public boolean canRunToLine( IWorkbenchPart part, ISelection selection,
		ISuspendResume target )
{
	if ( target instanceof ScriptDebugElement )
	{
		IDebugElement element = (IDebugElement) target;
		ScriptDebugTarget adapter = (ScriptDebugTarget) element.getDebugTarget( )
				.getAdapter( IDebugTarget.class );
		return adapter != null;
	}
	return false;
}
 

public void runToLine( IWorkbenchPart part, ISelection selection,
		ISuspendResume target ) throws CoreException
{
	ITextEditor textEditor = getTextEditor( part );

	if ( textEditor == null )
	{
		return;
	}
	else
	{
		IEditorInput input = textEditor.getEditorInput( );

		if ( input == null || !( input instanceof DebugJsInput ) )
		{
			return;
		}

		DebugJsInput scriptInput = (DebugJsInput) input;
		IResource resource = (IResource) input.getAdapter( IResource.class );
		if ( resource == null )
		{
			resource = ScriptDebugUtil.getDefaultResource( );
		}

		final IDocument document = textEditor.getDocumentProvider( )
				.getDocument( input );
		if ( document == null )
		{
			return;
		}
		else
		{
			final int[] validLine = new int[1];
			// final String[] typeName = new String[1];
			final int[] lineNumber = new int[1];
			final ITextSelection textSelection = (ITextSelection) selection;
			Runnable r = new Runnable( ) {

				public void run( )
				{
					lineNumber[0] = textSelection.getStartLine( ) + 1;
				}
			};
			BusyIndicator.showWhile( DebugUI.getStandardDisplay( ), r );
			// TODO add the validLine to adjust if the line is validLine
			validLine[0] = lineNumber[0];
			if ( validLine[0] == lineNumber[0] )
			{
				ScriptLineBreakpoint point = new RunToLinebreakPoint( resource,
						scriptInput.getFile( ).getAbsolutePath( ),
						scriptInput.getId( ),
						lineNumber[0] );
				point.setType( ScriptLineBreakpoint.RUNTOLINE );
				if ( target instanceof IAdaptable )
				{
					ScriptDebugTarget debugTarget = (ScriptDebugTarget) ( (IAdaptable) target ).getAdapter( IDebugTarget.class );
					if ( debugTarget != null )
					{
						debugTarget.breakpointAdded( point );
						debugTarget.resume( );
					}
				}
			}
			else
			{
				// invalid line
				return;
			}
		}

	}
}
 

@Override
public boolean canRunToLine(IWorkbenchPart part, ISelection selection, ISuspendResume target) {
    return true;
}
 

@Override
public boolean canSetNextToLine(IWorkbenchPart part, ISelection selection, ISuspendResume target) {
    return true;
}
 

/**
 * 
 * @param part
 * @param selection
 * @param target
 * @throws CoreException
 */
public boolean setNextToLine(IWorkbenchPart part, ISelection selection, ISuspendResume target) throws CoreException;
 

/**
 * 
 * @param part
 * @param selection
 * @param target
 * @return
 */
public boolean canSetNextToLine(IWorkbenchPart part, ISelection selection, ISuspendResume target);