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‎TemplateMethod/.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>

‎TemplateMethod/.gitignore‎

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/bin/

‎TemplateMethod/.project‎

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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>TemplateMethod</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>

‎TemplateMethod/.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

‎TemplateMethod/src/HTMLTransformer.java‎

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import java.io.File;
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import java.io.FileWriter;
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import java.io.IOException;
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public class HTMLTransformer extends Transformer {
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public HTMLTransformer() {}
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@Override
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public void doOperation(Person person) {
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FileWriter fileWriter;
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try {
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fileWriter = new FileWriter(new File("person.html"));
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fileWriter.write("<html>" + "\n" + "<head>" + "</head>" + "\n" + "<body>" + "\n");
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fileWriter.write("<h1>" + person.getName() + "</h1>" + "\n");
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fileWriter.write("<h1>" + person.getSurname() + "</h1>" + "\n");
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fileWriter.write("<h1>" + person.getAge() + "</h1>" + "\n");
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fileWriter.write("</body>" + "\n" + "</html>");
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fileWriter.flush();
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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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@Override
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public void finish() {
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System.out.println("The object has been converted into html.");
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}
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}

‎TemplateMethod/src/Main.java‎

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public class Main {
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public static void main(String[] args) {
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Person person = new Person("Diego","Milito",34);
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Transformer transformer = new XMLTransformer();
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transformer.transform(person);
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transformer = new HTMLTransformer();
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transformer.transform(person);
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}
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}

‎TemplateMethod/src/Person.java‎

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public class Person {
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private String name;
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private String surname;
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private int age;
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public Person(String name, String surname, int age) {
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this.name = name;
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this.surname = surname;
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this.age = age;
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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 String getSurname() {
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return surname;
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}
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public void setSurname(String surname) {
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this.surname = surname;
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}
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public int getAge() {
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return age;
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}
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public void setAge(int age) {
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this.age = age;
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}
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@Override
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public String toString() {
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return "[" + name + "," + surname + "," + age + "]";
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}
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}

‎TemplateMethod/src/Transformer.java‎

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public abstract class Transformer {
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public void transform(Person person) {
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doOperation(person);
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finish();
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}
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public void doSomething() {
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System.out.println("do something...");
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}
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public abstract void doOperation(Person person);
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public abstract void finish();
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}

‎TemplateMethod/src/XMLTransformer.java‎

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import java.io.File;
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import java.io.FileWriter;
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import java.io.IOException;
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public class XMLTransformer extends Transformer {
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public XMLTransformer() {}
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@Override
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public void doOperation(Person person) {
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FileWriter fileWriter;
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try {
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fileWriter = new FileWriter(new File("person.xml"));
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fileWriter.write("<person>" + "\n");
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fileWriter.write("<name>" + person.getName() + "</name>" + "\n");
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fileWriter.write("<surname>" + person.getSurname() + "</surname>" + "\n");
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fileWriter.write("<age>" + person.getAge() + "</age>" + "\n");
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fileWriter.write("</person>");
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fileWriter.flush();
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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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@Override
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public void finish() {
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System.out.println("The object has been converted into xml.");
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}
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}

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