| /* |
| * Copyright (c) 2018, 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 |
| */ |
| |
| package org.eclipse.persistence.testing.tests.unitofwork.referencesettings; |
| |
| import java.math.BigDecimal; |
| |
| import org.eclipse.persistence.config.ReferenceMode; |
| import org.eclipse.persistence.internal.sessions.UnitOfWorkImpl; |
| import org.eclipse.persistence.sessions.UnitOfWork; |
| import org.eclipse.persistence.testing.framework.AutoVerifyTestCase; |
| import org.eclipse.persistence.testing.tests.unitofwork.changeflag.model.ALCTEmployee; |
| |
| import org.eclipse.persistence.testing.framework.TestErrorException; |
| |
| public class WeakReferenceTest extends AutoVerifyTestCase { |
| @Override |
| public void test(){ |
| UnitOfWork uow = getSession().acquireUnitOfWork(ReferenceMode.WEAK); |
| int size = uow.readAllObjects(ALCTEmployee.class).size(); |
| for (int i = 0; i < 200; ++i){ |
| //force cacheKey cleanup |
| uow.setShouldNewObjectsBeCached(true); |
| ALCTEmployee emp = new ALCTEmployee(); |
| emp.setId(new BigDecimal(i)); |
| uow.registerObject(emp); |
| } |
| try{ |
| Long[] arr = new Long[10000000]; |
| for (int i = 0; i< 10000000; ++i){ |
| arr[i] = Long.valueOf(i); |
| } |
| System.gc(); |
| try{ |
| Thread.sleep(200); |
| }catch (InterruptedException ex){ |
| } |
| System.gc(); |
| }catch (Error er){ |
| //ignore |
| } |
| if (((UnitOfWorkImpl)uow).getCloneMapping().size() == size){ |
| throw new TestErrorException("Did not release weak references."); |
| } |
| } |
| } |
| ; |