/**
* Gets the JAR URL of the suite. This is only for the installer.
*
* @return URL of the JAR, never null, even in development environments
*/
public String getJarUrl() {
RandomAccessStream storage = new RandomAccessStream(classSecurityToken);
DataInputStream storageStream;
try {
storage.connect(getStorageRoot() + Installer.JAR_URL_FILENAME, Connector.READ);
// convert the JAR URL to UTF8 and write it to storage
storageStream = storage.openDataInputStream();
return storageStream.readUTF();
} catch (Exception e) {
// old installations did not have JAR URL's
return "unknown";
} finally {
try {
storage.disconnect();
} catch (IOException e) {
// ignore
}
}
}
/** Reads the suite settings from storage. */
private void readSettings() {
byte[] maximums = Permissions.getEmptySet();
byte[] currentLevels = Permissions.getEmptySet();
RandomAccessStream storage = new RandomAccessStream(classSecurityToken);
DataInputStream storageStream;
int version;
int count;
permissions = new byte[2][];
permissions[Permissions.MAX_LEVELS] = maximums;
permissions[Permissions.CUR_LEVELS] = currentLevels;
try {
storage.connect(getStorageRoot() + Installer.SETTINGS_FILENAME, Connector.READ);
try {
storageStream = storage.openDataInputStream();
version = storageStream.readByte();
/*
* only version 1 are handled by the method
* 0 means that this is a beta version that are not handled
* by the method. Note that version number only has to
* increase if data has been removed, not if new data has been
* added to the end of the file.
*/
if (version != 1) {
System.out.println("Corrupt application settings file.");
return;
}
trusted = storageStream.readBoolean();
pushInterruptSetting = storageStream.readByte();
count = storageStream.readByte();
storageStream.readFully(currentLevels, 0, count);
count = storageStream.readByte();
storageStream.readFully(maximums, 0, count);
} finally {
storage.disconnect();
}
} catch (IOException e) {
// ignore, old settings files are shorter
}
}
/**
* Gets properites from a symbolically named installed package. The properties are the attributes
* in the application descriptor and JAR Manifest.
*/
private void getPropertiesFromStorage() {
RandomAccessStream myStorage;
int size;
byte[] buffer;
InputStream is;
DataInputStream dis;
String jadEncoding = null;
myStorage = new RandomAccessStream(classSecurityToken);
// Get the JAD encoding, if the server provided one
try {
myStorage.connect(storageRoot + Installer.JAD_ENCODING_FILENAME, Connector.READ);
try {
// convert the JAD encoding to UTF8 and write it to storage
dis = myStorage.openDataInputStream();
try {
jadEncoding = dis.readUTF();
} finally {
dis.close();
}
} finally {
myStorage.disconnect();
}
} catch (IOException e) {
// servers can choose the default encoding by not providing one
}
// Load .jad file
bufferedJadProps = new JadProperties();
try {
myStorage.connect(storageRoot + Installer.JAD_FILENAME, Connector.READ);
try {
size = myStorage.getSizeOf();
buffer = new byte[size];
dis = myStorage.openDataInputStream();
try {
dis.readFully(buffer);
is = new ByteArrayInputStream(buffer);
bufferedJadProps.load(is, jadEncoding);
buffer = null;
is = null;
} finally {
dis.close();
}
} finally {
myStorage.disconnect();
}
} catch (IOException e) {
// Jar only install
}
try {
// Get Manifest file so we can buffer it
myStorage.connect(storageRoot + Installer.MANIFEST_FILENAME, Connector.READ);
try {
size = myStorage.getSizeOf();
buffer = new byte[size];
dis = myStorage.openDataInputStream();
try {
dis.readFully(buffer);
is = new ByteArrayInputStream(buffer);
bufferedJarProps = new ManifestProperties();
bufferedJarProps.load(is);
buffer = null;
is = null;
} finally {
dis.close();
}
} finally {
myStorage.disconnect();
}
} catch (IOException e) {
// ignore
}
}