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Hibernate example source code file (Ejb3XmlOneToOneTest.java)

This example Hibernate source code file (Ejb3XmlOneToOneTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Hibernate tags/keywords

ejb3xmltestcase, exception, exception, joincolumn, joincolumn, joincolumns, jointable, onetoone, onetoone, primarykeyjoincolumn, primarykeyjoincolumns, test, test, uniqueconstraint

The Hibernate Ejb3XmlOneToOneTest.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2011 by Red Hat Inc and/or its affiliates or by
 * third-party contributors as indicated by either @author tags or express
 * copyright attribution statements applied by the authors.  All
 * third-party contributions are distributed under license by Red Hat Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * 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 Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */

package org.hibernate.test.annotations.xml.ejb3;

import javax.persistence.Access;
import javax.persistence.AccessType;
import javax.persistence.CascadeType;
import javax.persistence.FetchType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinColumns;
import javax.persistence.JoinTable;
import javax.persistence.MapsId;
import javax.persistence.OneToOne;
import javax.persistence.PrimaryKeyJoinColumn;
import javax.persistence.PrimaryKeyJoinColumns;
import javax.persistence.UniqueConstraint;

import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

public class Ejb3XmlOneToOneTest extends Ejb3XmlTestCase {
	@Test
	public void testNoChildren() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm1.xml" );
		assertAnnotationPresent( OneToOne.class );
		assertAnnotationNotPresent( MapsId.class );
		assertAnnotationNotPresent( Id.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumn.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumns.class );
		assertAnnotationNotPresent( JoinColumns.class );
		assertAnnotationNotPresent( JoinColumn.class );
		assertAnnotationNotPresent( JoinTable.class );
		assertAnnotationNotPresent( Access.class );
		OneToOne relAnno = reader.getAnnotation( OneToOne.class );
		assertEquals( 0, relAnno.cascade().length );
		assertEquals( FetchType.EAGER, relAnno.fetch() );
		assertEquals( "", relAnno.mappedBy() );
		assertTrue( relAnno.optional() );
		assertFalse( relAnno.orphanRemoval() );
		assertEquals( void.class, relAnno.targetEntity() );
	}

	/**
	 * When there's a single primary key join column, we still wrap it with
	 * a PrimaryKeyJoinColumns annotation.
	 */
	@Test
	public void testSinglePrimaryKeyJoinColumn() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm2.xml" );
		assertAnnotationPresent( OneToOne.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumn.class );
		assertAnnotationPresent( PrimaryKeyJoinColumns.class );
		PrimaryKeyJoinColumns joinColumnsAnno =
				reader.getAnnotation( PrimaryKeyJoinColumns.class );
		assertAnnotationNotPresent( JoinColumns.class );
		assertAnnotationNotPresent( JoinColumn.class );
		assertAnnotationNotPresent( JoinTable.class );
		PrimaryKeyJoinColumn[] joinColumns = joinColumnsAnno.value();
		assertEquals( 1, joinColumns.length );
		assertEquals( "col1", joinColumns[0].name() );
		assertEquals( "col2", joinColumns[0].referencedColumnName() );
		assertEquals( "int", joinColumns[0].columnDefinition() );
	}

	@Test
	public void testMultiplePrimaryKeyJoinColumn() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm3.xml" );
		assertAnnotationPresent( OneToOne.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumn.class );
		assertAnnotationPresent( PrimaryKeyJoinColumns.class );
		assertAnnotationNotPresent( JoinColumns.class );
		assertAnnotationNotPresent( JoinColumn.class );
		assertAnnotationNotPresent( JoinTable.class );
		PrimaryKeyJoinColumns joinColumnsAnno =
				reader.getAnnotation( PrimaryKeyJoinColumns.class );
		PrimaryKeyJoinColumn[] joinColumns = joinColumnsAnno.value();
		assertEquals( 2, joinColumns.length );
		assertEquals( "", joinColumns[0].name() );
		assertEquals( "", joinColumns[0].referencedColumnName() );
		assertEquals( "", joinColumns[0].columnDefinition() );
		assertEquals( "col1", joinColumns[1].name() );
		assertEquals( "col2", joinColumns[1].referencedColumnName() );
		assertEquals( "int", joinColumns[1].columnDefinition() );
	}

	/**
	 * When there's a single join column, we still wrap it with a JoinColumns
	 * annotation.
	 */
	@Test
	public void testSingleJoinColumn() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm4.xml" );
		assertAnnotationPresent( OneToOne.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumn.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumns.class );
		assertAnnotationPresent( JoinColumns.class );
		assertAnnotationNotPresent( JoinColumn.class );
		assertAnnotationNotPresent( JoinTable.class );
		JoinColumns joinColumnsAnno = reader.getAnnotation( JoinColumns.class );
		JoinColumn[] joinColumns = joinColumnsAnno.value();
		assertEquals( 1, joinColumns.length );
		assertEquals( "col1", joinColumns[0].name() );
		assertEquals( "col2", joinColumns[0].referencedColumnName() );
		assertEquals( "table1", joinColumns[0].table() );
	}

