Get the default charset
import java.io.ByteArrayOutputStream;
import java.io.OutputStreamWriter;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.nio.charset.Charset;
/*
* 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.
*
*/
/**
* Various string manipulation methods that are more efficient then chaining
* string operations: all is done in the same buffer without creating a bunch of
* string objects.
*
* @author <a href="mailto:dev@labs.apache.org">Dungeon Project</a>
*/
public class Main {
/**
* Get the default charset
*
* @return The default charset
*/
public static final String getDefaultCharsetName() throws Exception {
String defaultCharset;
try {
// Try with jdk 1.5 method, if we are using a 1.5 jdk :)
Method method = Charset.class.getMethod("defaultCharset", new Class[0]);
defaultCharset = ((Charset) method.invoke(null, new Object[0])).name();
} catch (NoSuchMethodException nsme) {
defaultCharset = new OutputStreamWriter(new ByteArrayOutputStream()).getEncoding();
} catch (InvocationTargetException ite) {
defaultCharset = new OutputStreamWriter(new ByteArrayOutputStream()).getEncoding();
} catch (IllegalAccessException iea) {
defaultCharset = new OutputStreamWriter(new ByteArrayOutputStream()).getEncoding();
} catch (RuntimeException e) {
// fall back to old method
defaultCharset = new OutputStreamWriter(new ByteArrayOutputStream()).getEncoding();
}
return defaultCharset;
}
}
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