001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041: package org.netbeans.test.j2ee.multiview;
042:
043: /**
044: * @author pfiala
045: */
046: public abstract class StepIterator {
047: private Exception error = null;
048: private long startTime;
049: private long duration;
050: private boolean success = false;
051:
052: public StepIterator() {
053: this (1000, 20000);
054: }
055:
056: public StepIterator(int stepDuration, int timeout) {
057: iterate(stepDuration, timeout);
058: }
059:
060: public abstract boolean step() throws Exception;
061:
062: public void finalCheck() {
063: }
064:
065: public boolean isSuccess() {
066: return success;
067: }
068:
069: public Exception getError() {
070: return error;
071: }
072:
073: public long getDuration() {
074: return duration;
075: }
076:
077: public void iterate(long stepDuration, long timeout) {
078: startTime = System.currentTimeMillis();
079: for (;;) {
080: try {
081: error = null;
082: success = step();
083: if (success) {
084: break;
085: }
086: } catch (Exception e) {
087: error = e;
088: }
089: duration = System.currentTimeMillis() - startTime;
090: if (duration > timeout) {
091: break;
092: }
093: try {
094: Thread.sleep(stepDuration);
095: } catch (InterruptedException ex) {
096: }
097: }
098: finalCheck();
099: }
100: }
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