ASTMap.cs

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/*++
Copyright (c) 2012 Microsoft Corporation
 
Module Name:
 
    ASTMap.cs
 
Abstract:
 
    Z3 Managed API: AST Maps
 
Author:
 
    Christoph Wintersteiger (cwinter) 2012-03-21
 
Notes:
    
--*/
 
using System.Diagnostics;
using System;
 
namespace Microsoft.Z3
{
    internal class ASTMap : Z3Object
    {
        public bool Contains(AST k)
        {
            Debug.Assert(k != null);
 
            return 0 != Native.Z3_ast_map_contains(Context.nCtx, NativeObject, k.NativeObject);
        }
 
        public AST Find(AST k)
        {
            Debug.Assert(k != null);
 
            return new AST(Context, Native.Z3_ast_map_find(Context.nCtx, NativeObject, k.NativeObject));
        }
 
        public void Insert(AST k, AST v)
        {
            Debug.Assert(k != null);
            Debug.Assert(v != null);
 
            Native.Z3_ast_map_insert(Context.nCtx, NativeObject, k.NativeObject, v.NativeObject);
        }
 
        public void Erase(AST k)
        {
            Debug.Assert(k != null);
 
            Native.Z3_ast_map_erase(Context.nCtx, NativeObject, k.NativeObject);
        }
 
        public void Reset()
        {
            Native.Z3_ast_map_reset(Context.nCtx, NativeObject);
        }
 
        public uint Size
        {
            get { return Native.Z3_ast_map_size(Context.nCtx, NativeObject); }
        }
 
        public AST[] Keys
        {
            get
            {
                using ASTVector res = new ASTVector(Context, Native.Z3_ast_map_keys(Context.nCtx, NativeObject));
                return res.ToArray();
            }
        }
 
        public override string ToString()
        {
            return Native.Z3_ast_map_to_string(Context.nCtx, NativeObject);
        }
 
        #region Internal
        internal ASTMap(Context ctx, IntPtr obj)
            : base(ctx, obj)
        {
            Debug.Assert(ctx != null);
        }
        internal ASTMap(Context ctx)
            : base(ctx, Native.Z3_mk_ast_map(ctx.nCtx))
        {
            Debug.Assert(ctx != null);
        }
 
        internal override void IncRef(IntPtr o)
        {
            Native.Z3_ast_map_inc_ref(Context.nCtx, o);
        }
 
        internal override void DecRef(IntPtr o)
        {
            lock (Context)
            {
                if (Context.nCtx != IntPtr.Zero)
                    Native.Z3_ast_map_dec_ref(Context.nCtx, o);
            }
        }
        #endregion
    }
}