org.apache.geronimo.gshell.bootstrap
Class ExpressionEvaluator

java.lang.Object
  org.apache.geronimo.gshell.bootstrap.ExpressionEvaluator

public class ExpressionEvaluator
extends Object

Simple expression evaluator for handling ${variable} expansion.

Version:

$Rev: 726406 $ $Date: 2008-12-14 10:51:27 +0100 (Sun, 14 Dec 2008) $

Constructor Summary

ExpressionEvaluator(Properties props)

Method Summary

String	evaluate(String input)
static String	evaluate(String input, Properties props)
static String	getSystemProperty(String key)
static String	getSystemProperty(String key, String def)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ExpressionEvaluator

public ExpressionEvaluator(Properties props)

Method Detail

evaluate

public String evaluate(String input)
                throws IllegalArgumentException

Throws:

IllegalArgumentException

evaluate

public static String evaluate(String input,
                              Properties props)
                       throws IllegalArgumentException

Throws:

IllegalArgumentException

getSystemProperty

public static String getSystemProperty(String key,
                                       String def)

getSystemProperty

public static String getSystemProperty(String key)