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Java > Open Source Codes > org > apache > directory > ldapstudio > browser > ui > actions > CopySearchFilterAction


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one
3  * or more contributor license agreements. See the NOTICE file
4  * distributed with this work for additional information
5  * regarding copyright ownership. The ASF licenses this file
6  * to you under the Apache License, Version 2.0 (the
7  * "License"); you may not use this file except in compliance
8  * with the License. You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing,
13  * software distributed under the License is distributed on an
14  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15  * KIND, either express or implied. See the License for the
16  * specific language governing permissions and limitations
17  * under the License.
18  *
19  */
20
21 package org.apache.directory.ldapstudio.browser.ui.actions;
22
23
24 import java.util.Iterator JavaDoc;
25 import java.util.LinkedHashSet JavaDoc;
26 import java.util.Set JavaDoc;
27
28 import org.apache.directory.ldapstudio.browser.common.actions.BrowserAction;
29 import org.apache.directory.ldapstudio.browser.common.actions.CopyAction;
30 import org.apache.directory.ldapstudio.browser.core.model.IAttribute;
31 import org.apache.directory.ldapstudio.browser.core.model.IValue;
32 import org.apache.directory.ldapstudio.browser.core.utils.LdapFilterUtils;
33 import org.apache.directory.ldapstudio.browser.ui.BrowserUIConstants;
34 import org.apache.directory.ldapstudio.browser.ui.BrowserUIPlugin;
35
36 import org.eclipse.jface.resource.ImageDescriptor;
37 import org.eclipse.swt.dnd.TextTransfer;
38 import org.eclipse.swt.dnd.Transfer;
39
40
41 /**
42  * This Action copies the Search Filter
43  *
44  * @author <a HREF="mailto:dev@directory.apache.org">Apache Directory Project</a>
45  * @version $Rev$, $Date$
46  */
47 public class CopySearchFilterAction extends BrowserAction
48 {
49
50     /**
51      * Equals Mode.
52      */
53     public static final int MODE_EQUALS = 0;
54
55     /**
56      * Not Mode.
57      */
58     public static final int MODE_NOT = 1;
59
60     /**
61      * And Mode.
62      */
63     public static final int MODE_AND = 2;
64
65     /**
66      * Or Mode.
67      */
68     public static final int MODE_OR = 3;
69
70     private int mode;
71
72
73     /**
74      * Creates a new instance of CopySearchFilterAction.
75      *
76      * @param mode
77      * the copy Mode
78      */
79     public CopySearchFilterAction( int mode )
80     {
81         this.mode = mode;
82     }
83
84
85     /**
86      * {@inheritDoc}
87      */
88     public String JavaDoc getText()
89     {
90         if ( mode == MODE_EQUALS )
91         {
92             return "Copy Search Filter";
93         }
94         else if ( mode == MODE_NOT )
95         {
96             return "Copy NOT Search Filter";
97         }
98         else if ( mode == MODE_AND )
99         {
100             return "Copy AND Search Filter";
101         }
102         else if ( mode == MODE_OR )
103         {
104             return "Copy OR Search Filter";
105         }
106         else
107         {
108             return "Copy Search Filter";
109         }
110     }
111
112
113     /**
114      * {@inheritDoc}
115      */
116     public ImageDescriptor getImageDescriptor()
117     {
118         if ( mode == MODE_EQUALS )
119         {
120             return BrowserUIPlugin.getDefault().getImageDescriptor( BrowserUIConstants.IMG_FILTER_EQUALS );
121         }
122         else if ( mode == MODE_NOT )
123         {
124             return BrowserUIPlugin.getDefault().getImageDescriptor( BrowserUIConstants.IMG_FILTER_NOT );
125         }
126         else if ( mode == MODE_AND )
127         {
128             return BrowserUIPlugin.getDefault().getImageDescriptor( BrowserUIConstants.IMG_FILTER_AND );
129         }
130         else if ( mode == MODE_OR )
131         {
132             return BrowserUIPlugin.getDefault().getImageDescriptor( BrowserUIConstants.IMG_FILTER_OR );
133         }
134         else
135         {
136             return BrowserUIPlugin.getDefault().getImageDescriptor( BrowserUIConstants.IMG_FILTER_EQUALS );
