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hibernate-orm
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remove a garbage feature (FieldFunction)

This commit is contained in:
Gavin King 2022-02-07 13:40:31 +01:00
parent 75888b94f2
commit 3b221b7b18
3 changed files with 0 additions and 186 deletions
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2
hibernate-core/src/main/java/org/hibernate/dialect/MySQLDialect.java
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@ -19,7 +19,6 @@ import org.hibernate.PessimisticLockException;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.cfg.Environment;
import org.hibernate.dialect.function.CommonFunctionFactory;
import org.hibernate.dialect.function.FieldFunction;
import org.hibernate.dialect.hint.IndexQueryHintHandler;
import org.hibernate.dialect.identity.IdentityColumnSupport;
import org.hibernate.dialect.identity.MySQLIdentityColumnSupport;
@ -447,7 +446,6 @@ public class MySQLDialect extends Dialect {
functionFactory.sysdateExplicitMicros();
}
queryEngine.getSqmFunctionRegistry().register( "field", new FieldFunction( queryEngine.getTypeConfiguration() ) );
functionFactory.listagg_groupConcat();
}

60
hibernate-core/src/main/java/org/hibernate/dialect/function/FieldFunction.java
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@ -1,60 +0,0 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html
*/
package org.hibernate.dialect.function;
import java.util.List;
import org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor;
import org.hibernate.query.sqm.produce.function.StandardArgumentsValidators;
import org.hibernate.query.sqm.produce.function.StandardFunctionReturnTypeResolvers;
import org.hibernate.sql.ast.SqlAstTranslator;
import org.hibernate.sql.ast.spi.SqlAppender;
import org.hibernate.sql.ast.tree.SqlAstNode;
import org.hibernate.sql.ast.tree.expression.Expression;
import org.hibernate.sql.ast.tree.expression.SqlTuple;
import org.hibernate.sql.ast.tree.expression.SqlTupleContainer;
import org.hibernate.type.StandardBasicTypes;
import org.hibernate.type.spi.TypeConfiguration;
public class FieldFunction extends AbstractSqmSelfRenderingFunctionDescriptor {
public FieldFunction(TypeConfiguration typeConfiguration) {
super(
"field",
StandardArgumentsValidators.min( 2 ),
StandardFunctionReturnTypeResolvers.invariant(
typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER )
)
);
}
@Override
public void render(
SqlAppender sqlAppender, List<? extends SqlAstNode> sqlAstArguments, SqlAstTranslator<?> walker) {
sqlAppender.appendSql( "field(" );
sqlAstArguments.get( 0 ).accept( walker );
for ( int i = 1; i < sqlAstArguments.size(); i++ ) {
sqlAppender.appendSql( ',' );
final SqlAstNode argument = sqlAstArguments.get( i );
final SqlTuple sqlTuple = SqlTupleContainer.getSqlTuple( argument );
if ( sqlTuple != null ) {
final List<? extends Expression> expressions = sqlTuple.getExpressions();
for ( int j = 0; j < expressions.size(); j++ ) {
if ( j != 0 ) {
sqlAppender.appendSql( ',' );
}
expressions.get( j ).accept( walker );
}
}
else {
argument.accept( walker );
}
}
sqlAppender.appendSql( ")" );
}
}

124
hibernate-core/src/test/java/org/hibernate/orm/test/ordered/HqlOrderByIdsTest.java
View File

@ -1,124 +0,0 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.orm.test.ordered;
import java.util.Arrays;
import java.util.List;
import jakarta.persistence.Entity;
import jakarta.persistence.Id;
import org.hibernate.dialect.MySQLDialect;
import org.hibernate.testing.TestForIssue;
import org.hibernate.testing.orm.junit.EntityManagerFactoryScope;
import org.hibernate.testing.orm.junit.Jpa;
import org.hibernate.testing.orm.junit.RequiresDialect;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
/**
* @author Vlad Mihalcea
*/
@Jpa(
annotatedClasses = HqlOrderByIdsTest.Person.class
)
public class HqlOrderByIdsTest {
@AfterEach
public void tearDown(EntityManagerFactoryScope scope) {
scope.inTransaction(
entityManager ->
entityManager.createQuery( "delete from Person" ).executeUpdate()
);
}
@Test
@TestForIssue(jiraKey = "HHH-10502")
@RequiresDialect(value = MySQLDialect.class, majorVersion = 5)
public void testIt(EntityManagerFactoryScope scope) {
scope.inTransaction( entityManager -> {
List<Person> persons = entityManager.createQuery(
"SELECT p " +
"FROM Person p " +
"ORDER BY FIELD(id, :ids) ", Person.class )
.setParameter( "ids", Arrays.asList( 3L, 1L, 2L ) )
.getResultList();
} );
}
@Test
@TestForIssue(jiraKey = "HHH-10502")
@RequiresDialect(value = MySQLDialect.class, majorVersion = 5)
public void testLifecycle(EntityManagerFactoryScope scope) {
scope.inTransaction( entityManager -> {
Person person1 = new Person();
person1.setId( 1L );
person1.setName( "John" );
Person person2 = new Person();
person2.setId( 2L );
person2.setName( "Doe" );
Person person3 = new Person();
person3.setId( 3L );
person3.setName( "J" );
Person person4 = new Person();
person4.setId( 4L );
person4.setName( "D" );
entityManager.persist( person1 );
entityManager.persist( person2 );
entityManager.persist( person3 );
entityManager.persist( person4 );
} );
scope.inTransaction( entityManager -> {
List<Person> persons = entityManager.createQuery(
"SELECT p " +
"FROM Person p " +
"WHERE p.id IN (:ids) " +
"ORDER BY FIELD(id, :ids) ", Person.class )
.setParameter( "ids", Arrays.asList( 3L, 1L, 2L ) )
.getResultList();
assertEquals( 3, persons.size() );
int index = 0;
assertEquals( 3L, persons.get( index++ ).getId() );
assertEquals( 1L, persons.get( index++ ).getId() );
assertEquals( 2L, persons.get( index++ ).getId() );
} );
}
@Entity(name = "Person")
public static class Person {
@Id
private Long id;
private String name;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
}