ToggleBreakpointActionProvider.java 文件源码

@Override
public void propertyChange (PropertyChangeEvent evt) {
    String url = EditorContextBridge.getContext().getCurrentURL();
    FileObject fo;
    try {
        fo = URLMapper.findFileObject(new URL(url));
    } catch (MalformedURLException muex) {
        fo = null;
    }
    setEnabled (
        ActionsManager.ACTION_TOGGLE_BREAKPOINT,
        (EditorContextBridge.getContext().getCurrentLineNumber () >= 0) && 
        (fo != null && "text/x-java".equals(fo.getMIMEType()))  // NOI18N
        //(EditorContextBridge.getCurrentURL ().endsWith (".java"))
    );
    if ( debugger != null && 
         debugger.getState () == JPDADebugger.STATE_DISCONNECTED
    ) 
        destroy ();
}