本文整理汇总了C#中NHibernate.Hql.Ast.HqlTreeBuilder.Subtract方法的典型用法代码示例。如果您正苦于以下问题：C# HqlTreeBuilder.Subtract方法的具体用法？C# HqlTreeBuilder.Subtract怎么用？C# HqlTreeBuilder.Subtract使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类NHibernate.Hql.Ast.HqlTreeBuilder的用法示例。
在下文中一共展示了HqlTreeBuilder.Subtract方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: BuildHql
public override HqlTreeNode BuildHql(MethodInfo method, Expression targetObject, ReadOnlyCollection<Expression> arguments, HqlTreeBuilder treeBuilder, IHqlExpressionVisitor visitor)
{
HqlMethodCall locate;
if (arguments.Count == 1)
{
locate = treeBuilder.MethodCall("locate",
visitor.Visit(arguments[0]).AsExpression(),
visitor.Visit(targetObject).AsExpression()); //,
//treeBuilder.Constant(0));
}
else
{
var start = treeBuilder.Add(visitor.Visit(arguments[1]).AsExpression(), treeBuilder.Constant(1));
locate = treeBuilder.MethodCall("locate",
visitor.Visit(arguments[0]).AsExpression(),
visitor.Visit(targetObject).AsExpression(),
start);
}
return treeBuilder.Subtract(locate,treeBuilder.Constant(1));
}示例2: BuildHql
public override HqlTreeNode BuildHql(MethodInfo method, Expression targetObject, ReadOnlyCollection<Expression> arguments, HqlTreeBuilder treeBuilder, IHqlExpressionVisitor visitor)
{
var length = arguments.Count == 1
? treeBuilder.Subtract(treeBuilder.MethodCall("length", visitor.Visit(targetObject).AsExpression()), visitor.Visit(arguments[0]).AsExpression())
: visitor.Visit(arguments[1]).AsExpression();
return treeBuilder.MethodCall("substring", visitor.Visit(targetObject).AsExpression(),
treeBuilder.Add(visitor.Visit(arguments[0]).AsExpression(), treeBuilder.Constant(1)),
length);
}