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package util;
// access the implementations via names
import com.sun.star.uno.UnoRuntime;
import java.io.PrintWriter ;
import com.sun.star.registry.XRegistryKey ;
import com.sun.star.registry.XSimpleRegistry ;
import com.sun.star.registry.RegistryKeyType ;
import com.sun.star.registry.RegistryValueType ;
import com.sun.star.registry.InvalidRegistryException ;
import com.sun.star.lang.XMultiServiceFactory ;
import com.sun.star.uno.Exception;
public class RegistryTools {
/**
* Creates 'com.sun.star.registry.SimpleRegistry'
* service.
* @param xMSF Multiservice factory.
* @return Service created.
*/
public static XSimpleRegistry createRegistryService
(XMultiServiceFactory xMSF) throws com.sun.star.uno.Exception {
Object oInterface = xMSF.createInstance
("com.sun.star.registry.SimpleRegistry");
return (XSimpleRegistry) UnoRuntime.queryInterface (
XSimpleRegistry.class, oInterface) ;
}
/**
* Opens registry file for reading/writing. If file doesn't
* exist a new one created.
* @param file Registry file name.
* @param xMSF Multiservice factory.
* @return Opened registry.
*/
public static XSimpleRegistry openRegistry
(String file, XMultiServiceFactory xMSF)
throws com.sun.star.uno.Exception {
XSimpleRegistry reg = createRegistryService(xMSF) ;
reg.open(file, false, true) ;
return reg ;
}
/**
* Compares two registry keys, their names, value
* types and values.
* return <code>true</code> if key names, value types
* and values are equal, else returns <code>false</code>.
*/
public static boolean compareKeys
(XRegistryKey key1, XRegistryKey key2) {
if (key1 == null || key2 == null ||
!key1.isValid() || !key2.isValid())
return false ;
String keyName1 = getShortKeyName(key1.getKeyName()) ;
String keyName2 = getShortKeyName(key2.getKeyName()) ;
if (!keyName1.equals(keyName2)) return false ;
try {
if (key1.getValueType() != key2.getValueType()) return false ;
} catch (InvalidRegistryException e) {
return false ;
}
RegistryValueType type ;
try {
type = key1.getValueType() ;
if (type.equals(RegistryValueType.ASCII)) {
if (!key1.getAsciiValue().equals(key2.getAsciiValue()))
return false ;
} else
if (type.equals(RegistryValueType.STRING)) {
if (!key1.getStringValue().equals(key2.getStringValue()))
return false ;
} else
if (type.equals(RegistryValueType.LONG)) {
if (key1.getLongValue() != key2.getLongValue())
return false ;
} else
if (type.equals(RegistryValueType.BINARY)) {
byte[] bin1 = key1.getBinaryValue() ;
byte[] bin2 = key2.getBinaryValue() ;
if (bin1.length != bin2.length)
return false ;
for (int i = 0; i < bin1.length; i++)
if (bin1[i] != bin2[i]) return false ;
} else
if (type.equals(RegistryValueType.ASCIILIST)) {
String[] list1 = key1.getAsciiListValue() ;
String[] list2 = key2.getAsciiListValue() ;
if (list1.length != list2.length)
return false ;
for (int i = 0; i < list1.length; i++)
if (!list1[i].equals(list2[i])) return false ;
} else
if (type.equals(RegistryValueType.STRINGLIST)) {
String[] list1 = key1.getStringListValue() ;
String[] list2 = key2.getStringListValue() ;
if (list1.length != list2.length)
return false ;
for (int i = 0; i < list1.length; i++)
if (!list1[i].equals(list2[i])) return false ;
} else
if (type.equals(RegistryValueType.LONGLIST)) {
int[] list1 = key1.getLongListValue() ;
int[] list2 = key2.getLongListValue() ;
if (list1.length != list2.length)
return false ;
for (int i = 0; i < list1.length; i++)
if (list1[i] != list2[i]) return false ;
}
} catch (Exception e) {
return false ;
}
return true ;
}
/**
* Gets name of the key relative to its parent.
* For example if full name of key is '/key1/subkey'
* short key name is 'subkey'
* @param keyName Full key name.
* @return Short key name.
*/
public static String getShortKeyName(String keyName) {
if (keyName == null) return null ;
int idx = keyName.lastIndexOf("/") ;
if (idx < 0) return keyName ;
else return keyName.substring(idx + 1) ;
}
/**
* Compare all child keys.
* @param compareRoot If <code>true</code> method also
* compare root keys, if <code>false</code> it begins recursive
* comparing from children of root keys.
* @return <code>true</code> if keys and their sub keys are equal.
