Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package practica2s12017_201503935; import com.squareup.okhttp.FormEncodingBuilder; import com.squareup.okhttp.OkHttpClient; import com.squareup.okhttp.Request; import com.squareup.okhttp.RequestBody; import com.squareup.okhttp.Response; import java.io.BufferedWriter; import java.io.FileWriter; import java.io.IOException; import java.io.PrintWriter; import java.net.URL; import java.util.logging.Level; import java.util.logging.Logger; /** * * @author ddani */ public class Cola extends javax.swing.JFrame { /** * Creates new form Cola */ public Cola() { initComponents(); System.out.println(getString2("nuevaCola")); } /** * 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 * regenerated by the Form Editor. */ @SuppressWarnings("unchecked") // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents private void initComponents() { jLabel1 = new javax.swing.JLabel(); dato = new javax.swing.JTextField(); jButton1 = new javax.swing.JButton(); jButton2 = new javax.swing.JButton(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); jLabel1.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 24)); // NOI18N jLabel1.setText("Cola"); dato.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 14)); // NOI18N jButton1.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 14)); // NOI18N jButton1.setText("queue"); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton1ActionPerformed(evt); } }); jButton2.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 14)); // NOI18N jButton2.setText("dequeue"); jButton2.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton2ActionPerformed(evt); } }); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup().addContainerGap().addComponent(jLabel1)) .addGroup(layout.createSequentialGroup().addGap(63, 63, 63).addComponent(dato, javax.swing.GroupLayout.PREFERRED_SIZE, 255, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(layout.createSequentialGroup().addGap(143, 143, 143).addGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false) .addComponent(jButton2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(jButton1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))) .addContainerGap(82, Short.MAX_VALUE))); layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup().addContainerGap().addComponent(jLabel1).addGap(34, 34, 34) .addComponent(dato, javax.swing.GroupLayout.PREFERRED_SIZE, 41, javax.swing.GroupLayout.PREFERRED_SIZE) .addGap(18, 18, 18).addComponent(jButton1).addGap(18, 18, 18).addComponent(jButton2) .addContainerGap(43, Short.MAX_VALUE))); pack(); }// </editor-fold>//GEN-END:initComponents private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed // TODO add your handling code here: String dat = dato.getText(); incertar(dat); dato.setText(""); try { imagen("cola", getString2("grafcola")); } catch (IOException ex) { Logger.getLogger(Cola.class.getName()).log(Level.SEVERE, null, ex); } }//GEN-LAST:event_jButton1ActionPerformed private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed // TODO add your handling code here: System.out.println(getString2("eliminarcol")); System.out.println(getString2("listarCola")); try { imagen("cola", getString2("grafcola")); } catch (IOException ex) { Logger.getLogger(Cola.class.getName()).log(Level.SEVERE, null, ex); } }//GEN-LAST:event_jButton2ActionPerformed /** * @param args the command line arguments */ public static void main(String args[]) { /* Set the Nimbus look and feel */ //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) "> /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel. * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html */ try { for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) { if ("Nimbus".equals(info.getName())) { javax.swing.UIManager.setLookAndFeel(info.getClassName()); break; } } } catch (ClassNotFoundException ex) { java.util.logging.Logger.getLogger(Cola.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (InstantiationException ex) { java.util.logging.Logger.getLogger(Cola.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (IllegalAccessException ex) { java.util.logging.Logger.getLogger(Cola.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (javax.swing.UnsupportedLookAndFeelException ex) { java.util.logging.Logger.getLogger(Cola.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } //</editor-fold> /* Create and display the form */ java.awt.EventQueue.invokeLater(new Runnable() { public void run() { new Cola().setVisible(true); } }); } public String imagen(String palabra, String cuerpo) throws IOException { String nombre = palabra; cuerpo(cuerpo); String cmd = ""; cmd += "dot "; cmd += " -Tpng "; cmd += "C:\\EDD\\" + nombre + ".txt "; cmd += " -o "; cmd += "C:\\EDD\\" + nombre + ".png"; Runtime rt = Runtime.getRuntime(); rt.exec(cmd); return nombre + ".png"; } public void cuerpo(String cuerpo) { String nombreArchivo = "C:\\EDD\\cola.txt"; FileWriter fw = null; String cadena = "Digraph g{\nrankdir=LR\n"; cadena += " node [shape=circle];\n"; cadena += " node [style=filled];\n"; cadena += " node [fillcolor=\"#EEEEEE\"];\n"; cadena += " node [color=lightblue];\n"; cadena += " edge [color=\"#31CEF0\"]; "; try { fw = new FileWriter(nombreArchivo); BufferedWriter bw = new BufferedWriter(fw); PrintWriter salArch = new PrintWriter(bw); cadena += cuerpo; cadena += " }"; salArch.println(cadena); salArch.close(); } catch (IOException ex) { } } public static OkHttpClient webClient = new OkHttpClient(); public void incertar(String num) { RequestBody formBody = new FormEncodingBuilder().add("dato", num).build(); String r = getString("AgregarCola", formBody); System.out.println(r); String r2 = getString2("listarCola"); System.out.println(r2); } public static String getString2(String metodo) { String retorno = ""; try { URL url = new URL("http://0.0.0.0:5000/" + metodo); Request request = new Request.Builder().url(url).build(); Response response = webClient.newCall(request).execute(); retorno = response.body().string(); } catch (IOException ex) { Logger.getLogger(Cola.class.getName()).log(Level.SEVERE, null, ex); } return retorno; } public static String getString(String metodo, RequestBody formBody) { try { URL url = new URL("http://0.0.0.0:5000/" + metodo); Request request = new Request.Builder().url(url).post(formBody).build(); Response response = webClient.newCall(request).execute(); String response_string = response.body().string(); return response_string; } catch (IOException ex) { Logger.getLogger(Cola.class.getName()).log(Level.SEVERE, null, ex); } return null; } // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JTextField dato; private javax.swing.JButton jButton1; private javax.swing.JButton jButton2; private javax.swing.JLabel jLabel1; // End of variables declaration//GEN-END:variables }