com.sun.enterprise.cli.framework.SearchCommands Maven / Gradle / Ivy
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package com.sun.enterprise.cli.framework;
import java.util.Iterator;
import java.util.Vector;
import java.util.Hashtable;
import java.util.Collections;
import java.util.Enumeration;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.regex.PatternSyntaxException;
/**
* SearchCommands.java
* This class cannot be instantiated.
* Given a pattern, this class will search for
* the commands that match the pattern.
* @version $Revision: 1.2 $
*/
public class SearchCommands
{
private Map allCommandsMap = null;
//private constructor cannot be instantiated
private SearchCommands() throws CommandValidationException
{
final CLIDescriptorsReader cdr = CLIDescriptorsReader.getInstance();
final ValidCommandsList vcl = cdr.getCommandsList();
final Iterator commands = vcl.getCommands();
allCommandsMap = new Hashtable();
while (commands.hasNext())
{
final ValidCommand command = (ValidCommand)commands.next();
//System.out.println("command = " + command.getName());
final String usageText = command.getUsageText();
//Do not want to include the hiddden commands
//the hidden commands have empty usageText
if (usageText != null && usageText.length()>0)
allCommandsMap.put(command.getName(), command.getUsageText());
}
}
/**
* returns all the valid commands
**/
public static String[] getAllCommands()
throws CommandValidationException
{
return new SearchCommands().allCommands();
}
/**
* returns commands that matches the pattern
**/
public static String[] getMatchedCommands(String pattern)
throws CommandException, CommandValidationException
{
return new SearchCommands().findCommands(pattern);
}
public static String[] getMatchedCommands(String pattern, Map moreCommands)
throws CommandException, CommandValidationException {
return new SearchCommands().findCommands(pattern, moreCommands);
}
private String[] allCommands()
{
final Set set = allCommandsMap.keySet();
return (String[])set.toArray(new String[set.size()]);
}
private String[] findCommands(final String pattern, Map moreCommands)
throws CommandException {
if (moreCommands != null) {
allCommandsMap.putAll(moreCommands);
}
return findCommands(pattern);
}
private String[] findCommands(final String pattern)
throws CommandException
{
try
{
List allCommandsList = new Vector(allCommandsMap.keySet());
//sort commands in alphabetical order
Collections.sort(allCommandsList);
List matchedCommands = new Vector();
for (int ii=0; ii+1