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feilong is a suite of core and expanded libraries that include utility classes, http, excel,cvs, io classes, and much much more.
/*
* Copyright (C) 2008 feilong
*
* Licensed 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 com.feilong.lib.ezmorph.array;
import java.lang.reflect.Array;
import com.feilong.lib.ezmorph.MorphException;
import com.feilong.lib.ezmorph.primitive.ByteMorpher;
/**
* Morphs an array to a byte[].
*
* @author Andres Almiray
*/
public final class ByteArrayMorpher extends AbstractArrayMorpher{
private static final Class BYTE_ARRAY_CLASS = byte[].class;
/** The default value. */
private byte defaultValue;
//---------------------------------------------------------------
/**
* Instantiates a new byte array morpher.
*/
public ByteArrayMorpher(){
super(false);
}
/**
* Instantiates a new byte array morpher.
*
* @param defaultValue
* return value if the value to be morphed is null
*/
public ByteArrayMorpher(byte defaultValue){
super(true);
this.defaultValue = defaultValue;
}
/**
* Gets the default value.
*
* @return the default value
*/
public byte getDefaultValue(){
return defaultValue;
}
/**
* Morph.
*
* @param array
* the array
* @return the object
*/
@Override
public Object morph(Object array){
if (array == null){
return null;
}
if (BYTE_ARRAY_CLASS.isAssignableFrom(array.getClass())){
// no conversion needed
return array;
}
if (array.getClass().isArray()){
int length = Array.getLength(array);
int dims = getDimensions(array.getClass());
int[] dimensions = createDimensions(dims, length);
Object result = Array.newInstance(byte.class, dimensions);
ByteMorpher morpher = isUseDefault() ? new ByteMorpher(defaultValue) : new ByteMorpher();
if (dims == 1){
for (int index = 0; index < length; index++){
Array.set(result, index, morpher.morph(Array.get(array, index)));
}
}else{
for (int index = 0; index < length; index++){
Array.set(result, index, morph(Array.get(array, index)));
}
}
return result;
}
throw new MorphException("argument is not an array: " + array.getClass());
}
/**
* Morphs to.
*
* @return the class
*/
@Override
public Class morphsTo(){
return BYTE_ARRAY_CLASS;
}
}