*/
protected static boolean compareKeyTrees
(XRegistryKey tree1, XRegistryKey tree2, boolean compareRoot) {
if (compareRoot && !compareKeys(tree1, tree2)) return false ;
try {
String[] keyNames1 = tree1.getKeyNames() ;
String[] keyNames2 = tree2.getKeyNames() ;
if (keyNames1 == null && keyNames2 == null) return true ;
if (keyNames1 == null || keyNames2 == null ||
keyNames2.length != keyNames1.length)
return false ;
for (int i = 0; i < keyNames1.length; i++) {
String keyName = getShortKeyName(keyNames1[i]) ;
XRegistryKey key2 = tree2.openKey(keyName) ;
if (key2 == null)
// key with the same name doesn't exist in the second tree
return false ;
if (!tree1.getKeyType(keyName).equals(
tree2.getKeyType(keyName)))
return false ;
if (tree1.getKeyType(keyName).equals(
RegistryKeyType.LINK)) {
if (!getShortKeyName(tree1.getLinkTarget(keyName)).equals(
getShortKeyName(tree2.getLinkTarget(keyName))))
return false ;
} else {
if (compareKeyTrees(tree1.openKey(keyName),
tree2.openKey(keyName), true) == false) return false ;
}
}
} catch (InvalidRegistryException e) {
return false ;
}
return true ;
}
/**
* Compare keys specified and all their child keys.
* @return <code>true</code> if keys and their sub keys are equal.
*/
public static boolean compareKeyTrees
(XRegistryKey tree1, XRegistryKey tree2) {
return compareKeyTrees(tree1, tree2, false) ;
}
/**
* Prints to a specified output about all keys and subkeys information
* (key name, type, value, link target, attributes) recursively.
* @param reg Registry for which information is needed.
* @param out Output stream.
*/
public static void printRegistryInfo(XSimpleRegistry reg, PrintWriter out) {
try {
printRegistryInfo(reg.getRootKey(), out) ;
} catch (com.sun.star.registry.InvalidRegistryException e) {
out.println("!!! Can't open root registry key for info printing") ;
}
}
/**
* Prints to a specified output about all keys and subkeys information
* (key name, type, value, link target, attributes) recursively.
* @param root Key for which subkeys (and further) information is required.
* @param out Output stream.
*/
public static void printRegistryInfo(XRegistryKey root, PrintWriter out) {
if (root == null) {
out.println("/(null)") ;
return ;
}
out.println("/") ;
try {
printTreeInfo(root, out, " ") ;
} catch (com.sun.star.registry.InvalidRegistryException e) {
out.println("Exception accessing registry :") ;
e.printStackTrace(out) ;
}
}
private static void printTreeInfo(XRegistryKey key,
PrintWriter out, String margin)
throws com.sun.star.registry.InvalidRegistryException {
String[] subKeys = key.getKeyNames() ;
if (subKeys == null || subKeys.length == 0) return ;
for (int i = 0; i < subKeys.length; i++) {
printKeyInfo(key, subKeys[i], out, margin) ;
XRegistryKey subKey = key.openKey
(getShortKeyName(subKeys[i])) ;
printTreeInfo(subKey, out, margin + " ") ;
subKey.closeKey() ;
}
}
private static void printKeyInfo(XRegistryKey parentKey,
String keyName, PrintWriter out, String margin)
throws com.sun.star.registry.InvalidRegistryException {
out.print(margin) ;
keyName = getShortKeyName(keyName) ;
XRegistryKey key = parentKey.openKey(keyName) ;
if (key != null)
out.print("/" + getShortKeyName(key.getKeyName()) + " ") ;
else {
out.println("(null)") ;
return ;
}
if (!key.isValid()) {
out.println("(not valid)") ;
return ;
}
if (key.isReadOnly()) {
out.print("(read only) ") ;
}
if (parentKey.getKeyType(keyName) == RegistryKeyType.LINK) {
out.println("(link to " + parentKey.getLinkTarget(keyName) + ")") ;
return ;
}
RegistryValueType type ;
try {
type = key.getValueType() ;
if (type.equals(RegistryValueType.ASCII)) {
out.println("[ASCII] = '" + key.getAsciiValue() + "'") ;
} else
if (type.equals(RegistryValueType.STRING)) {
out.println("[STRING] = '" + key.getStringValue() + "'") ;
} else
if (type.equals(RegistryValueType.LONG)) {
out.println("[LONG] = " + key.getLongValue()) ;
} else
if (type.equals(RegistryValueType.BINARY)) {
out.print("[BINARY] = {") ;
byte[] bin = key.getBinaryValue() ;
for (int i = 0; i < bin.length; i++)
out.print("" + bin[i] + ",") ;
out.println("}") ;
} else
if (type.equals(RegistryValueType.ASCIILIST)) {
out.print("[ASCIILIST] = {") ;
String[] list = key.getAsciiListValue() ;
for (int i = 0; i < list.length; i++)
out.print("'" + list[i] + "',") ;
out.println("}") ;
} else
if (type.equals(RegistryValueType.STRINGLIST)) {
out.print("[STRINGLIST] = {") ;
String[] list = key.getStringListValue() ;
for (int i = 0; i < list.length; i++)
out.print("'" + list[i] + "',") ;
out.println("}") ;
} else
if (type.equals(RegistryValueType.LONGLIST)) {
out.print("[LONGLIST] = {") ;
int[] list = key.getLongListValue() ;
for (int i = 0; i < list.length; i++)
out.print("" + list[i] + ",") ;
out.println("}") ;
} else {
out.println("") ;
}
} catch (com.sun.star.uno.Exception e) {
out.println("Exception occured : ") ;
e.printStackTrace(out) ;
} finally {
key.closeKey() ;
}
}
// public static void compareKeyTrees
}