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using System;
using System.Xml;
using Mono.Debugger.Backend;
namespace Mono.Debugger
{
public class SourceBreakpoint : Breakpoint
{
BreakpointHandle handle;
DebuggerSession session;
SourceLocation location;
public override bool IsPersistent {
get { return true; }
}
public SourceLocation Location {
get { return location; }
}
internal SourceBreakpoint (DebuggerSession session, ThreadGroup group,
SourceLocation location)
: base (EventType.Breakpoint, location.Name, group)
{
this.session = session;
this.location = location;
}
internal SourceBreakpoint (DebuggerSession session, int index, ThreadGroup group,
SourceLocation location)
: base (EventType.Breakpoint, index, location.Name, group)
{
this.session = session;
this.location = location;
}
internal Breakpoint Clone (int breakpoint_id)
{
SourceBreakpoint new_bpt = new SourceBreakpoint (
session, GetNextEventIndex (), ThreadGroup, location);
new_bpt.handle = new SimpleBreakpointHandle (new_bpt, breakpoint_id);
return new_bpt;
}
protected override void GetSessionData (XmlElement root, XmlElement element)
{
XmlElement location_e = root.OwnerDocument.CreateElement ("Location");
location_e.SetAttribute ("name", location.Name);
element.AppendChild (location_e);
location.GetSessionData (location_e);
}
public override bool IsActivated {
get { return handle != null; }
}
internal override BreakpointHandle Resolve (Thread target, StackFrame frame)
{
if (handle != null)
return handle;
handle = location.ResolveBreakpoint (session, this);
return handle;
}
public override void Activate (Thread target)
{
Resolve (target, target.CurrentFrame);
if (handle == null)
throw new TargetException (TargetError.LocationInvalid);
handle.Insert (target);
}
public override void Deactivate (Thread target)
{
if (handle != null) {
handle.Remove (target);
handle = null;
}
}
internal override void OnTargetExited ()
{
if (location != null)
location.OnTargetExited ();
handle = null;
}
}
}
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