/*
 * Copyright (c) 2007, 2020 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.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

/*
 * $Id$
 */

package ee.jakarta.tck.persistence.core.entitytest.persist.oneXmany;


import java.util.Collection;
import java.util.Iterator;
import java.util.Properties;
import java.util.Vector;

import com.sun.ts.lib.harness.Status;





import ee.jakarta.tck.persistence.common.PMClientBase;

public class Client extends PMClientBase {

	

	public Client() {
	}
	public static void main(String[] args) {
		Client theTests = new Client();
		Status s = theTests.run(args, System.out, System.err);
		s.exit();
	}
	public void setup(String[] args, Properties p) throws Exception {
		logTrace( "setup");
		try {
			super.setup(args,p);
			
			removeTestData();
		} catch (Exception e) {
			logErr( "Exception: ", e);
			throw new Exception("Setup failed:", e);

		}
	}

	/*
	 * BEGIN Test Cases
	 */

	/*
	 * @testName: persist1XMTest1
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:618; PERSISTENCE:SPEC:622
	 * 
	 * @test_Strategy: The new entity bean instance becomes both managed and
	 * persistent by invoking the persist method on it. The semantics of the persist
	 * operation as applied to entity X is as follows: The perist operation is
	 * cascaded to entities referenced by X, if the relationship from X to these
	 * other entities is annotated with cascade=PERSIST annotation member.
	 *
	 * Invoke persist on a OneToMany relationship from X annotated with
	 * cascade=PERSIST and ensure the persist operation is cascaded.
	 *
	 */
		public void persist1XMTest1() throws Exception {
		boolean pass = false;
		A aRef;
		Collection bCol;
		Collection newCol;

		try {
			getEntityTransaction().begin();
			logTrace( "New instances");
			final B b1 = new B("1", "b1", 1);
			final B b2 = new B("2", "b2", 1);
			final B b3 = new B("3", "b3", 1);
			final B b4 = new B("4", "b4", 1);
			Vector v1 = new Vector();
			v1.add(b1);
			v1.add(b2);
			v1.add(b3);
			v1.add(b4);
			aRef = new A("1", "bean1", 1, v1);
			getEntityManager().persist(aRef);

			newCol = aRef.getBCol();

			dumpCollectionDataB(newCol);

			if (newCol.contains(b1) && newCol.contains(b2) && newCol.contains(b3) && newCol.contains(b4)) {
				pass = true;
			} else {
				logErr( "Test failed");
				pass = false;
			}
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}

		}

		if (!pass)
			throw new Exception("persist1XMTest1 failed");
	}

	/*
	 * @testName: persist1XMTest3
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:618; PERSISTENCE:SPEC:624
	 * 
	 * @test_Strategy: The new entity bean instance becomes both managed and
	 * persistent by invoking the persist method on it. The semantics of the persist
	 * operation as applied to entity X is as follows:
	 *
	 * If X is a removed entity, it becomes managed.
	 *
	 * Create an entity, persist it, remove it, and invoke persist again. Check that
	 * it is managed and is accessible.
	 *
	 */
		public void persist1XMTest3() throws Exception {
		boolean pass = false;
		A aRef;
		A newA;
		Collection newCol;

		try {
			logTrace( "New instances");
			final B b1 = new B("1", "b1", 3);
			final B b2 = new B("2", "b2", 3);
			final B b3 = new B("3", "b3", 3);
			final B b4 = new B("4", "b4", 3);
			Vector v1 = new Vector();
			v1.add(b1);
			v1.add(b2);
			v1.add(b3);
			v1.add(b4);
			getEntityTransaction().begin();
			aRef = new A("3", "bean3", 3, v1);
			getEntityManager().persist(aRef);
			newCol = aRef.getBCol();

			dumpCollectionDataB(newCol);

			if (newCol.contains(b1) && newCol.contains(b2) && newCol.contains(b3) && newCol.contains(b4)) {
				logTrace( "Remove aRef ");
				getEntityManager().remove(findA("3"));
				getEntityManager().flush();

				logTrace( "Persist a removed entity ");
				newA = findA("3");
				if (null == newA) {
					newA = new A("3", "bean3", 3, v1);
					getEntityManager().persist(newA);
					pass = ((getInstanceStatus(newA)) && (findA("3") != null));
				} else {
					logTrace( "entity A not removed");
					pass = false;
				}
			} else {
				logTrace( "Instance is not already persisted. Test Fails.");
				pass = false;
			}

