/*
* Copyright 2015, The Querydsl Team (http://www.querydsl.com/team)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.querydsl.core.types.dsl;
import com.querydsl.core.types.Expression;
import com.querydsl.core.types.ExpressionUtils;
import com.querydsl.core.types.Ops;
/**
* {@code Wildcard} provides constant Expressions for general wildcard expressions
*
* @author tiwe
*
*/
public final class Wildcard {
/**
* Wildcard expression (*) for all columns
*/
public static final Expression<Object[]> all = ExpressionUtils.template(Object[].class, "*");
/**
* Wildcard count expression (count(*))
*/
public static final NumberExpression<Long> count = Expressions.numberOperation(Long.class, Ops.AggOps.COUNT_ALL_AGG);
/**
* Wildcard count distinct expression (count(distinct *))
*/
public static final NumberExpression<Long> countDistinct = Expressions.numberOperation(Long.class, Ops.AggOps.COUNT_DISTINCT_ALL_AGG);
/**
* Wildcard count expression (count(*))
*/
public static final NumberExpression<Integer> countAsInt = Expressions.numberOperation(Integer.class, Ops.AggOps.COUNT_ALL_AGG);
private Wildcard() { }
}