com.blazebit.persistence.parser.predicate.ExistsPredicate Maven / Gradle / Ivy
/*
* Copyright 2014 - 2020 Blazebit.
*
* 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.blazebit.persistence.parser.predicate;
import com.blazebit.persistence.parser.expression.Expression;
import com.blazebit.persistence.parser.expression.ExpressionCopyContext;
/**
*
* @author Christian Beikov
* @author Moritz Becker
* @since 1.0.0
*/
public class ExistsPredicate extends UnaryExpressionPredicate {
public ExistsPredicate() {
super(null);
}
public ExistsPredicate(boolean negated) {
super(null, negated);
}
public ExistsPredicate(Expression expression, boolean negated) {
super(expression, negated);
}
@Override
public ExistsPredicate copy(ExpressionCopyContext copyContext) {
return new ExistsPredicate(expression.copy(copyContext), negated);
}
@Override
public void accept(Visitor visitor) {
visitor.visit(this);
}
@Override
public T accept(ResultVisitor visitor) {
return visitor.visit(this);
}
}