// This is the code in my Home_Page to perform when the jbutton is clicked.
private void homeActionPerformed(java.awt.event.ActionEvent evt)
{
jDesktopPane1.removeAll();
error_ e = new error_();
jDesktopPane1.add(e);
e.setVisible(true);
jDesktopPane1.updateUI();
// TODO add your handling code here:
}
//This is the parameter need to pass through constructor of jinternalframe form "error_"
public String eid1;
Model.JDBC j=new JDBC();
public error_(String eid)
{
initComponents();
jLabel3.setText(eid);
ResultSet rs;
try
{
rs = j.getData("select mid from employee where eid='"+eid+"'");
if(rs.next()==true)
{
if(rs.next()==true)
{
if(rs.getString(1).equals"sp/cso/it/1")
{
if(eid.equals("sp/cso/it/1"))
{}
else if(eid.equals("sp/cso/finance/1"))
{
System.out.println("else if");
}
else
{
System.out.println("else");
}
}
}
}
else
{
System.out.println("outer else executed");
}
}
catch (Exception ex)
{
Logger.getLogger(Home_Page.class.getName()).log(Level.SEVERE, null, ex);
}
}
//This is the code in Home_Page to load the jinternalframe form error_ on to the jDesktopPane in Home_Page
private void homeActionPerformed(java.awt.event.ActionEvent evt) {
jDesktopPane1.removeAll();
error_ e = new error_();
jDesktopPane1.add(e);
e.setVisible(true);
jDesktopPane1.updateUI();
// TODO add your handling code here:
}
Home_Page是主要的jFrame表单,它上面有一个jDesktopPane。当我点击Home_Page上的jButton Home时,我需要将jinternaframe表单错误加载到该jDesktoPane。
但是当我尝试在jinternalframe中传递参数时,在Home_Page中出现错误,说错误构造函数_
我做到了。在那个构造函数中有一个抛出部分,抛出一个异常,如下所示。
debug:
Exception in thread "AWT-EventQueue-0" java.lang.RuntimeException: Uncompilable source code - constructor error_ in class Viewer.error_ cannot be applied to given types;
required: java.lang.String
found: no arguments
reason: actual and formal argument lists differ in length
at Viewer.Home_Page.homeActionPerformed(Home_Page.java:418)
at Viewer.Home_Page.access$100(Home_Page.java:33)
at Viewer.Home_Page$2.actionPerformed(Home_Page.java:166)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
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.Component.processMouseEvent(Component.java:6533)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6298)
at java.awt.Container.processEvent(Container.java:2236)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2294)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)
at java.awt.Container.dispatchEventImpl(Container.java:2280)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.awt.EventQueue$4.run(EventQueue.java:729)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)