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sathishmepcosathishmepco
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File IO Streams, Reader, Object Serialization
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11 files changed

+216
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lines changed

11 files changed

+216
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lines changed

‎FileIO/.classpath

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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="src" path="src"/>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
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<classpathentry kind="output" path="bin"/>
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</classpath>

‎FileIO/.project

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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>FileIO</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.eclipse.jdt.core.javabuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.eclipse.jdt.core.javanature</nature>
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</natures>
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</projectDescription>

‎FileIO/.settings/org.eclipse.jdt.core.prefs

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eclipse.preferences.version=1
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org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
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org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
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org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
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org.eclipse.jdt.core.compiler.compliance=1.8
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org.eclipse.jdt.core.compiler.debug.lineNumber=generate
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org.eclipse.jdt.core.compiler.debug.localVariable=generate
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org.eclipse.jdt.core.compiler.debug.sourceFile=generate
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org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
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org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
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org.eclipse.jdt.core.compiler.source=1.8

‎FileIO/bin/com/cdac/fileio/bytestream/ByteStream.class

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‎FileIO/bin/com/cdac/fileio/bytestream/CharacterStream.class

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‎FileIO/bin/com/cdac/fileio/bytestream/Employee.class

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‎FileIO/bin/com/cdac/fileio/bytestream/SerializationDemo.class

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‎FileIO/src/com/cdac/fileio/bytestream/ByteStream.java

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package com.cdac.fileio.bytestream;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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public class ByteStream {
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public static void main(String[] args) throws IOException {
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String content = "Welcome to DAC Course!";
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writeToFile(content);
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readFromFile();
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}
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public static void writeToFile(String content){
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String filePath = "D:\\byteStream.txt";
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FileOutputStream fos = null;
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try {
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fos = new FileOutputStream(filePath);
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fos.write(content.getBytes());
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} catch (FileNotFoundException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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finally{
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try {
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fos.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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public static void readFromFile(){
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String filePath = "D:\\byteStream.txt";
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FileInputStream fis = null;
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try {
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fis = new FileInputStream(filePath);
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byte[] buffer = new byte[fis.available()];
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fis.read(buffer);
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String fileContent = new String(buffer);
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System.out.println("File Content is : "+fileContent);
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} catch (FileNotFoundException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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} finally {
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try {
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fis.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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}

‎FileIO/src/com/cdac/fileio/bytestream/CharacterStream.java

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package com.cdac.fileio.bytestream;
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import java.io.FileNotFoundException;
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import java.io.FileReader;
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import java.io.FileWriter;
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import java.io.IOException;
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public class CharacterStream {
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public static void main(String[] args) throws IOException {
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String content = "Hi Good morning!";
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writeToFile(content);
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readFromFile();
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}
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public static void writeToFile(String content){
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String filePath = "D:\\char-based-stream.txt";
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FileWriter fileWriter = null;
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try {
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fileWriter = new FileWriter(filePath);
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fileWriter.write(content);
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} catch (IOException e) {
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e.printStackTrace();
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}finally{
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try {
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fileWriter.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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public static void readFromFile(){
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String filePath = "D:\\char-based-stream.txt";
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FileReader fileReader = null;
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try {
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fileReader = new FileReader(filePath);
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int i;
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while ( (i = fileReader.read()) != -1){
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char ch = (char) i;
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System.out.print(ch);
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}
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} catch (FileNotFoundException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}finally{
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try {
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fileReader.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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}

‎FileIO/src/com/cdac/fileio/bytestream/Employee.java

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package com.cdac.fileio.bytestream;
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import java.io.Serializable;
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public class Employee implements Serializable{
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private int empId;
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private String name;
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transient private int salary;
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public int getEmpId() {
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return empId;
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}
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public void setEmpId(int empId) {
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this.empId = empId;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public int getSalary() {
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return salary;
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}
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public void setSalary(int salary) {
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this.salary = salary;
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}
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@Override
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public String toString() {
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return empId+" "+name+" "+salary;
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}
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}

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