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Code optimization

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This commit is contained in:
sunkaixuan
2017-06-12 23:05:50 +08:00
parent 9e6b211c2c
commit 0d5b26938d
3 changed files with 90 additions and 165 deletions
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88
SqlSugar/ExpressionsToSql/ResolveItems/BaseResolve.cs
View File

@@ -2,6 +2,7 @@
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Reflection;
using System.Text;
namespace SqlSugar
{
@@ -199,6 +200,93 @@ namespace SqlSugar
return methodCallExpressionArgs;
}
protected void ResolveNewExpressions(ExpressionParameter parameter, int i, Expression item, string memberName)
{
if (item.NodeType == ExpressionType.Constant || (item is MemberExpression) && ((MemberExpression)item).Expression.NodeType == ExpressionType.Constant)
{
this.Expression = item;
this.Start();
string parameterName = this.Context.SqlParameterKeyWord + "constant" + i;
parameter.Context.Result.Append(this.Context.GetAsString(memberName, parameterName));
this.Context.Parameters.Add(new SugarParameter(parameterName, parameter.CommonTempData));
}
else if (item is MethodCallExpression)
{
this.Expression = item;
this.Start();
parameter.Context.Result.Append(this.Context.GetAsString(memberName, parameter.CommonTempData.ObjToString()));
}
else if (item is MemberExpression || item is UnaryExpression)
{
if (this.Context.Result.IsLockCurrentParameter == false)
{
this.Context.Result.CurrentParameter = parameter;
this.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
this.Expression = item;
this.Start();
parameter.IsAppendResult();
this.Context.Result.Append(this.Context.GetAsString(memberName, parameter.CommonTempData.ObjToString()));
this.Context.Result.CurrentParameter = null;
}
}
else if (item is BinaryExpression)
{
if (this.Context.Result.IsLockCurrentParameter == false)
{
this.Context.Result.CurrentParameter = parameter;
this.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
this.Expression = item;
parameter.CommonTempData = "simple";
this.Start();
parameter.CommonTempData = null;
parameter.IsAppendResult();
this.Context.Result.TrimEnd();
this.Context.Result.Append(this.Context.GetAsString(memberName, parameter.CommonTempData.ObjToString()));
this.Context.Result.CurrentParameter = null;
}
}
else if (item.Type.IsClass())
{
this.Expression = item;
this.Start();
var shortName = parameter.CommonTempData;
var listProperties = item.Type.GetProperties().Cast<PropertyInfo>().ToList();
foreach (var property in listProperties)
{
if (this.Context.IgnoreComumnList != null
&& this.Context.IgnoreComumnList.Any(
it => it.EntityName == item.Type.Name && it.PropertyName == property.Name))
{
continue;
}
if (property.PropertyType.IsClass())
{
}
else
{
var asName = "[" + item.Type.Name + "." + property.Name + "]";
var columnName = property.Name;
if (Context.IsJoin)
{
this.Context.Result.Append(Context.GetAsString(asName, columnName, shortName.ObjToString()));
}
else
{
this.Context.Result.Append(Context.GetAsString(asName, columnName));
}
}
}
}
else
{
Check.ThrowNotSupportedException(item.GetType().Name);
}
}
protected void AppendNot(object Value)
{
this.Context.Result.Append("NOT");

