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| 1 | +/* Hibernate, Relational Persistence for Idiomatic Java |
| 2 | + * |
| 3 | + * SPDX-License-Identifier: Apache-2.0 |
| 4 | + * Copyright: Red Hat Inc. and Hibernate Authors |
| 5 | + */ |
| 6 | +package org.hibernate.reactive.query.sqm.mutation.internal.temptable; |
| 7 | + |
| 8 | +import java.util.concurrent.CompletableFuture; |
| 9 | +import java.util.concurrent.CompletionStage; |
| 10 | + |
| 11 | +import org.hibernate.engine.jdbc.connections.spi.JdbcConnectionAccess; |
| 12 | +import org.hibernate.engine.spi.SessionFactoryImplementor; |
| 13 | +import org.hibernate.metamodel.mapping.internal.MappingModelCreationProcess; |
| 14 | +import org.hibernate.query.spi.DomainQueryExecutionContext; |
| 15 | +import org.hibernate.query.sqm.internal.DomainParameterXref; |
| 16 | +import org.hibernate.query.sqm.mutation.internal.temptable.GlobalTemporaryTableStrategy; |
| 17 | +import org.hibernate.query.sqm.tree.delete.SqmDeleteStatement; |
| 18 | +import org.hibernate.query.sqm.tree.update.SqmUpdateStatement; |
| 19 | +import org.hibernate.reactive.query.sqm.mutation.spi.ReactiveSqmMultiTableMutationStrategy; |
| 20 | + |
| 21 | +/** |
| 22 | + * @see org.hibernate.query.sqm.mutation.internal.temptable.GlobalTemporaryTableMutationStrategy |
| 23 | + */ |
| 24 | +public class ReactiveGlobalTemporaryTableMutationStrategy extends GlobalTemporaryTableStrategy |
| 25 | + implements ReactiveGlobalTemporaryTableStrategy, ReactiveSqmMultiTableMutationStrategy { |
| 26 | + |
| 27 | + private final CompletableFuture<Void> tableCreatedStage = new CompletableFuture(); |
| 28 | + |
| 29 | + private final CompletableFuture<Void> tableDroppedStage = new CompletableFuture(); |
| 30 | + |
| 31 | + private boolean prepared; |
| 32 | + |
| 33 | + private boolean dropIdTables; |
| 34 | + |
| 35 | + public ReactiveGlobalTemporaryTableMutationStrategy(GlobalTemporaryTableStrategy strategy) { |
| 36 | + super( strategy.getTemporaryTable(), strategy.getSessionFactory() ); |
| 37 | + } |
| 38 | + |
| 39 | + |
| 40 | + @Override |
| 41 | + public void prepare( |
| 42 | + MappingModelCreationProcess mappingModelCreationProcess, |
| 43 | + JdbcConnectionAccess connectionAccess) { |
| 44 | + prepare( mappingModelCreationProcess, connectionAccess, tableCreatedStage ); |
| 45 | + } |
| 46 | + |
| 47 | + @Override |
| 48 | + public void release(SessionFactoryImplementor sessionFactory, JdbcConnectionAccess connectionAccess) { |
| 49 | + release( sessionFactory, connectionAccess, tableDroppedStage ); |
| 50 | + } |
| 51 | + |
| 52 | + @Override |
| 53 | + public CompletionStage<Integer> reactiveExecuteUpdate( |
| 54 | + SqmUpdateStatement<?> sqmUpdateStatement, |
| 55 | + DomainParameterXref domainParameterXref, |
| 56 | + DomainQueryExecutionContext context) { |
| 57 | + return tableCreatedStage |
| 58 | + .thenCompose( v -> new ReactiveTableBasedUpdateHandler( |
| 59 | + sqmUpdateStatement, |
| 60 | + domainParameterXref, |
| 61 | + getTemporaryTable(), |
| 62 | + getSessionFactory().getJdbcServices().getDialect().getTemporaryTableAfterUseAction(), |
| 63 | + ReactivePersistentTableStrategy::sessionIdentifier, |
| 64 | + getSessionFactory() |
| 65 | + ).reactiveExecute( context ) ); |
| 66 | + } |
| 67 | + |
| 68 | + @Override |
| 69 | + public CompletionStage<Integer> reactiveExecuteDelete( |
| 70 | + SqmDeleteStatement<?> sqmDeleteStatement, |
| 71 | + DomainParameterXref domainParameterXref, |
| 72 | + DomainQueryExecutionContext context) { |
| 73 | + return tableCreatedStage |
| 74 | + .thenCompose( v -> new ReactiveTableBasedDeleteHandler( |
| 75 | + sqmDeleteStatement, |
| 76 | + domainParameterXref, |
| 77 | + getTemporaryTable(), |
| 78 | + getSessionFactory().getJdbcServices().getDialect().getTemporaryTableAfterUseAction(), |
| 79 | + ReactiveGlobalTemporaryTableStrategy::sessionIdentifier, |
| 80 | + getSessionFactory() |
| 81 | + ).reactiveExecute( context ) ); |
| 82 | + } |
| 83 | + |
| 84 | + @Override |
| 85 | + public CompletionStage<Void> getDropTableActionStage() { |
| 86 | + return tableDroppedStage; |
| 87 | + } |
| 88 | + |
| 89 | + @Override |
| 90 | + public CompletionStage<Void> getCreateTableActionStage() { |
| 91 | + return tableCreatedStage; |
| 92 | + } |
| 93 | + |
| 94 | + @Override |
| 95 | + public boolean isPrepared() { |
| 96 | + return prepared; |
| 97 | + } |
| 98 | + |
| 99 | + @Override |
| 100 | + public void setPrepared(boolean prepared) { |
| 101 | + this.prepared = prepared; |
| 102 | + } |
| 103 | + |
| 104 | + @Override |
| 105 | + public boolean isDropIdTables() { |
| 106 | + return dropIdTables; |
| 107 | + } |
| 108 | + |
| 109 | + @Override |
| 110 | + public void setDropIdTables(boolean dropIdTables) { |
| 111 | + this.dropIdTables = dropIdTables; |
| 112 | + } |
| 113 | +} |
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