JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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Program: How to write string content to a file in java?


Below example shows how write string content to a local file. When you are dealing with characters, you need to use Writer.


package com.java2novice.files;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;

public class WriteToFile {

	public static void main(String[] args) {
		
		BufferedWriter bufferedWriter = null;
		try {
 			String strContent = "This example shows how to write string content to a file";
 			File myFile = new File("C:/MyTestFile.txt");
 			// check if file exist, otherwise create the file before writing
			if (!myFile.exists()) {
				myFile.createNewFile();
			}
 			Writer writer = new FileWriter(myFile);
			bufferedWriter = new BufferedWriter(writer);
			bufferedWriter.write(strContent);
 		} catch (IOException e) {
			e.printStackTrace();
		} finally{
			try{
				if(bufferedWriter != null) bufferedWriter.close();
			} catch(Exception ex){
				
			}
		}
	}
}
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Knowledge Centre
Where can we use serialization?
Whenever an object has to sent over the network, those objects should be serialized. Also if the state of an object is to be saved, objects need to be serilazed.
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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java is registered trademark of Oracle.
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