public void registerUninstallKey() throws NativeLibException {
String uninstallName = getUninstallName();
if (uninstallName == null) {
return;
}
String keyName = UNINSTALL_ROOT + uninstallName;
String cmd =
"\""
+ installdata.getVariable("JAVA_HOME")
+ "\\bin\\javaw.exe\" -jar \""
+ installdata.getVariable("INSTALL_PATH")
+ "\\uninstaller\\uninstaller.jar\"";
String appVersion = installdata.getVariable("APP_VER");
String appUrl = installdata.getVariable("APP_URL");
int oldVal = getRoot();
try {
setRoot(HKEY_LOCAL_MACHINE);
setValue(keyName, "DisplayName", uninstallName);
} catch (
NativeLibException
exception) { // Users without administrative rights should be able to install the app
// for themselves
Debug.trace(
"Failed to register uninstaller in HKEY_LOCAL_MACHINE hive, trying HKEY_CURRENT_USER: "******"DisplayName", uninstallName);
}
setValue(keyName, "UninstallString", cmd);
setValue(keyName, "DisplayVersion", appVersion);
if (appUrl != null && appUrl.length() > 0) {
setValue(keyName, "HelpLink", appUrl);
}
// Try to write the uninstaller icon out.
try {
InputStream input = ResourceManager.getInstance().getInputStream(UNINSTALLER_ICON);
String iconPath =
installdata.getVariable("INSTALL_PATH")
+ File.separator
+ "Uninstaller"
+ File.separator
+ "UninstallerIcon.ico";
FileOutputStream out = new FileOutputStream(iconPath);
byte[] buffer = new byte[5120];
long bytesCopied = 0;
int bytesInBuffer;
while ((bytesInBuffer = input.read(buffer)) != -1) {
out.write(buffer, 0, bytesInBuffer);
bytesCopied += bytesInBuffer;
}
input.close();
out.close();
setValue(keyName, "DisplayIcon", iconPath);
} catch (Exception exception) { // May be no icon resource defined; ignore it
Debug.trace(exception);
}
setRoot(oldVal);
}
/**
* Returns the path to the needed JDK if found in the registry. If there are more than one JDKs
* registered, that one with the highest allowd version will be returned. Works only on windows.
* On Unix an empty string returns.
*
* @return the path to the needed JDK if found in the windows registry
*/
private String resolveInRegistry() {
String retval = "";
int oldVal = 0;
RegistryHandler rh = null;
badRegEntries = new HashSet();
try {
// Get the default registry handler.
rh = RegistryDefaultHandler.getInstance();
if (rh == null)
// We are on a os which has no registry or the
// needed dll was not bound to this installation. In
// both cases we forget the try to get the JDK path from registry.
return (retval);
rh.verify(idata);
oldVal = rh.getRoot(); // Only for security...
rh.setRoot(MSWinConstants.HKEY_LOCAL_MACHINE);
String[] keys = rh.getSubkeys(JDK_ROOT_KEY);
if (keys == null || keys.length == 0) return (retval);
Arrays.sort(keys);
int i = keys.length - 1;
String min = getMinVersion();
String max = getMaxVersion();
// We search for the highest allowd version, therefore retrograde
while (i > 0) {
if (compareVersions(
keys[i],
max,
false,
4,
4,
"__NO_NOT_IDENTIFIER_")) { // First allowd version found, now we have to test that the
// min value
// also allows this version.
if (compareVersions(keys[i], min, true, 4, 4, "__NO_NOT_IDENTIFIER_")) {
String cv = JDK_ROOT_KEY + "\\" + keys[i];
String path = rh.getValue(cv, JDK_VALUE_NAME).getStringData();
// Use it only if the path is valid.
// Set the path for method pathIsValid ...
pathSelectionPanel.setPath(path);
if (!pathIsValid()) {
badRegEntries.add(keys[i]);
} else if ("".equals(retval)) {
retval = path;
}
pathSelectionPanel.setPath(retval);
}
}
i--;
}
} catch (Exception e) { // Will only be happen if registry handler is good, but an
// exception at performing was thrown. This is an error...
e.printStackTrace();
} finally {
if (rh != null && oldVal != 0)
try {
rh.setRoot(MSWinConstants.HKEY_LOCAL_MACHINE);
} catch (NativeLibException e) {
e.printStackTrace();
}
}
return (retval);
}
