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 clienteconecta; import static clienteconecta.ventanaPrincipal.getString; import com.squareup.okhttp.FormEncodingBuilder; import com.squareup.okhttp.OkHttpClient; import com.squareup.okhttp.RequestBody; import java.awt.Desktop; import java.io.File; import java.io.IOException; import java.util.logging.Level; import java.util.logging.Logger; /** * * @author Ottoniel */ public class lista extends javax.swing.JFrame { public static OkHttpClient webClient = new OkHttpClient(); /** * Creates new form lista */ public lista() { initComponents(); this.setDefaultCloseOperation(HIDE_ON_CLOSE); } /** * 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() { jTextField1 = new javax.swing.JTextField(); jTextField2 = new javax.swing.JTextField(); jTextField3 = new javax.swing.JTextField(); jButton1 = new javax.swing.JButton(); jButton2 = new javax.swing.JButton(); jButton3 = new javax.swing.JButton(); jButton4 = new javax.swing.JButton(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); jButton1.setText("AGREGAR"); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton1ActionPerformed(evt); } }); jButton2.setText("BORRAR"); jButton2.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton2ActionPerformed(evt); } }); jButton3.setText("BUSCAR"); jButton3.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton3ActionPerformed(evt); } }); jButton4.setText("REPORTE"); jButton4.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton4ActionPerformed(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().addGap(100, 100, 100) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false) .addComponent(jTextField1).addComponent(jTextField2) .addComponent(jButton1, javax.swing.GroupLayout.DEFAULT_SIZE, 137, Short.MAX_VALUE) .addComponent(jButton2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(jTextField3).addComponent(jButton3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 70, Short.MAX_VALUE) .addComponent(jButton4, javax.swing.GroupLayout.PREFERRED_SIZE, 93, javax.swing.GroupLayout.PREFERRED_SIZE))); layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup().addGap(20, 20, 20) .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addComponent(jButton1).addGap(37, 37, 37) .addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addGap(18, 18, 18).addComponent(jButton2).addGap(40, 40, 40) .addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addGap(18, 18, 18).addComponent(jButton3).addContainerGap(27, Short.MAX_VALUE)) .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup() .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(jButton4).addContainerGap())); pack(); }// </editor-fold>//GEN-END:initComponents private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed if (!this.jTextField1.getText().equals("")) { String parametro = this.jTextField1.getText(); RequestBody formBody = new FormEncodingBuilder().add("parametro", parametro).build(); String salida = getString("insertarLista", formBody); String cmd = "cmd /c dot -Tpng C:\\Users\\Ottoniel\\Desktop\\ytemporal\\lista.dot > C:\\Users\\Ottoniel\\Desktop\\ytemporal\\lista.png"; try { Process child = Runtime.getRuntime().exec(cmd); } catch (IOException ex) { Logger.getLogger(lista.class.getName()).log(Level.SEVERE, null, ex); } this.jTextField1.setText(""); } }//GEN-LAST:event_jButton1ActionPerformed private boolean esNumero(String n) { try { int numero = Integer.parseInt(n); return true; } catch (Exception e) { return false; } } private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed if (!this.jTextField2.getText().equals("") && esNumero(this.jTextField2.getText())) { String parametro = this.jTextField2.getText(); RequestBody formBody = new FormEncodingBuilder().add("parametro", parametro).build(); String salida = getString("eliminarLista", formBody); String cmd = "cmd /c dot -Tpng C:\\Users\\Ottoniel\\Desktop\\ytemporal\\lista.dot > C:\\Users\\Ottoniel\\Desktop\\ytemporal\\lista.png"; try { Process child = Runtime.getRuntime().exec(cmd); } catch (IOException ex) { Logger.getLogger(lista.class.getName()).log(Level.SEVERE, null, ex); } this.jTextField2.setText(""); } }//GEN-LAST:event_jButton2ActionPerformed private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed if (!this.jTextField3.getText().equals("")) { String parametro = this.jTextField3.getText(); RequestBody formBody = new FormEncodingBuilder().add("parametro", parametro).build(); String salida = getString("buscarLista", formBody); System.out.println(salida); this.jTextField3.setText(""); } }//GEN-LAST:event_jButton3ActionPerformed private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed File f = new File("C:\\Users\\Ottoniel\\Desktop\\ytemporal\\lista.png"); try { Desktop.getDesktop().open(f); } catch (IOException ex) { Logger.getLogger(lista.class.getName()).log(Level.SEVERE, null, ex); } }//GEN-LAST:event_jButton4ActionPerformed // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JButton jButton1; private javax.swing.JButton jButton2; private javax.swing.JButton jButton3; private javax.swing.JButton jButton4; private javax.swing.JTextField jTextField1; private javax.swing.JTextField jTextField2; private javax.swing.JTextField jTextField3; // End of variables declaration//GEN-END:variables }