	@Test
	public void testMultipleJoinColumns() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm5.xml" );
		assertAnnotationPresent( OneToOne.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumn.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumns.class );
		assertAnnotationNotPresent( JoinColumn.class );
		assertAnnotationPresent( JoinColumns.class );
		assertAnnotationNotPresent( JoinTable.class );
		JoinColumns joinColumnsAnno = reader.getAnnotation( JoinColumns.class );
		JoinColumn[] joinColumns = joinColumnsAnno.value();
		assertEquals( 2, joinColumns.length );
		assertEquals( "", joinColumns[0].name() );
		assertEquals( "", joinColumns[0].referencedColumnName() );
		assertEquals( "", joinColumns[0].table() );
		assertEquals( "", joinColumns[0].columnDefinition() );
		assertTrue( joinColumns[0].insertable() );
		assertTrue( joinColumns[0].updatable() );
		assertTrue( joinColumns[0].nullable() );
		assertFalse( joinColumns[0].unique() );
		assertEquals( "col1", joinColumns[1].name() );
		assertEquals( "col2", joinColumns[1].referencedColumnName() );
		assertEquals( "table1", joinColumns[1].table() );
		assertEquals( "int", joinColumns[1].columnDefinition() );
		assertFalse( joinColumns[1].insertable() );
		assertFalse( joinColumns[1].updatable() );
		assertFalse( joinColumns[1].nullable() );
		assertTrue( joinColumns[1].unique() );
	}

	@Test
	public void testJoinTableNoChildren() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm6.xml" );
		assertAnnotationPresent( OneToOne.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumn.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumns.class );
		assertAnnotationPresent( JoinTable.class );
		assertAnnotationNotPresent( JoinColumns.class );
		assertAnnotationNotPresent( JoinColumn.class );
		JoinTable joinTableAnno = reader.getAnnotation( JoinTable.class );
		assertEquals( "", joinTableAnno.catalog() );
		assertEquals( "", joinTableAnno.name() );
		assertEquals( "", joinTableAnno.schema() );
		assertEquals( 0, joinTableAnno.joinColumns().length );
		assertEquals( 0, joinTableAnno.inverseJoinColumns().length );
		assertEquals( 0, joinTableAnno.uniqueConstraints().length );
	}

	@Test
	public void testJoinTableAllChildren() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm7.xml" );
		assertAnnotationPresent( OneToOne.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumn.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumns.class );
		assertAnnotationPresent( JoinTable.class );
		assertAnnotationNotPresent( JoinColumns.class );
		assertAnnotationNotPresent( JoinColumn.class );
		JoinTable joinTableAnno = reader.getAnnotation( JoinTable.class );
		assertEquals( "cat1", joinTableAnno.catalog() );
		assertEquals( "table1", joinTableAnno.name() );
		assertEquals( "schema1", joinTableAnno.schema() );

		// JoinColumns
		JoinColumn[] joinColumns = joinTableAnno.joinColumns();
		assertEquals( 2, joinColumns.length );
		assertEquals( "", joinColumns[0].name() );
		assertEquals( "", joinColumns[0].referencedColumnName() );
		assertEquals( "", joinColumns[0].table() );
		assertEquals( "", joinColumns[0].columnDefinition() );
		assertTrue( joinColumns[0].insertable() );
		assertTrue( joinColumns[0].updatable() );
		assertTrue( joinColumns[0].nullable() );
		assertFalse( joinColumns[0].unique() );
		assertEquals( "col1", joinColumns[1].name() );
		assertEquals( "col2", joinColumns[1].referencedColumnName() );
		assertEquals( "table2", joinColumns[1].table() );
		assertEquals( "int", joinColumns[1].columnDefinition() );
		assertFalse( joinColumns[1].insertable() );
		assertFalse( joinColumns[1].updatable() );
		assertFalse( joinColumns[1].nullable() );
		assertTrue( joinColumns[1].unique() );

