ByteArrayDataProvider.java

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package com.sun.enterprise.admin.util.cache;

import com.sun.enterprise.util.io.FileUtils;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import org.jvnet.hk2.annotations.Service;


/** DataProvider for byte array. (Super simple)
 *
 * @author mmares
 */
@Service
public class ByteArrayDataProvider implements DataProvider {

    @Override
    public boolean accept(Class clazz) {
        return byte[].class == clazz;
    }

    @Override
    public void writeToStream(Object o, OutputStream stream) throws IOException {
        stream.write((byte[]) o);
    }

    @Override
    public Object toInstance(InputStream stream, Class clazz) throws IOException {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        FileUtils.copy(stream, baos, 0);
        return baos.toByteArray();
    }
    
}