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This commit is contained in:
yubaolee@163.com 2018-05-07 14:47:16 +08:00
parent 37a371a138
commit ebf037f518
5 changed files with 170 additions and 154 deletions
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2
OpenAuth.App/FlowInstanceApp.cs
View File

@ -436,7 +436,7 @@ namespace OpenAuth.App
public void Update(FlowInstance flowScheme)
{
Repository.Update(u => u.Id == flowScheme.Id, u => new FlowInstance());
Repository.Update(flowScheme);
}
public TableData Load(QueryFlowInstanceListReq request)

9
OpenAuth.Repository/BaseRepository.cs
View File

@ -30,7 +30,7 @@ namespace OpenAuth.Repository
}
/// <summary>
/// 查找单个
/// 查找单个，且不被上下文所跟踪
/// </summary>
public T FindSingle(Expression<Func<T, bool>> exp)
{
@ -87,9 +87,14 @@ namespace OpenAuth.Repository
public void Update(T entity)
{
var entry = this.Context.Entry(entity);
//todo:如果状态没有任何更改，会报错
entry.State = EntityState.Modified;
//如果数据没有发生变化
if (!this.Context.ChangeTracker.HasChanges())
{
return;
}
Save();
}

8
OpenAuth.Repository/OpenAuthDBContext.cs
View File

@ -19,9 +19,13 @@ namespace OpenAuth.Repository
{
Database.SetInitializer< OpenAuthDBContext>(null);
}
public OpenAuthDBContext()
:base("Name=OpenAuthDBContext")
{ }
: base("Name=OpenAuthDBContext")
{
// 关闭语义可空判断
Configuration.UseDatabaseNullSemantics = true;
}
public OpenAuthDBContext(string nameOrConnectionString)
: base(nameOrConnectionString)

