First Commit

.classpath

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+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17">
+		<attributes>
+			<attribute name="module" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

.project

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

.settings/org.eclipse.core.resources.prefs

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+eclipse.preferences.version=1
+encoding/<project>=UTF-8

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

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+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=17
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=17
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=17

src/Package/EscribirFichObject.java

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+package Package;
+
+import java.io.*;
+public class EscribirFichObject {
+  public static void main(String[] args) throws IOException{
+	  Persona persona;
+	  File fichero = new File("C:\\ADA\\FichPersona.dat");
+	  FileOutputStream fileout = new FileOutputStream(fichero);
+	  ObjectOutputStream dataOS= new ObjectOutputStream(fileout);
+	  int[] id= {1,2,3,4};
+	  String[] nombres= {"Juan","Pedro","Perico","Andrés"};
+	  int[] edades= {21,22,23,24};
+	  for (int i = 0; i < edades.length; i++) {
+	    persona = new Persona(id[i],nombres[i],edades[i]);
+	    dataOS.writeObject(persona);
+	  }
+	  dataOS.close();
+  
+  }
+}  

src/Package/Persona.java

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+package Package;
+import java.io.Serializable;
+
+public class Persona implements Serializable{
+
+  private int id;
+  private String nombre;
+  private int edad;
+  
+  public Persona(int id, String nombre, int edad) {
+	  this.id = id;
+      this.nombre = nombre;
+      this.edad= edad;
+  }
+  
+  public Persona() {
+      this.nombre=null;
+  }
+  
+  public int getId() {
+	return id;
+  }
+  
+  public String getNombre() {
+    return nombre;
+  }
+  
+  public void setNombre(String nombre) {
+    this.nombre = nombre;
+  }
+  
+  public int getEdad() {
+    return edad;
+  }
+  
+  public void setEdad(int edad) {
+    this.edad = edad;
+  }
+  
+}

src/module-info.java

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+/**
+ * 
+ */
+/**
+ * @author Ivan
+ *
+ */
+module SpringToolSerialize {
+}