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*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
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* and Distribution License("CDDL") (collectively, the "License"). You
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*
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package com.sun.enterprise.cli.framework;
import java.util.Vector;
import java.util.List;
import java.util.Map;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Enumeration;
import java.util.regex.Pattern;
import java.util.regex.Matcher;
import com.sun.enterprise.universal.glassfish.ASenvPropertyReader;
import java.util.Collections;
/**
* Command object is the super Base class for all the commands.
* This is a generic Command Class which would fit
* into any Command Line Interface (CLI) module.
* @version $Revision: 1.9 $
*/
abstract public class Command implements ICommand
{
private static final char REPLACE_START_CHAR = '{';
private static final char REPLACE_END_CHAR = '}';
private static final char VARIABLE_START_CHAR = '$';
private static final char OPERAND_START_CHAR = '#';
private static final String PATTERN_MATCHING = "\\{([\\$\\#])(\\w[\\w\\-]*)\\}";
//private static final String PATTERN_MATCHING = "\\{([\\$\\#])(\\w+)\\}";
protected String name = null;
protected OptionsMap optionsMap;
protected Vector operands;
protected String usageStr = null;
protected Hashtable properties;
private Object caller; // used to get info needed by start-domain from AsadminMain
/** Creates new Command */
public Command()
{
operands = new Vector();
optionsMap = new OptionsMap();
}
/**
* An abstract method that Executes the command
* @throws CommandException
*/
abstract public void runCommand()
throws CommandException, CommandValidationException;
/**
* An abstract method that validates the options
* on the specification in the xml properties file
* This method verifies for the correctness of number of
* operands and if all the required options are supplied by the client.
* @return boolean returns true if success else returns false
*/
abstract public boolean validateOptions() throws CommandValidationException;
/**
* Gets the name of the command
* @return String the name of the command
*/
public String getName()
{
return name;
}
/**
* Sets the name of the command
* @param String the name of the command
*/
public void setName(String name)
{
this.name = name;
}
/**
* Gets the list of operands of this command
* @return Vector the list of operands.
*/
public Vector getOperands()
{
return operands;
}
/**
* Sets the list of operands for this command
* @param Vector the list of operands.
*/
public void setOperands(Vector operands)
{
this.operands = operands;
}
/**
* Gets the list of options for this Command
* @return Vector List of options for this command
*/
public Map getOptions()
{
return this.optionsMap.getOptions();
}
/**
* Gets the list of options read from command line for this Command
* @return Map of options for this command
*/
public Map getCLOptions()
{
return this.optionsMap.getCLOptions();
}
/**
* Gets the list of options read from environment for this Command
* @return Map of options for this command
*/
public Map getENVOptions()
{
return this.optionsMap.getEnvOptions();
}
/**
* Sets OptionsMap
* @param options List of options for this command
*/
public void setOptionsMap(OptionsMap options)
{
this.optionsMap = options;
}
/**
* Finds the option with the give name
* @return Option return option if found else return null
*/
public String getOption(String optionName)
{
return this.optionsMap.getOption(optionName);
}
/**
* Finds the option with the give name
* @return Option return option if found else return null
*/
public String getCLOption(String optionName)
{
Map map = this.optionsMap.getCLOptions();
return map.get(optionName);
}
/**
* Finds the option with the give name
* @return Option return option if found else return null
*/
public String getENVOption(String optionName)
{
Map map = this.optionsMap.getEnvOptions();
return map.get(optionName);
}
/**
* Finds the option with the give name
* Options set bo "Other" are usually set by the command module
* @return Option return option if found else return null
*/
public String getOtherOption(String optionName)
{
Map map = this.optionsMap.getOtherOptions();
return map.get(optionName);
}
/**
* Sets the option value for the give name
* @param optionName name of the option
* @param optionValue value of the option
*/
public void setOption(String optionName, String optionValue)
{
this.optionsMap.addOptionValue(optionName, optionValue);
}
/**
* Finds the option with the give name
* @return boolean return boolean type of the option value
*/
protected boolean getBooleanOption(String optionName)
{
return Boolean.valueOf(getOption(optionName)).booleanValue();
}
/**
* Finds the option with the give name
* @return Option return option if found else return -1
*/
protected int getIntegerOption(String optionName)
{
//assert
assert(!optionNameExist(optionName));
return (Integer.valueOf(getOption(optionName)).intValue());
}
/*
* return the reference to the calling class which was saved during
* construction.
