编辑3：这个并不重复一般＆＃34;我的代码中有indexoutofboundsexception＆＃34;问题是因为，正如答案中明确指出的那样，这是一个广泛使用的第三方库jide-common中的一个错误，由开发人员确认，下面是一个链接。最近修复了此错误（在发布此问题之后），该库的许多旧版本仍然受到影响。所以这些信息对于那些偶然发现jide-common的同样问题的开发人员可能会有用。
我在Java中遇到GUI编程问题。我不确定问题的具体来源（仍然无法解决） - 它可能是我的错误，jide组件中的一些错误代码，甚至是awt / swing焦点的错误或者事件处理。
以下代码取决于
我在Stackoverflow上找到了this hint，但经过一些调试后，对我来说，对CellEditor和其他组件的每次修改都是在EDT中完成的。
要重现该错误，您应该运行此示例并打开包含CellEditor的选项卡（它必须是最后一行，否则不会发生索引溢出），然后输入一些＆＃34;不正确的＆＃34;如果没有从编辑器中移除焦点，请单击关闭＆＃34; x＆＃34;之前选项卡上的按钮。之后会发生以下事件链：1）选项卡被关闭/删除，2）CellEditor验证程序显示模态对话框，由于缺少（关闭）选项卡而导致重新显示选项卡窗格3），抛出ArrayIndexOutOfBounds异常。
package com.example;
import com.jidesoft.document.DocumentComponent;
import com.jidesoft.document.DocumentPane;
import com.jidesoft.grid.JideTable;
import com.jidesoft.grid.TableModelWrapperUtils;
import com.jidesoft.grid.TextFieldCellEditor;
import com.jidesoft.swing.JideTabbedPane;
import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.math.BigDecimal;
import java.util.Random;
/**
* Dependends on:
* com.jidesoft:jide-grids:3.5.1
* com.jidesoft:jide-components:3.5.1
* com.jidesoft:jide-common:3.5.1
*/
public class ModalPopupFailure {
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.setTitle("test");
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
JComponent panel = new ModalPopupFailure().buildPanel();
frame.setContentPane(panel);
frame.setBounds(450, 300, 700, 500);
frame.setVisible(true);
}
/**
* @return table editor panel
*/
private JPanel tableTab() {
JPanel result = new JPanel(new BorderLayout());
DefaultTableModel model = new DefaultTableModel(1, 1);
model.setValueAt(new BigDecimal(0L), 0, 0);
JideTable table = new JideTable(model);
table.putClientProperty("terminateEditOnFocusLost", Boolean.TRUE);
final int actualCol0 = TableModelWrapperUtils.getActualColumnAt(table.getModel(), 0);
CustomCellEditor bdce = new CustomCellEditor(Integer.class);
table.getColumnModel().getColumn(actualCol0).setCellEditor(bdce);
result.add(table, BorderLayout.CENTER);
return result;
}
/**
* @return Main panel with tabs
*/
private JComponent buildPanel() {
JPanel mainPanel = new JPanel(new BorderLayout());
final DocumentPane documentPane = new DocumentPane();
DocumentComponent dc1 = new DocumentComponent(new JLabel("tab1 label"), "aaa");
documentPane.openDocument(dc1);
DocumentComponent dc2 = new DocumentComponent(tableTab(), "TABLETAB");
documentPane.openDocument(dc2);
documentPane.setActiveDocument("TABLETAB");
documentPane.setTabbedPaneCustomizer(new DocumentPane.TabbedPaneCustomizer() {
@Override
public void customize(final JideTabbedPane tabbedPane) {
tabbedPane.setShowCloseButton(true);
tabbedPane.setUseDefaultShowCloseButtonOnTab(false);
tabbedPane.setShowCloseButtonOnTab(true);
}
});
documentPane.setTabPlacement(SwingConstants.TOP);
mainPanel.add(documentPane, BorderLayout.CENTER);
mainPanel.add(new JButton(new AbstractAction("New tab") {
@Override
public void actionPerformed(ActionEvent e) {
Integer randInt = new Random().nextInt();
DocumentComponent newdc = new DocumentComponent(
new JLabel("Generated tab label " + randInt),
Integer.toString(randInt));
documentPane.openDocument(newdc);
}
}),
BorderLayout.NORTH);
JLabel decription = new JLabel("<html>Steps to reproduce:<br />" +
"TABLETAB should be the last tab<br />" +
"The \"correct\" value for cell editor is 777.<br />" +
"Enter any \"incorrect\" number, then close any tab standing before TABLETAB.<br />" +
"An exception caused by window repaint should be raised by now.<br />" +
"If dialog would not be modal, there would be no window repaint triggered.</html>");
mainPanel.add(decription, BorderLayout.SOUTH);
return mainPanel;
}
private class CustomCellEditor extends TextFieldCellEditor {
boolean firstTime = true;
public CustomCellEditor(Class<?> aClass) {
super(aClass);
_textField.setInputVerifier(new InputVerifier() {
@Override
public boolean verify(JComponent input) {
boolean valid = "777".equals(_textField.getText());
