System.out.println | Scripting and security

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.jesusninoc.gps.MainActivity">

    <TextView
        android:id="@+id/TextGPS"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Sin posición"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</android.support.constraint.ConstraintLayout>

<?xml version="1.0" encoding="utf-8"?>

<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"

xmlns:app="http://schemas.android.com/apk/res-auto"

xmlns:tools="http://schemas.android.com/tools"

android:layout_width="match_parent"

android:layout_height="match_parent"

tools:context="com.jesusninoc.gps.MainActivity">

<TextView

android:id="@+id/TextGPS"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="Sin posición"

app:layout_constraintBottom_toBottomOf="parent"

app:layout_constraintLeft_toLeftOf="parent"

app:layout_constraintRight_toRightOf="parent"

app:layout_constraintTop_toTopOf="parent" />

</android.support.constraint.ConstraintLayout>

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.jesusninoc.gps">

    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

package="com.jesusninoc.gps">

<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />

<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />

<application

android:allowBackup="true"

android:icon="@mipmap/ic_launcher"

android:label="@string/app_name"

android:roundIcon="@mipmap/ic_launcher_round"

android:supportsRtl="true"

android:theme="@style/AppTheme">

<intent-filter>

</intent-filter>

</activity>

</application>

</manifest>

MainActivity.java

package com.jesusninoc.gps;

import android.Manifest;
import android.app.Activity;
import android.content.Context;
import android.content.pm.PackageManager;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.support.v4.app.ActivityCompat;
import android.os.Bundle;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity implements LocationListener {

    private LocationManager locationManager;

    @Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // All Location API methods require the ACCESS_COARSE_LOCATION or ACCESS_FINE_LOCATION permissions

        // Use with getSystemService(Class) to retrieve a LocationManager for controlling location updates.

        locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

        // RequestLocationUpdates(String provider, long minTime, float minDistance, LocationListener listener)

        // Register for location updates using the named provider, and a pending intent.

        // 3 segundos para volver a pedir la posición

        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
            // TODO: Consider calling
            //    ActivityCompat#requestPermissions
            // here to request the missing permissions, and then overriding
            //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
            //                                          int[] grantResults)
            // to handle the case where the user grants the permission. See the documentation
            // for ActivityCompat#requestPermissions for more details.
            return;
        }
        locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 3000, 10, this);
    }

    @Override
    public void onLocationChanged(Location location) {

        String str = "Latitud: " + location.getLatitude() + " Longitud: " + location.getLongitude();

        // Mostrar la latitud y la longitud en un TextView

        ((TextView)findViewById(R.id.TextGPS)).setText(str);

        // Mostrar la latitud y la longitud con Toast

        Toast.makeText(getBaseContext(), str, Toast.LENGTH_LONG).show();
    }

    @Override
    public void onProviderDisabled(String provider) {

        // GPS desactivado

        Toast.makeText(getBaseContext(), "GPS desactivado", Toast.LENGTH_LONG).show();
    }

    @Override
    public void onProviderEnabled(String provider) {

        // GPS activado

        Toast.makeText(getBaseContext(), "GPS activado", Toast.LENGTH_LONG).show();
    }

    @Override
    public void onStatusChanged(String provider, int status, Bundle extras) {
        // TODO Auto-generated method stub

    }
}

package com.jesusninoc.gps;

import android.Manifest;

import android.app.Activity;

import android.content.Context;

import android.content.pm.PackageManager;

import android.location.Location;

import android.location.LocationListener;

import android.location.LocationManager;

import android.support.v4.app.ActivityCompat;

import android.os.Bundle;

import android.widget.TextView;

import android.widget.Toast;

public class MainActivity extends Activity implements LocationListener {

private LocationManager locationManager;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

// All Location API methods require the ACCESS_COARSE_LOCATION or ACCESS_FINE_LOCATION permissions

// Use with getSystemService(Class) to retrieve a LocationManager for controlling location updates.

locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

// RequestLocationUpdates(String provider, long minTime, float minDistance, LocationListener listener)

// Register for location updates using the named provider, and a pending intent.

