFO_AGE_OF_OLDEST_MISSING_CHANGE_COLUMN_CLI.get();
|
}
|
else
|
{
|
header = Message.raw(tableModel.getColumnName(i));
|
}
|
labels[i] = new MessageBuilder(header).append(":").toMessage();
|
labelWidth = Math.max(labelWidth, labels[i].length());
|
}
|
|
Message replicatedLabel = INFO_SUFFIX_REPLICATED_LABEL.get();
|
for (int i=0; i<tableModel.getRowCount(); i++)
|
{
|
if (i > 0)
|
{
|
System.out.println();
|
}
|
for (int j=0; j<tableModel.getColumnCount(); j++)
|
{
|
Message value;
|
Object v = tableModel.getValueAt(i, j);
|
if (v != null)
|
{
|
if (v instanceof String)
|
{
|
value = Message.raw((String)v);
|
}
|
else if (v instanceof Integer)
|
{
|
int nEntries = ((Integer)v).intValue();
|
if (nEntries >= 0)
|
{
|
value = Message.raw(String.valueOf(nEntries));
|
}
|
else
|
{
|
if (!isRunning)
|
{
|
value = getNotAvailableBecauseServerIsDownText();
|
}
|
if (!desc.isAuthenticated())
|
{
|
value = getNotAvailableBecauseAuthenticationIsRequiredText();
|
}
|
else
|
{
|
value = getNotAvailableText();
|
}
|
}
|
}
|
else
|
{
|
throw new IllegalStateException("Unknown object type: "+v);
|
}
|
}
|
else
|
{
|
value = Message.EMPTY;
|
}
|
|
if (value.equals(getNotAvailableText()))
|
{
|
if (!isRunning)
|
{
|
value = getNotAvailableBecauseServerIsDownText();
|
}
|
if (!desc.isAuthenticated())
|
{
|
value = getNotAvailableBecauseAuthenticationIsRequiredText();
|
}
|
}
|
|
boolean doWrite = true;
|
if ((j == 4) || (j == 5))
|
{
|
// If the suffix is not replicated we do not have to display these
|
// lines.
|
if (!replicatedLabel.equals(tableModel.getValueAt(i, 3)))
|
{
|
doWrite = false;
|
}
|
}
|
if (doWrite)
|
{
|
writeLabelValue(labels[j], value, labelWidth);
|
}
|
}
|
}
|
}
|
|
private void writeLabelValue(Message label, Message value, int maxLabelWidth)
|
{
|
MessageBuilder buf = new MessageBuilder();
|
buf.append(label);
|
|
int extra = maxLabelWidth - label.length();
|
for (int i = 0; i<extra; i++)
|
{
|
buf.append(" ");
|
}
|
buf.append(" ").append(String.valueOf(value));
|
System.out.println(wrap(buf.toMessage()));
|
|
}
|
|
private Message centerTitle(Message text)
|
{
|
Message centered;
|
if (text.length() <= getCommandLineMaxLineWidth() - 8)
|
{
|
MessageBuilder buf = new MessageBuilder();
|
int extra = Math.min(10,
|
(getCommandLineMaxLineWidth() - 8 - text.length()) / 2);
|
for (int i=0; i<extra; i++)
|
{
|
buf.append(" ");
|
}
|
buf.append("--- "+text+" ---");
|
centered = buf.toMessage();
|
}
|
else
|
{
|
centered = text;
|
}
|
return centered;
|
}
|
}
|
