foundation/eclipselink.core.test/src/it/java/org/eclipse/persistence/testing/tests/validation/MultipleWriteMappingsForFieldTest.java

/*
 * Copyright (c) 1998, 2021 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0,
 * or the Eclipse Distribution License v. 1.0 which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
 */

// Contributors:
//     Oracle - initial API and implementation from Oracle TopLink
package org.eclipse.persistence.testing.tests.validation;

import org.eclipse.persistence.descriptors.ClassDescriptor;
import org.eclipse.persistence.descriptors.RelationalDescriptor;
import org.eclipse.persistence.exceptions.DescriptorException;
import org.eclipse.persistence.exceptions.IntegrityChecker;
import org.eclipse.persistence.exceptions.EclipseLinkException;
import org.eclipse.persistence.mappings.DirectToFieldMapping;
import org.eclipse.persistence.sessions.DatabaseSession;
import org.eclipse.persistence.testing.tests.validation.ExceptionTest;


//Created by Ian Reid
//Date: Feb 13, 2k3

public class MultipleWriteMappingsForFieldTest extends ExceptionTest {
    public MultipleWriteMappingsForFieldTest() {
        super();
        setDescription("This tests Multiple Write Mappings For Field (TL-ERROR 48) " + "");
    }

    @Override
    protected void setup() {
        expectedException = DescriptorException.multipleWriteMappingsForField(null, null);
        orgDescriptor = getSession().getDescriptor(org.eclipse.persistence.testing.models.employee.domain.LargeProject.class);
        orgIntegrityChecker = getSession().getIntegrityChecker();
    }
    ClassDescriptor orgDescriptor;
    IntegrityChecker orgIntegrityChecker;

    @Override
    public void reset() {
        getSession().getDescriptors().remove(org.eclipse.persistence.testing.models.employee.domain.LargeProject.class);
        if (orgDescriptor != null)
            ((DatabaseSession)getSession()).addDescriptor(orgDescriptor);
        if (orgIntegrityChecker != null)
            getSession().setIntegrityChecker(orgIntegrityChecker);
    }

    @Override
    public void test() {
        try {
            getSession().setIntegrityChecker(new IntegrityChecker());
            getSession().getIntegrityChecker().dontCatchExceptions();
            ((DatabaseSession)getSession()).addDescriptor(buildLargeProjectDescriptor());
        } catch (EclipseLinkException exception) {
            caughtException = exception;
        }
    }

    public RelationalDescriptor buildLargeProjectDescriptor() {
        RelationalDescriptor descriptor = new RelationalDescriptor();
        descriptor.setJavaClass(org.eclipse.persistence.testing.models.employee.domain.LargeProject.class);
        descriptor.addTableName("LPROJECT");
        descriptor.addTableName("PROJECT");
        descriptor.addPrimaryKeyFieldName("PROJECT.PROJ_ID");


        // Inheritance properties.
        descriptor.getInheritancePolicy().setParentClass(org.eclipse.persistence.testing.models.employee.domain.Project.class);

        descriptor.getInheritancePolicy().dontReadSubclassesOnQueries();

        //added to remove incorrect error
        descriptor.getInheritancePolicy().setClassIndicatorFieldName("PROJECT.PROJ_TYPE");
        descriptor.getInheritancePolicy().setShouldUseClassNameAsIndicator(true);


        // Interface properties.
        descriptor.getInterfacePolicy().addParentInterface(org.eclipse.persistence.testing.models.employee.interfaces.LargeProject.class);

        // Descriptor properties.

        // Query manager.
        descriptor.getQueryManager().checkCacheForDoesExist();

        // Event manager.

        //the following causes the correct error to occure.
        DirectToFieldMapping idMapping = new DirectToFieldMapping();
        idMapping.setAttributeName("id");
        idMapping.setFieldName("PROJECT.PROJ_ID");
        descriptor.addMapping(idMapping);

        // Mappings.
        DirectToFieldMapping budgetMapping = new DirectToFieldMapping();
        budgetMapping.setAttributeName("budget");
        budgetMapping.setFieldName("LPROJECT.BUDGET");
        descriptor.addMapping(budgetMapping);

        DirectToFieldMapping milestoneVersionMapping = new DirectToFieldMapping();
        milestoneVersionMapping.setAttributeName("milestoneVersion");
        milestoneVersionMapping.setFieldName("LPROJECT.MILESTONE");
        descriptor.addMapping(milestoneVersionMapping);

        return descriptor;
    }
}