// 3 segundos para volver a pedir la posición

if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {

// TODO: Consider calling

// ActivityCompat#requestPermissions

// here to request the missing permissions, and then overriding

// public void onRequestPermissionsResult(int requestCode, String[] permissions,

// int[] grantResults)

// to handle the case where the user grants the permission. See the documentation

// for ActivityCompat#requestPermissions for more details.

return;

}

locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 3000, 10, this);

}

@Override

public void onLocationChanged(Location location) {

String str = "Latitud: " + location.getLatitude() + " Longitud: " + location.getLongitude();

// Mostrar la latitud y la longitud en un TextView

((TextView)findViewById(R.id.TextGPS)).setText(str);

// Mostrar la latitud y la longitud con Toast

Toast.makeText(getBaseContext(), str, Toast.LENGTH_LONG).show();

}

@Override

public void onProviderDisabled(String provider) {

// GPS desactivado

Toast.makeText(getBaseContext(), "GPS desactivado", Toast.LENGTH_LONG).show();

}

@Override

public void onProviderEnabled(String provider) {

// GPS activado

Toast.makeText(getBaseContext(), "GPS activado", Toast.LENGTH_LONG).show();

}

@Override

public void onStatusChanged(String provider, int status, Bundle extras) {

// TODO Auto-generated method stub

}

Android Java

Realizar petición HTTP utilizando el método POST en Android con Volley

23/02/201823/02/2018

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.jesusninoc.post.MainActivity">

    <TextView
        android:id="@+id/TextResult"
        android:layout_width="315dp"
        android:layout_height="0dp"
        android:text="Resultado de POST"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintHorizontal_bias="0.507"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="1.0" />

</android.support.constraint.ConstraintLayout>

<?xml version="1.0" encoding="utf-8"?>

<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"

xmlns:app="http://schemas.android.com/apk/res-auto"

xmlns:tools="http://schemas.android.com/tools"

android:layout_width="match_parent"

android:layout_height="match_parent"

tools:context="com.jesusninoc.post.MainActivity">

<TextView

android:id="@+id/TextResult"

android:layout_width="315dp"

android:layout_height="0dp"

android:text="Resultado de POST"

app:layout_constraintBottom_toBottomOf="parent"

app:layout_constraintHorizontal_bias="0.507"

app:layout_constraintLeft_toLeftOf="parent"

app:layout_constraintRight_toRightOf="parent"

app:layout_constraintTop_toTopOf="parent"

app:layout_constraintVertical_bias="1.0" />

</android.support.constraint.ConstraintLayout>

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.jesusninoc.post">

    <uses-permission android:name="android.permission.INTERNET" />

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

package="com.jesusninoc.post">

<uses-permission android:name="android.permission.INTERNET" />

<application

android:allowBackup="true"

android:icon="@mipmap/ic_launcher"

android:label="@string/app_name"

android:roundIcon="@mipmap/ic_launcher_round"

android:supportsRtl="true"

android:theme="@style/AppTheme">

<intent-filter>

</intent-filter>

</activity>

</application>

</manifest>

MainActivity.java

package com.jesusninoc.post;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.TextView;

import com.android.volley.Request;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.StringRequest;
import com.android.volley.toolbox.Volley;

import java.util.HashMap;
import java.util.Map;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        RealizarPost();
    }

    public void RealizarPost() {

        String url = "https://www.jesusninoc.com/wp-json-form-7/v1/contact-forms/204/feedback";

        StringRequest postRequest = new StringRequest(Request.Method.POST, url,
                new Response.Listener<String>() {
                    @Override
                    public void onResponse(String response) {
                        ((TextView)findViewById(R.id.TextResult)).setText(response);
                    }
                },
                new Response.ErrorListener() {
                    @Override
                    public void onErrorResponse(VolleyError error) {
                        error.printStackTrace();
                    }
                }
        ) {
            @Override
            protected Map<String, String> getParams()
            {
                Map<String, String>  params = new HashMap<>();
                // the POST parameters:
                params.put("your-name", "Pepito Grillo");
                return params;
            }
        };
        Volley.newRequestQueue(this).add(postRequest);
    }
}

package com.jesusninoc.post;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.widget.TextView;

import com.android.volley.Request;

import com.android.volley.Response;

import com.android.volley.VolleyError;

import com.android.volley.toolbox.StringRequest;

import com.android.volley.toolbox.Volley;

import java.util.HashMap;

import java.util.Map;

public class MainActivity extends AppCompatActivity {

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

RealizarPost();

}

public void RealizarPost() {

String url = "https://www.jesusninoc.com/wp-json-form-7/v1/contact-forms/204/feedback";

StringRequest postRequest = new StringRequest(Request.Method.POST, url,

new Response.Listener<String>() {

@Override

public void onResponse(String response) {

((TextView)findViewById(R.id.TextResult)).setText(response);

