/*
* Autopsy Forensic Browser
*
* Copyright 2011 Basis Technology Corp.
* Contact: carrier <at> sleuthkit <dot> org
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.sleuthkit.autopsy.datamodel;
import java.awt.Component;
import java.util.logging.Level;
import org.openide.util.NbBundle;
import org.sleuthkit.autopsy.coreutils.Logger;
import javax.swing.JOptionPane;
import org.openide.LifecycleManager;
import org.openide.modules.ModuleInstall;
import org.sleuthkit.datamodel.SleuthkitJNI;
/**
* Installer checks that the JNI library is working when the module is loaded.
*/
public class Installer extends ModuleInstall {
private static Installer instance;
public synchronized static Installer getDefault() {
if (instance == null) {
instance = new Installer();
}
return instance;
}
private Installer() {
super();
}
@Override
public void validate() throws IllegalStateException {
/*
* The NetBeans API specifies that a module should throw an IllegalStateException
* if it can't be initalized, but NetBeans doesn't handle that behaviour
* well (it just disables the module, and all dependant modules, on the
* current and all subsequent application launches). Hence, we deal with
* it manually.
*
*/
// Check that the the Sleuth Kit JNI is working by getting the Sleuth Kit version number
Logger logger = Logger.getLogger(Installer.class.getName());
try {
String skVersion = SleuthkitJNI.getVersion();
if (skVersion == null) {
throw new Exception(NbBundle.getMessage(this.getClass(), "Installer.exception.tskVerStringNull.msg"));
} else if (skVersion.length() == 0) {
throw new Exception(NbBundle.getMessage(this.getClass(), "Installer.exception.taskVerStringBang.msg"));
} else {
logger.log(Level.CONFIG, "Sleuth Kit Version: {0}", skVersion); //NON-NLS
}
} catch (Exception e) {
logger.log(Level.SEVERE, "Error calling Sleuth Kit library (test call failed)", e); //NON-NLS
// Normal error box log handler won't be loaded yet, so show error here.
final Component parentComponent = null; // Use default window frame.
final String message = NbBundle.getMessage(this.getClass(), "Installer.tskLibErr.msg", e.toString());
final String title = NbBundle.getMessage(this.getClass(), "Installer.tskLibErr.err");
final int messageType = JOptionPane.ERROR_MESSAGE;
JOptionPane.showMessageDialog(
parentComponent,
message,
title,
messageType);
// exit after user exits the error dialog box
LifecycleManager.getDefault().exit();
}
}
}