C# Class FS.Utils.Common.ExpressionVisitor.AbsExpressionVisitor

对表达式树的解析

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Protected Methods

Method	Description
IsFieldValue ( Expression exp ) : bool	判断是字段，还是值类型
Visit ( Expression exp ) : Expression	解析入口
VisitBinary ( BinaryExpression b ) : Expression	将二元符号转换成T-SQL可识别的操作符
VisitBinding ( MemberBinding binding ) : MemberBinding
VisitBindingList ( ReadOnlyCollection original ) : IEnumerable
VisitBlock ( System.Linq.Expressions.BlockExpression block ) : Expression
VisitConditional ( ConditionalExpression c ) : Expression
VisitConstant ( ConstantExpression cexp ) : Expression	将属性变量的右边值，转换成T-SQL的字段值
VisitConvertExp ( Expression exp ) : Expression	将变量转换成值
VisitElementInitializer ( ElementInit initializer ) : ElementInit
VisitElementInitializerList ( ReadOnlyCollection original ) : IEnumerable
VisitExpressionList ( ReadOnlyCollection original ) : ReadOnlyCollection
VisitInvocation ( InvocationExpression iv ) : Expression
VisitLambda ( LambdaExpression lambda ) : Expression
VisitListInit ( ListInitExpression init ) : Expression
VisitMemberAccess ( MemberExpression m ) : Expression	将属性变量转换成T-SQL字段名
VisitMemberAssignment ( MemberAssignment assignment ) : MemberAssignment
VisitMemberInit ( MemberInitExpression init ) : Expression
VisitMemberListBinding ( MemberListBinding binding ) : MemberListBinding
VisitMemberMemberBinding ( MemberMemberBinding binding ) : MemberMemberBinding
VisitMethodCall ( MethodCallExpression m ) : Expression	解析方法
VisitNew ( NewExpression nex ) : NewExpression
VisitNewArray ( NewArrayExpression na ) : Expression
VisitParameter ( System.Linq.Expressions.ParameterExpression p ) : Expression
VisitTypeIs ( TypeBinaryExpression b ) : Expression
VisitUnary ( UnaryExpression u ) : Expression	值类型的转换

Method Details

IsFieldValue() protected method

判断是字段，还是值类型

protected IsFieldValue ( Expression exp ) : bool
exp	System.Linq.Expressions.Expression
return	bool

Visit() protected method

解析入口

protected Visit ( Expression exp ) : Expression
exp	System.Linq.Expressions.Expression	传入解释的表达式树
return	System.Linq.Expressions.Expression

VisitBinary() protected method

将二元符号转换成T-SQL可识别的操作符

protected VisitBinary ( BinaryExpression b ) : Expression
b	System.Linq.Expressions.BinaryExpression
return	System.Linq.Expressions.Expression

VisitBinding() protected method

protected VisitBinding ( MemberBinding binding ) : MemberBinding
binding	System.Linq.Expressions.MemberBinding
return	System.Linq.Expressions.MemberBinding

VisitBindingList() protected method

protected VisitBindingList ( ReadOnlyCollection original ) : IEnumerable
original	ReadOnlyCollection
return	IEnumerable

VisitBlock() protected method

protected VisitBlock ( System.Linq.Expressions.BlockExpression block ) : Expression
block	System.Linq.Expressions.BlockExpression
return	System.Linq.Expressions.Expression

VisitConditional() protected method

protected VisitConditional ( ConditionalExpression c ) : Expression
c	System.Linq.Expressions.ConditionalExpression
return	System.Linq.Expressions.Expression

VisitConstant() protected method

将属性变量的右边值，转换成T-SQL的字段值

protected VisitConstant ( ConstantExpression cexp ) : Expression
cexp	System.Linq.Expressions.ConstantExpression
return	System.Linq.Expressions.Expression

VisitConvertExp() protected method

将变量转换成值

protected VisitConvertExp ( Expression exp ) : Expression
exp	System.Linq.Expressions.Expression
return	System.Linq.Expressions.Expression

VisitElementInitializer() protected method

protected VisitElementInitializer ( ElementInit initializer ) : ElementInit
initializer	System.Linq.Expressions.ElementInit
return	System.Linq.Expressions.ElementInit

VisitElementInitializerList() protected method

protected VisitElementInitializerList ( ReadOnlyCollection original ) : IEnumerable
original	ReadOnlyCollection
return	IEnumerable

VisitExpressionList() protected method

protected VisitExpressionList ( ReadOnlyCollection original ) : ReadOnlyCollection
original	ReadOnlyCollection
return	ReadOnlyCollection

VisitInvocation() protected method

protected VisitInvocation ( InvocationExpression iv ) : Expression
iv	System.Linq.Expressions.InvocationExpression
return	System.Linq.Expressions.Expression

VisitLambda() protected method

protected VisitLambda ( LambdaExpression lambda ) : Expression
lambda	System.Linq.Expressions.LambdaExpression
return	System.Linq.Expressions.Expression

VisitListInit() protected method

protected VisitListInit ( ListInitExpression init ) : Expression
init	System.Linq.Expressions.ListInitExpression
return	System.Linq.Expressions.Expression

VisitMemberAccess() protected method

将属性变量转换成T-SQL字段名

protected VisitMemberAccess ( MemberExpression m ) : Expression
m	System.Linq.Expressions.MemberExpression
return	System.Linq.Expressions.Expression

VisitMemberAssignment() protected method

protected VisitMemberAssignment ( MemberAssignment assignment ) : MemberAssignment
assignment	System.Linq.Expressions.MemberAssignment
return	System.Linq.Expressions.MemberAssignment

VisitMemberInit() protected method

protected VisitMemberInit ( MemberInitExpression init ) : Expression
init	System.Linq.Expressions.MemberInitExpression
return	System.Linq.Expressions.Expression

VisitMemberListBinding() protected method

protected VisitMemberListBinding ( MemberListBinding binding ) : MemberListBinding
binding	System.Linq.Expressions.MemberListBinding
return	System.Linq.Expressions.MemberListBinding

VisitMemberMemberBinding() protected method

protected VisitMemberMemberBinding ( MemberMemberBinding binding ) : MemberMemberBinding
binding	System.Linq.Expressions.MemberMemberBinding
return	System.Linq.Expressions.MemberMemberBinding

VisitMethodCall() protected method

解析方法

protected VisitMethodCall ( MethodCallExpression m ) : Expression
m	System.Linq.Expressions.MethodCallExpression
return	System.Linq.Expressions.Expression

VisitNew() protected method

protected VisitNew ( NewExpression nex ) : NewExpression
nex	System.Linq.Expressions.NewExpression
return	System.Linq.Expressions.NewExpression

VisitNewArray() protected method

protected VisitNewArray ( NewArrayExpression na ) : Expression
na	System.Linq.Expressions.NewArrayExpression
return	System.Linq.Expressions.Expression

VisitParameter() protected method

protected VisitParameter ( System.Linq.Expressions.ParameterExpression p ) : Expression
p	System.Linq.Expressions.ParameterExpression
return	System.Linq.Expressions.Expression

VisitTypeIs() protected method

protected VisitTypeIs ( TypeBinaryExpression b ) : Expression
b	System.Linq.Expressions.TypeBinaryExpression
return	System.Linq.Expressions.Expression

VisitUnary() protected method

值类型的转换

protected VisitUnary ( UnaryExpression u ) : Expression
u	System.Linq.Expressions.UnaryExpression
return	System.Linq.Expressions.Expression