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StringPropertyReplacer (JBoss/Common API) - JBoss 3.2.7 common API Documentation 英文版文档

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org.jboss.util
Class StringPropertyReplacer

java.lang.Object
  org.jboss.util.StringPropertyReplacer

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public final class StringPropertyReplacer

extends Object

A utility class for replacing properties in strings.

Version:

$Revision: 1.1.2.2 $

Author:

Jason Dillon, Scott Stark, Claudio Vesco, Adrian Brock

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Field Summary
static String	NEWLINE           New line string constant

 

Constructor Summary

StringPropertyReplacer()

 

Method Summary
static String	replaceProperties(String string)           Go through the input string and replace any occurance of ${p} with the System.getProperty(p) value.
static String	replaceProperties(String string, Properties props)           Go through the input string and replace any occurance of ${p} with the System.getProperty(p) value.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

NEWLINE

public static final String NEWLINE

New line string constant

Constructor Detail

StringPropertyReplacer

public StringPropertyReplacer()

Method Detail

replaceProperties

public static String replaceProperties(String string)

Go through the input string and replace any occurance of ${p} with the System.getProperty(p) value. If there is no such property p defined, then the ${p} reference will remain unchanged. The property ${/} is replaced with System.getProperty("file.separator") value and the property ${:} is replaced with system.getProperty("path.separator").

Parameters:

string - - the string with possible ${} references

Returns:

the input string with all property references replaced if any. If there are no valid references the input string will be returned.

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replaceProperties

public static String replaceProperties(String string,
                                       Properties props)

Go through the input string and replace any occurance of ${p} with the System.getProperty(p) value. If there is no such property p defined, then the ${p} reference will remain unchanged. If the property reference is of the form ${p:v} and there is no such property p, then the default value v will be returned. The property ${/} is replaced with System.getProperty("file.separator") value and the property ${:} is replaced with system.getProperty("path.separator").

Parameters:

string - - the string with possible ${} references

props - - the source for ${x} property ref values

Returns:

the input string with all property references replaced if any. If there are no valid references the input string will be returned.

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