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1   /**
2    * This file Copyright (c) 2003-2018 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.module.delta;
35  
36  import info.magnolia.jcr.util.PropertyUtil;
37  import info.magnolia.jcr.util.SessionUtil;
38  import info.magnolia.module.InstallContext;
39  
40  import java.io.InputStream;
41  import java.math.BigDecimal;
42  import java.util.Calendar;
43  
44  import javax.jcr.Binary;
45  import javax.jcr.Node;
46  import javax.jcr.Session;
47  import javax.jcr.Value;
48  
49  /**
50   * Sets a new value for a property. Consider using CheckAndModifyPropertyValueTask if you want your update tasks
51   * to only modify expected values.
52   *
53   * @see CheckAndModifyPropertyValueTask
54   */
55  public class SetPropertyTask extends PropertyValuesTask {
56  
57      private final String workspaceName;
58  
59      private final String nodePath;
60  
61      private final String propertyName;
62  
63      private final Object newValue;
64  
65      public SetPropertyTask(String workspaceName, String nodePath, String propertyName, String newValue) {
66          this("Set " + nodePath + "/" + propertyName, workspaceName, nodePath, propertyName, newValue);
67      }
68  
69      public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, String newValue) {
70          this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
71      }
72  
73      public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, Value newValue) {
74          this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
75      }
76  
77      public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, Node newValue) {
78          this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
79      }
80  
81      public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, Binary newValue) {
82          this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
83      }
84  
85      public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, Calendar newValue) {
86          this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
87      }
88  
89      public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, BigDecimal newValue) {
90          this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
91      }
92  
93      public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, Long newValue) {
94          this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
95      }
96  
97      public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, Double newValue) {
98          this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
99      }
100 
101     public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, Boolean newValue) {
102         this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
103     }
104 
105     public SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, InputStream newValue) {
106         this(taskName, workspaceName, nodePath, propertyName, (Object) newValue);
107     }
108 
109     private SetPropertyTask(String taskName, String workspaceName, String nodePath, String propertyName, Object newValue) {
110         super(taskName, "Sets " + nodePath + "/" + propertyName + " to " + newValue + ".");
111         this.workspaceName = workspaceName;
112         this.nodePath = nodePath;
113         this.propertyName = propertyName;
114         this.newValue = newValue;
115     }
116 
117     /**
118      * {@inheritDoc}
119      */
120     @Override
121     public void execute(InstallContext installContext) {
122         try {
123             final Session session = installContext.getJCRSession(workspaceName);
124             final Node node = SessionUtil.getNode(session, nodePath);
125 
126             PropertyUtil.setProperty(node, propertyName, this.newValue);
127         } catch (Throwable t) {
128             final String msg = format("Unable to set property \"{0}\" to value \"{1}\" on node \"{2}\".", propertyName, newValue, nodePath);
129             installContext.error(msg, t);
130         }
131     }
132 }