我有两个SwingWorker类:FileLineCounterThread和FileDivisionThread
FileLineCounterThread
FileDivisionThread
我将执行两个线程。当计数线程的行数结束时,它将结果传递给File Division线程。
我不知道如何将结果传递到启动线程。
import java.awt.BorderLayout; import java.awt.Color; import java.awt.Dimension; import java.awt.GridLayout; import java.awt.event.ActionEvent; import java.beans.PropertyChangeEvent; import java.beans.PropertyChangeListener; import java.util.List; import java.util.Random; import java.util.concurrent.Executor; import java.util.concurrent.Executors; import javax.swing.AbstractAction; import javax.swing.JButton; import javax.swing.JDialog; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.SwingUtilities; import javax.swing.SwingWorker; import javax.swing.Timer; import javax.swing.border.EmptyBorder; public class ExecutorAndSwingWorker2 { private JFrame frame = new JFrame(); private JButton button1; private JButton button2; private JButton button3; private JButton button4; private JPanel buttonPanel = new JPanel(); private Executor executor = Executors.newCachedThreadPool(); private javax.swing.Timer timer1; private javax.swing.Timer timer2; private javax.swing.Timer timer3; private javax.swing.Timer timer4; private Random random = new Random(); public ExecutorAndSwingWorker2() { button1 = new JButton(" Executor + SwingWorker Thread No.1 "); button1.setFocusable(false); button2 = new JButton(" Executor + SwingWorker Thread No.2 "); button3 = new JButton(" Executor + SwingWorker Thread No.3 "); button4 = new JButton(" Executor + SwingWorker Thread No.4 "); buttonPanel = new JPanel(); buttonPanel.setBorder(new EmptyBorder(15, 15, 15, 15)); buttonPanel.setLayout(new GridLayout(2, 2, 20, 20)); buttonPanel.add(button1); buttonPanel.add(button2); buttonPanel.add(button3); buttonPanel.add(button4); frame.setTitle("Shaking Button Demo"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setLayout(new BorderLayout()); frame.add(buttonPanel); frame.setPreferredSize(new Dimension(700, 170)); frame.setLocation(150, 100); frame.pack(); frame.setVisible(true); executor.execute(new ExecutorAndSwingWorker2.MyTask("startButton1")); // non on EDT } private void startButton1() { System.out.println("Starting long Thread == startButton1()"); try { Thread.sleep(15000); } catch (InterruptedException ex) { } } private void startButton2() { System.out.println("Starting long Thread == startButton2()"); try { Thread.sleep(17500); } catch (InterruptedException ex) { } } private void startButton3() { System.out.println("Starting long Thread == startButton3()"); try { Thread.sleep(12500); } catch (InterruptedException ex) { } } private void startButton4() { System.out.println("Starting long Thread == startButton4()"); try { Thread.sleep(20000); } catch (InterruptedException ex) { } } private void colorAction1() { timer1 = new Timer(1000, new AbstractAction() { private static final long serialVersionUID = 1L; @Override public void actionPerformed(ActionEvent e) { random = new Random(); SwingUtilities.invokeLater(new Runnable() { @Override public void run() { button1.setBackground(new Color(127 + random.nextInt(128), 127 + random.nextInt(128), 127 + random.nextInt(128))); button1.validate(); button1.repaint(); } }); } }); timer1.setDelay(500); timer1.setRepeats(true); timer1.start(); } private void colorAction2() { timer2 = new Timer(1200, new AbstractAction() { private static final long serialVersionUID = 1L; @Override public void actionPerformed(ActionEvent e) { random = new Random(); SwingUtilities.invokeLater(new Runnable() { @Override public void run() { button2.setBackground(new Color(127 + random.nextInt(128), 127 + random.nextInt(128), 127 + random.nextInt(128))); button2.validate(); button2.repaint(); } }); } }); timer2.setDelay(500); timer2.setRepeats(true); timer2.start(); } private void colorAction3() { timer3 = new Timer(1400, new AbstractAction() { private static final long serialVersionUID = 1L; @Override public void actionPerformed(ActionEvent e) { random = new