}

new Response.ErrorListener() {

@Override

public void onErrorResponse(VolleyError error) {

error.printStackTrace();

}

) {

@Override

protected Map<String, String> getParams()

{

Map<String, String> params = new HashMap<>();

// the POST parameters:

params.put("your-name", "Pepito Grillo");

return params;

}

};

Volley.newRequestQueue(this).add(postRequest);

}

build.gradle (Module: app)

apply plugin: 'com.android.application'

android {
    compileSdkVersion 26
    defaultConfig {
        applicationId "com.jesusninoc.post"
        minSdkVersion 15
        targetSdkVersion 26
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    implementation fileTree(dir: 'libs', include: ['*.jar'])
    implementation 'com.android.support:appcompat-v7:26.1.0'
    implementation 'com.android.support.constraint:constraint-layout:1.0.2'
    testImplementation 'junit:junit:4.12'
    androidTestImplementation 'com.android.support.test:runner:1.0.1'
    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
    compile 'com.android.volley:volley:1.0.0'
}

apply plugin: 'com.android.application'

android {

compileSdkVersion 26

defaultConfig {

applicationId "com.jesusninoc.post"

minSdkVersion 15

targetSdkVersion 26

versionCode 1

versionName "1.0"

testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"

}

buildTypes {

release {

minifyEnabled false

proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'

}

dependencies {

implementation fileTree(dir: 'libs', include: ['*.jar'])

implementation 'com.android.support:appcompat-v7:26.1.0'

implementation 'com.android.support.constraint:constraint-layout:1.0.2'

testImplementation 'junit:junit:4.12'

androidTestImplementation 'com.android.support.test:runner:1.0.1'

androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'

compile 'com.android.volley:volley:1.0.0'

}

Java PowerShell

Ejecutar en Java un cmdlet de PowerShell en Base64

10/02/201808/02/2018

import java.io.IOException;
import java.util.concurrent.TimeUnit;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class ProcesoBase
{
	public static void main(String[] args) throws InterruptedException
	{		
		Runtime runtime = Runtime.getRuntime();
		try
		{
			Process process = runtime.exec("powershell.exe -encodedcommand RwBlAHQALQBQAHIAbwBjAGUAcwBzAA==");
			
			process.getOutputStream().close();
			String line;
			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
			while ((line = stdout.readLine()) != null){
				System.out.println(line);
			}

			TimeUnit.SECONDS.sleep(10);
		}
		catch(IOException ex){
			System.err.println("Error");
			System.exit(-1);
		}
	}
}

import java.io.IOException;

import java.util.concurrent.TimeUnit;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

public class ProcesoBase

{

public static void main(String[] args) throws InterruptedException

{

Runtime runtime = Runtime.getRuntime();

try

{

Process process = runtime.exec("powershell.exe -encodedcommand RwBlAHQALQBQAHIAbwBjAGUAcwBzAA==");

process.getOutputStream().close();

String line;

BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));

while ((line = stdout.readLine()) != null){

System.out.println(line);

}

TimeUnit.SECONDS.sleep(10);

}

catch(IOException ex){

System.err.println("Error");

System.exit(-1);

}

Java

Crear, compilar, generar y ejecutar un JAR de Java que ejecuta un cmdlet de PowerShell utilizando Runtime

09/02/201808/02/2018

import java.io.*;

public class CrearJava
{
    public static void main(String[] args)
    {
        FileWriter fichero = null;
        PrintWriter pw = null;
        try
        {
            fichero = new FileWriter("EjecutarPowerShell.java");
            pw = new PrintWriter(fichero);
            pw.println("import java.io.IOException;");
            pw.println("import java.io.BufferedReader;");
            pw.println("import java.io.IOException;");
            pw.println("import java.io.InputStreamReader;");
            pw.println("public class EjecutarPowerShell");
            pw.println("{");
            pw.println("	public static void main(String[] args) throws InterruptedException");
            pw.println("	{		");
            pw.println("		Runtime runtime = Runtime.getRuntime();");
            pw.println("		try");
            pw.println("		{");
            pw.println("			Process process = runtime.exec(\"powershell.exe  $PSVersionTable.PSVersion\");");
            pw.println("			");
            pw.println("			process.getOutputStream().close();");
            pw.println("			String line;");
            pw.println("			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));");
            pw.println("			while ((line = stdout.readLine()) != null){");
            pw.println("				System.out.println(line);");
            pw.println("			}");
            pw.println("		}");
            pw.println("		catch(IOException ex){");
            pw.println("			System.exit(-1);");
            pw.println("		}");
            pw.println("	}");
            pw.println("}");
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
           try {
           if (null != fichero)
              fichero.close();
           } catch (Exception e2) {
              e2.printStackTrace();
           }
        }
	
