/* | |
* 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.empire.jsf2.impl; | |
import java.util.Locale; | |
import java.util.MissingResourceException; | |
import java.util.ResourceBundle; | |
import org.apache.empire.exceptions.EmpireException; | |
import org.apache.empire.jsf2.app.TextResolver; | |
import org.slf4j.Logger; | |
import org.slf4j.LoggerFactory; | |
public class ResourceTextResolver implements TextResolver | |
{ | |
private static final Logger log = LoggerFactory.getLogger(ResourceTextResolver.class); | |
public static String MSG_KEY_INDICATOR = "!"; | |
private final ResourceBundle resBundle; | |
public ResourceTextResolver(ResourceBundle resBundle) | |
{ | |
this.resBundle = resBundle; | |
} | |
public final ResourceBundle getResourceBundle() | |
{ | |
return resBundle; | |
} | |
@Override | |
public Locale getLocale() | |
{ | |
return resBundle.getLocale(); | |
} | |
@Override | |
public String resolveKey(String key) | |
{ | |
try | |
{ | |
String res = resBundle.getString(key); | |
if (res==null) | |
throw new MissingResourceException("Message Key not found.", String.class.getSimpleName(), key); | |
return res; | |
} | |
catch (MissingResourceException e) | |
{ | |
log.error("Message key missing '{}'.", key); | |
return "["+key+"]"; | |
} | |
catch (Exception e) | |
{ | |
log.error("Error resolving text: {}", e); | |
return "["+key+"]"; | |
} | |
} | |
@Override | |
public String resolveText(String text) | |
{ | |
// Translate | |
if (text != null && text.startsWith(MSG_KEY_INDICATOR)) | |
{ | |
String key = text.substring(1); | |
return resolveKey(key); | |
} | |
return text; | |
} | |
@Override | |
public String getExceptionMessage(Exception e) | |
{ | |
if (e instanceof EmpireException) | |
{ | |
EmpireException ee = (EmpireException)e; | |
String key = ee.getErrorType().getKey(); | |
// get Pattern | |
String pattern; | |
if (resBundle.containsKey(key)) | |
{ // Get Pattern | |
pattern = resBundle.getString(key); | |
} | |
else | |
{ // No error message pattern provided. Using default | |
pattern = ee.getErrorType().getMessagePattern(); | |
log.error("Error resolving error messsage pattern: {}", key); | |
} | |
// get Params and translate | |
String[] params = ee.getErrorParams(); | |
if (params!=null) | |
{ for (int i=0; i<params.length; i++) | |
params[i] = resolveText(params[i]); | |
} | |
// Format message | |
return EmpireException.formatErrorMessage(ee.getErrorType(), pattern, params); | |
} | |
else | |
{ // Other exception try to resolve by class name | |
String key = "exception."+e.getClass().getName(); | |
if (resBundle.containsKey(key)) | |
return resBundle.getString(key); | |
// not provided | |
return e.getLocalizedMessage(); | |
} | |
} | |
} |