			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest3 failed");
	}

	/*
	 * @testName: persist1XMTest4
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:628; PERSISTENCE:SPEC:632
	 * 
	 * @test_Strategy: A managed entity instance becomes removed by invoking the
	 * remove method on it or by cascading the remove operation. The semantics of
	 * the remove operation, applied to an entity X are as follows:
	 *
	 * Test the remove semantics of a OneToMany relationship and when the
	 * relationship is NOT annotated with REMOVE. Ensure the remove is NOT cascaded.
	 *
	 */
		public void persist1XMTest4() throws Exception {
		boolean pass = false;
		A a1;
		A a2;
		Collection newCol;
		try {
			getEntityTransaction().begin();
			final B b1 = new B("1", "b1", 5);
			final B b2 = new B("2", "b2", 5);
			final B b3 = new B("3", "b3", 5);
			final B b4 = new B("4", "b4", 5);
			Vector v1 = new Vector();
			v1.add(b1);
			v1.add(b2);
			v1.add(b3);
			v1.add(b4);

			logTrace( "New A instance");
			a1 = new A("5", "bean5", 5, v1);
			getEntityManager().persist(a1);

			a2 = findA("5");
			newCol = a2.getBCol();
			dumpCollectionDataB(newCol);

			if (newCol.contains(b1) && newCol.contains(b2) && newCol.contains(b3) && newCol.contains(b4)) {
				try {
					logTrace( "Remove instance a1");
					getEntityManager().remove(a1);
					getEntityManager().flush();

					if ((null != findB("1")) && (null != findB("2")) && (null != findB("3")) && (null != findB("4"))) {
						pass = true;
					}
				} catch (Exception fe) {
					logErr(
							"Unexpected exception caught trying to " + "remove entity instance :", fe);
				}
			} else {
				logTrace( "collection not persisted, cannot proceed with test");
				pass = false;
			}

			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest4 failed");
	}

	/*
	 * @testName: persist1XMTest5
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:667; PERSISTENCE:SPEC:668
	 * 
	 * @test_Strategy: The contains method [used to determine whether an entity
	 * instance is in the managed state] returns true:
	 *
	 * If the entity has been retrieved from the database and has not been removed
	 * or detached.
	 */
		public void persist1XMTest5() throws Exception {
		boolean pass = false;
		A a1;
		A a2;
		Collection newCol;
		try {
			getEntityTransaction().begin();
			final B b1 = new B("1", "b1", 6);
			final B b2 = new B("2", "b2", 6);
			final B b3 = new B("3", "b3", 6);
			final B b4 = new B("4", "b4", 6);
			Vector v1 = new Vector();
			v1.add(b1);
			v1.add(b2);
			v1.add(b3);
			v1.add(b4);

			logTrace( "New A instance");
			a1 = new A("6", "bean6", 6, v1);
			getEntityManager().persist(a1);
			a2 = findA("6");
			newCol = a2.getBCol();

			dumpCollectionDataB(newCol);

			if (newCol.contains(b1) && newCol.contains(b2) && newCol.contains(b3) && newCol.contains(b4)) {
				pass = getInstanceStatus(a1);
			}
			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest5 failed");
	}

	/*
	 * @testName: persist1XMTest6
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:667; PERSISTENCE:SPEC:669;
	 * PERSISTENCE:SPEC:677
	 * 
	 * @test_Strategy: The contains method [used to determine whether an entity
	 * instance is in the managed state] returns true: If the entity instance is new
	 * and the persist method has been called on the entity. The effect of cascading
	 * persist is immediately visible visible to the contains method.
	 */
		public void persist1XMTest6() throws Exception {
		boolean pass = false;
		A a1;
		Collection newCol;
		try {
			getEntityTransaction().begin();
			final B b1 = new B("1", "b1", 7);
			final B b2 = new B("2", "b2", 7);
			final B b3 = new B("3", "b3", 7);
			final B b4 = new B("4", "b4", 7);
			Vector v1 = new Vector();
			v1.add(b1);
			v1.add(b2);
			v1.add(b3);
			v1.add(b4);

			logTrace( "New A instance");
			a1 = new A("7", "bean7", 7, v1);
			getEntityManager().persist(a1);
			newCol = a1.getBCol();

			dumpCollectionDataB(newCol);

			if ((newCol.size() != 0) && (getEntityManager().contains(b1)) && (getEntityManager().contains(b2))
					&& (getEntityManager().contains(b3)) && (getEntityManager().contains(b4))) {
				pass = getInstanceStatus(a1);
			}
			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest6 failed");
	}

