/* | |
* 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.myfaces.buildtools.maven2.plugin.javascript.jmt.compress; | |
import java.io.File; | |
import java.lang.reflect.InvocationTargetException; | |
import java.lang.reflect.Method; | |
import org.codehaus.plexus.personality.plexus.lifecycle.phase.InitializationException; | |
/** | |
* @author ndeloof | |
*/ | |
public class JSCompressorProxy | |
implements JSCompressor | |
{ | |
private Object compressor; | |
private Method compress; | |
public JSCompressorProxy( Object compressor ) | |
throws InitializationException | |
{ | |
super(); | |
this.compressor = compressor; | |
try | |
{ | |
this.compress = | |
compressor.getClass().getMethod( "compress", | |
new Class[] { File.class, File.class, int.class, int.class } ); | |
} | |
catch ( Exception e ) | |
{ | |
throw new InitializationException( | |
"proxied object has no method compress(File,File,int,int)" ); | |
} | |
} | |
public void compress( File input, File output, int level, int language ) | |
throws CompressionException | |
{ | |
try | |
{ | |
compress.invoke( compressor, new Object[] { input, output, Integer.valueOf( level ), | |
Integer.valueOf( language ) } ); | |
} | |
catch ( InvocationTargetException e ) | |
{ | |
if ( e.getTargetException() instanceof CompressionException ) | |
{ | |
throw (CompressionException) e.getTargetException(); | |
} | |
throw new CompressionException( "Failed to compress JS file", e, input ); | |
} | |
catch ( Exception e ) | |
{ | |
throw new CompressionException( "Failed to compress JS file", e, input ); | |
} | |
} | |
} |