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1 package org.apache.commons.jelly.tags.quartz; 2 3 /* 4 * $Header: /home/cvs/jakarta-commons-sandbox/jelly/src/java/org/apache/commons/jelly/tags/quartz/CronTriggerTag.java,v 1.1 2002/07/25 01:51:20 werken Exp $ 5 * $Revision: 1.1 $ 6 * $Date: 2002/07/25 01:51:20 $ 7 * 8 * ==================================================================== 9 * 10 * The Apache Software License, Version 1.1 11 * 12 * Copyright (c) 1999-2001 The Apache Software Foundation. All rights 13 * reserved. 14 * 15 * Redistribution and use in source and binary forms, with or without 16 * modification, are permitted provided that the following conditions 17 * are met: 18 * 19 * 1. Redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer. 21 * 22 * 2. Redistributions in binary form must reproduce the above copyright 23 * notice, this list of conditions and the following disclaimer in 24 * the documentation and/or other materials provided with the 25 * distribution. 26 * 27 * 3. The end-user documentation included with the redistribution, if 28 * any, must include the following acknowlegement: 29 * "This product includes software developed by the 30 * Apache Software Foundation (http://www.apache.org/)." 31 * Alternately, this acknowlegement may appear in the software itself, 32 * if and wherever such third-party acknowlegements normally appear. 33 * 34 * 4. The names "The Jakarta Project", "Commons", and "Apache Software 35 * Foundation" must not be used to endorse or promote products derived 36 * from this software without prior written permission. For written 37 * permission, please contact apache@apache.org. 38 * 39 * 5. Products derived from this software may not be called "Apache" 40 * nor may "Apache" appear in their names without prior written 41 * permission of the Apache Group. 42 * 43 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 44 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 45 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 46 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 47 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 48 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 49 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 50 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 51 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 52 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 53 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 54 * SUCH DAMAGE. 55 * ==================================================================== 56 * 57 * This software consists of voluntary contributions made by many 58 * individuals on behalf of the Apache Software Foundation. For more 59 * information on the Apache Software Foundation, please see 60 * <http://www.apache.org/>;. 61 * 62 */ 63 64 import org.apache.commons.jelly.XMLOutput; 65 import org.apache.commons.jelly.MissingAttributeException; 66 67 import org.quartz.CronTrigger; 68 import org.quartz.Scheduler; 69 70 import java.util.Date; 71 72 /*** Define a trigger using a cron time spec. 73 * 74 * @author <a href="mailto:bob@eng.werken.com">bob mcwhirter</a> 75 */ 76 public class CronTriggerTag extends QuartzTagSupport 77 { 78 // ------------------------------------------------------------ 79 // Instance members 80 // ------------------------------------------------------------ 81 82 /*** Cron time spec. */ 83 private String spec; 84 85 /*** Trigger name. */ 86 private String name; 87 88 /*** Trigger group. */ 89 private String group; 90 91 /*** Job name. */ 92 private String jobName; 93 94 /*** Job group. */ 95 private String jobGroup; 96 97 // ------------------------------------------------------------ 98 // COnstructors 99 // ------------------------------------------------------------ 100 101 /*** Construct. 102 */ 103 public CronTriggerTag() 104 { 105 // intentionally left blank. 106 } 107 108 // ------------------------------------------------------------ 109 // ------------------------------------------------------------ 110 111 /*** Set the name. 112 * 113 * @param name. 114 */ 115 public void setName(String name) 116 { 117 this.name = name; 118 } 119 120 /*** Retrieve the name. 121 * 122 * @return The name. 123 */ 124 public String getName() 125 { 126 return this.name; 127 } 128 129 /*** Set the group 130 * 131 * @param group The group 132 */ 133 public void setGroup(String group) 134 { 135 this.group = group; 136 } 137 138 /*** Retrieve the group. 139 * 140 * @return The group. 141 */ 142 public String getGroup() 143 { 144 return this.group; 145 } 146 147 /*** Set the cron time spec. 148 * 149 * @param spec The cron time spec. 150 */ 151 public void setSpec(String spec) 152 { 153 this.spec = spec; 154 } 155 156 /*** Retrieve the cron time spec. 157 * 158 * @param spec The cron time spec. 159 */ 160 public String getSpec() 161 { 162 return this.spec; 163 } 164 165 /*** Set the job name. 166 * 167 * @param jobName The job name. 168 */ 169 public void setJobName(String jobName) 170 { 171 this.jobName = jobName; 172 } 173 174 /*** Retrieve the job name. 175 * 176 * @return The job name. 177 */ 178 public String getJobName() 179 { 180 return this.jobName; 181 } 182 183 /*** Set the job group. 184 * 185 * @param jobGroup The job group. 186 */ 187 public void setJobGroup(String jobGroup) 188 { 189 this.jobGroup = jobGroup; 190 } 191 192 /*** Retrieve the job group. 193 * 194 * @return The job group. 195 */ 196 public String getJobGroup() 197 { 198 return this.jobGroup; 199 } 200 201 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 202 // org.apache.commons.jelly.Tag 203 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 204 205 /*** Perform this tag. 206 * 207 * @param output Output sink. 208 * 209 * @throws Exception If an error occurs. 210 */ 211 public void doTag(XMLOutput output) throws Exception 212 { 213 if ( getSpec() == null ) 214 { 215 throw new MissingAttributeException( "spec" ); 216 } 217 218 if ( getName() == null ) 219 { 220 throw new MissingAttributeException( "name" ); 221 } 222 223 if ( getGroup() == null ) 224 { 225 throw new MissingAttributeException( "group" ); 226 } 227 228 if ( getJobName() == null ) 229 { 230 throw new MissingAttributeException( "jobName" ); 231 } 232 233 if ( getJobGroup() == null ) 234 { 235 throw new MissingAttributeException( "jobGroup" ); 236 } 237 238 CronTrigger trigger = new CronTrigger( getName(), 239 getGroup() ); 240 241 trigger.setCronExpression( getSpec() ); 242 trigger.setJobName( getJobName() ); 243 trigger.setJobGroup( getJobGroup() ); 244 trigger.setStartTime( new Date() ); 245 Scheduler sched = getScheduler(); 246 sched.scheduleJob( trigger ); 247 } 248 }

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