	//Compilar y crear un fichero JAR que ejecutar el fichero creado EjecutarPowerShell.java
	Runtime runtime = Runtime.getRuntime();
		try
		{
			Process process = runtime.exec("javac EjecutarPowerShell.java");
			
			process.getOutputStream().close();
			String line;
			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
			while ((line = stdout.readLine()) != null){
				System.out.println(line);
			}

			Process process2 = runtime.exec("jar cf EjecutarPowerShell EjecutarPowerShell.class");
			
			process2.getOutputStream().close();
			String line2;
			BufferedReader stdout2 = new BufferedReader(new InputStreamReader(process2.getInputStream()));
			while ((line2 = stdout2.readLine()) != null){
				System.out.println(line2);
			}

			Process process3 = runtime.exec("java EjecutarPowerShell");
			
			process3.getOutputStream().close();
			String line3;
			BufferedReader stdout3 = new BufferedReader(new InputStreamReader(process3.getInputStream()));
			while ((line3 = stdout3.readLine()) != null){
				System.out.println(line3);
			}  
		}
		catch(IOException ex){
			System.err.println("Error");
			System.exit(-1);
		}
	}
}

import java.io.*;

public class CrearJava

{

public static void main(String[] args)

{

FileWriter fichero = null;

PrintWriter pw = null;

try

{

fichero = new FileWriter("EjecutarPowerShell.java");

pw = new PrintWriter(fichero);

pw.println("import java.io.IOException;");

pw.println("import java.io.BufferedReader;");

pw.println("import java.io.IOException;");

pw.println("import java.io.InputStreamReader;");

pw.println("public class EjecutarPowerShell");

pw.println("{");

pw.println(" public static void main(String[] args) throws InterruptedException");

pw.println(" { ");

pw.println(" Runtime runtime = Runtime.getRuntime();");

pw.println(" try");

pw.println(" {");

pw.println(" Process process = runtime.exec(\"powershell.exe $PSVersionTable.PSVersion\");");

pw.println(" ");

pw.println(" process.getOutputStream().close();");

pw.println(" String line;");

pw.println(" BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));");

pw.println(" while ((line = stdout.readLine()) != null){");

pw.println(" System.out.println(line);");

pw.println(" }");

pw.println(" catch(IOException ex){");

pw.println(" System.exit(-1);");

pw.println(" }");

pw.println("}");

} catch (Exception e) {

e.printStackTrace();

} finally {

try {

if (null != fichero)

fichero.close();

} catch (Exception e2) {

e2.printStackTrace();

}

//Compilar y crear un fichero JAR que ejecutar el fichero creado EjecutarPowerShell.java

Runtime runtime = Runtime.getRuntime();

try

{

Process process = runtime.exec("javac EjecutarPowerShell.java");

process.getOutputStream().close();

String line;

BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));

while ((line = stdout.readLine()) != null){

System.out.println(line);

}

Process process2 = runtime.exec("jar cf EjecutarPowerShell EjecutarPowerShell.class");

process2.getOutputStream().close();

String line2;

BufferedReader stdout2 = new BufferedReader(new InputStreamReader(process2.getInputStream()));

while ((line2 = stdout2.readLine()) != null){

System.out.println(line2);

}

Process process3 = runtime.exec("java EjecutarPowerShell");

process3.getOutputStream().close();

String line3;

BufferedReader stdout3 = new BufferedReader(new InputStreamReader(process3.getInputStream()));

while ((line3 = stdout3.readLine()) != null){

System.out.println(line3);

}

catch(IOException ex){

System.err.println("Error");

System.exit(-1);

}

Java

Compilar y ejecutar una clase de Java que ejecuta un cmdlet de PowerShell utilizando Runtime

09/02/201806/02/2018

Clase de Java que ejecuta PowerShell (la clase tiene que ser compilada)

import java.io.IOException;
import java.util.concurrent.TimeUnit;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class EjecutarPowerShell
{
	public static void main(String[] args) throws InterruptedException
	{		
		Runtime runtime = Runtime.getRuntime();
		try
		{
			Process process = runtime.exec("powershell.exe  $PSVersionTable.PSVersion");
			
			process.getOutputStream().close();
			String line;
			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
			while ((line = stdout.readLine()) != null){
				System.out.println(line);
			}