* Start-domain currently is the only caller
*/
protected Object getCaller() {
return caller;
}
void setCaller(Object caller) {
this.caller = caller;
}
/**
* returns true if the option name exist in the options list
* @true if option name exist
*/
private boolean optionNameExist(String optionName)
{
return this.optionsMap.containsName(optionName);
}
/**
* Gets the Usage text for this command
* @return String returns usage text for this command
*/
public String getUsageText()
{
return usageStr;
}
/**
* Sets the Usage text for this command
* @param String usage-text for this command
*/
public void setUsageText(String usageText)
{
this.usageStr = usageText;
}
/**
* Searches for the property with the specified key in this
* properties list
* return the property
*/
public Object getProperty(String key)
{
return properties.get(key);
}
/**
* Sets the properties of the command
* @param properties, the list of properties for this command
*/
public void setProperty(String key, Object value)
{
properties.put(key, value);
}
/**
* returns the properties list
* return the property
*/
protected Hashtable getProperties(String key)
{
return properties;
}
/**
* Sets the properties of the command
* @param properties, the list of properties for this command
*/
protected void setProperties(Hashtable properties)
{
this.properties = properties;
}
/**
* returns the localized string from the properties file as defined in
* the CommandProperties element of CLIDescriptor.xml file
* Calls the LocalStringsManagerFactory.getCommandLocalStringsManager()
* method, returns "Key not found" if it cannot find the key
* @param key, the string to be localized
*/
protected String getLocalizedString(String key)
{
LocalStringsManager lsm = null;
try
{
lsm = LocalStringsManagerFactory.getCommandLocalStringsManager();
}
catch (CommandValidationException cve)
{
return LocalStringsManager.DEFAULT_STRING_VALUE;
}
return lsm.getString(key);
}
/**
* returns the localized string from the properties file as defined in
* the CommandProperties element of CLIDescriptor.xml file
* Calls the LocalStringsManagerFactory.getCommandLocalStringsManager()
* method, returns "Key not found" if it cannot find the key
* @param key, the string to be localized
* @param toInsert, the strings to be inserted in the placeholders
*/
protected String getLocalizedString(String key, Object[] toInsert)
{
LocalStringsManager lsm = null;
try
{
lsm = LocalStringsManagerFactory.getCommandLocalStringsManager();
return lsm.getString(key, toInsert);
}
catch (CommandValidationException cve)
{
return LocalStringsManager.DEFAULT_STRING_VALUE;
}
}
/**
* Overrides the Object's toString() method
* @return String The string representation of Command
*/
public String toString()
{
StringBuffer strbuf = new StringBuffer();
strbuf.append(getName());
final Map clOptions = this.optionsMap.getOptions();
Iterator optionNames = clOptions.keySet().iterator();
while (optionNames.hasNext())
{
final String optionKey = (String) optionNames.next();
strbuf.append(" --" + optionKey );
final String optionVal = (String)clOptions.get(optionKey);
//check if the value is boolean
if (Boolean.TRUE.toString().equalsIgnoreCase(optionVal) ||
Boolean.FALSE.toString().equalsIgnoreCase(optionVal) )
strbuf.append("=");
else
strbuf.append(" ");
strbuf.append(optionVal);
}
for (int ii=0; ii 0)
value = (String)getOperands().get(Integer.parseInt(key)-1);
}
else if (pattern.equals(String.valueOf(VARIABLE_START_CHAR)))
value = getOption(key);
}
catch(Exception e)
{
throw new CommandException(e);
}
// (bug 6363010), temporary fix, return null and make sure this isn't
// propagated into the attributeList to the backend
//return (value==null)?"":value;
return value;
}
/**
* this method is a hack
* to add escape character to each esacpe chars encounters except
* the escape character is follow by a '$'.
* match.appendReplacement will throw an IllegalArgumentException
* if literal $ does not preceed by an escape char.
* the purpose for doing this is for the match.appendReplacement
* which drops the escape character.
*/
private String prepareStringForAppend(String str)
{
final String strTmp = escapeTheEscape(str);
return addEscapeToLiteral(strTmp);
}
/**
* This method adds escape character to each escape chars encounters
* the purpose for doing this is is that match.appendReplacement
* drops the escape character.
* @param strToEscape - to the string to check for escape characters
* @returns the string with the esacpe characters escaped
*/
private String escapeTheEscape(String strToEscape)
{
StringBuffer strbuf = new StringBuffer();
int previousIndex =0;
int index =strToEscape.indexOf("\\");
while (index > -1)
{
if (index' as a group reference. So if it encounters '$
* it'll throw an IllegalArgumentException. In order to by pass this
* exception, the literal '$' must precede with an escape character.
* @param strToEscape - to the string to check for '$'
* @returns the string with the esacpe character added to '$'
*/
private String addEscapeToLiteral(String strToAdd)
{
StringBuffer strbuf = new StringBuffer();
int previousIndex =0;
int index = strToAdd.indexOf('$');
while (index > -1)
{
strbuf.append(strToAdd.substring(previousIndex, index)+"\\$");
previousIndex = index+1;
index = strToAdd.indexOf('$', index+1);
}
strbuf.append(strToAdd.substring(previousIndex));
return strbuf.toString();
}
/**
* returns the index of the delimeter string in the search string.
* @param searchStr the string to be searched
* @param delimeterStr the delimeter string to be searched in the searchStr
* @param fromIndex the delimeter to be searched at the specified location
* @return delimeterIndex starting index of the delimeter in search string
*/
protected int getDelimeterIndex(String searchStr, String delimeter,
int fromIndex)
{
return searchStr.indexOf(delimeter, fromIndex);
}
/**
* Get the Properties of our environment.
* In V2 these were set in System.
*
* @return an unmodifiable Map of the properties
*/
public final Map getSystemProperties()
{
return systemProps;
}
/**
* Get a Property of our environment.
* In V2 these were set in System.
* @param name the name of the property
* @return the value of the property or null if it doesn't exist.
*/
public final String getSystemProperty(String name)
{
return systemProps.get(name);
}
private final static Map systemProps =
Collections.unmodifiableMap(new ASenvPropertyReader().getProps());
}
