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ExpressionEqualImpl.java
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ExpressionEqualImpl.java
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/**
* Copyright (C) 2022 Czech Technical University in Prague
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details. You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.jopa.query.criteria.expressions;
import cz.cvut.kbss.jopa.query.criteria.CriteriaParameterFiller;
import cz.cvut.kbss.jopa.sessions.CriteriaBuilder;
public class ExpressionEqualImpl extends AbstractComparisonExpression {
public ExpressionEqualImpl(AbstractExpression<?> x, AbstractExpression<?> y, CriteriaBuilder cb) {
super(x, y, cb);
}
//TODO - remove this override method when SOQL supports equal negation as != or <>
@Override
public void setExpressionToQuery(StringBuilder query, CriteriaParameterFiller parameterFiller) {
if (this.negated) query.append("NOT ");
super.setExpressionToQuery(query, parameterFiller);
}
@Override
protected String getComparisonOperator() {
//TODO - change when SOQL supports equal negation as != or <>
//return this.isNegated() ? " != " : " = ";
return " = ";
}
}