/* * JBoss, Home of Professional Open Source * Copyright 2005, JBoss Inc., and individual contributors as indicated * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.jbpm.graph.log; import java.io.PrintWriter; import java.io.StringWriter; import org.hibernate.type.Type; import org.jbpm.db.AbstractDbTestCase; import org.jbpm.db.hibernate.LimitedStringType; import org.jbpm.db.hibernate.LimitedTextType; import org.jbpm.graph.def.Action; public class ActionLogDbTest extends AbstractDbTestCase { public void testActionLog() { Action action = new Action(); session.save(action); ActionLog actionLog = new ActionLog(action); actionLog = (ActionLog) saveAndReload(actionLog); try { assertNotNull(actionLog.getAction()); } finally { session.delete(actionLog); session.delete(action); } } public void testActionExceptionLog() { RuntimeException exception = createExceptionChain(null, 0); ActionLog actionLog = new ActionLog(); actionLog.setException(exception); actionLog = (ActionLog) saveAndReload(actionLog); try { String fullStackTrace = getStackTrace(exception); String savedStackTrace = actionLog.getException(); int expectedLength = Math.min(fullStackTrace.length(), getStackTraceLimit()); assertEquals(expectedLength, savedStackTrace.length()); assertEquals(fullStackTrace.substring(0, expectedLength), savedStackTrace); } finally { session.delete(actionLog); } } private String getStackTrace(RuntimeException exception) { StringWriter exceptionWriter = new StringWriter(); exception.printStackTrace(new PrintWriter(exceptionWriter)); return exceptionWriter.toString(); } private int getStackTraceLimit() { Type type = session.getSessionFactory() .getClassMetadata(ActionLog.class) .getPropertyType("exception"); if (type instanceof LimitedStringType) { LimitedStringType limitedType = (LimitedStringType) type; return limitedType.getLimit(); } if (type instanceof LimitedTextType) { LimitedTextType limitedType = (LimitedTextType) type; return limitedType.getLimit(); } return Integer.MAX_VALUE; } private RuntimeException createExceptionChain(RuntimeException cause, int level) { return level == 100 ? cause : createExceptionChain(level % 10 == 0 ? new RuntimeException( "level " + level, cause) : cause, level + 1); } }