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using System;
using System.Collections;
using ST = System.Threading;
using System.Runtime.InteropServices;
using Mono.Debugger.Backend;
namespace Mono.Debugger.Backend
{
// <summary>
// This class maintains the debugger's symbol tables.
// </summary>
internal class SymbolTableManager : DebuggerMarshalByRefObject, ISymbolTable, IDisposable
{
DebuggerSession session;
ArrayList symbol_files;
internal SymbolTableManager (DebuggerSession session)
{
this.session = session;
this.symbol_files = ArrayList.Synchronized (new ArrayList ());
}
internal void AddSymbolFile (SymbolFile symfile)
{
symbol_files.Add (symfile);
}
//
// ISymbolLookup
//
public Method Lookup (TargetAddress address)
{
foreach (SymbolFile symfile in symbol_files) {
if (!symfile.SymbolsLoaded)
continue;
Method method = symfile.SymbolTable.Lookup (address);
if (method != null)
return method;
}
return null;
}
public Symbol SimpleLookup (TargetAddress address, bool exact_match)
{
foreach (SymbolFile symfile in symbol_files) {
Symbol name = symfile.SimpleLookup (address, exact_match);
if (name != null)
return name;
}
return null;
}
//
// ISymbolContainer
//
bool ISymbolContainer.IsContinuous {
get { return false; }
}
TargetAddress ISymbolContainer.StartAddress {
get { throw new InvalidOperationException (); }
}
TargetAddress ISymbolContainer.EndAddress {
get { throw new InvalidOperationException (); }
}
//
// ISymbolTable
//
bool ISymbolTable.HasRanges {
get { return false; }
}
ISymbolRange[] ISymbolTable.SymbolRanges {
get { throw new InvalidOperationException (); }
}
bool ISymbolTable.HasMethods {
get { return false; }
}
Method[] ISymbolTable.Methods {
get { throw new InvalidOperationException (); }
}
bool ISymbolTable.IsLoaded {
get { return true; }
}
void ISymbolTable.UpdateSymbolTable ()
{ }
public event SymbolTableChangedHandler SymbolTableChanged;
//
// IDisposable
//
private bool disposed = false;
private void check_disposed ()
{
if (disposed)
throw new ObjectDisposedException ("SymbolTableManager");
}
protected virtual void Dispose (bool disposing)
{
if (!this.disposed) {
if (disposing) {
symbol_files = ArrayList.Synchronized (new ArrayList ());
}
this.disposed = true;
}
}
public void Dispose ()
{
Dispose (true);
// Take yourself off the Finalization queue
GC.SuppressFinalize (this);
}
~SymbolTableManager ()
{
Dispose (false);
}
}
}
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