Random(); SwingUtilities.invokeLater(new Runnable() { @Override public void run() { button3.setBackground(new Color(127 + random.nextInt(128), 127 + random.nextInt(128), 127 + random.nextInt(128))); button3.validate(); button3.repaint(); } }); } }); timer3.setDelay(500); timer3.setRepeats(true); timer3.start(); } private void colorAction4() { timer4 = new Timer(1600, new AbstractAction() { private static final long serialVersionUID = 1L; @Override public void actionPerformed(ActionEvent e) { random = new Random(); SwingUtilities.invokeLater(new Runnable() { @Override public void run() { button4.setBackground(new Color(127 + random.nextInt(128), 127 + random.nextInt(128), 127 + random.nextInt(128))); button4.validate(); button4.repaint(); } }); } }); timer4.setDelay(500); timer4.setRepeats(true); timer4.start(); } private void endButton1() { timer1.stop(); button1.setBackground(null); System.out.println("Long Thread Ends == startButton1()"); executor.execute(new ExecutorAndSwingWorker2.MyTask("startButton3")); // non on EDT } private void endButton2() { timer2.stop(); button2.setBackground(null); System.out.println("Long Thread Ends == startButton2()"); } private void endButton3() { timer3.stop(); button3.setBackground(null); System.out.println("Long Thread Ends == startButton3()"); executor.execute(new ExecutorAndSwingWorker2.MyTask("startButton2")); // non on EDT executor.execute(new ExecutorAndSwingWorker2.MyTask("startButton4")); // non on EDT } private void endButton4() { timer4.stop(); button4.setBackground(null); System.out.println("Long Thread Ends == startButton4()"); executor.execute(new ExecutorAndSwingWorker2.MyTask("startButton1")); // non on EDT } private class MyTask extends SwingWorker<Void, Integer> { private String str; private String namePr; private JDialog dialog = new JDialog(); MyTask(String str) { this.str = str; addPropertyChangeListener(new SwingWorkerCompletionWaiter(dialog, str, namePr)); } @Override protected Void doInBackground() throws Exception { if (str.equals("startButton1")) { colorAction1(); startButton1(); } else if (str.equals("startButton2")) { colorAction2(); startButton2(); } else if (str.equals("startButton3")) { colorAction3(); startButton3(); } else if (str.equals("startButton4")) { colorAction4(); startButton4(); } return null; } @Override protected void process(List<Integer> progress) { System.out.println(str + " " + progress.get(progress.size() - 1)); } @Override protected void done() { if (str.equals("startButton1")) { endButton1(); } else if (str.equals("startButton2")) { endButton2(); } else if (str.equals("startButton3")) { endButton3(); } else if (str.equals("startButton4")) { endButton4(); } } } private class SwingWorkerCompletionWaiter implements PropertyChangeListener { private JDialog dialog; private String str; private String namePr; SwingWorkerCompletionWaiter(JDialog dialog, String str, String namePr) { this.dialog = dialog; this.str = str; this.namePr = namePr; } @Override public void propertyChange(PropertyChangeEvent event) { if ("state".equals(event.getPropertyName()) && SwingWorker.StateValue.DONE == event.getNewValue()) { System.out.println("Thread Status with Name :" + str + ", SwingWorker Status is " + event.getNewValue()); } else if ("state".equals(event.getPropertyName()) && SwingWorker.StateValue.PENDING == event.getNewValue()) { System.out.println("Thread Status with Mame :" + str + ", SwingWorker Status is " + event.getNewValue()); } else if ("state".equals(event.getPropertyName()) && SwingWorker.StateValue.STARTED == event.getNewValue()) { System.out.println("Thread Status with Name :" + str + ", SwingWorker Status is " + event.getNewValue()); } else { System.out.println("Thread Status with Name :" + str + ", Something wrong happends "); } } } public static void main(String[] args) { SwingUtilities.invokeLater(new Runnable() { @Override public void run() { ExecutorAndSwingWorker2 executorAndSwingWorker = new ExecutorAndSwingWorker2(); } }); } }