Package org.apache.jdo.tck.lifecycle

Source Code of org.apache.jdo.tck.lifecycle.HollowInstanceMaintainsPK

/*
* Copyright 2005 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jdo.tck.lifecycle;

import org.apache.jdo.tck.JDO_Test;
import org.apache.jdo.tck.pc.mylib.PCPoint;
import org.apache.jdo.tck.pc.mylib.PCRect;
import org.apache.jdo.tck.util.BatchTestRunner;

/**
*<B>Title:</B> Test that Hollow Instances maintains PK
*<BR>
*<B>Keywords:</B> lifecycle hollow instance PK
*<BR>
*<B>Assertion IDs:</B> A5.5.4-3
*<BR>
*<B>Assertion Description: </B>
If the instance is of a class using application identity, the hollow instance maintains its primary key fields.
*/

public class HollowInstanceMaintainsPK extends JDO_Test {

    /** */
    private static final String ASSERTION_FAILED =
        "Assertion A5.5.4-3 (HollowInstanceMaintainsPK) failed: ";
   
    /**
     * The <code>main</code> is called when the class
     * is directly executed from the command line.
     * @param args The arguments passed to the program.
     */
    public static void main(String[] args) {
        BatchTestRunner.run(HollowInstanceMaintainsPK.class);
    }

    /**
     * @see JDO_Test#localSetUp()
     */
    protected void localSetUp() {
        addTearDownClass(PCRect.class);
        addTearDownClass(PCPoint.class);
    }
   
    /** */
    public void test() {
        if (!isApplicationIdentitySupported()) {
            printUnsupportedOptionalFeatureNotTested(
                    getClass().getName(),
                    "javax.jdo.option.ApplicationIdentity");
        } else if (!runsWithApplicationIdentity()) {
            printNonApplicableIdentityType(
                    getClass().getName(),
                    "javax.jdo.option.ApplicationIdentity");
        }
        else {
            pm = getPM();
            pm.currentTransaction().begin();

            PCRect obj = getPersistentNewInstance();
            long beforeValue=obj.getId();
            pm.currentTransaction().commit(); // obj should transition to HOLLOW
            //The next call obj.getId() is a primary key access.
            //The method must not be called inside a transaction,
            //because a JDO implementation must allow primary key accesses
            //outside of transactions.
            long afterValue=obj.getId();
            if (beforeValue!=afterValue) {
                fail(ASSERTION_FAILED,
                     "Key field value incorrect after commit. Expected: " +
                     beforeValue + " Found: " + afterValue);
            }
        }
    }

    /** */
    private PCRect getPersistentNewInstance() {
        PCRect obj = new PCRect(0, new PCPoint(1,5), new PCPoint(7,3));
        pm.makePersistent(obj); // obj should transition to persistent-new
        int curr = currentState(obj);
        if( curr != PERSISTENT_NEW ){
            fail(ASSERTION_FAILED,
                 "StateTransitions: Unable to create persistent-new instance " +
                 "from transient instance via makePersistent(), state is " +
                 states[curr]);
        }
        return obj;
    }

}
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