diff options
Diffstat (limited to 'gnu/java/util/prefs/gconf/GConfNativePeer.java')
| -rw-r--r-- | gnu/java/util/prefs/gconf/GConfNativePeer.java | 99 |
1 files changed, 74 insertions, 25 deletions
diff --git a/gnu/java/util/prefs/gconf/GConfNativePeer.java b/gnu/java/util/prefs/gconf/GConfNativePeer.java index 3c0291959..5e12c718b 100644 --- a/gnu/java/util/prefs/gconf/GConfNativePeer.java +++ b/gnu/java/util/prefs/gconf/GConfNativePeer.java @@ -49,11 +49,19 @@ import java.util.prefs.BackingStoreException; public final class GConfNativePeer { /** + * Object to achieve locks for methods that need to be synchronized. + */ + private static final Object[] semaphore = new Object[0]; + + /** * Creates a new instance of GConfNativePeer */ public GConfNativePeer() { - init_class(); + synchronized (semaphore) + { + init_class(); + } } /** @@ -64,7 +72,31 @@ public final class GConfNativePeer */ public boolean nodeExist(String node) { - return gconf_dir_exists(node); + return gconf_client_dir_exists(node); + } + + /** + * Add the node <code>node</code> to the list of nodes the GConf will watch. + * An event is raised everytime this node is changed. You can add a node + * multiple times. + * + * @param node the node to track. + */ + public void startWatchingNode(String node) + { + gconf_client_add_dir(node); + } + + /** + * Remove the node <code>node</code> to the list of nodes the GConf is + * watching. Note that if a node has been added multiple times, you must + * remove it the same number of times before the remove takes effect. + * + * @param node the node you don't want to track anymore. + */ + public void stopWatchingNode(String node) + { + gconf_client_remove_dir(node); } /** @@ -79,7 +111,7 @@ public final class GConfNativePeer */ public boolean setString(String key, String value) { - return gconf_set_string(key, value); + return gconf_client_set_string(key, value); } /** @@ -92,7 +124,7 @@ public final class GConfNativePeer */ public boolean unset(String key) { - return gconf_unset(key); + return gconf_client_unset(key); } /** @@ -103,7 +135,7 @@ public final class GConfNativePeer */ public String getKey(String key) { - return gconf_get_string(key); + return gconf_client_get_string(key); } /** @@ -117,7 +149,7 @@ public final class GConfNativePeer */ public List<String> getKeys(String node) throws BackingStoreException { - return gconf_all_keys(node); + return gconf_client_all_keys(node); } /** @@ -129,7 +161,7 @@ public final class GConfNativePeer */ public List<String> getChildrenNodes(String node) throws BackingStoreException { - return gconf_all_nodes(node); + return gconf_client_all_nodes(node); } /** @@ -153,14 +185,17 @@ public final class GConfNativePeer */ public void suggestSync() throws BackingStoreException { - gconf_suggest_sync(); + gconf_client_suggest_sync(); } protected void finalize() throws Throwable { try { - finalize_class(); + synchronized (semaphore) + { + finalize_class(); + } } finally { @@ -180,18 +215,18 @@ public final class GConfNativePeer * Initialize the GConf native peer and enable the object cache. * It is meant to be used by the static initializer. */ - native synchronized static final private void init_id_cache(); + native static final private void init_id_cache(); /** * Initialize the GConf native peer. This is meant to be used by the * class constructor. */ - native synchronized static final private void init_class(); + native static final private void init_class(); /** * Class finalizer. */ - native synchronized static final private void finalize_class(); + native static final private void finalize_class(); /** * Queries the GConf database to see if the given node exists, returning @@ -200,8 +235,23 @@ public final class GConfNativePeer * @param node the node to query for existence. * @return true if the node exist, false otherwise. */ - native synchronized - static final protected boolean gconf_dir_exists(String node); + native static final protected boolean gconf_client_dir_exists(String node); + + /** + * Adds the given node to the list of nodes that GConf watches for + * changes. + * + * @param node the node to watch for changes. + */ + native static final protected void gconf_client_add_dir(String node); + + /** + * Removes the given node from the list of nodes that GConf watches for + * changes. + * + * @param node the node to remove from from the list of watched nodes. + */ + native static final protected void gconf_client_remove_dir(String node); /** * Sets the given key/value pair into the GConf database. @@ -211,8 +261,8 @@ public final class GConfNativePeer * @param value the value to associate to the given key. * @return true if the change has effect, false otherwise. */ - native synchronized - static final protected boolean gconf_set_string(String key, String value); + native static final protected boolean gconf_client_set_string(String key, + String value); /** * Returns the key associated to the given key. Null is returned if the @@ -221,8 +271,7 @@ public final class GConfNativePeer * @param key the key to return the value of. * @return The value associated to the given key, or null. */ - native synchronized - static final protected String gconf_get_string(String key); + native static final protected String gconf_client_get_string(String key); /** * Usets the given key, removing the key from the database. @@ -230,13 +279,13 @@ public final class GConfNativePeer * @param key the key to remove. * @return true if the operation success, false otherwise. */ - native synchronized static final protected boolean gconf_unset(String key); + native static final protected boolean gconf_client_unset(String key); /** * Suggest to the GConf native peer a sync with the database. * */ - native synchronized static final protected void gconf_suggest_sync() + native static final protected void gconf_client_suggest_sync() throws BackingStoreException; /** @@ -246,7 +295,7 @@ public final class GConfNativePeer * @return A list of nodes under the given source node. */ native - static synchronized final protected List<String> gconf_all_nodes(String node) + static final protected List<String> gconf_client_all_nodes(String node) throws BackingStoreException; /** @@ -255,8 +304,8 @@ public final class GConfNativePeer * @param node the source node. * @return A list of all keys stored in the given node. */ - native synchronized - static final protected List<String> gconf_all_keys(String node) + native + static final protected List<String> gconf_client_all_keys(String node) throws BackingStoreException; /** @@ -265,7 +314,7 @@ public final class GConfNativePeer * @param plain the String to escape. * @return An escaped String for use with GConf. */ - native synchronized + native static final protected String gconf_escape_key(String plain); /** @@ -275,7 +324,7 @@ public final class GConfNativePeer * @param escaped key as returned by gconf_escape_key * @return An unescaped key. */ - native synchronized + native static final protected String gconf_unescape_key(String escaped); static |