137         }
138     }
139
140
141     /**
142      * {@inheritDoc}
143      */
144     public String JavaDoc getCommandId()
145     {
146         return null;
147     }
148
149
150     /**
151      * {@inheritDoc}
152      */
153     public boolean isEnabled()
154     {
155         if ( mode == MODE_EQUALS || mode == MODE_NOT )
156         {
157             return getSelectedAttributeHierarchies().length + getSelectedAttributes().length
158                 + getSelectedValues().length == 1
159                 && ( getSelectedValues().length == 1
160                     || ( getSelectedAttributes().length == 1 && getSelectedAttributes()[0].getValueSize() == 1 ) || ( getSelectedAttributeHierarchies().length == 1
161                     && getSelectedAttributeHierarchies()[0].size() == 1 && getSelectedAttributeHierarchies()[0]
162                     .getAttribute().getValueSize() == 1 ) );
163         }
164         else if ( mode == MODE_AND || mode == MODE_OR )
165         {
166             return getSelectedAttributeHierarchies().length + getSelectedAttributes().length
167                 + getSelectedValues().length > 0;
168         }
169         else
170         {
171             return false;
172         }
173     }
174
175
176     /**
177      * {@inheritDoc}
178      */
179     public void run()
180     {
181
182         String JavaDoc filter = null;
183
184         if ( mode == MODE_EQUALS )
185         {
186             filter = getFilter( null );
187         }
188         else if ( mode == MODE_NOT )
189         {
190             filter = getFilter( "!" );
191         }
192         else if ( mode == MODE_AND )
193         {
194             filter = getFilter( "&" );
195         }
196         else if ( mode == MODE_OR )
197         {
198             filter = getFilter( "|" );
199         }
200
201         if ( filter != null && filter.length() > 0 )
202         {
203             CopyAction.copyToClipboard( new Object JavaDoc[]
204                 { filter }, new Transfer[]
205                 { TextTransfer.getInstance() } );
206         }
207
208     }
209
210
211     /**
212      * Gets the filter
213      *
214      * @param filterType
215      * the filter type
216      * @return
217      * the filter
218      */
219     private String JavaDoc getFilter( String JavaDoc filterType )
220     {
221         Set JavaDoc filterSet = new LinkedHashSet JavaDoc();
222         for ( int i = 0; i < getSelectedAttributeHierarchies().length; i++ )
223         {
224             for ( Iterator JavaDoc it = getSelectedAttributeHierarchies()[i].iterator(); it.hasNext(); )
225             {
226                 IAttribute att = ( IAttribute ) it.next();
227                 IValue[] values = att.getValues();
228                 for ( int v = 0; v < values.length; v++ )
229                 {
230                     filterSet.add( LdapFilterUtils.getFilter( values[v] ) );
231                 }
232             }
233         }
234         for ( int a = 0; a < getSelectedAttributes().length; a++ )
235         {
236             IValue[] values = getSelectedAttributes()[a].getValues();
237             for ( int v = 0; v < values.length; v++ )
238             {
239                 filterSet.add( LdapFilterUtils.getFilter( values[v] ) );
240             }
241         }
242         for ( int v = 0; v < getSelectedValues().length; v++ )
243         {
244             filterSet.add( LdapFilterUtils.getFilter( getSelectedValues()[v] ) );
245         }
246
247         StringBuffer JavaDoc filter = new StringBuffer JavaDoc();
248         if ( filterType != null )
249         {
250             filter.append( "(" );
251             filter.append( filterType );
252             for ( Iterator JavaDoc filterIterator = filterSet.iterator(); filterIterator.hasNext(); )
253             {
254                 filter.append( filterIterator.next() );
255             }
256             filter.append( ")" );
257         }
258         else if ( filterSet.size() == 1 )
259         {
260             filter.append( filterSet.toArray()[0] );
261         }
262
263         return filter.toString();
264     }
265 }
266
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