lucenesearcher.java

java编写的lucene环境下的搜多引擎的源代码

                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel4)
                    .addComponent(jButton6)
                    .addComponent(jTextField4, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );

        jList1.setModel(model1);
        jScrollPane1.setViewportView(jList1);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addComponent(jScrollPane1, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 428, Short.MAX_VALUE)
                    .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                        .addComponent(jPanel2, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addComponent(jPanel1, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 143, Short.MAX_VALUE)
                .addContainerGap())
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void addMouseEvent() {
        jList1.addMouseListener(new MouseAdapter() {

            public void mouseClicked(MouseEvent e) {
                if (e.getClickCount() == 2) {
                    String str = jList1.getSelectedValue().toString();
                    int index = str.indexOf("    ") + 4;
                    if (index == 3) {
                        return;
                    } else {
                        str = str.substring(index);
                        try {
                            Runtime.getRuntime().exec("cmd /c \"" + str + "\"");
                        } catch (IOException ex) {
                            System.out.println(ex);
                        }
                    }                   
                }
            }
        });
    }

private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
// TODO add your handling code here:
    model1.removeAllElements();
    dataDir = jTextField1.getText();
    indexDir1 = jTextField2.getText();
    if (dataDir.compareTo("") == 0) {
        JOptionPane.showMessageDialog(this, "请选择数据源文件夹", "错误", JOptionPane.ERROR_MESSAGE);
    } else if (indexDir1.compareTo("") == 0) {
        JOptionPane.showMessageDialog(this, "请选择索引文件夹", "错误", JOptionPane.ERROR_MESSAGE);
    } else {
        final LuceneSearcher ref = this;
        new Thread() {

            public void run() {
                new CreateIndex(indexDir1, dataDir);
                JOptionPane.showMessageDialog(ref, "索引建立完成", "提示", JOptionPane.INFORMATION_MESSAGE);
            }
        }.start();
    }
    
}//GEN-LAST:event_jButton3ActionPerformed

private void jButton6ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton6ActionPerformed
// TODO add your handling code here:
    model1.removeAllElements();
    indexDir2 = jTextField3.getText();
    keyWords = jTextField4.getText();
    if (indexDir2.compareTo("") == 0) {
        JOptionPane.showMessageDialog(this, "请选择索引文件夹", "错误", JOptionPane.ERROR_MESSAGE);
    } else if (keyWords.compareTo("") == 0) {
        JOptionPane.showMessageDialog(this, "请输入搜索关键字", "错误", JOptionPane.ERROR_MESSAGE);
    } else {
        final LuceneSearcher ls = this;
        new Thread() {

            public void run() {
                if (jRadioButton1.isSelected() && jRadioButton3.isSelected()) {
                    new IndexSearch(indexDir2, keyWords, false, 0);
                } else if (jRadioButton1.isSelected() && jRadioButton4.isSelected()) {
                    new IndexSearch(indexDir2, keyWords, true, 0);
                } else if (jRadioButton2.isSelected() && jRadioButton3.isSelected()) {
                    new IndexSearch(indexDir2, keyWords, false, 1);
                } else if (jRadioButton2.isSelected() && jRadioButton4.isSelected()) {
                    new IndexSearch(indexDir2, keyWords, true, 1);
                }
            }
        }.start();
    }
}//GEN-LAST:event_jButton6ActionPerformed

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
// TODO add your handling code here:
    try {
        JFileChooser fileChooser = new JFileChooser();
        fileChooser.setFileSelectionMode(fileChooser.DIRECTORIES_ONLY);

        int n = fileChooser.showOpenDialog(this.getContentPane());
        if (n == fileChooser.APPROVE_OPTION) {
            jTextField1.setText(fileChooser.getSelectedFile().getPath());
        }
    } catch (Exception e) {
        System.out.println(e);
    }

}//GEN-LAST:event_jButton1ActionPerformed

private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
// TODO add your handling code here:
    try {
        JFileChooser fileChooser = new JFileChooser();
        fileChooser.setFileSelectionMode(fileChooser.DIRECTORIES_ONLY);

        int n = fileChooser.showOpenDialog(this.getContentPane());
        if (n == fileChooser.APPROVE_OPTION) {
            jTextField2.setText(fileChooser.getSelectedFile().getPath());
        }
    } catch (Exception ex) {
        System.out.println(ex);
    }
}//GEN-LAST:event_jButton2ActionPerformed

private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
// TODO add your handling code here:
    try {
        JFileChooser fileChooser = new JFileChooser();
        fileChooser.setFileSelectionMode(fileChooser.DIRECTORIES_ONLY);

        int n = fileChooser.showOpenDialog(this.getContentPane());
        if (n == fileChooser.APPROVE_OPTION) {
            jTextField3.setText(fileChooser.getSelectedFile().getPath());
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}//GEN-LAST:event_jButton4ActionPerformed

    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {

            public void run() {
                final LuceneSearcher luceneSearcher = new LuceneSearcher();
                luceneSearcher.setVisible(true);
                PrintStream ps = new PrintStream(new OutputStream() {

                    final int LENGTH = 256;
                    byte[] bb = new byte[LENGTH];
                    int p = 0;

                    public void write(int b) throws IOException {
                       
                        if (b == 10 || b == 13) {
                            flush();
                        } else {
                            bb[p++] = (byte) b;
                        }
                    }

                    public void flush() throws IOException {
                        if (p == 0) return;
                        String str = new String(bb, 0, p);
                        luceneSearcher.model1.addElement(str);
                        int lastIndex = luceneSearcher.model1.getSize();
                        Rectangle rect=luceneSearcher.jList1.getCellBounds(lastIndex-1,lastIndex-1);
                        luceneSearcher.jScrollPane1.getViewport().scrollRectToVisible(rect); 
                        p = 0;
                    }
                }, true);

                System.setOut(ps);
            }
        });

    }
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.ButtonGroup buttonGroup1;
    private javax.swing.ButtonGroup buttonGroup2;
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JButton jButton4;
    private javax.swing.JButton jButton6;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel5;
    private javax.swing.JLabel jLabel6;
    private javax.swing.JList jList1;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JRadioButton jRadioButton1;
    private javax.swing.JRadioButton jRadioButton2;
    private javax.swing.JRadioButton jRadioButton3;
    private javax.swing.JRadioButton jRadioButton4;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextField jTextField1;
    private javax.swing.JTextField jTextField2;
    private javax.swing.JTextField jTextField3;
    private javax.swing.JTextField jTextField4;
    // End of variables declaration//GEN-END:variables
}