com.privatejgoodies.common.internal.ResourceBundleLocalizer Maven / Gradle / Ivy
/*
* Copyright (c) 2009-2013 JGoodies Software GmbH. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o 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.
*
* o Neither the name of JGoodies Software GmbH nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS 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 COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 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.
*/
package com.privatejgoodies.common.internal;
import static com.privatejgoodies.common.base.Preconditions.checkNotNull;
import static com.privatejgoodies.common.internal.Messages.MUST_NOT_BE_NULL;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
/**
* Turns a ResourceBundle into a {@link StringLocalizer}.
*
* Note: This class is not part of the public JGoodies Common API. It's intended
* for implementation purposes only. The class's API may change at any time.
*
* @author Karsten Lentzsch
*
* @since 1.5.1
*/
public final class ResourceBundleLocalizer implements StringLocalizer {
private final ResourceBundle bundle;
// Instance Creation ******************************************************
public ResourceBundleLocalizer(ResourceBundle bundle) {
this.bundle = checkNotNull(bundle, MUST_NOT_BE_NULL, "resource bundle");
}
// StringLocalizer Implementation *****************************************
/**
* Looks up and returns the internationalized (i15d) string for the given resource key from the
* ResourceBundle that has been provided during the builder construction.
*
* @param resourceKey the key to look for in the resource bundle
* @return the associated internationalized string, or the resource key itself in case of a
* missing resource
* @throws IllegalStateException if no ResourceBundle has been set
*/
@Override
public String getString(String resourceKey) {
try {
return bundle.getString(resourceKey);
} catch (MissingResourceException mre) {
return resourceKey;
}
}
}