			TimeUnit.SECONDS.sleep(10);
		}
		catch(IOException ex){
			System.err.println("Error");
			System.exit(-1);
		}
	}
}

import java.io.IOException;

import java.util.concurrent.TimeUnit;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

public class EjecutarPowerShell

{

public static void main(String[] args) throws InterruptedException

{

Runtime runtime = Runtime.getRuntime();

try

{

Process process = runtime.exec("powershell.exe $PSVersionTable.PSVersion");

process.getOutputStream().close();

String line;

BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));

while ((line = stdout.readLine()) != null){

System.out.println(line);

}

TimeUnit.SECONDS.sleep(10);

}

catch(IOException ex){

System.err.println("Error");

System.exit(-1);

}

Clase de Java que compila y ejecuta una clase de Java

import java.io.IOException;
import java.util.concurrent.TimeUnit;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
 
public class EjecutarJava
{
	public static void main(String[] args) throws InterruptedException
	{		
		Runtime runtime = Runtime.getRuntime();
		try
		{
			Process process = runtime.exec("javac EjecutarPowerShell.java");
			
			process.getOutputStream().close();
			String line;
			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
			while ((line = stdout.readLine()) != null){
				System.out.println(line);
			}

			Process process2 = runtime.exec("java EjecutarPowerShell");
			
			process2.getOutputStream().close();
			String line2;
			BufferedReader stdout2 = new BufferedReader(new InputStreamReader(process2.getInputStream()));
			while ((line2 = stdout2.readLine()) != null){
				System.out.println(line2);
			}
  
		}
		catch(IOException ex){
			System.err.println("Error");
			System.exit(-1);
		}
	}
}

import java.io.IOException;

import java.util.concurrent.TimeUnit;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

public class EjecutarJava

{

public static void main(String[] args) throws InterruptedException

{

Runtime runtime = Runtime.getRuntime();

try

{

Process process = runtime.exec("javac EjecutarPowerShell.java");

process.getOutputStream().close();

String line;

BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));

while ((line = stdout.readLine()) != null){

System.out.println(line);

}

Process process2 = runtime.exec("java EjecutarPowerShell");

process2.getOutputStream().close();

String line2;

BufferedReader stdout2 = new BufferedReader(new InputStreamReader(process2.getInputStream()));

while ((line2 = stdout2.readLine()) != null){

System.out.println(line2);

}

catch(IOException ex){

System.err.println("Error");

System.exit(-1);

}

Java

Crear, compilar y ejecutar una clase de Java que ejecuta un cmdlet de PowerShell utilizando Runtime

08/02/201806/02/2018

Crear, compilar y ejecutar una clase de Java que ejecuta un cmdlet de PowerShell utilizando Runtime

import java.io.*;

public class CrearJava
{
    public static void main(String[] args)
    {
        FileWriter fichero = null;
        PrintWriter pw = null;
        try
        {
            fichero = new FileWriter("EjecutarPowerShell.java");
            pw = new PrintWriter(fichero);
            pw.println("import java.io.IOException;");
            pw.println("import java.io.BufferedReader;");
            pw.println("import java.io.IOException;");
            pw.println("import java.io.InputStreamReader;");
            pw.println("public class EjecutarPowerShell");
            pw.println("{");
            pw.println("	public static void main(String[] args) throws InterruptedException");
            pw.println("	{		");
            pw.println("		Runtime runtime = Runtime.getRuntime();");
            pw.println("		try");
            pw.println("		{");
            pw.println("			Process process = runtime.exec(\"powershell.exe  $PSVersionTable.PSVersion\");");
            pw.println("			");
            pw.println("			process.getOutputStream().close();");
            pw.println("			String line;");
            pw.println("			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));");
            pw.println("			while ((line = stdout.readLine()) != null){");
            pw.println("				System.out.println(line);");
            pw.println("			}");
            pw.println("		}");
            pw.println("		catch(IOException ex){");
            pw.println("			System.exit(-1);");
            pw.println("		}");
            pw.println("	}");
            pw.println("}");
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
           try {
           if (null != fichero)
              fichero.close();
           } catch (Exception e2) {
              e2.printStackTrace();
           }
        }
	
	//Compilar y ejecutar el fichero creado EjecutarPowerShell.java
	Runtime runtime = Runtime.getRuntime();
		try
		{
			Process process = runtime.exec("javac EjecutarPowerShell.java");
			
			process.getOutputStream().close();
			String line;
			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
			while ((line = stdout.readLine()) != null){
				System.out.println(line);
			}

