MetadataCacheItem.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / ndp / fx / src / DataWeb / Server / System / Data / Services / Caching / MetadataCacheItem.cs / 2 / MetadataCacheItem.cs
                        

                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//  
//      Provides a class to cache metadata information.
//  
// 
// @owner  [....]
//--------------------------------------------------------------------- 

namespace System.Data.Services.Caching
{
    using System; 
    using System.Diagnostics;
    using System.Collections.Generic; 
    using System.Data.Services.Providers; 

    /// Use this class to cache metadata for providers. 
    internal class MetadataCacheItem
    {
        #region Private fields.
 
        ///  list of top level entity sets
        private readonly Dictionary entitySets; 
 
        /// Collection of service operations, keyed by name.
        private readonly Dictionary serviceOperations; 

        /// Target type for the data provider.
        private readonly Type type;
 
        /// Cache of resource properties per type.
        private readonly Dictionary typeCache; 
 
        /// Service configuration information.
        private DataServiceConfiguration configuration; 

        /// If the metadata is compliant with the edm schema v1.0 other false, indicating that we need to use 1.1 schema
        /// 1> Edm Schema 1.0 FunctionImport returns only collection of scalars or collection of entities
        private bool edmVersion1Schema = true; 

        #endregion Private fields. 
 
        /// Initializes a new  instance.
        /// Type of data context for which metadata will be generated. 
        internal MetadataCacheItem(Type type)
        {
            Debug.Assert(type != null, "type != null");
 
            this.serviceOperations = new Dictionary();
            this.typeCache = new Dictionary(); 
            this.entitySets = new Dictionary(); 
            this.type = type;
        } 

        #region Properties.

        /// Service configuration information. 
        internal DataServiceConfiguration Configuration
        { 
            [DebuggerStepThrough] 
            get
            { 
                return this.configuration;
            }

            set 
            {
                Debug.Assert(value != null, "value != null"); 
                Debug.Assert(this.configuration == null, "this.configuration == null -- otherwise it's being set more than once"); 
                this.configuration = value;
            } 
        }

        /// Collection of service operations, keyed by name.
        internal Dictionary ServiceOperations 
        {
            [DebuggerStepThrough] 
            get { return this.serviceOperations; } 
        }
 
        /// Cache of resource properties per type.
        internal Dictionary TypeCache
        {
            [DebuggerStepThrough] 
            get { return this.typeCache; }
        } 
 
        ///  list of top level entity sets
        internal Dictionary EntitySets 
        {
            [DebuggerStepThrough]
            get { return this.entitySets; }
        } 

        /// Target type for the data provider. 
        internal Type Type 
        {
            [DebuggerStepThrough] 
            get { return this.type; }
        }

        /// Returns true if the metadata adheres to edm v1 constraints otherwise returns false. 
        internal bool EdmVersion1Schema
        { 
            get { return this.edmVersion1Schema; } 
            set { this.edmVersion1Schema = value; }
        } 

        #endregion Properties.

        /// Seals this item instance and prevents further changes. 
        /// 
        /// This method should be called after the configuration has been set up and before it's placed on the 
        /// metadata cache for sharing. 
        /// 
        internal void Seal() 
        {
            this.configuration.Seal();
            foreach (ResourceType t in this.typeCache.Values)
            { 
                t.TrimExcess();
            } 
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//  
//      Provides a class to cache metadata information.
//  
// 
// @owner  [....]
//--------------------------------------------------------------------- 

namespace System.Data.Services.Caching
{
    using System; 
    using System.Diagnostics;
    using System.Collections.Generic; 
    using System.Data.Services.Providers; 

    /// Use this class to cache metadata for providers. 
    internal class MetadataCacheItem
    {
        #region Private fields.
 
        ///  list of top level entity sets
        private readonly Dictionary entitySets; 
 
        /// Collection of service operations, keyed by name.
        private readonly Dictionary serviceOperations; 

        /// Target type for the data provider.
        private readonly Type type;
 
        /// Cache of resource properties per type.
        private readonly Dictionary typeCache; 
 
        /// Service configuration information.
        private DataServiceConfiguration configuration; 

        /// If the metadata is compliant with the edm schema v1.0 other false, indicating that we need to use 1.1 schema
        /// 1> Edm Schema 1.0 FunctionImport returns only collection of scalars or collection of entities
        private bool edmVersion1Schema = true; 

        #endregion Private fields. 
 
        /// Initializes a new  instance.
        /// Type of data context for which metadata will be generated. 
        internal MetadataCacheItem(Type type)
        {
            Debug.Assert(type != null, "type != null");
 
            this.serviceOperations = new Dictionary();
            this.typeCache = new Dictionary(); 
            this.entitySets = new Dictionary(); 
            this.type = type;
        } 

        #region Properties.

        /// Service configuration information. 
        internal DataServiceConfiguration Configuration
        { 
            [DebuggerStepThrough] 
            get
            { 
                return this.configuration;
            }

            set 
            {
                Debug.Assert(value != null, "value != null"); 
                Debug.Assert(this.configuration == null, "this.configuration == null -- otherwise it's being set more than once"); 
                this.configuration = value;
            } 
        }

        /// Collection of service operations, keyed by name.
        internal Dictionary ServiceOperations 
        {
            [DebuggerStepThrough] 
            get { return this.serviceOperations; } 
        }
 
        /// Cache of resource properties per type.
        internal Dictionary TypeCache
        {
            [DebuggerStepThrough] 
            get { return this.typeCache; }
        } 
 
        ///  list of top level entity sets
        internal Dictionary EntitySets 
        {
            [DebuggerStepThrough]
            get { return this.entitySets; }
        } 

        /// Target type for the data provider. 
        internal Type Type 
        {
            [DebuggerStepThrough] 
            get { return this.type; }
        }

        /// Returns true if the metadata adheres to edm v1 constraints otherwise returns false. 
        internal bool EdmVersion1Schema
        { 
            get { return this.edmVersion1Schema; } 
            set { this.edmVersion1Schema = value; }
        } 

        #endregion Properties.

        /// Seals this item instance and prevents further changes. 
        /// 
        /// This method should be called after the configuration has been set up and before it's placed on the 
        /// metadata cache for sharing. 
        /// 
        internal void Seal() 
        {
            this.configuration.Seal();
            foreach (ResourceType t in this.typeCache.Values)
            { 
                t.TrimExcess();
            } 
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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