		// InverseJoinColumns
		JoinColumn[] inverseJoinColumns = joinTableAnno.inverseJoinColumns();
		assertEquals( 2, inverseJoinColumns.length );
		assertEquals( "", inverseJoinColumns[0].name() );
		assertEquals( "", inverseJoinColumns[0].referencedColumnName() );
		assertEquals( "", inverseJoinColumns[0].table() );
		assertEquals( "", inverseJoinColumns[0].columnDefinition() );
		assertTrue( inverseJoinColumns[0].insertable() );
		assertTrue( inverseJoinColumns[0].updatable() );
		assertTrue( inverseJoinColumns[0].nullable() );
		assertFalse( inverseJoinColumns[0].unique() );
		assertEquals( "col3", inverseJoinColumns[1].name() );
		assertEquals( "col4", inverseJoinColumns[1].referencedColumnName() );
		assertEquals( "table3", inverseJoinColumns[1].table() );
		assertEquals( "int", inverseJoinColumns[1].columnDefinition() );
		assertFalse( inverseJoinColumns[1].insertable() );
		assertFalse( inverseJoinColumns[1].updatable() );
		assertFalse( inverseJoinColumns[1].nullable() );
		assertTrue( inverseJoinColumns[1].unique() );

		// UniqueConstraints
		UniqueConstraint[] uniqueConstraints = joinTableAnno
				.uniqueConstraints();
		assertEquals( 2, uniqueConstraints.length );
		assertEquals( "", uniqueConstraints[0].name() );
		assertEquals( 1, uniqueConstraints[0].columnNames().length );
		assertEquals( "col5", uniqueConstraints[0].columnNames()[0] );
		assertEquals( "uq1", uniqueConstraints[1].name() );
		assertEquals( 2, uniqueConstraints[1].columnNames().length );
		assertEquals( "col6", uniqueConstraints[1].columnNames()[0] );
		assertEquals( "col7", uniqueConstraints[1].columnNames()[1] );
	}

	@Test
	public void testCascadeAll() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm8.xml" );
		assertAnnotationPresent( OneToOne.class );
		OneToOne relAnno = reader.getAnnotation( OneToOne.class );
		assertEquals( 1, relAnno.cascade().length );
		assertEquals( CascadeType.ALL, relAnno.cascade()[0] );
	}

	@Test
	public void testCascadeSomeWithDefaultPersist() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm9.xml" );
		assertAnnotationPresent( OneToOne.class );
		OneToOne relAnno = reader.getAnnotation( OneToOne.class );
		assertEquals( 4, relAnno.cascade().length );
		assertEquals( CascadeType.REMOVE, relAnno.cascade()[0] );
		assertEquals( CascadeType.REFRESH, relAnno.cascade()[1] );
		assertEquals( CascadeType.DETACH, relAnno.cascade()[2] );
		assertEquals( CascadeType.PERSIST, relAnno.cascade()[3] );
	}

	/**
	 * Make sure that it doesn't break the handler when {@link CascadeType#ALL}
	 * is specified in addition to a default cascade-persist or individual
	 * cascade settings.
	 */
	@Test
	public void testCascadeAllPlusMore() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm10.xml" );
		assertAnnotationPresent( OneToOne.class );
		OneToOne relAnno = reader.getAnnotation( OneToOne.class );
		assertEquals( 6, relAnno.cascade().length );
		assertEquals( CascadeType.ALL, relAnno.cascade()[0] );
		assertEquals( CascadeType.PERSIST, relAnno.cascade()[1] );
		assertEquals( CascadeType.MERGE, relAnno.cascade()[2] );
		assertEquals( CascadeType.REMOVE, relAnno.cascade()[3] );
		assertEquals( CascadeType.REFRESH, relAnno.cascade()[4] );
		assertEquals( CascadeType.DETACH, relAnno.cascade()[5] );
	}

	@Test
	public void testAllAttributes() throws Exception {
		reader = getReader( Entity1.class, "field1", "one-to-one.orm11.xml" );
		assertAnnotationPresent( OneToOne.class );
		assertAnnotationPresent( MapsId.class );
		assertAnnotationPresent( Id.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumn.class );
		assertAnnotationNotPresent( PrimaryKeyJoinColumns.class );
		assertAnnotationNotPresent( JoinColumns.class );
		assertAnnotationNotPresent( JoinColumn.class );
		assertAnnotationNotPresent( JoinTable.class );
		assertAnnotationPresent( Access.class );
		OneToOne relAnno = reader.getAnnotation( OneToOne.class );
		assertEquals( 0, relAnno.cascade().length );
		assertEquals( FetchType.LAZY, relAnno.fetch() );
		assertEquals( "field2", relAnno.mappedBy() );
		assertFalse( relAnno.optional() );
		assertTrue( relAnno.orphanRemoval() );
		assertEquals( Entity3.class, relAnno.targetEntity() );
		assertEquals(
				AccessType.PROPERTY, reader.getAnnotation( Access.class )
				.value()
		);
		assertEquals(
				"field3", reader.getAnnotation( MapsId.class )
				.value()
		);
	}

}

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