com.blazebit.persistence.impl.TreatedJoinAliasInfo Maven / Gradle / Ivy
/*
* Copyright 2014 - 2023 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.impl;
import javax.persistence.metamodel.EntityType;
/**
* This is the join alias info for "special" join nodes that aren't rendered as joins
* but only serve for providing a "treat-view" on an existing join node.
*
* @author Christian Beikov
* @since 1.2.0
*/
public class TreatedJoinAliasInfo extends JoinAliasInfo {
private final JoinNode treatedJoinNode;
private final EntityType treatType;
public TreatedJoinAliasInfo(JoinNode treatedJoinNode, EntityType treatType, String alias) {
super(
alias,
"TREAT(" + treatedJoinNode.getAliasInfo().getAbsolutePath() + " AS " + treatType.getName() + ")",
treatedJoinNode.getAliasInfo().isImplicit(),
treatedJoinNode.getAliasInfo().isRootNode(),
treatedJoinNode.getAliasInfo().getAliasOwner()
);
this.treatedJoinNode = treatedJoinNode;
this.treatType = treatType;
}
public JoinNode getTreatedJoinNode() {
return treatedJoinNode;
}
public EntityType getTreatType() {
return treatType;
}
@Override
public String getAbsolutePath() {
return "TREAT(" + treatedJoinNode.getAliasInfo().getAbsolutePath() + " AS " + treatType.getName() + ")";
}
@Override
public void render(StringBuilder sb) {
sb.append("TREAT(").append(treatedJoinNode.getAliasInfo().getAlias()).append(" AS ").append(treatType.getName()).append(')');
}
}