	/*
	 * @testName: persist1XMTest7
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:667; PERSISTENCE:SPEC:669;
	 * PERSISTENCE:SPEC:677
	 * 
	 * @test_Strategy: The contains method [used to determine whether an entity
	 * instance is in the managed state] returns true: If the entity instance is new
	 * and the persist operation has been cascaded to it.
	 *
	 * Create an entity instance where cascade=persist is not used. Verify the
	 * contains method returns false.
	 */
		public void persist1XMTest7() throws Exception {
		boolean pass = false;
		A a1;
		B bRef;
		try {
			getEntityTransaction().begin();
			a1 = new A("8", "b8", 8);
			bRef = new B("8", "bean8", 8, a1);
			getEntityManager().persist(bRef);

			pass = ((getEntityManager().contains(bRef)) && (!getEntityManager().contains(a1)));

			getEntityManager().clear();
			// don't do commit, just do a rollback
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest7 failed");
	}

	/*
	 * @testName: persist1XMTest7IllegalStateException
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:646;
	 * 
	 * @test_Strategy: The contains method [used to determine whether an entity
	 * instance is in the managed state] returns true: If the entity instance is new
	 * and the persist operation has been cascaded to it.
	 *
	 * Create an entity instance where cascade=persist is not used. Verify that an
	 * illegalStateException is thrown when the flush is executed
	 */
		public void persist1XMTest7IllegalStateException() throws Exception {
		boolean pass = false;
		A a1;
		B bRef;
		try {
			getEntityTransaction().begin();
			a1 = new A("8", "b8", 8);
			bRef = new B("8", "bean8", 8, a1);
			logTrace( "before persist");
			getEntityManager().persist(bRef);
			logTrace( "before flush");
			getEntityManager().flush();
			logErr( "IllegalStateException was not thrown");
			pass = false;
		} catch (IllegalStateException ise) {
			logTrace( "Received expected Exception :" + ise);
			pass = true;
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		}

		if (!pass)
			throw new Exception("persist1XMTest7IllegalStateException failed");
	}

	/*
	 * @testName: persist1XMTest8
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:671; PERSISTENCE:SPEC:675
	 * 
	 * @test_Strategy: The contains method [used to determine whether an entity
	 * instance is in the managed state] returns false:
	 *
	 * If the entity instance is new and the persist operation not been called on
	 * it.
	 *
	 */
		public void persist1XMTest8() throws Exception {
		boolean pass = true;
		A a1;
		try {
			final B b1 = new B("1", "b1", 9);
			final B b2 = new B("2", "b2", 9);
			final B b3 = new B("3", "b3", 9);
			final B b4 = new B("4", "b4", 9);
			Vector v1 = new Vector();
			v1.add(b1);
			v1.add(b2);
			v1.add(b3);
			v1.add(b4);

			a1 = new A("9", "bean9", 9, v1);

			getEntityTransaction().begin();
			pass = getInstanceStatus(a1);
			getEntityTransaction().commit();

		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (pass)
			throw new Exception("persist1XMTest8 failed");
	}

	/*
	 * @testName: persist1XMTest9
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:671; PERSISTENCE:SPEC:676
	 * 
	 * @test_Strategy: The contains method [used to determine whether an entity
	 * instance is in the managed state] returns false:
	 *
	 * If the entity instance is new and the persist operation has not been cascaded
	 * to it.
	 */
		public void persist1XMTest9() throws Exception {
		boolean pass = false;

		A a1;
		B bRef;
		try {
			getEntityTransaction().begin();
			a1 = new A("10", "b10", 10);
			bRef = new B("10", "bean10", 10, a1);

			pass = ((!getEntityManager().contains(bRef)) && (!getEntityManager().contains(a1)));

			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest9 failed");
	}

	/*
	 * @testName: persist1XMTest10
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:619; PERSISTENCE:SPEC:642
	 * 
	 * @test_Strategy: Using a 1xmany bi-directional relationship between entity
	 * objects. Ensure the proper relationship results are correct.
	 *
	 */
		public void persist1XMTest10() throws Exception {
		boolean pass = false;

		try {
			getEntityTransaction().begin();
			// Create A and B entity objects
			logTrace( "Create A and B Entity Objects");
			final B b11 = new B("19", "b19", 19);
			final B b12 = new B("20", "b29", 29);
			Vector v1 = new Vector();
			v1.add(b11);
			v1.add(b12);

			A aRef = new A("11", "bean11", 11, v1);
			getEntityManager().persist(aRef);

