From 8dcdcfc2a9d63b885d94b4b20da84c2dbc6f721c Mon Sep 17 00:00:00 2001
From: Rodolfoba1 <38680428+Rodolfoba1@users.noreply.github.com>
Date: Tue, 5 Apr 2022 22:50:19 -0600
Subject: [PATCH] Monitores

Rodolfo Bacilio Chivalan de Leon   1561817
---
 Thread Race/nbproject/build-impl.xml      | 93 ++++++++---------------
 Thread Race/nbproject/genfiles.properties | 10 +--
 Thread Race/nbproject/project.properties  |  8 +-
 Thread Race/nbproject/project.xml         |  1 -
 Thread Race/src/main/frmMain.java         | 51 ++++++++++++-
 5 files changed, 88 insertions(+), 75 deletions(-)

diff --git a/Thread Race/nbproject/build-impl.xml b/Thread Race/nbproject/build-impl.xml
index e8263ef..3a748d0 100644
--- a/Thread Race/nbproject/build-impl.xml	
+++ b/Thread Race/nbproject/build-impl.xml	
@@ -46,8 +46,8 @@ is divided into following sections:
         <property file="${user.properties.file}"/>
         <!-- The two properties below are usually overridden -->
         <!-- by the active platform. Just a fallback. -->
-        <property name="default.javac.source" value="1.8"/>
-        <property name="default.javac.target" value="1.8"/>
+        <property name="default.javac.source" value="1.6"/>
+        <property name="default.javac.target" value="1.6"/>
     </target>
     <target depends="-pre-init,-init-private,-init-user" name="-init-project">
         <property file="nbproject/configs/${config}.properties"/>
@@ -119,43 +119,7 @@ is divided into following sections:
         <property name="module.name" value=""/>
     </target>
     <target depends="-pre-init,-init-private,-init-user,-init-project,-init-macrodef-property,-init-modules-supported" name="-do-init">
-        <j2seproject1:property name="platform.home" value="platforms.${platform.active}.home"/>
-        <j2seproject1:property name="platform.bootcp" value="platforms.${platform.active}.bootclasspath"/>
-        <j2seproject1:property name="platform.compiler" value="platforms.${platform.active}.compile"/>
-        <j2seproject1:property name="platform.javac.tmp" value="platforms.${platform.active}.javac"/>
-        <condition property="platform.javac" value="${platform.home}/bin/javac">
-            <equals arg1="${platform.javac.tmp}" arg2="$${platforms.${platform.active}.javac}"/>
-        </condition>
-        <property name="platform.javac" value="${platform.javac.tmp}"/>
-        <j2seproject1:property name="platform.java.tmp" value="platforms.${platform.active}.java"/>
-        <condition property="platform.java" value="${platform.home}/bin/java">
-            <equals arg1="${platform.java.tmp}" arg2="$${platforms.${platform.active}.java}"/>
-        </condition>
-        <property name="platform.java" value="${platform.java.tmp}"/>
-        <j2seproject1:property name="platform.javadoc.tmp" value="platforms.${platform.active}.javadoc"/>
-        <condition property="platform.javadoc" value="${platform.home}/bin/javadoc">
-            <equals arg1="${platform.javadoc.tmp}" arg2="$${platforms.${platform.active}.javadoc}"/>
-        </condition>
-        <property name="platform.javadoc" value="${platform.javadoc.tmp}"/>
-        <condition property="platform.invalid" value="true">
-            <or>
-                <contains string="${platform.javac}" substring="$${platforms."/>
-                <contains string="${platform.java}" substring="$${platforms."/>
-                <contains string="${platform.javadoc}" substring="$${platforms."/>
-            </or>
-        </condition>
-        <fail unless="platform.home">Must set platform.home</fail>
-        <fail unless="platform.bootcp">Must set platform.bootcp</fail>
-        <fail unless="platform.java">Must set platform.java</fail>
-        <fail unless="platform.javac">Must set platform.javac</fail>
-        <fail if="platform.invalid">
- The J2SE Platform is not correctly set up.