if (valid) return true;
final JDialog dialog = new JDialog();
dialog.setTitle("Exception expected");
dialog.setContentPane(new JLabel("<html>If one of previous tabs was closed, an exception should be raised by now.</html>"));
dialog.setLocationRelativeTo(null);
dialog.setModal(true); // Switching to false seems to fix the problem
dialog.setSize(new Dimension(300, 100));
dialog.setVisible(true);
return true;
}
});
}
@Override
public boolean stopCellEditing() {
System.out.println("Stopping cell edit " + new Random().nextInt() + "in edt: " + SwingUtilities.isEventDispatchThread());
if (firstTime) {
firstTime = false;
return false;
}
return _textField.getInputVerifier().shouldYieldFocus(_textField) && super.stopCellEditing();
}
}
}
例外：
Exception in thread "AWT-EventQueue-0" java.lang.IndexOutOfBoundsException: Index: 1, Size: 1
at java.util.ArrayList.rangeCheck(ArrayList.java:635)
at java.util.ArrayList.get(ArrayList.java:411)
at javax.swing.JTabbedPane.getComponentAt(JTabbedPane.java:1224)
at com.jidesoft.plaf.vsnet.VsnetJideTabbedPaneUI.paintContentBorder(Unknown Source)
at com.jidesoft.plaf.basic.BasicJideTabbedPaneUI.paintContentBorder(Unknown Source)
at com.jidesoft.plaf.basic.BasicJideTabbedPaneUI.paint(Unknown Source)
at javax.swing.plaf.ComponentUI.update(ComponentUI.java:161)
at javax.swing.JComponent.paintComponent(JComponent.java:779)
at javax.swing.JComponent.paint(JComponent.java:1055)
at javax.swing.JComponent.paintChildren(JComponent.java:888)
at javax.swing.JComponent.paint(JComponent.java:1064)
at javax.swing.JComponent.paintChildren(JComponent.java:888)
at javax.swing.JComponent.paint(JComponent.java:1064)
at javax.swing.JComponent.paintToOffscreen(JComponent.java:5232)
at javax.swing.BufferStrategyPaintManager.paint(BufferStrategyPaintManager.java:295)
at javax.swing.RepaintManager.paint(RepaintManager.java:1249)
at javax.swing.JComponent._paintImmediately(JComponent.java:5180)
at javax.swing.JComponent.paintImmediately(JComponent.java:4991)
at javax.swing.RepaintManager$3.run(RepaintManager.java:808)
at javax.swing.RepaintManager$3.run(RepaintManager.java:796)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:796)
at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:769)
at javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:718)
at javax.swing.RepaintManager.access$1100(RepaintManager.java:62)
at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1677)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:312)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:745)
at java.awt.EventQueue.access$300(EventQueue.java:103)
at java.awt.EventQueue$3.run(EventQueue.java:706)
at java.awt.EventQueue$3.run(EventQueue.java:704)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:715)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:154)
at java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:182)
at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:221)
at java.security.AccessController.doPrivileged(Native Method)
at java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:219)
at java.awt.Dialog.show(Dialog.java:1082)
at java.awt.Component.show(Component.java:1655)
at java.awt.Component.setVisible(Component.java:1607)
at java.awt.Window.setVisible(Window.java:1014)
at java.awt.Dialog.setVisible(Dialog.java:1005)
at com.example.ModalPopupFailure$CustomCellEditor$1.verify(ModalPopupFailure.java:124)
at javax.swing.InputVerifier.shouldYieldFocus(InputVerifier.java:132)
at javax.swing.JComponent$1.acceptRequestFocus(JComponent.java:3589)
at java.awt.Component.isRequestFocusAccepted(Component.java:7739)
at java.awt.Component.requestFocusHelper(Component.java:7621)
at java.awt.Component.requestFocusInWindow(Component.java:7544)
at java.awt.Component.transferFocus(Component.java:7842)
at java.awt.Component.hide(Component.java:1688)
at javax.swing.JComponent.hide(JComponent.java:5585)
