Computer.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 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 v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.test.models.complexinheritance;

import java.io.Serializable;
import java.util.Enumeration;

import org.eclipse.persistence.descriptors.ClassDescriptor;
import org.eclipse.persistence.mappings.DatabaseMapping;
import org.eclipse.persistence.mappings.TransformationMapping;
import org.eclipse.persistence.sessions.Record;
import org.eclipse.persistence.tools.schemaframework.FieldDefinition;
import org.eclipse.persistence.tools.schemaframework.TableDefinition;
import org.eclipse.persistence.tools.schemaframework.ViewDefinition;

public class Computer implements Serializable {
    public int id;
    public int memory;
    public int processorSpeed;
    public String processorMake;
    public String manufacturer;
public static void addToDescriptor(ClassDescriptor descriptor) {

    // In order for this domain model to work with all of our tests, it must be set
    // up so that the transformation mapping below is not added twice.
    // As a result, we check for the mapping before adding it.
    // The reason this mapping is not added in the project is that some Mapping Workbench
    // tests rely on the ammendment method.
    Enumeration mappings = descriptor.getMappings().elements();
    while (mappings.hasMoreElements()){
        DatabaseMapping mapping = (DatabaseMapping)mappings.nextElement();
        if (mapping.isTransformationMapping()){
            Object ctype = ((TransformationMapping)mapping).getFieldNameToMethodNames().get("CTYPE");
            if (ctype != null){
                return;
            }
        }
    }

    TransformationMapping typeMapping = new TransformationMapping();
    typeMapping.addFieldTransformation("CTYPE", "getComputerType");
    descriptor.addMapping(typeMapping);

}
public static Mac example1()
{
    Mac mac = new Mac();
    mac.processorSpeed = 166;
    mac.memory = 64;
    mac.processorMake = "Motorolla 6046";
    mac.manufacturer = "Apple";

    return mac;
}
public static IBMPC example2()
{
    IBMPC pc = new IBMPC();
    pc.processorSpeed = 133;
    pc.memory = 32;
    pc.processorMake = "Intel Pentium";
    pc.manufacturer = "Dell";

    return pc;
}
public static IBMPC example3()
{
    IBMPC pc = new IBMPC();
    pc.processorSpeed = 450;
    pc.memory = 128;
    pc.processorMake = "Intel Pentium II";
    pc.manufacturer = "Compact";

    return pc;
}
public static PC example4()
{
    PC pc = new PC();
    pc.processorSpeed = 33;
    pc.memory = 8;
    pc.processorMake = "Motorolla 3000";
    pc.manufacturer = "Apple";

    return pc;
}
public static Mainframe example5()
{
    Mainframe mainframe = new Mainframe();
    mainframe.processorSpeed = 5000;
    mainframe.memory = 1600;
    mainframe.processorMake = "R6000";
    mainframe.manufacturer = "IBM";
    mainframe.numberOfProcessors = 12;

    return mainframe;
}
public static Class getClassFromRow(Record row)
{
    if (row.get("CTYPE").equals("PC")) {
        if (row.get("PCTYPE").equals("IBM")) {
            return IBMPC.class;
        } else if (row.get("PCTYPE").equals("MAC")) {
            return Mac.class;
        } else {
            return PC.class;
        }
    } else if (row.get("CTYPE").equals("MF")) {
        return Mainframe.class;
    } else {
        return Computer.class;
    }
}
public String getComputerType()
{
    return "COM";
}
/**
 * Return the view for Oracle.
 */

public static ViewDefinition oracleView()
{
    ViewDefinition definition = new ViewDefinition();

    definition.setName("AllComputers");
    definition.setSelectClause("Select C.*, M.procs"
        + " from INH_COMP C, INH_MF M"
        + " where C.id = M.id (+)");

    return definition;
}
/**
 * Return the view for Sybase.
 */

public static ViewDefinition sybaseView()
{
    ViewDefinition definition = new ViewDefinition();

    definition.setName("AllComputers");
    definition.setSelectClause("Select C.*, M.procs"
        + " from INH_COMP C, INH_MF M"
        + " where C.id *= M.id");

    return definition;
}
/**
 * Return a platform independant definition of the database table.
 */

public static TableDefinition tableDefinition()
{
    TableDefinition definition = new TableDefinition();

    definition.setName("INH_COMP");

    definition.addIdentityField("id", Integer.class);
    definition.addField("memory", Integer.class);
    definition.addField("speed", Integer.class);
    definition.addField("make", String.class, 100);
    definition.addField("manufac", String.class, 100);
    definition.addField("CTYPE", Character.class, 20);
    definition.addField("PCTYPE", Character.class, 20);
    FieldDefinition isClone = new FieldDefinition("clone", Boolean.class);
    isClone.setShouldAllowNull(false);
    definition.addField(isClone);

    return definition;
}
}