- Your active platform is: ${platform.active}, but the corresponding property "platforms.${platform.active}.home" is not found in the project's properties files. 
- Either open the project in the IDE and setup the Platform with the same name or add it manually.
- For example like this:
-     ant -Duser.properties.file=&lt;path_to_property_file&gt; jar (where you put the property "platforms.${platform.active}.home" in a .properties file)
-  or ant -Dplatforms.${platform.active}.home=&lt;path_to_JDK_home&gt; jar (where no properties file is used) 
-  </fail>
+        <property name="platform.java" value="${java.home}/bin/java"/>
         <available file="${manifest.file}" property="manifest.available"/>
         <condition property="splashscreen.available">
             <and>
@@ -278,6 +242,20 @@ is divided into following sections:
         <condition else="" property="javac.profile.cmd.line.arg" value="-profile ${javac.profile}">
             <isset property="profile.available"/>
         </condition>
+        <condition else="false" property="jdkBug6558476">
+            <and>
+                <matches pattern="1\.[56]" string="${java.specification.version}"/>
+                <not>
+                    <os family="unix"/>
+                </not>
+            </and>
+        </condition>
+        <condition else="false" property="javac.fork">
+            <or>
+                <istrue value="${jdkBug6558476}"/>
+                <istrue value="${javac.external.vm}"/>
+            </or>
+        </condition>
         <property name="jar.index" value="false"/>
         <property name="jar.index.metainf" value="${jar.index}"/>
         <property name="copylibs.rebase" value="true"/>
@@ -365,7 +343,7 @@ is divided into following sections:
                         </path>
                     </resourcecount>
                 </condition>
-                <javac debug="@{debug}" deprecation="${javac.deprecation}" destdir="@{destdir}" encoding="${source.encoding}" excludes="@{excludes}" executable="${platform.javac}" fork="yes" includeantruntime="false" includes="@{includes}" source="${javac.source}" sourcepath="@{sourcepath}" srcdir="@{srcdir}" target="${javac.target}" tempdir="${java.io.tmpdir}">
+                <javac debug="@{debug}" deprecation="${javac.deprecation}" destdir="@{destdir}" encoding="${source.encoding}" excludes="@{excludes}" fork="${javac.fork}" includeantruntime="false" includes="@{includes}" source="${javac.source}" sourcepath="@{sourcepath}" srcdir="@{srcdir}" target="${javac.target}" tempdir="${java.io.tmpdir}">
                     <src>
                         <dirset dir="@{gensrcdir}" erroronmissingdir="false">
                             <include name="*"/>
@@ -416,7 +394,7 @@ is divided into following sections:
                 <property location="${build.dir}/empty" name="empty.dir"/>
                 <mkdir dir="${empty.dir}"/>
                 <mkdir dir="@{apgeneratedsrcdir}"/>
-                <javac debug="@{debug}" deprecation="${javac.deprecation}" destdir="@{destdir}" encoding="${source.encoding}" excludes="@{excludes}" executable="${platform.javac}" fork="yes" includeantruntime="false" includes="@{includes}" source="${javac.source}" sourcepath="@{sourcepath}" srcdir="@{srcdir}" target="${javac.target}" tempdir="${java.io.tmpdir}">
+                <javac debug="@{debug}" deprecation="${javac.deprecation}" destdir="@{destdir}" encoding="${source.encoding}" excludes="@{excludes}" fork="${javac.fork}" includeantruntime="false" includes="@{includes}" source="${javac.source}" sourcepath="@{sourcepath}" srcdir="@{srcdir}" target="${javac.target}" tempdir="${java.io.tmpdir}">
                     <src>
                         <dirset dir="@{gensrcdir}" erroronmissingdir="false">
                             <include name="*"/>
@@ -458,7 +436,7 @@ is divided into following sections:
             <sequential>
                 <property location="${build.dir}/empty" name="empty.dir"/>
