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Use default class loader to obtain the ClassLoader for this NativeActivity

This commit is contained in:
folecr 2013-07-19 16:26:02 -07:00
parent e67698116c
commit dd79d9bbc2
2 changed files with 47 additions and 9 deletions
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51
cocos2dx/platform/android/jni/JniHelper.cpp
View File

@ -38,7 +38,6 @@ jclass _getClassID(const char *className) {
jstring _jstrClassName = env->NewStringUTF(className);
// explicit cast to jclass, since the returned object
jobject _clazzObject = env->CallObjectMethod(cocos2d::JniHelper::classloader,
cocos2d::JniHelper::loadclassMethod_methodID,
_jstrClassName);
@ -121,10 +120,10 @@ namespace cocos2d {
bool JniHelper::setClassLoaderFrom(jobject nativeactivityinstance) {
JniMethodInfo _getclassloaderMethod;
if (!JniHelper::getMethodInfo(_getclassloaderMethod,
"android/app/NativeActivity",
"getClassLoader",
"()Ljava/lang/ClassLoader;")) {
if (!JniHelper::getMethodInfo_DefaultClassLoader(_getclassloaderMethod,
"android/app/NativeActivity",
"getClassLoader",
"()Ljava/lang/ClassLoader;")) {
return false;
}
@ -136,10 +135,10 @@ namespace cocos2d {
}
JniMethodInfo _m;
if (!JniHelper::getMethodInfo(_m,
"java/lang/ClassLoader",
"loadClass",
"(Ljava/lang/String;)Ljava/lang/Class;")) {
if (!JniHelper::getMethodInfo_DefaultClassLoader(_m,
"java/lang/ClassLoader",
"loadClass",
"(Ljava/lang/String;)Ljava/lang/Class;")) {
return false;
}
@ -183,6 +182,40 @@ namespace cocos2d {
return true;
}
bool JniHelper::getMethodInfo_DefaultClassLoader(JniMethodInfo &methodinfo,
const char *className,
const char *methodName,
const char *paramCode) {
if ((NULL == className) ||
(NULL == methodName) ||
(NULL == paramCode)) {
return false;
}
JNIEnv *pEnv = JniHelper::getEnv();
if (!pEnv) {
return false;
}
jclass classID = pEnv->FindClass(className);
if (! classID) {
LOGD("Failed to find class %s", className);
return false;
}
jmethodID methodID = pEnv->GetMethodID(classID, methodName, paramCode);
if (! methodID) {
LOGD("Failed to find method id of %s", methodName);
return false;
}
methodinfo.classID = classID;
methodinfo.env = pEnv;
methodinfo.methodID = methodID;
return true;
}
bool JniHelper::getMethodInfo(JniMethodInfo &methodinfo,
const char *className,
const char *methodName,

5
cocos2dx/platform/android/jni/JniHelper.h
View File

@ -62,6 +62,11 @@ public:
private:
static bool cacheEnv(JavaVM* jvm);
static bool getMethodInfo_DefaultClassLoader(JniMethodInfo &methodinfo,
const char *className,
const char *methodName,
const char *paramCode);
static JavaVM* _psJavaVM;
static JNIEnv* env;
};