at java.awt.Component.show(Component.java:1657)
at java.awt.Component.setVisible(Component.java:1607)
at javax.swing.JComponent.setVisible(JComponent.java:2641)
at com.jidesoft.plaf.basic.BasicJideTabbedPaneUI.setVisibleComponent(Unknown Source)
at com.jidesoft.plaf.basic.BasicJideTabbedPaneUI$PropertyChangeHandler.propertyChange(Unknown Source)
at java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:335)
at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:327)
at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:263)
at java.awt.Component.firePropertyChange(Component.java:8393)
at javax.swing.JComponent.putClientProperty(JComponent.java:4103)
at javax.swing.JTabbedPane.removeTabAt(JTabbedPane.java:971)
at com.jidesoft.swing.JideTabbedPane.removeTabAt(Unknown Source)
at com.jidesoft.document.TdiGroup.removeDocument(Unknown Source)
at com.jidesoft.document.DocumentPane.a(Unknown Source)
at com.jidesoft.document.DocumentPane.a(Unknown Source)
at com.jidesoft.document.DocumentPane.a(Unknown Source)
at com.jidesoft.document.DocumentPane.a(Unknown Source)
at com.jidesoft.document.DocumentPane.closeDocument(Unknown Source)
at com.jidesoft.document.DocumentPane.closeSingleDocument(Unknown Source)
at com.jidesoft.document.DocumentPane$34.actionPerformed(Unknown Source)
at com.jidesoft.plaf.basic.BasicJideTabbedPaneUI$CloseTabAction.actionPerformed(Unknown Source)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
at java.awt.Component.processMouseEvent(Component.java:6516)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
at java.awt.Component.processEvent(Component.java:6281)
at java.awt.Container.processEvent(Container.java:2229)
at java.awt.Component.dispatchEventImpl(Component.java:4872)
at java.awt.Container.dispatchEventImpl(Container.java:2287)
at java.awt.Component.dispatchEvent(Component.java:4698)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422)
at java.awt.Container.dispatchEventImpl(Container.java:2273)
at java.awt.Window.dispatchEventImpl(Window.java:2719)
at java.awt.Component.dispatchEvent(Component.java:4698)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:747)
at java.awt.EventQueue.access$300(EventQueue.java:103)
at java.awt.EventQueue$3.run(EventQueue.java:706)
at java.awt.EventQueue$3.run(EventQueue.java:704)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
at java.awt.EventQueue$4.run(EventQueue.java:720)
at java.awt.EventQueue$4.run(EventQueue.java:718)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:717)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)
添加了一些调试信息 "extended" version of code。 我仍然无法找出问题的根源，没有提到修复。提前谢谢。
编辑：好的，我现在想到的一件事就是在verify（）方法is wrong, according to docs中显示一个对话框：
验证方法仅用于确定输入是否有效，它应该永远不会显示对话框或导致任何其他副作用。 shouldYieldFocus方法调用verify，如果值无效，则将其设置为最小值或最大值。允许使用shouldYieldFocus方法引起副作用......
所以我将所有不实际验证的代码移动到了shouldFieldFocus（）。这并没有解决问题，但是使用SwingUtilities.invokeLater（）进一步延迟dialog.show（）似乎工作正常，没有陷阱......但是。
public CustomCellEditor(Class<?> aClass) {
super(aClass);
_textField.setInputVerifier(new InputVerifier() {
@Override
public boolean shouldYieldFocus(JComponent input) {
boolean inputOK = verify(input);
if (!inputOK) {
final ru.esc.erp.core.components.Dialog dialog = new ru.esc.erp.core.components.Dialog();
dialog.setTitle("Exception may be raised");
dialog.setContentPane(new JLabel("<html>Modal dialog opened with yet another delay.</html>"));
dialog.setLocationRelativeTo(null);
dialog.setModal(true); // false "fixes" the problem
dialog.setSize(new Dimension(300, 100));
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
dialog.setVisible(true);
}
});
}
return inputOK;
}
@Override
public boolean verify(JComponent input) {
return "777".equals(_textField.getText());
}
});
}
Edit2： gif with captured video
答案 0 :(得分：1)
好的，在JideTabbedPaneUI中它是a bug。 我已经用我的例子测试了修补的jide-oss，并且不再有例外（但是，当关闭标签时，现在有一些非关键的UI故障）。 找到了问题的根源。
编辑：他们后来在3.6.17修复了这个问题：由JIDE支持»2017年2月1日星期三上午12:10 您知道，这个错误已在3.6.17中修复，该错误刚刚发布。