                 <mkdir dir="${empty.dir}"/>
-                <javac debug="@{debug}" deprecation="${javac.deprecation}" destdir="@{destdir}" encoding="${source.encoding}" excludes="@{excludes}" executable="${platform.javac}" fork="yes" includeantruntime="false" includes="@{includes}" source="${javac.source}" sourcepath="@{sourcepath}" srcdir="@{srcdir}" target="${javac.target}" tempdir="${java.io.tmpdir}">
+                <javac debug="@{debug}" deprecation="${javac.deprecation}" destdir="@{destdir}" encoding="${source.encoding}" excludes="@{excludes}" fork="${javac.fork}" includeantruntime="false" includes="@{includes}" source="${javac.source}" sourcepath="@{sourcepath}" srcdir="@{srcdir}" target="${javac.target}" tempdir="${java.io.tmpdir}">
                     <src>
                         <dirset dir="@{gensrcdir}" erroronmissingdir="false">
                             <include name="*"/>
@@ -537,7 +515,7 @@ is divided into following sections:
             <element name="customizePrototype" optional="true"/>
             <sequential>
                 <property name="junit.forkmode" value="perTest"/>
-                <junit dir="${work.dir}" errorproperty="tests.failed" failureproperty="tests.failed" fork="true" forkmode="${junit.forkmode}" jvm="${platform.java}" showoutput="true" tempdir="${build.dir}">
+                <junit dir="${work.dir}" errorproperty="tests.failed" failureproperty="tests.failed" fork="true" forkmode="${junit.forkmode}" showoutput="true" tempdir="${build.dir}">
                     <syspropertyset>
                         <propertyref prefix="test-sys-prop."/>
                         <mapper from="test-sys-prop.*" to="*" type="glob"/>
@@ -565,7 +543,7 @@ is divided into following sections:
             <element name="customizePrototype" optional="true"/>
             <sequential>
                 <property name="junit.forkmode" value="perTest"/>
-                <junit dir="${work.dir}" errorproperty="tests.failed" failureproperty="tests.failed" fork="true" forkmode="${junit.forkmode}" jvm="${platform.java}" showoutput="true" tempdir="${build.dir}">
+                <junit dir="${work.dir}" errorproperty="tests.failed" failureproperty="tests.failed" fork="true" forkmode="${junit.forkmode}" showoutput="true" tempdir="${build.dir}">
                     <syspropertyset>
                         <propertyref prefix="test-sys-prop."/>
                         <mapper from="test-sys-prop.*" to="*" type="glob"/>
@@ -641,7 +619,7 @@ is divided into following sections:
                     </fileset>
                 </union>
                 <taskdef classname="org.testng.TestNGAntTask" classpath="${run.test.classpath}" name="testng"/>
-                <testng classfilesetref="test.set" failureProperty="tests.failed" jvm="${platform.java}" listeners="org.testng.reporters.VerboseReporter" methods="${testng.methods.arg}" mode="${testng.mode}" outputdir="${build.test.results.dir}" suitename="Thread_Race" testname="TestNG tests" workingDir="${work.dir}">
+                <testng classfilesetref="test.set" failureProperty="tests.failed" listeners="org.testng.reporters.VerboseReporter" methods="${testng.methods.arg}" mode="${testng.mode}" outputdir="${build.test.results.dir}" suitename="Thread_Race" testname="TestNG tests" workingDir="${work.dir}">
                     <xmlfileset dir="${build.test.classes.dir}" includes="@{testincludes}"/>
                     <propertyset>
                         <propertyref prefix="test-sys-prop."/>
@@ -872,9 +850,6 @@ is divided into following sections:
                     <classpath>
                         <path path="@{classpath}"/>
                     </classpath>
-                    <bootclasspath>
-                        <path path="${platform.bootcp}"/>
-                    </bootclasspath>
                 </nbjpdastart>
             </sequential>
         </macrodef>
@@ -924,7 +899,7 @@ is divided into following sections:
             <attribute default="jvm" name="jvm"/>
