/*
============================================================================
The Apache Software License, Version 1.1
============================================================================
Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
Redistribution and use in source and binary forms, with or without modifica-
tion, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. The end-user documentation included with the redistribution, if any, must
include the following acknowledgment: "This product includes software
developed by the Apache Software Foundation (http://www.apache.org/)."
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
4. The names "Batik" and "Apache Software Foundation" must not be
used to endorse or promote products derived from this software without
prior written permission. For written permission, please contact
apache@apache.org.
5. Products derived from this software may not be called "Apache", nor may
"Apache" appear in their name, without prior written permission of the
Apache Software Foundation.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This software consists of voluntary contributions made by many individuals
on behalf of the Apache Software Foundation. For more information on the
Apache Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.batik.util.gui.resource;
import java.util.ArrayList;
import java.util.List;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import java.util.StringTokenizer;
/**
* This class offers convenience methods to decode
* resource bundle entries
*
* @author <a href="mailto:stephane@hillion.org">Stephane Hillion</a>
* @version $Id: ResourceManager.java,v 1.1 2007/08/15 23:28:28 suricate Exp $
*/
public class ResourceManager {
/**
* The managed resource bundle
*/
protected ResourceBundle[] bundles;
protected String bundleNames;
/**
* Creates a new resource manager
* @param rb a resource bundle
*/
public ResourceManager(ResourceBundle...rb) {
bundles = rb;
bundleNames="";
String sep="";
for (ResourceBundle bundle : bundles){
bundleNames+=sep+bundle.getClass().getName();
sep="; ";
}
}
/**
* Returns the string that is mapped with the given key
* @param key a key in the resource bundle
* @throws MissingResourceException if key is not the name of a resource
*/
public String getString(String key)
throws MissingResourceException {
MissingResourceException exception=null;
String s=null;
for (ResourceBundle bundle : bundles){
try {
s=bundle.getString(key);
exception=null;
} catch (MissingResourceException e) {
exception=e;
continue;
}
if (s!=null) break;
}
if (exception!=null) throw exception;
return s;
}
public String getStringOrNull(String key) {
try {
return getString(key);
} catch (MissingResourceException e) {
return null;
}
}
/**
* Returns the tokens that compose the string mapped
* with the given key. Delimiters (" \t\n\r\f") are not returned.
* @param key a key of the resource bundle
* @throws MissingResourceException if key is not the name of a resource
*/
public List getStringList(String key)
throws MissingResourceException {
return getStringList(key, " \t\n\r\f", false);
}
/**
* Returns the tokens that compose the string mapped
* with the given key. Delimiters are not returned.
* @param key a key of the resource bundle
* @param delim the delimiters of the tokens
* @throws MissingResourceException if key is not the name of a resource
*/
public List getStringList(String key, String delim)
throws MissingResourceException {
return getStringList(key, delim, false);
}
/**
* Returns the tokens that compose the string mapped
* with the given key
* @param key a key of the resource bundle
* @param delim the delimiters of the tokens
* @param returnDelims if true, the delimiters are returned in the list
* @throws MissingResourceException if key is not the name of a resource
*/
public List getStringList(String key, String delim, boolean returnDelims)
throws MissingResourceException {
List result = new ArrayList();
StringTokenizer st = new StringTokenizer(getString(key),
delim,
returnDelims);
while (st.hasMoreTokens()) {
result.add(st.nextToken());
}
return result;
}
/**
* Returns the boolean mapped with the given key
* @param key a key of the resource bundle
* @throws MissingResourceException if key is not the name of a resource
* @throws ResourceFormatException if the resource is malformed
*/
public boolean getBoolean(String key)
throws MissingResourceException, ResourceFormatException {
String b = getString(key);
if (b.equals("true")) {
return true;
} else if (b.equals("false")) {
return false;
} else {
throw new ResourceFormatException("Malformed boolean",
bundleNames,
key);
}
}
/**
* Returns the integer mapped with the given string
* @param key a key of the resource bundle
* @throws MissingResourceException if key is not the name of a resource
* @throws ResourceFormatException if the resource is malformed
*/
public int getInteger(String key)
throws MissingResourceException, ResourceFormatException {
String i = getString(key);
try {
return Integer.parseInt(i);
} catch (NumberFormatException e) {
throw new ResourceFormatException("Malformed integer",
bundleNames,
key);
}
}
public int getCharacter(String key)
throws MissingResourceException, ResourceFormatException {
String s = getString(key);
if(s == null || s.length() == 0){
throw new ResourceFormatException("Malformed character",
bundleNames,
key);
}
return s.charAt(0);
}
}