			// Bi-Directional Relationship access
			// Get B info from A
			B newB = new B("21", "b39", 39);
			B newB1 = new B("22", "b49", 49);

			logTrace( "Getting B info from entity object A");
			Collection bInfo = aRef.getBInfoFromA();
			bInfo.add(newB);
			bInfo.add(newB1);
			A newA = findA("11");

			newA.setBCol(bInfo);
			getEntityManager().flush();

			bInfo = aRef.getBInfoFromA();
			logTrace( "dumping B info ...");
			dumpCollectionDataB(bInfo);

			if ((bInfo.size() != 0) && (bInfo.contains(b11)) && (bInfo.contains(b12)) && (bInfo.contains(newB))
					&& (bInfo.contains(newB1))) {
				pass = true;
			}

			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest10 failed");
	}

	/*
	 * @testName: persist1XMTest11
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:618; PERSISTENCE:SPEC:622
	 * 
	 * @test_Strategy: The new entity bean instance becomes both managed and
	 * persistent by invoking the persist method on it. The semantics of the persist
	 * operation as applied to entity X is as follows: The perist operation is
	 * cascaded to entities referenced by X, if the relationship from X to these
	 * other entities is annotated with cascade=PERSIST annotation member.
	 *
	 * Invoke persist on a OneToMany relationship from X annotated with
	 * cascade=PERSIST and ensure the persist operation is cascaded.
	 *
	 * If X is a pre-existing managed entity, it is ignored by the persist
	 * operation. However, the persist operation is cascaded to entities referenced
	 * by X, if the relationships from X to these other entities is annotated with
	 * cascade=PERSIST annotation member value.
	 *
	 */
		public void persist1XMTest11() throws Exception {
		boolean pass = false;
		A aRef;
		A aRef1;
		B b1;

		try {
			getEntityTransaction().begin();
			b1 = new B("12", "b12", 12);
			Vector v1 = new Vector();
			v1.add(b1);
			aRef = new A("12", "bean12", 12);
			getEntityManager().persist(aRef);

			if (getEntityManager().contains(aRef)) {
				aRef1 = findA("12");
				aRef1.setBCol(v1);
				getEntityManager().persist(aRef1);
				pass = getEntityManager().contains(b1);
				logTrace( "try to find B");
				B b2 = findB("12");
				if (null != b2) {
					logTrace( "b2 is not null");
				}
			}
			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest11 failed");
	}

	/*
	 * @testName: persist1XMTest12
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:641; PERSISTENCE:SPEC:642
	 * 
	 * @test_Strategy: The flush method can be used for force synchronization. The
	 * semantics of the flush operation applied to an entity X is as follows:
	 *
	 * If X is a managed entity, it is synchronized to the database.
	 *
	 */
		public void persist1XMTest12() throws Exception {
		boolean pass = false;
		A aRef;
		A a2;
		B b1;

		try {
			getEntityTransaction().begin();
			logTrace( "New instances");
			b1 = new B("13", "b13", 13);
			Vector v1 = new Vector();
			v1.add(b1);
			aRef = new A("13", "bean13", 13, v1);
			getEntityManager().persist(aRef);

			a2 = findA("13");
			if ((null != a2) && (getEntityManager().contains(a2))) {
				Collection result = a2.getBInfoFromA();
				dumpCollectionDataB(result);
				pass = true;
			} else {
				logErr( "Entity not managed - test fails.");
			}
			getEntityTransaction().commit();

		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest12 failed");
	}

	/*
	 * @testName: persist1XMTest13
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:641; PERSISTENCE:SPEC:644
	 * 
	 * @test_Strategy: The flush method can be used for force synchronization. The
	 * semantics of the flush operation applied to an entity X is as follows:
	 *
	 * For all entities Y referenced by a relationship from X, if the relationship
	 * to Y has been annotated with the cascade member value cascade=PERSIST, the
	 * persist operation is applied to Y.
	 *
	 */
		public void persist1XMTest13() throws Exception {
		boolean pass = false;

		A aRef;
		B b1;

		try {
			logTrace( "New instances");
			getEntityTransaction().begin();
			b1 = new B("14", "b14", 14);
			Vector v1 = new Vector();
			v1.add(b1);
			aRef = new A("14", "bean14", 14, v1);

			getEntityManager().persist(aRef);
			getEntityManager().flush();
			pass = getEntityManager().contains(b1);
			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest13 failed");
	}