298
OpenAuth.Repository/UnitWork.cs
View File

@ -1,151 +1,151 @@
using System;
using System.Data.Entity;
using System.Data.Entity.Migrations;
using System.Data.Entity.Validation;
using System.Linq;
using System.Linq.Expressions;
using EntityFramework.Extensions;
using Infrastructure;
using OpenAuth.Repository.Interface;
namespace OpenAuth.Repository
{
public class UnitWork: IUnitWork
{
protected OpenAuthDBContext Context = new OpenAuthDBContext();
/// <summary>
/// 根据过滤条件，获取记录
/// </summary>
/// <param name="exp">The exp.</param>
public IQueryable<T> Find<T>(Expression<Func<T, bool>> exp = null) where T : class
{
return Filter(exp);
}
public bool IsExist<T>(Expression<Func<T, bool>> exp) where T : class
{
return Context.Set<T>().Any(exp);
}
/// <summary>
/// 查找单个
/// </summary>
public T FindSingle<T>(Expression<Func<T, bool>> exp) where T:class
{
return Context.Set<T>().AsNoTracking().FirstOrDefault(exp);
}
/// <summary>
/// 得到分页记录
/// </summary>
/// <param name="pageindex">The pageindex.</param>
/// <param name="pagesize">The pagesize.</param>
/// <param name="orderby">排序，格式如："Id"/"Id descending"</param>
public IQueryable<T> Find<T>(int pageindex, int pagesize, string orderby = "", Expression<Func<T, bool>> exp = null) where T : class
{
if (pageindex < 1) pageindex = 1;
if (string.IsNullOrEmpty(orderby))
orderby = "Id descending";
return Filter(exp).OrderBy(orderby).Skip(pagesize * (pageindex - 1)).Take(pagesize);
}
/// <summary>
/// 根据过滤条件获取记录数
/// </summary>
public int GetCount<T>(Expression<Func<T, bool>> exp = null) where T : class
{
return Filter(exp).Count();
}
public void Add<T>(T entity) where T : Domain.Entity
{
if (string.IsNullOrEmpty(entity.Id))
{
entity.Id = Guid.NewGuid().ToString();
}
Context.Set<T>().Add(entity);
}
/// <summary>
/// 批量添加
/// </summary>
/// <param name="entities">The entities.</param>
public void BatchAdd<T>(T[] entities) where T : Domain.Entity
{
foreach (var entity in entities)
{
entity.Id = Guid.NewGuid().ToString();
}
Context.Set<T>().AddRange(entities);
}
public void Update<T>(T entity) where T:class
{
var entry = this.Context.Entry(entity);
//todo:如果状态没有任何更改，会报错
entry.State = EntityState.Modified;
}
public void Delete<T>(T entity) where T:class
{
Context.Set<T>().Remove(entity);
}
/// <summary>
/// 按指定id更新实体,会更新整个实体
/// </summary>
/// <param name="identityExp">The identity exp.</param>
/// <param name="entity">The entity.</param>
public void Update<T>(Expression<Func<T, object>> identityExp, T entity) where T:class
{
Context.Set<T>().AddOrUpdate(identityExp, entity);
}
/// <summary>
/// 实现按需要只更新部分更新
/// <para>如：Update(u =>u.Id==1,u =>new User{Name="ok"});</para>
/// </summary>
/// <param name="where">The where.</param>
/// <param name="entity">The entity.</param>
public void Update<T>(Expression<Func<T, bool>> where, Expression<Func<T, T>> entity) where T:class
{
Context.Set<T>().Where(where).Update(entity);
}
public virtual void Delete<T>(Expression<Func<T, bool>> exp) where T : class
{
Context.Set<T>().Where(exp).Delete();
}
public void Save()
{
try
{
Context.SaveChanges();
}
catch (DbEntityValidationException e)
{
throw new Exception(e.EntityValidationErrors.First().ValidationErrors.First().ErrorMessage);
}
}
private IQueryable<T> Filter<T>(Expression<Func<T, bool>> exp) where T : class
{
var dbSet = Context.Set<T>().AsQueryable();
if (exp != null)
dbSet = dbSet.Where(exp);
return dbSet;
}
public void ExecuteSql(string sql)
using System;
using System.Data.Entity;
using System.Data.Entity.Migrations;
using System.Data.Entity.Validation;
using System.Linq;
using System.Linq.Expressions;
using EntityFramework.Extensions;
using Infrastructure;
using OpenAuth.Repository.Interface;
namespace OpenAuth.Repository
{
public class UnitWork: IUnitWork
{
protected OpenAuthDBContext Context = new OpenAuthDBContext();
/// <summary>
/// 根据过滤条件，获取记录
/// </summary>
/// <param name="exp">The exp.</param>
public IQueryable<T> Find<T>(Expression<Func<T, bool>> exp = null) where T : class
{
return Filter(exp);
}
public bool IsExist<T>(Expression<Func<T, bool>> exp) where T : class
{
return Context.Set<T>().Any(exp);
}
/// <summary>
/// 查找单个
/// </summary>
public T FindSingle<T>(Expression<Func<T, bool>> exp) where T:class
{
return Context.Set<T>().AsNoTracking().FirstOrDefault(exp);
}
/// <summary>
/// 得到分页记录
/// </summary>
/// <param name="pageindex">The pageindex.</param>
/// <param name="pagesize">The pagesize.</param>
/// <param name="orderby">排序，格式如："Id"/"Id descending"</param>
public IQueryable<T> Find<T>(int pageindex, int pagesize, string orderby = "", Expression<Func<T, bool>> exp = null) where T : class
{
if (pageindex < 1) pageindex = 1;
if (string.IsNullOrEmpty(orderby))
orderby = "Id descending";
return Filter(exp).OrderBy(orderby).Skip(pagesize * (pageindex - 1)).Take(pagesize);
}
/// <summary>
/// 根据过滤条件获取记录数
/// </summary>
public int GetCount<T>(Expression<Func<T, bool>> exp = null) where T : class
{
return Filter(exp).Count();
}
public void Add<T>(T entity) where T : Domain.Entity
{
if (string.IsNullOrEmpty(entity.Id))
{
entity.Id = Guid.NewGuid().ToString();
}
Context.Set<T>().Add(entity);
}
/// <summary>
/// 批量添加
/// </summary>
/// <param name="entities">The entities.</param>
public void BatchAdd<T>(T[] entities) where T : Domain.Entity
{
foreach (var entity in entities)
{
entity.Id = Guid.NewGuid().ToString();
}
Context.Set<T>().AddRange(entities);
}
public void Update<T>(T entity) where T:class
{
var entry = this.Context.Entry(entity);
//todo:如果状态没有任何更改，会报错
entry.State = EntityState.Modified;
}
public void Delete<T>(T entity) where T:class
{
Context.Set<T>().Remove(entity);
}
/// <summary>
/// 按指定id更新实体,会更新整个实体
/// </summary>
/// <param name="identityExp">The identity exp.</param>
/// <param name="entity">The entity.</param>
public void Update<T>(Expression<Func<T, object>> identityExp, T entity) where T:class
{
Context.Set<T>().AddOrUpdate(identityExp, entity);
}
/// <summary>
/// 实现按需要只更新部分更新
/// <para>如：Update(u =>u.Id==1,u =>new User{Name="ok"});</para>
/// </summary>
/// <param name="where">The where.</param>
/// <param name="entity">The entity.</param>
public void Update<T>(Expression<Func<T, bool>> where, Expression<Func<T, T>> entity) where T:class
{
Context.Set<T>().Where(where).Update(entity);
}
public virtual void Delete<T>(Expression<Func<T, bool>> exp) where T : class
{
Context.Set<T>().Where(exp).Delete();
}
public void Save()
{
try
{
Context.SaveChanges();
}
catch (DbEntityValidationException e)
{
throw new Exception(e.EntityValidationErrors.First().ValidationErrors.First().ErrorMessage);
}
}
private IQueryable<T> Filter<T>(Expression<Func<T, bool>> exp) where T : class
{
var dbSet = Context.Set<T>().AsQueryable();
if (exp != null)
dbSet = dbSet.Where(exp);
return dbSet;
}
public void ExecuteSql(string sql)
{
Context.Database.ExecuteSqlCommand(sql);
}
}
}
}
}
}

7
OpenAuth.UnitTest/TestWorkflow.cs
View File

@ -49,5 +49,12 @@ namespace OpenAuth.UnitTest
Console.WriteLine(JsonHelper.Instance.Serialize(result.Result.FrmPreviewHtml));
}
[TestMethod]
public void TestUpdate()
{ //测试数据没有任何修改时EF报错的问题
var instance = _runApp.Get("d73e4412-9c49-4511-a30e-0d2f844afcee");
_runApp.Update(instance);
}
}
}