			Process process2 = runtime.exec("java EjecutarPowerShell");
			
			process2.getOutputStream().close();
			String line2;
			BufferedReader stdout2 = new BufferedReader(new InputStreamReader(process2.getInputStream()));
			while ((line2 = stdout2.readLine()) != null){
				System.out.println(line2);
			}
  
		}
		catch(IOException ex){
			System.err.println("Error");
			System.exit(-1);
		}
	}
}

import java.io.*;

public class CrearJava

{

public static void main(String[] args)

{

FileWriter fichero = null;

PrintWriter pw = null;

try

{

fichero = new FileWriter("EjecutarPowerShell.java");

pw = new PrintWriter(fichero);

pw.println("import java.io.IOException;");

pw.println("import java.io.BufferedReader;");

pw.println("import java.io.IOException;");

pw.println("import java.io.InputStreamReader;");

pw.println("public class EjecutarPowerShell");

pw.println("{");

pw.println(" public static void main(String[] args) throws InterruptedException");

pw.println(" { ");

pw.println(" Runtime runtime = Runtime.getRuntime();");

pw.println(" try");

pw.println(" {");

pw.println(" Process process = runtime.exec(\"powershell.exe $PSVersionTable.PSVersion\");");

pw.println(" ");

pw.println(" process.getOutputStream().close();");

pw.println(" String line;");

pw.println(" BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));");

pw.println(" while ((line = stdout.readLine()) != null){");

pw.println(" System.out.println(line);");

pw.println(" }");

pw.println(" catch(IOException ex){");

pw.println(" System.exit(-1);");

pw.println(" }");

pw.println("}");

} catch (Exception e) {

e.printStackTrace();

} finally {

try {

if (null != fichero)

fichero.close();

} catch (Exception e2) {

e2.printStackTrace();

}

//Compilar y ejecutar el fichero creado EjecutarPowerShell.java

Runtime runtime = Runtime.getRuntime();

try

{

Process process = runtime.exec("javac EjecutarPowerShell.java");

process.getOutputStream().close();

String line;

BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));

while ((line = stdout.readLine()) != null){

System.out.println(line);

}

Process process2 = runtime.exec("java EjecutarPowerShell");

process2.getOutputStream().close();

String line2;

BufferedReader stdout2 = new BufferedReader(new InputStreamReader(process2.getInputStream()));

while ((line2 = stdout2.readLine()) != null){

System.out.println(line2);

}

catch(IOException ex){

System.err.println("Error");

System.exit(-1);

}

Java Network PowerShell

Ejecutar el cmdlet Get-NetTCPConnection de PowerShell en Java

08/02/201808/02/2018

import java.io.IOException;
import java.util.concurrent.TimeUnit;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class ProcesoPowerShell
{
	public static void main(String[] args) throws InterruptedException
	{		
		Runtime runtime = Runtime.getRuntime();
		try
		{
			Process process = runtime.exec("powershell.exe  Get-NetTCPConnection");
			
			process.getOutputStream().close();
			String line;
			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
			while ((line = stdout.readLine()) != null){
				System.out.println(line);
			}

			TimeUnit.SECONDS.sleep(10);
		}
		catch(IOException ex){
			System.err.println("Error");
			System.exit(-1);
		}
	}
}

import java.io.IOException;

import java.util.concurrent.TimeUnit;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

public class ProcesoPowerShell

{

public static void main(String[] args) throws InterruptedException

{

Runtime runtime = Runtime.getRuntime();

try

{

Process process = runtime.exec("powershell.exe Get-NetTCPConnection");

process.getOutputStream().close();

String line;

BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));

while ((line = stdout.readLine()) != null){

System.out.println(line);

}

TimeUnit.SECONDS.sleep(10);

}

catch(IOException ex){

System.err.println("Error");

System.exit(-1);

}

Java

Ejecutar una clase de Java que ejecuta un cmdlet de PowerShell utilizando Runtime

07/02/201806/02/2018

Clase de Java que ejecuta PowerShell

import java.io.IOException;
import java.util.concurrent.TimeUnit;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class EjecutarPowerShell
{
	public static void main(String[] args) throws InterruptedException
	{		
		Runtime runtime = Runtime.getRuntime();
		try
		{
			Process process = runtime.exec("powershell.exe  $PSVersionTable.PSVersion");
			
			process.getOutputStream().close();
			String line;
			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
			while ((line = stdout.readLine()) != null){
				System.out.println(line);
			}

