static void *
getDirectBufferPointer(JNIEnv *_env, jobject buffer) {
if (!buffer) {
return NULL;
}
void* buf = _env->GetDirectBufferAddress(buffer);
if (buf) {
jint position = _env->GetIntField(buffer, positionID);
jint elementSizeShift = _env->GetIntField(buffer, elementSizeShiftID);
buf = ((char*) buf) + (position << elementSizeShift);
} else {
if (allowIndirectBuffers(_env)) {
jarray array = 0;
jint remaining;
jint offset;
buf = getPointer(_env, buffer, &array, &remaining, &offset);
if (array) {
releasePointer(_env, array, buf, 0);
}
buf = (char*)buf + offset;
} else {
jniThrowException(_env, "java/lang/IllegalArgumentException",
"Must use a native order direct Buffer");
}
}
return buf;
}
static void *
getDirectBufferPointer(JNIEnv *_env, jobject buffer) {
if (!buffer) {
return NULL;
}
void* buf = _env->GetDirectBufferAddress(buffer);
if (buf) {
jint position = _env->GetIntField(buffer, positionID);
jint elementSizeShift = _env->GetIntField(buffer, elementSizeShiftID);
buf = ((char*) buf) + (position << elementSizeShift);
} else {
if (allowIndirectBuffers(_env)) {
jarray array = 0;
jint remaining;
buf = getPointer(_env, buffer, &array, &remaining);
if (array) {
releasePointer(_env, array, buf, 0);
}
} else {
_env->ThrowNew(IAEClass, "Must use a native order direct Buffer");
}
}
return buf;
}
