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    1   /***
    2    * @(#)VelocityServiceImpl.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.useraccess.velocity;
    26
    27  import org.apache.commons.logging.Log;
    28  import org.apache.commons.logging.LogFactory;
    29  import org.apache.velocity.Template;
    30  import org.apache.velocity.app.Velocity;
    31  import org.picocontainer.Startable;
    32
    33  /***
    34   * <p>
    35   * Velocity Service implementation.
    36   * </p>
    37   *
    38   * @author <a href="mailto:founder_chen@yahoo.com.cn">Peter Cheng </a>
    39   * @version $Revision: 1.1 $ $Date: 2006/02/31 15:23:45 $
    40   * @version Revision: 1.0
    41   */
    42
    43  public class VelocityServiceImpl implements Startable {
    44
    45  	private static String VELOCITY_CONFIG = "velocity.properties";
    46
    47  	private final Log log = LogFactory.getLog(getClass());
    48
    49  	/***
    50  	 * Obtain velocity template
    51  	 *
    52  	 * @param templateFile
    53  	 * @return Template
    54  	 * @throws Exception
    55  	 */
    56  	public Template getTemplate(String templateFile) throws Exception {
    57  		return Velocity.getTemplate(templateFile);
    58      }
    59
    60  	/***
    61  	 * Obtain velocity template with encoding.
    62  	 *
    63  	 * @param templateFile
    64  	 * @param encoding
    65  	 * @return Template
    66  	 * @throws Exception
    67  	 */
    68  	public Template getTemplate(String templateFile, String encoding) throws Exception {
    69  		return Velocity.getTemplate(templateFile);
    70      }
    71
    72  	/***
    73  	 * Init velocity template engine
    74  	 *
    75  	 * @see org.picocontainer.Startable#start()
    76  	 */
    77  	public void start() {
    78  		try {
    79  			Velocity.init(VELOCITY_CONFIG);
    80  		} catch (Exception e) {
    81  			log.error("Init velocity failed, please check velocity.properties ");
    82  		}
    83  	}
    84
    85  	/***
    86  	 * @see org.picocontainer.Startable#stop()
    87  	 */
    88  	public void stop() {
    89      }
    90  }