processing.mode.java.debug

Class LineBreakpoint

java.lang.Object

processing.mode.java.debug.LineBreakpoint

All Implemented Interfaces:

ClassLoadListener

public class LineBreakpoint
extends Object
implements ClassLoadListener

Model/Controller of a line breakpoint. Can be set before or while debugging. Adds a highlight using the debuggers view (DebugEditor).

Author:

Martin Leopold

Field Summary

Fields

Modifier and Type	Field and Description
protected com.sun.jdi.request.BreakpointRequest	bpr
protected Debugger	dbg
protected LineID	line
protected com.sun.jdi.ReferenceType	theClass

Constructor Summary

Constructors

Constructor and Description
LineBreakpoint(int lineIdx, Debugger dbg) Create a LineBreakpoint on a line in the current tab.
LineBreakpoint(LineID line, Debugger dbg) Create a LineBreakpoint.

Method Summary

Modifier and Type	Method and Description
protected void	attach() Attach this breakpoint to the VM.
void	classLoaded(com.sun.jdi.ReferenceType theClass) Event handler called when a class is loaded in the debugger.
protected String	className() Get the name of the class this breakpoint belongs to.
protected void	detach() Detach this breakpoint from the VM.
boolean	isOnLine(LineID testLine) Test if this breakpoint is on a certain line.
LineID	lineID() Get the line id this breakpoint is on.
void	remove() Remove this breakpoint.
protected void	set() Set this breakpoint.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

dbg

protected Debugger dbg

line

protected LineID line

bpr

protected com.sun.jdi.request.BreakpointRequest bpr

theClass

protected com.sun.jdi.ReferenceType theClass

Constructor Detail

LineBreakpoint

public LineBreakpoint(LineID line,
                      Debugger dbg)

Create a LineBreakpoint. If in a debug session, will try to immediately set the breakpoint. If not in a debug session or the corresponding class is not yet loaded the breakpoint will activate on class load.

Parameters:

line - the line id to create the breakpoint on

dbg - the Debugger

LineBreakpoint

public LineBreakpoint(int lineIdx,
                      Debugger dbg)

Create a LineBreakpoint on a line in the current tab.

Parameters:

lineIdx - the line index of the current tab to create the breakpoint on

dbg - the Debugger

Method Detail

lineID

public LineID lineID()

Get the line id this breakpoint is on.

Returns:

the line id

isOnLine

public boolean isOnLine(LineID testLine)

Test if this breakpoint is on a certain line.

Parameters:

testLine - the line id to test

Returns:

true if this breakpoint is on the given line

attach

protected void attach()

Attach this breakpoint to the VM. Creates and enables a BreakpointRequest. VM needs to be paused.

detach

protected void detach()

Detach this breakpoint from the VM. Deletes the BreakpointRequest.

set

protected void set()

Set this breakpoint. Adds the line highlight. If Debugger is paused also attaches the breakpoint by calling attach().

remove

public void remove()

Remove this breakpoint. Clears the highlight and detaches the breakpoint if the debugger is paused.

toString

public String toString()

Overrides:

toString in class Object

className

protected String className()

Get the name of the class this breakpoint belongs to. Needed for fetching the right location to create a breakpoint request.

Returns:

the class name

classLoaded

public void classLoaded(com.sun.jdi.ReferenceType theClass)

Event handler called when a class is loaded in the debugger. Causes the breakpoint to be attached, if its class was loaded.

Specified by:

classLoaded in interface ClassLoadListener

Parameters:

theClass - the class that was just loaded.