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/*
* 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 com.blazebit.persistence.OngoingFinalSetOperationSubqueryBuilder;
import com.blazebit.persistence.MiddleOngoingSetOperationSubqueryBuilder;
import com.blazebit.persistence.OngoingSetOperationSubqueryBuilder;
import com.blazebit.persistence.StartOngoingSetOperationSubqueryBuilder;
import com.blazebit.persistence.parser.expression.ExpressionCopyContext;
import com.blazebit.persistence.parser.expression.ExpressionFactory;
import com.blazebit.persistence.spi.SetOperationType;
import javax.persistence.Tuple;
import java.util.Map;
/**
*
* @param The query result type
* @author Christian Beikov
* @since 1.1.0
*/
public class StartOngoingSetOperationSubqueryBuilderImpl extends BaseSubqueryBuilderImpl, OngoingSetOperationSubqueryBuilder, StartOngoingSetOperationSubqueryBuilder>> implements StartOngoingSetOperationSubqueryBuilder {
private final Z endSetResult;
public StartOngoingSetOperationSubqueryBuilderImpl(MainQuery mainQuery, QueryContext queryContext, AliasManager aliasManager, JoinManager parentJoinManager, ExpressionFactory expressionFactory, T result, SubqueryBuilderListener listener, OngoingFinalSetOperationSubqueryBuilderImpl finalSetOperationBuilder, Z endSetResult) {
super(mainQuery, queryContext, aliasManager, parentJoinManager, expressionFactory, result, false, listener, finalSetOperationBuilder);
this.endSetResult = endSetResult;
}
public StartOngoingSetOperationSubqueryBuilderImpl(BaseSubqueryBuilderImpl, OngoingSetOperationSubqueryBuilder, StartOngoingSetOperationSubqueryBuilder>> builder, MainQuery mainQuery, QueryContext queryContext,
Map joinManagerMapping, ExpressionCopyContext copyContext) {
super(builder, mainQuery, queryContext, joinManagerMapping, copyContext);
this.endSetResult = null;
}
@Override
AbstractCommonQueryBuilder, OngoingSetOperationSubqueryBuilder, StartOngoingSetOperationSubqueryBuilder>, BaseFinalSetOperationSubqueryBuilderImpl> copy(QueryContext queryContext, Map joinManagerMapping,
ExpressionCopyContext copyContext) {
return new StartOngoingSetOperationSubqueryBuilderImpl<>(this, queryContext.getParent().mainQuery, queryContext, joinManagerMapping, copyContext);
}
@Override
public Z endSet() {
subListener.verifySubqueryBuilderEnded();
this.setOperationEnded = true;
// Only check the query if it's not empty
if (!isEmpty()) {
prepareAndCheck(null);
}
listener.onBuilderEnded(this);
finalSetOperationBuilder.setOperationEnded = true;
return endSetResult;
}
@Override
@SuppressWarnings({ "unchecked", "rawtypes" })
public OngoingFinalSetOperationSubqueryBuilder endSetWith() {
subListener.verifySubqueryBuilderEnded();
this.setOperationEnded = true;
// Only check the query if it's not empty
if (!isEmpty()) {
prepareAndCheck(null);
}
listener.onBuilderEnded(this);
return (OngoingFinalSetOperationSubqueryBuilder) (OngoingFinalSetOperationSubqueryBuilder) finalSetOperationBuilder;
}
@Override
protected BaseFinalSetOperationSubqueryBuilderImpl createFinalSetOperationBuilder(SetOperationType operator, boolean nested) {
return createFinalSetOperationBuilder(operator, nested, true);
}
@Override
protected OngoingSetOperationSubqueryBuilder createSetOperand(BaseFinalSetOperationSubqueryBuilderImpl finalSetOperationBuilder) {
subListener.verifySubqueryBuilderEnded();
listener.onBuilderEnded(this);
return createOngoing(finalSetOperationBuilder, endSetResult);
}
@Override
protected StartOngoingSetOperationSubqueryBuilder> createSubquerySetOperand(BaseFinalSetOperationSubqueryBuilderImpl finalSetOperationBuilder, BaseFinalSetOperationSubqueryBuilderImpl resultFinalSetOperationBuilder) {
subListener.verifySubqueryBuilderEnded();
listener.onBuilderEnded(this);
MiddleOngoingSetOperationSubqueryBuilder resultCb = createStartOngoing(resultFinalSetOperationBuilder, endSetResult);
return createStartOngoing(finalSetOperationBuilder, resultCb);
}
}