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//
// VariableValueReference.cs
//
// Author:
// Lluis Sanchez Gual <lluis@novell.com>
//
// Copyright (c) 2009 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using System.Collections.Generic;
using Mono.Debugging.Evaluation;
using Mono.Debugging.Client;
using Mono.Debugger.Soft;
namespace Mono.Debugging.Soft
{
public class VariableValueReference : ValueReference
{
string name;
LocalVariable variable;
public VariableValueReference (EvaluationContext ctx, string name, LocalVariable variable): base (ctx)
{
this.name = name;
this.variable = variable;
}
public override ObjectValueFlags Flags {
get {
return ObjectValueFlags.Variable;
}
}
public override string Name {
get {
return name;
}
}
public override object Type {
get {
return variable.Type;
}
}
public override object Value {
get {
SoftEvaluationContext ctx = (SoftEvaluationContext) Context;
try {
var value = ctx.Frame.GetValue (variable);
if (variable.Type.IsPointer) {
long addr = (long) ((PrimitiveValue) value).Value;
value = new PointerValue (value.VirtualMachine, variable.Type, addr);
}
return value;
} catch (AbsentInformationException) {
throw new EvaluatorException ("Value not available");
} catch (ArgumentException ex) {
throw new EvaluatorException (ex.Message);
}
}
set {
SoftEvaluationContext ctx = (SoftEvaluationContext) Context;
ctx.Frame.SetValue (variable, (Value) value);
}
}
}
}
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