com.hazelcast.sql.impl.expression.predicate.IsNotTruePredicate Maven / Gradle / Ivy
/*
* Copyright 2024 Hazelcast Inc.
*
* Licensed under the Hazelcast Community License (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://hazelcast.com/hazelcast-community-license
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.hazelcast.sql.impl.expression.predicate;
import com.hazelcast.jet.sql.impl.JetSqlSerializerHook;
import com.hazelcast.sql.impl.expression.Expression;
import com.hazelcast.sql.impl.expression.ExpressionEvalContext;
import com.hazelcast.sql.impl.expression.UniExpression;
import com.hazelcast.sql.impl.row.Row;
import com.hazelcast.sql.impl.type.QueryDataType;
/**
* Implements evaluation of SQL IS NOT TRUE predicate.
*/
public final class IsNotTruePredicate extends UniExpression {
public IsNotTruePredicate() {
// No-op.
}
private IsNotTruePredicate(Expression> operand) {
super(operand);
}
public static IsNotTruePredicate create(Expression> operand) {
return new IsNotTruePredicate(operand);
}
@Override
public int getClassId() {
return JetSqlSerializerHook.EXPRESSION_IS_NOT_TRUE;
}
@Override
public Boolean eval(Row row, ExpressionEvalContext context) {
return TernaryLogic.isNotTrue((Boolean) operand.eval(row, context));
}
@Override
public QueryDataType getType() {
return QueryDataType.BOOLEAN;
}
}
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