JUniformPackerString.java

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package com.juniform;

import java.io.IOException;
import java.io.InputStream;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 *
 * @author acherkashin
 */
public class JUniformPackerString implements IJUniformPacker
{
	@Override
	public JUniformObject toUniformObjectFromStream(InputStream stream) {
		try {
			StringBuilder sb = new StringBuilder();
			
			byte[] buffer = new byte[1024];
			while(stream.read(buffer) > 0) {
				sb.append(buffer);
			}
			return new JUniformObject(sb.toString());
		}
		catch (IOException ex) {
			Logger.getLogger(JUniformPackerString.class.getName()).log(Level.SEVERE, null, ex);
			return JUniformObject.OBJECT_NIL;
		}
	}

	@Override
	public JUniformObject toUniformObjectFromString(String string) {
		return new JUniformObject(string);
	}

	@Override
	public JUniformObject toUniformObjectFromBytes(byte[] bytes) {
		ByteBuffer buffer = ByteBuffer.wrap(bytes);
		return new JUniformObject(Charset.defaultCharset().decode(buffer).toString());
	}

	@Override
	public JUniformObject toUniformObjectFromObject(Object object) {
		return new JUniformObject(object);
	}

	@Override
	public Object fromUniformObject(JUniformObject object) {
		return object.getValue();
	}

	@Override
	public byte[] fromUniformObjectToByteArray(JUniformObject object) {
		Object stringObject = object.getValue();
		if (stringObject instanceof String) {
			String string = (String)stringObject;
			return string.getBytes();
		}
		return new byte[0];
	}

	@Override
	public String fromUniformObjectToString(JUniformObject object) {
		Object stringObject = object.getValue();
		if (stringObject instanceof String) {
			return (String)stringObject;
		}
		return null;
	}
}