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    1   /***
    2    * @(#)OSWorkFlowServiceImpl.java
    3    *
    4    * JFoxSOAF, Service-Oriented Application Framework
    5    *
    6    * Copyright(c) JFoxSOAF Team
    7    *
    8    * Licensed under the GNU LGPL, Version 2.1 (the "License");
    9    * you may not use this file except in compliance with the License.
    10   * You may obtain a copy of the License at
    11   *
    12   * http://www.gnu.org/copyleft/lesser.html
    13   *
    14   * Unless required by applicable law or agreed to in writing, software
    15   * distributed under the License is distributed on an "AS IS" BASIS,
    16   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    17   * See the License for the specific language governing permissions and
    18   * limitations under the License.
    19   *
    20   * For more information, please visit:
    21   * http://www.jfox.cn/confluence/display/JFoxSOAF/Home
    22   * http://www.huihoo.org/jfox/jfoxsoaf
    23   */
    24
    25  package org.huihoo.jfox.soaf.services.workflow;
    26
    27  import org.apache.commons.logging.Log;
    28  import org.apache.commons.logging.LogFactory;
    29  import org.huihoo.jfox.soaf.util.resource.ResourceHelper;
    30  import org.picocontainer.Startable;
    31
    32  import com.opensymphony.workflow.Workflow;
    33  import com.opensymphony.workflow.basic.BasicWorkflow;
    34  import com.opensymphony.workflow.config.Configuration;
    35  import com.opensymphony.workflow.config.DefaultConfiguration;
    36
    37  /***
    38   * <p>
    39   * OSWorkFlowService Implementation.
    40   * </p>
    41   *
    42   * @author <a href="mailto:founder_chen@yahoo.com.cn">Peter Cheng </a>
    43   * @version $Revision: 1.0 $ $Date: 2005/07/31 14:42:12 $
    44   * @version Revision: 1.0
    45   */
    46
    47  public class OSWorkFlowServiceImpl implements OSWorkFlowService, Startable {
    48
    49  	private static final String OSWORKFLOW_CONFIG = "osworkflow.xml";
    50
    51  	private Configuration config;
    52
    53  	private Workflow workflow;
    54
    55  	private final Log logger = LogFactory.getLog(getClass());
    56
    57  	/***
    58  	 *
    59  	 */
    60  	public OSWorkFlowServiceImpl() {
    61  	}
    62
    63  	/***
    64  	 * Start OSWorkFlow Service.
    65  	 *
    66  	 * @see org.picocontainer.Startable#start()
    67  	 */
    68  	public void start() {
    69  		config = new DefaultConfiguration();
    70  		try {
    71  			config.load(ResourceHelper.getResourceURL(OSWORKFLOW_CONFIG));
    72  			workflow = new BasicWorkflow("OSWorkFlow");
    73  			workflow.setConfiguration(config);
    74  		} catch (Exception e) {
    75  			logger
    76  					.error("Failed to start osworkflow service "
    77  							+ e.getMessage());
    78  		}
    79  		logger.info("Start osworkflow service successful.");
    80
    81  	}
    82
    83  	/***
    84  	 * @see org.picocontainer.Startable#stop()
    85  	 */
    86  	public void stop() {
    87  	}
    88
    89  	/***
    90  	 * Return workflow instantce.
    91  	 */
    92  	public Workflow getWorkflow() {
    93  		return this.workflow;
    94  	}
    95  }