			TimeUnit.SECONDS.sleep(10);
		}
		catch(IOException ex){
			System.err.println("Error");
			System.exit(-1);
		}
	}
}

import java.io.IOException;

import java.util.concurrent.TimeUnit;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

public class EjecutarPowerShell

{

public static void main(String[] args) throws InterruptedException

{

Runtime runtime = Runtime.getRuntime();

try

{

Process process = runtime.exec("powershell.exe $PSVersionTable.PSVersion");

process.getOutputStream().close();

String line;

BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));

while ((line = stdout.readLine()) != null){

System.out.println(line);

}

TimeUnit.SECONDS.sleep(10);

}

catch(IOException ex){

System.err.println("Error");

System.exit(-1);

}

Clase de Java que ejecuta una clase de Java

import java.io.IOException;
import java.util.concurrent.TimeUnit;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
 
public class EjecutarJava
{
	public static void main(String[] args) throws InterruptedException
	{		
		Runtime runtime = Runtime.getRuntime();
		try
		{
			Process process = runtime.exec("java EjecutarPowerShell");
			
			process.getOutputStream().close();
			String line;
			BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
			while ((line = stdout.readLine()) != null){
				System.out.println(line);
			}
 
			TimeUnit.SECONDS.sleep(10);
		}
		catch(IOException ex){
			System.err.println("Error");
			System.exit(-1);
		}
	}
}

import java.io.IOException;

import java.util.concurrent.TimeUnit;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

public class EjecutarJava

{

public static void main(String[] args) throws InterruptedException

{

Runtime runtime = Runtime.getRuntime();

try

{

Process process = runtime.exec("java EjecutarPowerShell");

process.getOutputStream().close();

String line;

BufferedReader stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));

while ((line = stdout.readLine()) != null){

System.out.println(line);

}

TimeUnit.SECONDS.sleep(10);

}

catch(IOException ex){

System.err.println("Error");

System.exit(-1);

}

Java Network

Enviar mensajes constantemente entre cliente y servidor con Java

02/02/201802/02/2018

Servidor

import java.io.*;
import java.net.*;

public class Server
{
    public static void main(String[] args)
    {
        int port=2050;
        while(true) {
            try {
                ServerSocket serverSocket = new ServerSocket(port);

                Socket clientSocket = serverSocket.accept();

                PrintWriter out = new PrintWriter(clientSocket.getOutputStream(), true);
                BufferedReader in = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));

                String inputLine = in.readLine();
                System.out.println("Receive: " + inputLine);
                String outputLine = inputLine.toUpperCase();
                System.out.println("Send: " + outputLine);
                out.println(outputLine);

                out.close();
                in.close();

                clientSocket.close();
                serverSocket.close();
            } catch (UnknownHostException e) {
                System.out.println(e);
            } catch (IOException e) {
                System.out.println(e);
            }
        }
    }
}

import java.io.*;

import java.net.*;

public class Server

{

public static void main(String[] args)

{

int port=2050;

while(true) {

try {

ServerSocket serverSocket = new ServerSocket(port);

Socket clientSocket = serverSocket.accept();

PrintWriter out = new PrintWriter(clientSocket.getOutputStream(), true);

BufferedReader in = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));

String inputLine = in.readLine();

System.out.println("Receive: " + inputLine);

String outputLine = inputLine.toUpperCase();

System.out.println("Send: " + outputLine);

out.println(outputLine);

out.close();

in.close();

clientSocket.close();

serverSocket.close();

} catch (UnknownHostException e) {

System.out.println(e);

} catch (IOException e) {

System.out.println(e);

}

Cliente

import java.io.*;
import java.net.*;

public class Client
{
    public static void main(String[] args)
    {
        int port=2050;
        while(true) {
            try {
                Socket clientSocket = new Socket("localhost", port);

                PrintWriter out = new PrintWriter(clientSocket.getOutputStream(), true);
                BufferedReader in = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));

                System.out.println("Send: Hi");
                out.println("Hi");
                System.out.println("Receive: " + in.readLine());

                out.close();
                in.close();
                clientSocket.close();
            } catch (UnknownHostException e) {
                System.out.println(e);
            } catch (IOException e) {
                System.out.println(e);
            }
        }
    }
}

import java.io.*;

import java.net.*;

public class Client

{

public static void main(String[] args)

{

int port=2050;

while(true) {

try {

Socket clientSocket = new Socket("localhost", port);

