home | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Java example source code file (SerializationUtils.java)

This example Java source code file (SerializationUtils.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

bytearrayoutputstream, exception, objectinputstream, objectoutputstream, runtimeexception, serializationutils, suppresswarnings

The SerializationUtils.java Java example source code

/*
 *
 *  * Copyright 2015 Skymind,Inc.
 *  *
 *  *    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 org.deeplearning4j.util;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.OutputStream;
import java.io.Serializable;
import org.apache.commons.io.FileUtils;

/**
 * Serialization utils for saving and reading serializable objects
 *
 * @author Adam Gibson
 */
public class SerializationUtils {

	@SuppressWarnings("unchecked")
	public static <T> T readObject(File file) {
		try {
			ObjectInputStream ois = new ObjectInputStream(FileUtils.openInputStream(file));
			return (T) ois.readObject();
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
		
	}
	
	/**
	 * Reads an object from the given input stream
	 * @param is the input stream to read from
	 * @return the read object
	 */
	@SuppressWarnings("unchecked")
	public static <T> T readObject(InputStream is) {
		try {
			ObjectInputStream ois = new ObjectInputStream(is);
			return (T) ois.readObject();
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
		
	}



    /**
     * Converts the given object to a byte array
     * @param toSave the object to save
     */
    public static byte[] toByteArray(Serializable toSave) {
        try {
            ByteArrayOutputStream bos = new ByteArrayOutputStream();
            ObjectOutputStream os = new ObjectOutputStream(bos);
            os.writeObject(toSave);
            byte[] ret = bos.toByteArray();
            os.close();
            return ret;
        } catch (Exception e) {
            throw new RuntimeException(e);
        }

    }


	/**
	 * Writes the object to the output stream
	 * THIS DOES NOT FLUSH THE STREAMMultiLayerNetwork
	 * @param toSave the object to save
	 * @param writeTo the output stream to write to
	 */
	public static void writeObject(Serializable toSave,OutputStream writeTo) {
		try {
			ObjectOutputStream os = new ObjectOutputStream(writeTo);
			os.writeObject(toSave);
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
		
	}
	
	public static void saveObject(Object toSave,File saveTo) {
		try {
			OutputStream os1 = FileUtils.openOutputStream(saveTo);
			ObjectOutputStream os = new ObjectOutputStream(os1);
			os.writeObject(toSave);
			os.flush();
            os.close();
            os1.close();
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
		
	}
}

Other Java examples (source code examples)

Here is a short list of links related to this Java SerializationUtils.java source code file:



my book on functional programming

 

new blog posts

 

Copyright 1998-2019 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.