From 28168fa673c359270089439179aa09107a882902 Mon Sep 17 00:00:00 2001
From: Grant Limberg <glimberg@gmail.com>
Date: Fri, 24 Apr 2015 18:39:17 -0700
Subject: implement VirtualNetworkConfigFunctionCallback

---
 java/jni/ZT1_jniutils.cpp                          | 39 +++++++++++++++++++++-
 java/jni/ZT1_jniutils.h                            |  1 +
 java/jni/com_zerotierone_sdk_Node.cpp              | 39 ++++++++++++++++++++--
 .../sdk/VirtualNetworkConfigListener.java          |  5 ++-
 4 files changed, 78 insertions(+), 6 deletions(-)

(limited to 'java')

diff --git a/java/jni/ZT1_jniutils.cpp b/java/jni/ZT1_jniutils.cpp
index 01cb51cf..82f5dba8 100644
--- a/java/jni/ZT1_jniutils.cpp
+++ b/java/jni/ZT1_jniutils.cpp
@@ -215,11 +215,47 @@ jobject createVirtualNetworkType(JNIEnv *env, ZT1_VirtualNetworkType type)
         break;
     }
 
-    jfieldID enumField = env->GetStaticFieldID(vntypeClass, fieldName.c_str(), "Lcom/zerotierone/sdk/VirtyalNetworkType;");
+    jfieldID enumField = env->GetStaticFieldID(vntypeClass, fieldName.c_str(), "Lcom/zerotierone/sdk/VirtualNetworkType;");
     vntypeObject = env->GetStaticObjectField(vntypeClass, enumField);
     return vntypeObject;
 }
 
+jobject createVirtualNetworkConfigOperation(JNIEnv *env, ZT1_VirtualNetworkConfigOperation op)
+{
+    static jclass vnetConfigOpClass = NULL;
+    jobject vnetConfigOpObject = NULL;
+
+    if(vnetConfigOpClass == NULL)
+    {
+        vnetConfigOpClass = env->FindClass("com/zerotierone/sdk/VirtualNetworkConfigOperation");
+        if(vnetConfigOpClass == NULL)
+        {
+            return NULL;
+        }
+    }
+
+    std::string fieldName;
+    switch(op)
+    {
+    case ZT1_VIRTUAL_NETWORK_CONFIG_OPERATION_UP:
+        fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_UP";
+        break;
+    case ZT1_VIRTUAL_NETWORK_CONFIG_OPERATION_CONFIG_UPDATE:
+        fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_CONFIG_UPDATE";
+        break;
+    case ZT1_VIRTUAL_NETWORK_CONFIG_OPERATION_DOWN:
+        fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_DOWN";
+        break;
+    case ZT1_VIRTUAL_NETWORK_CONFIG_OPERATION_DESTROY:
+        fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_DESTROY";
+        break;
+    }
+
+    jfieldID enumField = env->GetStaticFieldID(vnetConfigOpClass, fieldName.c_str(), "Lcom/zerotierone/sdk/VirtualNetworkConfigOperation;");
+    vnetConfigOpObject = env->GetStaticObjectField(vnetConfigOpClass, enumField);
+    return vnetConfigOpObject;
+}
+
 jobject newArrayList(JNIEnv *env)
 {
     if(arrayListClass == NULL)
@@ -843,6 +879,7 @@ jobject newNetworkConfig(JNIEnv *env, const ZT1_VirtualNetworkConfig &vnetConfig
     return vnetConfigObj;
 }
 
+
 #ifdef __cplusplus
 }
 #endif
\ No newline at end of file
diff --git a/java/jni/ZT1_jniutils.h b/java/jni/ZT1_jniutils.h
index 88d34d6c..df22b0ca 100644
--- a/java/jni/ZT1_jniutils.h
+++ b/java/jni/ZT1_jniutils.h
@@ -12,6 +12,7 @@ jobject createVirtualNetworkStatus(JNIEnv *env, ZT1_VirtualNetworkStatus status)
 jobject createVirtualNetworkType(JNIEnv *env, ZT1_VirtualNetworkType type);
 jobject createEvent(JNIEnv *env, ZT1_Event event);
 jobject createPeerRole(JNIEnv *env, ZT1_PeerRole role);
+jobject createVirtualNetworkConfigOperation(JNIEnv *env, ZT1_VirtualNetworkConfigOperation op);
 
 jobject newArrayList(JNIEnv *env);
 bool appendItemToArrayList(JNIEnv *env, jobject array, jobject object);
diff --git a/java/jni/com_zerotierone_sdk_Node.cpp b/java/jni/com_zerotierone_sdk_Node.cpp
index fb72ef86..fe8c8c3e 100644
--- a/java/jni/com_zerotierone_sdk_Node.cpp
+++ b/java/jni/com_zerotierone_sdk_Node.cpp
@@ -65,14 +65,49 @@ namespace {
     };
 
 
-    int VirtualNetworkConfigFunctionCallback(ZT1_Node *node,void *userData,uint64_t,enum ZT1_VirtualNetworkConfigOperation,const ZT1_VirtualNetworkConfig *)
+    int VirtualNetworkConfigFunctionCallback(ZT1_Node *node,void *userData,uint64_t nwid,enum ZT1_VirtualNetworkConfigOperation operation, const ZT1_VirtualNetworkConfig *config)
     {
         JniRef *ref = (JniRef*)userData;
         assert(ref->node == node);
 
         JNIEnv *env = ref->env;
 
-        return 0;
+        static jclass configListenerClass = NULL;
+        static jmethodID callbackMethod = NULL;
+
+        if(configListenerClass == NULL)
+        {
+            configListenerClass = env->GetObjectClass(ref->configListener);
+            if(configListenerClass == NULL)
+            {
+                return -1;
+            }
+        }
+
+        if(callbackMethod == NULL)
+        {
+            callbackMethod = env->GetMethodID(configListenerClass,
+                "onNetworkConfigurationUpdated",
+                "(JLcom/zerotierone/sdk/VirtualNetworkConfigOperation;Lcom/zerotierone/sdk/VirtualNetworkConfig;)I");
+            if(callbackMethod == NULL)
+            {
+                return -2;
+            }
+        }
+
+        jobject operationObject = createVirtualNetworkConfigOperation(env, operation);
+        if(operationObject == NULL)
+        {
+            return -3;
+        }
+
+        jobject networkConfigObject = newNetworkConfig(env, *config);
+        if(networkConfigObject == NULL)
+        {
+            return -4;
+        }
+
+        return env->CallIntMethod(ref->configListener, callbackMethod, (jlong)nwid, operationObject, networkConfigObject);
     }
 
     void VirtualNetworkFrameFunctionCallback(ZT1_Node *node,void *userData,uint64_t,uint64_t,uint64_t,unsigned int,unsigned int,const void *,unsigned int)
diff --git a/java/src/com/zerotierone/sdk/VirtualNetworkConfigListener.java b/java/src/com/zerotierone/sdk/VirtualNetworkConfigListener.java
index 78d11987..9378b6c9 100644
--- a/java/src/com/zerotierone/sdk/VirtualNetworkConfigListener.java
+++ b/java/src/com/zerotierone/sdk/VirtualNetworkConfigListener.java
@@ -30,9 +30,8 @@ package com.zerotierone.sdk;
 
 
 public interface VirtualNetworkConfigListener {
-    public void onNetworkConfigurationUpdated(
-            Node node,
-            long someValue,
+    public int onNetworkConfigurationUpdated(
+            long nwid,
             VirtualNetworkConfigOperation op,
             VirtualNetworkConfig config);
 }
\ No newline at end of file
-- 
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