             <element name="customize" optional="true"/>
             <sequential>
-                <java classname="@{classname}" dir="${work.dir}" failonerror="${java.failonerror}" fork="true" jvm="${platform.java}" module="@{modulename}">
+                <java classname="@{classname}" dir="${work.dir}" failonerror="${java.failonerror}" fork="true" module="@{modulename}">
                     <classpath>
                         <path path="@{classpath}"/>
                     </classpath>
@@ -958,7 +933,7 @@ is divided into following sections:
             <attribute default="jvm" name="jvm"/>
             <element name="customize" optional="true"/>
             <sequential>
-                <java classname="@{classname}" dir="${work.dir}" failonerror="${java.failonerror}" fork="true" jvm="${platform.java}">
+                <java classname="@{classname}" dir="${work.dir}" failonerror="${java.failonerror}" fork="true">
                     <classpath>
                         <path path="@{classpath}"/>
                     </classpath>
@@ -990,7 +965,7 @@ is divided into following sections:
             <attribute default="jvm" name="jvm"/>
             <element name="customize" optional="true"/>
             <sequential>
-                <java classname="@{classname}" dir="${work.dir}" failonerror="${java.failonerror}" fork="true" jvm="${platform.java}">
+                <java classname="@{classname}" dir="${work.dir}" failonerror="${java.failonerror}" fork="true">
                     <jvmarg line="${endorsed.classpath.cmd.line.arg}"/>
                     <jvmarg value="-Dfile.encoding=${runtime.encoding}"/>
                     <redirector errorencoding="${runtime.encoding}" inputencoding="${runtime.encoding}" outputencoding="${runtime.encoding}"/>
@@ -1224,7 +1199,7 @@ is divided into following sections:
         <j2seproject3:copylibs manifest="${tmp.manifest.file}"/>
         <echo level="info">To run this application from the command line without Ant, try:</echo>
         <property location="${dist.jar}" name="dist.jar.resolved"/>
-        <echo level="info">${platform.java} -jar "${dist.jar.resolved}"</echo>
+        <echo level="info">java -jar "${dist.jar.resolved}"</echo>
     </target>
     <target depends="init,compile,-pre-pre-jar,-pre-jar,-do-jar-create-manifest,-do-jar-copy-manifest,-do-jar-set-mainclass,-do-jar-set-profile,-do-jar-set-splashscreen,-check-do-mkdist" if="do.archive" name="-do-jar-jar" unless="do.mkdist">
         <j2seproject1:jar manifest="${tmp.manifest.file}"/>
@@ -1326,8 +1301,8 @@ is divided into following sections:
                 <isset property="main.class.available"/>
             </and>
         </condition>
-        <property name="platform.jlink" value="${platform.home}/bin/jlink"/>
-        <property name="jlink.systemmodules.internal" value="${platform.home}/jmods"/>
+        <property name="platform.jlink" value="${jdk.home}/bin/jlink"/>
+        <property name="jlink.systemmodules.internal" value="${jdk.home}/jmods"/>
         <exec executable="${platform.jlink}">
             <arg value="--module-path"/>
             <arg path="${jlink.systemmodules.internal}:${run.modulepath}:${dist.jar}"/>
@@ -1520,19 +1495,16 @@ is divided into following sections:
                 </not>
             </and>
         </condition>
-        <exec executable="${platform.java}" failonerror="false" outputproperty="platform.version.output">
-            <arg value="-version"/>
-        </exec>
         <condition else="" property="bug5101868workaround" value="*.java">
-            <matches multiline="true" pattern="1\.[56](\..*)?" string="${platform.version.output}"/>
+            <matches pattern="1\.[56](\..*)?" string="${java.version}"/>
         </condition>
         <condition else="" property="javadoc.html5.cmd.line.arg" value="-html5">
             <and>
                 <isset property="javadoc.html5"/>
-                <available file="${platform.home}${file.separator}lib${file.separator}jrt-fs.jar"/>
