/*
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.frameworks.jcr.cli;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import java.util.Iterator;
import java.util.Set;
import java.util.TreeMap;
/**
* Created by The eXo Platform SAS
*
* @author Vitaliy Obmanjuk
* @version $Id: $
*/
public class HelpCommand extends AbstractCliCommand
{
private static final Log LOG = ExoLogger.getLogger("exo.jcr.framework.command.HelpCommand");
private TreeMap<String, String> map = new TreeMap<String, String>();
private final int WORD_LENGTH = 15;
public HelpCommand()
{
map.put("addnode", "<name>, <type> add node as child node of current node");
map.put("mkdir", "<name>, <type> add node as child node of current node");
map.put("login", "[<workspace name>] login to workspace");
map.put("getitem", "<absPath> or <relPath> or <..> change the current item");
map.put("cd", "<absPath> or <relPath> or < ..> change the current item, node names should not contain spaces");
map.put("getnode", "<relPath> change the current node");
map.put("cdn", "<relPath> change the current node");
map.put("getproperty", "<relPath> change the current property");
map.put("cdp", "<relPath> change the current property");
map.put("getnodes", "<> get the list of nodes");
map.put("lsn", "<> get the list of nodes");
map.put("getproperties", "<> get the list of properties");
map.put("lsp", "<> get the list of properties");
map.put("ls", "<> get the list of the nodes and properties");
map.put("setproperty", "<name>, <value>, <type> set the property");
map.put("setp", "<name>, <value>, <type> set the property");
map.put("getcontextinfo", "<> show the info of the current context");
map.put("info", "<> show the info of the current context");
map.put("remove", "<> remove the current item and go to parent item");
map.put("rem", "<> remove the current item and go to parent item");
map.put("copynode", "<srcAbsPath>, <destAbsPath> copy the node at srcAbsPath to the new location at destAbsPath");
map.put("copy", "<srcAbsPath>, <destAbsPath> copy the node at srcAbsPath to the new location at destAbsPath");
map.put("movenode", "<srcAbsPath>, <destAbsPath> move the node at srcAbsPath to the new location at destAbsPath");
map.put("move", "<srcAbsPath>, <destAbsPath> move the node at srcAbsPath to the new location at destAbsPath");
map.put("|", "<console size> limit the count of lines to output, e.g. |20 will displayed only 20 lines, "
+ "works in standalone mode only");
}
@Override
public boolean perform(CliAppContext ctx)
{
StringBuilder output = new StringBuilder();
try
{
String findHelpCommand = null;
try
{
findHelpCommand = ctx.getParameter(0);
}
catch (ParameterNotFoundException e)
{
if (LOG.isTraceEnabled())
{
LOG.trace("An exception occurred: " + e.getMessage());
}
}
if (findHelpCommand != null)
{
Set keys = map.keySet();
Iterator iterator = keys.iterator();
boolean found = false;
while (iterator.hasNext())
{
String currentHelpCommand = (String)(iterator.next());
if (findHelpCommand.equals(currentHelpCommand))
{
// begin format output string (adding spaces)
StringBuilder findHelpCommandFormatted = new StringBuilder(currentHelpCommand);
int commandLength = currentHelpCommand.length();
if (commandLength < WORD_LENGTH)
{
for (int i = currentHelpCommand.length(); i < WORD_LENGTH; i++)
{
findHelpCommandFormatted.append(" ");
}
}
// end format
output.append(findHelpCommandFormatted).append(" - ").append(map.get(findHelpCommand)).append("\n");
found = true;
break;
}
}
if (found == false)
{
output.append("Can't find help for the: ").append(findHelpCommand).append(" command\n");
}
}
else
{
Set keys = map.keySet();
Iterator iterator = keys.iterator();
while (iterator.hasNext())
{
String currentHelpCommand = (String)(iterator.next());
// begin format output string (adding spaces)
StringBuilder currentHelpCommandFormatted = new StringBuilder(currentHelpCommand);
int commandLength = currentHelpCommand.length();
if (commandLength < WORD_LENGTH)
{
for (int i = currentHelpCommand.length(); i < WORD_LENGTH; i++)
{
currentHelpCommandFormatted.append(" ");
}
}
// end format
output.append(currentHelpCommandFormatted).append(" - ").append(map.get(currentHelpCommand))
.append("\n");
}
}
}
catch (Exception e)
{
output = new StringBuilder("Can't execute command - ").append(e.getMessage()).append("\n");
}
ctx.setOutput(output.toString());
return false;
}
}