Adding project repositories base. related #1

src/PetStore.Core/PetStore.Core.csproj

@@ -63,6 +63,11 @@
     <Compile Include="Infrastructure\UnitOfWork\IUnitOfWork.cs" />
     <Compile Include="Infrastructure\UnitOfWork\UnitOfWorkManager.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Repository\AddPersistenceException.cs" />
+    <Compile Include="Repository\FindPersistenceException.cs" />
+    <Compile Include="Repository\IRepository.cs" />
+    <Compile Include="Repository\PersistenceException.cs" />
+    <Compile Include="Repository\RemovePersistenceException.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\PetStore.Resources\PetStore.Resources.csproj">

src/PetStore.Core/Repository/AddPersistenceException.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using PetStore.Core.Extension;
+using PetStore.Resources;
+
+namespace PetStore.Core.Repository
+{
+    /// <summary>
+    /// Exception on adding objects to repositories
+    /// </summary>
+    public class AddPersistenceException : PersistenceException
+    {
+        #region Constructors
+
+        public AddPersistenceException() : this(GeneralResources.AddPersistenceExceptionDefaultMessage) { }
+
+        public AddPersistenceException(string message) : base(message) { }
+
+        public AddPersistenceException(string message, Exception innerException) : base(message, innerException) { }
+
+        protected AddPersistenceException(SerializationInfo info, StreamingContext context)
+            : base(info, context)
+        {
+        }
+
+        public AddPersistenceException(object obj, Exception innerException) : base(GetMessage(obj), innerException) { }
+
+        #endregion
+
+        #region Private Methods
+
+        private static string GetMessage(object obj)
+        {
+            return GeneralResources.AddPersistenceExceptionCustomMessage.FormatWith(obj);
+        }
+
+        #endregion
+    }
+}

src/PetStore.Core/Repository/FindPersistenceException.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using PetStore.Core.Extension;
+using PetStore.Resources;
+
+namespace PetStore.Core.Repository
+{
+    /// <summary>
+    /// Exception on retrieving objects from repositories
+    /// </summary>
+    public class FindPersistenceException : PersistenceException
+    {
+        #region Constructors
+
+        public FindPersistenceException() : this(GeneralResources.FindPersistenceExceptionDefaultMessage) { }
+
+        public FindPersistenceException(string message) : base(message) { }
+
+        public FindPersistenceException(string message, Exception innerException) : base(message, innerException) { }
+
+        protected FindPersistenceException(SerializationInfo info, StreamingContext context)
+            : base(info, context)
+        {
+        }
+
+        public FindPersistenceException(Type entityType, long objectId, Exception innerException) : base(GetMessage(entityType, objectId), innerException) { }
+
+        #endregion
+
+        #region Private Methods
+
+        private static string GetMessage(Type entityType, long objectId)
+        {
+            return GeneralResources.FindPersistenceExceptionCustomMessage.FormatWith(objectId, entityType);
+        }
+
+        #endregion
+    }
+}

src/PetStore.Core/Repository/IRepository.cs

@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace PetStore.Core.Repository
+{
+    /// <summary>
+    /// Generic repository interface
+    /// </summary>
+    /// <typeparam name="TEntity">Entity (agregation root).</typeparam>
+    public interface IRepository<TEntity> where TEntity : class
+    {
+        /// <summary>
+        /// Add (or update) an entity to the repository
+        /// </summary>
+        /// <param name="obj">Object to be added/updated.</param>
+        /// <exception cref="AddPersistenceException">Exception thrown when there is a problem on adding the object to the repository.</exception>
+        void Add(TEntity obj);
+
+        /// <summary>
+        /// Remove an entity from the repository
+        /// </summary>
+        /// <param name="obj">Object to be removed.</param>
+        /// <exception cref="RemovePersistenceException">Exception thrown when there is a problem on removing an entity from the repository.</exception>
+        void Remove(TEntity obj);
+
+        /// <summary>
+        /// Retrieves an entity.
+        /// </summary>
+        /// <param name="id">ID</param>
+        /// <returns>Entity</returns>
+        /// <exception cref="FindPersistenceException">Exception thrown when there is a problem on retrieving an entity from the repository.</exception>
+        TEntity FindById(int id);
+    }
+}