+                <available file="${jdk.home}${file.separator}lib${file.separator}jrt-fs.jar"/>
             </and>
         </condition>
-        <javadoc additionalparam="-J-Dfile.encoding=${file.encoding} ${javadoc.additionalparam}" author="${javadoc.author}" charset="UTF-8" destdir="${dist.javadoc.dir}" docencoding="UTF-8" encoding="${javadoc.encoding.used}" executable="${platform.javadoc}" failonerror="true" noindex="${javadoc.noindex}" nonavbar="${javadoc.nonavbar}" notree="${javadoc.notree}" private="${javadoc.private}" source="${javac.source}" splitindex="${javadoc.splitindex}" use="${javadoc.use}" useexternalfile="true" version="${javadoc.version}" windowtitle="${javadoc.windowtitle}">
+        <javadoc additionalparam="-J-Dfile.encoding=${file.encoding} ${javadoc.additionalparam}" author="${javadoc.author}" charset="UTF-8" destdir="${dist.javadoc.dir}" docencoding="UTF-8" encoding="${javadoc.encoding.used}" failonerror="true" noindex="${javadoc.noindex}" nonavbar="${javadoc.nonavbar}" notree="${javadoc.notree}" private="${javadoc.private}" source="${javac.source}" splitindex="${javadoc.splitindex}" use="${javadoc.use}" useexternalfile="true" version="${javadoc.version}" windowtitle="${javadoc.windowtitle}">
             <classpath>
                 <path path="${javac.classpath}"/>
             </classpath>
@@ -1714,7 +1686,6 @@ is divided into following sections:
     </target>
     <target depends="init,compile-test-single,-init-test-run-module-properties,-debug-start-debugger-test,-debug-start-debuggee-test" name="debug-test"/>
     <target depends="init,compile-test-single,-init-test-run-module-properties,-debug-start-debugger-test,-debug-start-debuggee-test-method" name="debug-test-method"/>
-    <target depends="debug-test-method" name="debug-single-method"/>
     <target depends="init,-pre-debug-fix,compile-test-single" if="netbeans.home" name="-do-debug-fix-test">
         <j2seproject1:nbjpdareload dir="${build.test.classes.dir}"/>
     </target>
diff --git a/Thread Race/nbproject/genfiles.properties b/Thread Race/nbproject/genfiles.properties
index f9b38c4..6c79c61 100644
--- a/Thread Race/nbproject/genfiles.properties	
+++ b/Thread Race/nbproject/genfiles.properties	
@@ -1,8 +1,8 @@
-build.xml.data.CRC32=7fe5bf0b
+build.xml.data.CRC32=02f50314
 build.xml.script.CRC32=23a17979
-build.xml.stylesheet.CRC32=f85dc8f2@1.102.0.48
+build.xml.stylesheet.CRC32=f85dc8f2@1.96.0.48
 # This file is used by a NetBeans-based IDE to track changes in generated files such as build-impl.xml.
 # Do not edit this file. You may delete it but then the IDE will never regenerate such files for you.
-nbproject/build-impl.xml.data.CRC32=7fe5bf0b
-nbproject/build-impl.xml.script.CRC32=28cea8aa
-nbproject/build-impl.xml.stylesheet.CRC32=12e0a6c2@1.102.0.48
+nbproject/build-impl.xml.data.CRC32=02f50314
+nbproject/build-impl.xml.script.CRC32=63ea047b
+nbproject/build-impl.xml.stylesheet.CRC32=f89f7d21@1.96.0.48
diff --git a/Thread Race/nbproject/project.properties b/Thread Race/nbproject/project.properties
index dc97d8e..d2f008f 100644
--- a/Thread Race/nbproject/project.properties	
+++ b/Thread Race/nbproject/project.properties	
@@ -4,7 +4,7 @@ annotation.processing.processors.list=
 annotation.processing.run.all.processors=true
 annotation.processing.source.output=${build.generated.sources.dir}/ap-source-output
 application.title=Thread Race
-application.vendor=mfmatul
+application.vendor=DELL
 build.classes.dir=${build.dir}/classes
 build.classes.excludes=**/*.java,**/*.form
 # This directory is removed when the project is cleaned:
@@ -46,8 +46,8 @@ javac.modulepath=
 javac.processormodulepath=
 javac.processorpath=\
     ${javac.classpath}
-javac.source=11
-javac.target=11
+javac.source=15
+javac.target=15
 javac.test.classpath=\
     ${javac.classpath}:\
     ${build.classes.dir}
@@ -77,7 +77,7 @@ main.class=main.frmMain
 manifest.file=manifest.mf
 meta.inf.dir=${src.dir}/META-INF
