1 files changed, 56 insertions, 0 deletions
diff --git a/src/native/addrbook/AddrBookContactQuery.c b/src/native/addrbook/AddrBookContactQuery.c
new file mode 100644
index 0000000..45cdcd2
--- /dev/null
+++ b/src/native/addrbook/AddrBookContactQuery.c
@@ -0,0 +1,56 @@
+/*
+ * SIP Communicator, the OpenSource Java VoIP and Instant Messaging client.
+ *
+ * Distributable under LGPL license.
+ * See terms of license at gnu.org.
+ */
+
+#include "AddrBookContactQuery.h"
+
+static void Exception_throwNew
+    (JNIEnv *jniEnv, const char *className, const char *message);
+
+jmethodID
+AddrBookContactQuery_getPtrCallbackMethodID(JNIEnv *jniEnv, jobject callback)
+{
+    jclass callbackClass;
+    jmethodID callbackMethodID = 0;
+
+    /*
+     * Make sure that the specified arguments are valid. For example, check
+     * whether callback exists and has the necessary signature.
+     */
+    if (callback)
+    {
+        callbackClass = (*jniEnv)->GetObjectClass(jniEnv, callback);
+        if (callbackClass)
+        {
+            callbackMethodID
+                = (*jniEnv)->GetMethodID(
+                        jniEnv,
+                        callbackClass, "callback", "(J)Z");
+            if (!callbackMethodID)
+            {
+                Exception_throwNew(
+                    jniEnv, "java/lang/IllegalArgumentException", "callback");
+            }
+        }
+    }
+    else
+    {
+        Exception_throwNew(
+            jniEnv, "java/lang/NullPointerException", "callback");
+    }
+    return callbackMethodID;
+}
+
+static void
+Exception_throwNew(JNIEnv *jniEnv, const char *className, const char *message)
+{
+    jclass clazz;
+
+    clazz = (*jniEnv)->FindClass(jniEnv, className);
+    if (clazz)
+        (*jniEnv)->ThrowNew(jniEnv, clazz, message);
+}
+