PrintWriter out = new PrintWriter(clientSocket.getOutputStream(), true);

BufferedReader in = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));

System.out.println("Send: Hi");

out.println("Hi");

System.out.println("Receive: " + in.readLine());

out.close();

in.close();

clientSocket.close();

} catch (UnknownHostException e) {

System.out.println(e);

} catch (IOException e) {

System.out.println(e);

}

Java Network

Enviar una imagen entre un cliente y un servidor con Java (Sockets TCP)

29/01/201829/01/2018

Servidor

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.*;
import java.net.*;
import java.nio.ByteBuffer;

public class Server
{
    public static void main(String[] args)
    {
        int port=2050;
        try
        {
            ServerSocket serverSocket = new ServerSocket(port);

            Socket clientSocket = serverSocket.accept();

            InputStream inputStream = clientSocket.getInputStream();

            System.out.println(inputStream);

            byte[] imageAr = new byte[62100];
            inputStream.read(imageAr);

                BufferedImage image = ImageIO.read(new ByteArrayInputStream(imageAr));

            System.out.println("Received " + image.getHeight() + "x" + image.getWidth() + ": " + System.currentTimeMillis());
            ImageIO.write(image, "jpg", new File("C:\\Users\\juan\\Desktop\\recono\\coche2.png"));

            inputStream.close();
            clientSocket.close();
            serverSocket.close();
        }
        catch (UnknownHostException e){
            System.out.println(e);
        } catch (IOException e) {
            System.out.println(e);
        }
    }
}

import javax.imageio.ImageIO;

import java.awt.image.BufferedImage;

import java.io.*;

import java.net.*;

import java.nio.ByteBuffer;

public class Server

{

public static void main(String[] args)

{

int port=2050;

try

{

ServerSocket serverSocket = new ServerSocket(port);

Socket clientSocket = serverSocket.accept();

InputStream inputStream = clientSocket.getInputStream();

System.out.println(inputStream);

byte[] imageAr = new byte[62100];

inputStream.read(imageAr);

BufferedImage image = ImageIO.read(new ByteArrayInputStream(imageAr));

System.out.println("Received " + image.getHeight() + "x" + image.getWidth() + ": " + System.currentTimeMillis());

ImageIO.write(image, "jpg", new File("C:\\Users\\juan\\Desktop\\recono\\coche2.png"));

inputStream.close();

clientSocket.close();

serverSocket.close();

}

catch (UnknownHostException e){

System.out.println(e);

} catch (IOException e) {

System.out.println(e);

}

Cliente

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.*;
import java.net.*;
import java.nio.ByteBuffer;

public class Client
{
    public static void main(String[] args)
    {
        int port=2050;
        try
        {
            Socket clientSocket = new Socket("localhost",port);

            OutputStream outputStream = clientSocket.getOutputStream();

            ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();

            BufferedImage image = ImageIO.read(new File("C:\\Users\\juan\\Desktop\\recono\\coche.png"));
            ImageIO.write(image, "jpg", byteArrayOutputStream);

            byte[] size = ByteBuffer.allocate(4).putInt(byteArrayOutputStream.size()).array();
            System.out.println(byteArrayOutputStream.size());
            outputStream.write(byteArrayOutputStream.toByteArray());
            Thread.sleep(2000);

            outputStream.close();
            clientSocket.close();
        }
        catch (UnknownHostException e){
            System.out.println(e);
        }
        catch (IOException e) {
            System.out.println(e);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

import javax.imageio.ImageIO;

import java.awt.image.BufferedImage;

import java.io.*;

import java.net.*;

import java.nio.ByteBuffer;

public class Client

{

public static void main(String[] args)

{

int port=2050;

try

{

Socket clientSocket = new Socket("localhost",port);

OutputStream outputStream = clientSocket.getOutputStream();

ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();

BufferedImage image = ImageIO.read(new File("C:\\Users\\juan\\Desktop\\recono\\coche.png"));

ImageIO.write(image, "jpg", byteArrayOutputStream);

byte[] size = ByteBuffer.allocate(4).putInt(byteArrayOutputStream.size()).array();

System.out.println(byteArrayOutputStream.size());

outputStream.write(byteArrayOutputStream.toByteArray());

Thread.sleep(2000);

outputStream.close();

clientSocket.close();

}

catch (UnknownHostException e){

System.out.println(e);

}

catch (IOException e) {

System.out.println(e);

} catch (InterruptedException e) {

e.printStackTrace();

}

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