 mkdist.disabled=false
-platform.active=JDK_11
+platform.active=default_platform
 run.classpath=\
     ${javac.classpath}:\
     ${build.classes.dir}
diff --git a/Thread Race/nbproject/project.xml b/Thread Race/nbproject/project.xml
index bba268e..791aa9a 100644
--- a/Thread Race/nbproject/project.xml	
+++ b/Thread Race/nbproject/project.xml	
@@ -4,7 +4,6 @@
     <configuration>
         <data xmlns="http://www.netbeans.org/ns/j2se-project/3">
             <name>Thread Race</name>
-            <explicit-platform explicit-source-supported="true"/>
             <source-roots>
                 <root id="src.dir"/>
             </source-roots>
diff --git a/Thread Race/src/main/frmMain.java b/Thread Race/src/main/frmMain.java
index 980d87e..035354d 100644
--- a/Thread Race/src/main/frmMain.java	
+++ b/Thread Race/src/main/frmMain.java	
@@ -15,7 +15,8 @@
  * @author migu_
  */
 public class frmMain extends javax.swing.JFrame {
-    
+    static final int N = 3; // constante que proporciona el tamaño del búfer
+    static super_monitor monitor = new super_monitor(); // crea instancia de un nuevo monitor
     int contador = 1;
     // Procesos
     Proceso hilo1;
@@ -54,17 +55,59 @@ public void run() {
             this.numeroAGenerar = (int)(Math.random()* 9 + 1);
             this.miEtiqueta.setText(String.valueOf(numeroAGenerar));
             // Región crítica
-            regionCritica[posicion] = this.numeroAGenerar;
+            monitor.insertar(this.numeroAGenerar);
+            regionCritica[posicion] = monitor.eliminar();
+            posicion++;
             String contenidoRC = "[" + String.valueOf(regionCritica[0]) + "]";
             contenidoRC += "[" + String.valueOf(regionCritica[1]) + "]";
             contenidoRC += "[" + String.valueOf(regionCritica[2]) + "]";
             lblRegionCritica.setText(contenidoRC);
-            posicion++;
             // Operaciones post región crítica
             System.out.println("Proceso finalizado con status: 0");
         }
     }
-
+    
+    //////reutilizamos un poco de codigo
+    static class super_monitor{ // monitor como solución
+        private int bufer[] = new int[N];
+        private int cuenta=0, inf=0, sup=0; // contadores e índices
+        
+        /**
+         * synchronized = Una vez un hilo ha empezado a ejecutar ese método, 
+         * no se permitirá que ningún otro hilo empiece a ejecutar ningún otro 
+         * método synchronized de ese objeto
+         */
+        public synchronized void insertar(int val){
+            if (cuenta==N)
+                ir_a_estado_inactivo(); // si el búfer está lleno, pasa al estado inactivo
+            bufer[sup]=val; // inserta un elemento en el búfer
+            sup=(sup+1)%N; // ranura en la que se va a colocar el siguiente elemento
+            cuenta=cuenta+1; // ahora hay un elemento más en el búfer
+            System.out.println(val + " ingresado");
+            if (cuenta==1)
+                notify(); // si el consumidor estaba inactivo, lo despierta [signal]
+        }
+        
+        public synchronized int eliminar(){
+            int val;
+            if (cuenta==0)
+                ir_a_estado_inactivo(); // si el búfer está vacío, pasa al estado inactivo
+            val=bufer[inf]; // obtiene un elemento del búfer
+            inf = (inf + 1) %N; // ranura en la que se va a colocar el siguiente elemento
+            cuenta=cuenta-1; // un elemento menos en el búfer
+            if (cuenta==N-1)
+                notify(); // si el productor estaba inactivo, lo despierta [signal]
+            return val;
+        }
+        
+        private void ir_a_estado_inactivo(){
+            try{
+                wait(); // Duerme al proceso en turno
+            }
+            catch(InterruptedException exc){};
+        }
+    }
+    
     /**
      * This method is called from within the constructor to initialize the form.
      * WARNING: Do NOT modify this code. The content of this method is always