	/*
	 * @testName: persist1XMTest14
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:641; PERSISTENCE:SPEC:646
	 * 
	 * @test_Strategy: The flush method can be used for force synchronization. The
	 * semantics of the flush operation applied to an entity X is as follows:
	 *
	 * For any new entity Y referenced by a relationship from X, where the
	 * relationship to Y has not been annotated with the cascade member value
	 * cascade=PERSIST, an exception will be thrown by the container or the
	 * transaction commit will fail.
	 *
	 */
		public void persist1XMTest14() throws Exception {
		boolean pass = false;
		B bRef;
		A a1;

		try {
			getEntityTransaction().begin();
			logTrace( "New instances");
			a1 = new A("15", "a15", 15);
			bRef = new B("15", "bean15", 15, a1);

			getEntityManager().persist(bRef);
			getEntityManager().flush();
			getEntityTransaction().commit();
		} catch (Exception e) {
			logTrace( "Exception Caught as Expected:" + e.getMessage());
			pass = true;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest14 failed");
	}

	/*
	 * @testName: persist1XMTest15
	 * 
	 * @assertion_ids: PERSISTENCE:SPEC:641; PERSISTENCE:SPEC:646
	 * 
	 * @test_Strategy: The flush method can be used for force synchronization. The
	 * semantics of the flush operation applied to an entity X is as follows:
	 *
	 * For any detached entity Y referenced by a relationship from X, where the
	 * relationship to Y has not been annotated with the cascade member value
	 * cascade=PERSIST the semantics depend upon the ownership of the relationship.
	 * If X owns the relationship, any changes to the relationship are synchronized
	 * with the database, otherwise, if Y owns the relationship, the behavior is
	 * undefined.
	 *
	 */
		public void persist1XMTest15() throws Exception {
		A a1;
		B bRef;
		B b2;
		boolean pass = false;

		try {
			getEntityTransaction().begin();
			logTrace( "New instances");
			a1 = new A("16", "a16", 16);
			getEntityManager().persist(a1);
			bRef = new B("16", "bean16", 16, a1);
			getEntityManager().persist(bRef);
			getEntityTransaction().commit();

			getEntityTransaction().begin();
			b2 = findB("16");
			A newA = b2.getA1();
			newA.setAName("newA");
			getEntityManager().flush();
			if ((b2.isA()) && (newA.getAName().equals("newA"))) {
				pass = true;
			}
			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Unexpected exception occurred", e);
			pass = false;
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception fe) {
				logErr( "Unexpected exception rolling back TX:", fe);
			}
		}

		if (!pass)
			throw new Exception("persist1XMTest15 failed");
	}

	/*
	 *
	 * Business Methods to set up data for Test Cases
	 *
	 */

	private A findA(final String id) {
		logTrace( "Entered findA method");
		return getEntityManager().find(A.class, id);
	}

	private B findB(final String id) {
		logTrace( "Entered findB method");
		return getEntityManager().find(B.class, id);
	}

	private boolean getInstanceStatus(final Object o) {
		logTrace( "Entered getInstanceStatus method");
		return getEntityManager().contains(o);
	}

	private void dumpCollectionDataB(final Collection c) {
		logTrace( "collection Data");
		logTrace( "---------------");
		logTrace( "- size=" + c.size());
		Iterator i = c.iterator();
		int elem = 1;
		while (i.hasNext()) {
			B v = (B) i.next();
			logTrace( "- Element #" + elem++);
			logTrace(
					"  id=" + v.getBId() + ", name=" + v.getBName() + ", value=" + v.getBValue());
		}
	}

	
	public void cleanup() throws Exception {
		try {
			logTrace( "Cleanup data");
			removeTestData();
			logTrace( "cleanup complete, calling super.cleanup");
			super.cleanup();
		} finally {

        }
	}

	private void removeTestData() {
		logTrace( "removeTestData");
		if (getEntityTransaction().isActive()) {
			getEntityTransaction().rollback();
		}
		try {
			getEntityTransaction().begin();
			clearCache();
			getEntityManager().createNativeQuery("DELETE FROM BEJB_1XM_BI_BTOB").executeUpdate();
			getEntityManager().createNativeQuery("DELETE FROM AEJB_1XM_BI_BTOB").executeUpdate();
			getEntityTransaction().commit();
		} catch (Exception e) {
			logErr( "Exception encountered while removing entities:", e);
		} finally {
			try {
				if (getEntityTransaction().isActive()) {
					getEntityTransaction().rollback();
				}
			} catch (Exception re) {
				logErr( "Unexpected Exception in removeTestData:", re);
			}
		}
	}
}
