org.apache.jasper.compiler.Localizer Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jasper.compiler;
import java.text.MessageFormat;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import org.apache.jasper.runtime.ExceptionUtils;
/**
* Class responsible for converting error codes to corresponding localized
* error messages.
*
* @author Jan Luehe
*/
public class Localizer {
private static ResourceBundle bundle;
static {
try {
bundle = ResourceBundle.getBundle("org.apache.jasper.resources.LocalStrings");
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
}
}
/*
* Returns the localized error message corresponding to the given error
* code.
*
* If the given error code is not defined in the resource bundle for
* localized error messages, it is used as the error message.
*
* @param errCode Error code to localize
*
* @return Localized error message
*/
public static String getMessage(String errCode) {
String errMsg = errCode;
try {
if (bundle != null) {
errMsg = bundle.getString(errCode);
}
} catch (MissingResourceException e) {
}
return errMsg;
}
/*
* Returns the localized error message corresponding to the given error
* code.
*
* If the given error code is not defined in the resource bundle for
* localized error messages, it is used as the error message.
*
* @param errCode Error code to localize
* @param args Arguments for parametric replacement
*
* @return Localized error message
*/
public static String getMessage(String errCode, Object... args) {
String errMsg = getMessage(errCode);
if (args != null && args.length > 0) {
MessageFormat formatter = new MessageFormat(errMsg);
errMsg = formatter.format(args);
}
return errMsg;
}
}