src/PetStore.Core/Repository/PersistenceException.cs

@@ -0,0 +1,39 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using PetStore.Resources;
+
+namespace PetStore.Core.Repository
+{
+    /// <summary>
+    /// Generic persistence exception.
+    /// </summary>
+    public abstract class PersistenceException : DomainException
+    {
+        #region Constructors
+
+        protected PersistenceException()
+            : this(GeneralResources.PersistenceExceptionDefaultMessage)
+        {
+        }
+
+        protected PersistenceException(string message)
+            : base(message)
+        {
+        }
+
+        protected PersistenceException(string message, Exception innerException)
+            : base(message, innerException)
+        {
+        }
+
+        protected PersistenceException(SerializationInfo info, StreamingContext context)
+            : base(info, context)
+        {
+        }
+
+        #endregion
+    }
+}

src/PetStore.Core/Repository/RemovePersistenceException.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using PetStore.Core.Extension;
+using PetStore.Resources;
+
+namespace PetStore.Core.Repository
+{
+    /// <summary>
+    /// Exception on removing objects from repositories
+    /// </summary>
+    public class RemovePersistenceException : PersistenceException
+    {
+        #region Constructors
+
+        public RemovePersistenceException() : this(GeneralResources.RemovePersistenceExceptionDefaultMessage) { }
+
+        public RemovePersistenceException(string message) : base(message) { }
+
+        public RemovePersistenceException(string message, Exception innerException) : base(message, innerException) { }
+
+        protected RemovePersistenceException(SerializationInfo info, StreamingContext context)
+            : base(info, context)
+        {
+        }
+
+        public RemovePersistenceException(object obj, Exception innerException) : base(GetMessage(obj), innerException) { }
+
+        #endregion
+
+        #region Private Methods
+
+        private static string GetMessage(object obj)
+        {
+            return GeneralResources.RemovePersistenceExceptionCustomMessage.FormatWith(obj);
+        }
+
+        #endregion
+    }
+}

src/PetStore.Resources/GeneralResources.resx

@@ -117,8 +117,40 @@
   <resheader name="writer">
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
+  <data name="AddPersistenceExceptionCustomMessage" xml:space="preserve">
+    <value>An error occurred while adding the object \"{0}\" to the repository.</value>
+    <comment>An error occurred while adding the object \"{0}\" to the repository.</comment>
+  </data>
+  <data name="AddPersistenceExceptionDefaultMessage" xml:space="preserve">
+    <value>An error occurred while adding the object to the repository.</value>
+    <comment>An error occurred while adding the object to the repository.</comment>
+  </data>
   <data name="DomainExceptionDefaultMessage" xml:space="preserve">
     <value>Domain error.</value>
     <comment>Domain error.</comment>
   </data>
+  <data name="FindPersistenceExceptionCustomMessage" xml:space="preserve">
+    <value>An error ocurred while retrieving the object of id \"{0}\" and type \"{1}\" from the repository.</value>
+    <comment>An error ocurred while retrieving the object of id \"{0}\" and type \"{1}\" from the repository.</comment>
+  </data>
+  <data name="FindPersistenceExceptionDefaultMessage" xml:space="preserve">
+    <value>An error occurred while retrieving the object from the repository.</value>
+    <comment>An error ocurred while retrieving the object from the repository.</comment>
+  </data>
+  <data name="PersistenceExceptionDefaultMessage" xml:space="preserve">
+    <value>An error occurred while persisting the object.</value>
+    <comment>An error ocurred while persisting the object.</comment>
+  </data>
+  <data name="RemovePersistenceExceptionCustomMessage" xml:space="preserve">
+    <value>An error occurred while removing the object \"{0}\" from the repository.</value>
+    <comment>An error ocurrend while removing the object \"{0}\" from the repository.</comment>
+  </data>
+  <data name="RemovePersistenceExceptionDefaultMessage" xml:space="preserve">
+    <value>An error occurred while removing the object from the repository.</value>
+    <comment>An error occurred while removing the object from the repository.</comment>
+  </data>
+  <data name="ValidationExceptionDefaultMessage" xml:space="preserve">
+    <value>Validation error.</value>
+    <comment>Validation error.</comment>
+  </data>
 </root>