Autopsy  4.19.3
Graphical digital forensics platform for The Sleuth Kit and other tools.
DataContentViewerOtherCases.java
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1 /*
2  * Central Repository
3  *
4  * Copyright 2017-2021 Basis Technology Corp.
5  * Contact: carrier <at> sleuthkit <dot> org
6  *
7  * Licensed under the Apache License, Version 2.0 (the "License");
8  * you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at
10  *
11  * http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing, software
14  * distributed under the License is distributed on an "AS IS" BASIS,
15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  */
19 package org.sleuthkit.autopsy.centralrepository.contentviewer;
20 
21 import java.awt.Component;
22 import java.awt.Cursor;
23 import java.util.concurrent.ExecutionException;
24 import java.util.logging.Level;
26 import javax.swing.JPanel;
27 import org.apache.commons.lang.StringUtils;
28 import org.openide.nodes.Node;
29 import org.openide.util.NbBundle.Messages;
30 import org.openide.util.lookup.ServiceProvider;
35 import org.sleuthkit.datamodel.AbstractFile;
36 import org.sleuthkit.datamodel.BlackboardArtifactTag;
37 import org.sleuthkit.datamodel.OsAccount;
38 
42 @SuppressWarnings("PMD.SingularField") // UI widgets cause lots of false positives
43 @ServiceProvider(service = DataContentViewer.class, position = 10)
44 @Messages({"DataContentViewerOtherCases.title=Other Occurrences",
45  "DataContentViewerOtherCases.toolTip=Displays instances of the selected file/artifact from other occurrences."})
46 public final class DataContentViewerOtherCases extends JPanel implements DataContentViewer {
47 
48  private static final long serialVersionUID = -1L;
49  private static final Logger logger = Logger.getLogger(DataContentViewerOtherCases.class.getName());
50  private final OtherOccurrencesPanel otherOccurrencesPanel = new OtherOccurrencesPanel();
51 
52  private OtherOccurrencesNodeWorker worker = null;
53 
58  initComponents();
59  add(otherOccurrencesPanel);
60  }
61 
62  @Override
63  public String getTitle() {
64  return Bundle.DataContentViewerOtherCases_title();
65  }
66 
67  @Override
68  public String getToolTip() {
69  return Bundle.DataContentViewerOtherCases_toolTip();
70  }
71 
72  @Override
74  return new DataContentViewerOtherCases();
75  }
76 
77  @Override
78  public Component getComponent() {
79  return this;
80  }
81 
82  @Override
83  public void resetComponent() {
84  otherOccurrencesPanel.reset();
85  }
86 
87  @Override
88  public int isPreferred(Node node) {
89  return ViewerPriority.viewerPriority.LevelOne.getFlag();
90  }
91 
92  @Override
93  public boolean isSupported(Node node) {
94  //Ideally we would want to attempt to create correlation attributes for the node contents
95  //and if none could be created determine that it was not supported.
96  //However that winds up being more work than we really want to be performing in this method so we perform a quicker check.
97  //The result of this is that the Other Occurrences viewer could be enabled but without any correlation attributes in some situations.
98  // Is supported if:
99  // The central repo is enabled and the node is not null
100  if (CentralRepository.isEnabled() && node != null) {
101  // And the node has information which could be correlated on.
102  if (node.getLookup().lookup(OsAccount.class) != null) {
103  //the node has an associated OsAccount to correlate on
104  return true;
105  }
106  if (node.getLookup().lookup(BlackboardArtifactItem.class) != null) {
107  //it has a blackboard artifact which might have a correlation attribute
108  return true;
109  }
110  if (node.getLookup().lookup(BlackboardArtifactTag.class) != null) {
111  //Blackboard artifact tags may have their underlying artifact correlated on
112  return true;
113  }
114  AbstractFile file = node.getLookup().lookup(AbstractFile.class);
115  //the AbstractFile lookup will handle the usecase for file tags as well
116  if (file != null && !StringUtils.isBlank(file.getMd5Hash())) {
117  //there is an abstractFile lookup and it has an MD5 so could be correlated on
118  return true;
119  }
120  }
121  return false;
122 
123  }
124 
125  @Override
126  public void setNode(Node node) {
127  otherOccurrencesPanel.reset(); // reset the table to empty.
128  otherOccurrencesPanel.showPanelLoadingMessage();
129 
130  if (node == null) {
131  return;
132  }
133 
134  if (worker != null) {
135  worker.cancel(true);
136  }
137  worker = new OtherOccurrencesNodeWorker(node) {
138  @Override
139  public void done() {
140  try {
141  if (!isCancelled()) {
142  OtherOccurrencesData data = get();
143  otherOccurrencesPanel.populateTable(data);
144  otherOccurrencesPanel.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
145  }
146  } catch (InterruptedException | ExecutionException ex) {
147  DataContentViewerOtherCases.logger.log(Level.SEVERE, "Failed to update OtherOccurrencesPanel", ex);
148  }
149  }
150  };
151  otherOccurrencesPanel.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
152  worker.execute();
153  }
154 
160  @SuppressWarnings("unchecked")
161  // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
162  private void initComponents() {
163  java.awt.GridBagConstraints gridBagConstraints;
164 
165  setMinimumSize(new java.awt.Dimension(1000, 10));
166  setOpaque(false);
167  setPreferredSize(new java.awt.Dimension(1000, 63));
168  setLayout(new java.awt.BorderLayout());
169  }// </editor-fold>//GEN-END:initComponents
170 
171  // Variables declaration - do not modify//GEN-BEGIN:variables
172  // End of variables declaration//GEN-END:variables
173 }
synchronized static Logger getLogger(String name)
Definition: Logger.java:124

Copyright © 2012-2022 Basis Technology. Generated on: Fri Oct 7 2022
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