84
SqlSugar/ExpressionsToSql/ResolveItems/MemberInitExpressionResolve.cs
View File

@@ -98,89 +98,7 @@ namespace SqlSugar
MemberAssignment memberAssignment = (MemberAssignment)binding;
var memberName = memberAssignment.Member.Name;
var item = memberAssignment.Expression;
if (item.NodeType == ExpressionType.Constant || (item is MemberExpression) && ((MemberExpression)item).Expression.NodeType == ExpressionType.Constant)
{
base.Expression = item;
base.Start();
string parameterName = this.Context.SqlParameterKeyWord + "constant" + i;
parameter.Context.Result.Append(base.Context.GetAsString(memberName, parameterName));
this.Context.Parameters.Add(new SugarParameter(parameterName, parameter.CommonTempData));
}
else if (item is MethodCallExpression)
{
base.Expression = item;
base.Start();
parameter.Context.Result.Append(base.Context.GetAsString(memberName, parameter.CommonTempData.ObjToString()));
}
else if (item is MemberExpression|| item is UnaryExpression)
{
if (base.Context.Result.IsLockCurrentParameter == false)
{
base.Context.Result.CurrentParameter = parameter;
base.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
base.Expression = item;
base.Start();
parameter.IsAppendResult();
base.Context.Result.Append(base.Context.GetAsString(memberName, parameter.CommonTempData.ObjToString()));
base.Context.Result.CurrentParameter = null;
}
}
else if (item is BinaryExpression)
{
if (base.Context.Result.IsLockCurrentParameter == false)
{
base.Context.Result.CurrentParameter = parameter;
base.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
base.Expression = item;
parameter.CommonTempData = "simple";
base.Start();
parameter.CommonTempData = null;
parameter.IsAppendResult();
this.Context.Result.TrimEnd();
base.Context.Result.Append(base.Context.GetAsString(memberName, parameter.CommonTempData.ObjToString()));
base.Context.Result.CurrentParameter = null;
}
}
else if (item.Type.IsClass())
{
base.Expression = item;
base.Start();
var shortName = parameter.CommonTempData;
var listProperties = item.Type.GetProperties().Cast<PropertyInfo>().ToList();
foreach (var property in listProperties)
{
if (this.Context.IgnoreComumnList != null
&& this.Context.IgnoreComumnList.Any(
it => it.EntityName == item.Type.Name && it.PropertyName == property.Name))
{
continue;
}
if (property.PropertyType.IsClass())
{
}
else
{
var asName = item.Type.Name + "." + property.Name ;
asName = Context.GetTranslationText(asName);
var columnName = property.Name;
if (Context.IsJoin)
{
base.Context.Result.Append(Context.GetAsString(asName, columnName, shortName.ObjToString()));
}
else
{
base.Context.Result.Append(Context.GetAsString(asName, columnName));
}
}
}
}
else
{
Check.ThrowNotSupportedException(item.GetType().Name);
}
ResolveNewExpressions(parameter, i, item, memberName);
}
}
}

83
SqlSugar/ExpressionsToSql/ResolveItems/NewExpressionResolve.cs
View File

@@ -50,88 +50,7 @@ namespace SqlSugar
{
string memberName = expression.Members[i].Name;
++i;
if (item.NodeType == ExpressionType.Constant || (item is MemberExpression) && ((MemberExpression)item).Expression.NodeType == ExpressionType.Constant)
{
base.Expression = item;
base.Start();
string parameterName = this.Context.SqlParameterKeyWord + "constant" + i;
parameter.Context.Result.Append(base.Context.GetAsString(memberName, parameterName));
this.Context.Parameters.Add(new SugarParameter(parameterName, parameter.CommonTempData));
}
else if (item is MethodCallExpression) {
base.Expression = item;
base.Start();
parameter.Context.Result.Append(base.Context.GetAsString(memberName, parameter.CommonTempData.ObjToString()));
}
else if (item is MemberExpression || item is UnaryExpression)
{
if (base.Context.Result.IsLockCurrentParameter == false)
{
base.Context.Result.CurrentParameter = parameter;
base.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
base.Expression = item;
base.Start();
parameter.IsAppendResult();
base.Context.Result.Append(base.Context.GetAsString(memberName, parameter.CommonTempData.ObjToString()));
base.Context.Result.CurrentParameter = null;
}
}
else if (item is BinaryExpression)
{
if (base.Context.Result.IsLockCurrentParameter == false)
{
base.Context.Result.CurrentParameter = parameter;
base.Context.Result.IsLockCurrentParameter = true;
parameter.IsAppendTempDate();
base.Expression = item;
parameter.CommonTempData = "simple";
base.Start();
parameter.CommonTempData = null;
parameter.IsAppendResult();
this.Context.Result.TrimEnd();
base.Context.Result.Append(base.Context.GetAsString(memberName, parameter.CommonTempData.ObjToString()));
base.Context.Result.CurrentParameter = null;
}
}
else if (item.Type.IsClass())
{
base.Expression = item;
base.Start();
var shortName = parameter.CommonTempData;
var listProperties = item.Type.GetProperties().Cast<PropertyInfo>().ToList();
foreach (var property in listProperties)
{
if (this.Context.IgnoreComumnList != null
&& this.Context.IgnoreComumnList.Any(
it => it.EntityName == item.Type.Name && it.PropertyName == property.Name))
{
continue;
}
if (property.PropertyType.IsClass())
{
}
else
{
var asName = "[" + item.Type.Name + "." + property.Name + "]";
var columnName = property.Name;
if (Context.IsJoin)
{
base.Context.Result.Append(Context.GetAsString(asName, columnName, shortName.ObjToString()));
}
else
{
base.Context.Result.Append(Context.GetAsString(asName, columnName));
}
}
}
}
else
{
Check.ThrowNotSupportedException(item.GetType().Name);
}
ResolveNewExpressions(parameter, i, item, memberName);
}
}
}