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godot/platform/android/java_class_wrapper.cpp
Rémi Verschelde a7fc04626a Add missing license headers in our source files (#5255) 
Also removes a couple wrong Godot headers from third-party source files.
2016-06-18 14:46:12 +02:00

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/*************************************************************************/
/* java_class_wrapper.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "java_class_wrapper.h"
#include "thread_jandroid.h"
bool JavaClass::_call_method(JavaObject* p_instance,const StringName& p_method,const Variant** p_args,int p_argcount,Variant::CallError &r_error,Variant& ret) {
Map<StringName,List<MethodInfo> >::Element *M=methods.find(p_method);
if (!M)
return false;
JNIEnv *env = ThreadAndroid::get_env();
MethodInfo *method=NULL;
for (List<MethodInfo>::Element *E=M->get().front();E;E=E->next()) {
if (!p_instance && !E->get()._static) {
r_error.error=Variant::CallError::CALL_ERROR_INSTANCE_IS_NULL;
continue;
}
int pc = E->get().param_types.size();
if (pc>p_argcount) {
r_error.error=Variant::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
r_error.argument=pc;
continue;
}
if (pc<p_argcount) {
r_error.error=Variant::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS;
r_error.argument=pc;
continue;
}
uint32_t *ptypes=E->get().param_types.ptr();
bool valid=true;
for(int i=0;i<pc;i++) {
Variant::Type arg_expected=Variant::NIL;
switch(ptypes[i]) {
case ARG_TYPE_VOID: {
//bug?
} break;
case ARG_TYPE_BOOLEAN: {
if (p_args[i]->get_type()!=Variant::BOOL)
arg_expected=Variant::BOOL;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_BYTE:
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_CHAR:
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_SHORT:
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_INT:
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_LONG:
case ARG_TYPE_BYTE:
case ARG_TYPE_CHAR:
case ARG_TYPE_SHORT:
case ARG_TYPE_INT:
case ARG_TYPE_LONG: {
if (!p_args[i]->is_num())
arg_expected=Variant::INT;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_FLOAT:
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_DOUBLE:
case ARG_TYPE_FLOAT:
case ARG_TYPE_DOUBLE: {
if (!p_args[i]->is_num())
arg_expected=Variant::REAL;
} break;
case ARG_TYPE_STRING: {
if (p_args[i]->get_type()!=Variant::STRING)
arg_expected=Variant::STRING;
} break;
case ARG_TYPE_CLASS: {
if (p_args[i]->get_type()!=Variant::OBJECT)
arg_expected=Variant::OBJECT;
else {
Ref<Reference> ref = *p_args[i];
if (!ref.is_null()) {
if (ref->cast_to<JavaObject>() ) {
Ref<JavaObject> jo=ref;
//could be faster
jclass c = env->FindClass(E->get().param_sigs[i].operator String().utf8().get_data());
if (!c || !env->IsInstanceOf(jo->instance,c)) {
arg_expected=Variant::OBJECT;
} else {
//ok
}
} else {
arg_expected=Variant::OBJECT;
}
}
}
} break;
default: {
if (p_args[i]->get_type()!=Variant::ARRAY)
arg_expected=Variant::ARRAY;
} break;
}
if (arg_expected!=Variant::NIL) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_ARGUMENT;
r_error.argument=i;
r_error.expected=arg_expected;
valid=false;
break;
}
}
if (!valid)
continue;
method=&E->get();
break;
}
if (!method)
return true; //no version convinces
r_error.error=Variant::CallError::CALL_OK;
jvalue *argv=NULL;
if (method->param_types.size()) {
argv=(jvalue*)alloca( sizeof(jvalue)*method->param_types.size() );
}
List<jobject> to_free;
for(int i=0;i<method->param_types.size();i++) {
switch(method->param_types[i]) {
case ARG_TYPE_VOID: {
//can't happen
argv[i].l=NULL; //I hope this works
} break;
case ARG_TYPE_BOOLEAN: {
argv[i].z=*p_args[i];
} break;
case ARG_TYPE_BYTE: {
argv[i].b=*p_args[i];
} break;
case ARG_TYPE_CHAR: {
argv[i].c=*p_args[i];
} break;
case ARG_TYPE_SHORT: {
argv[i].s=*p_args[i];
} break;
case ARG_TYPE_INT: {
argv[i].i=*p_args[i];
} break;
case ARG_TYPE_LONG: {
argv[i].j=*p_args[i];
} break;
case ARG_TYPE_FLOAT: {
argv[i].f=*p_args[i];
} break;
case ARG_TYPE_DOUBLE: {
argv[i].d=*p_args[i];
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_BOOLEAN: {
jclass bclass = env->FindClass("java/lang/Boolean");
jmethodID ctor = env->GetMethodID(bclass, "<init>", "(Z)V");
jvalue val;
val.z = (bool)(*p_args[i]);
jobject obj = env->NewObjectA(bclass, ctor, &val);
argv[i].l = obj;
to_free.push_back(obj);
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_BYTE: {
jclass bclass = env->FindClass("java/lang/Byte");
jmethodID ctor = env->GetMethodID(bclass, "<init>", "(B)V");
jvalue val;
val.b = (int)(*p_args[i]);
jobject obj = env->NewObjectA(bclass, ctor, &val);
argv[i].l = obj;
to_free.push_back(obj);
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_CHAR: {
jclass bclass = env->FindClass("java/lang/Character");
jmethodID ctor = env->GetMethodID(bclass, "<init>", "(C)V");
jvalue val;
val.c = (int)(*p_args[i]);
jobject obj = env->NewObjectA(bclass, ctor, &val);
argv[i].l = obj;
to_free.push_back(obj);
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_SHORT: {
jclass bclass = env->FindClass("java/lang/Short");
jmethodID ctor = env->GetMethodID(bclass, "<init>", "(S)V");
jvalue val;
val.s = (int)(*p_args[i]);
jobject obj = env->NewObjectA(bclass, ctor, &val);
argv[i].l = obj;
to_free.push_back(obj);
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_INT: {
jclass bclass = env->FindClass("java/lang/Integer");
jmethodID ctor = env->GetMethodID(bclass, "<init>", "(I)V");
jvalue val;
val.i = (int)(*p_args[i]);
jobject obj = env->NewObjectA(bclass, ctor, &val);
argv[i].l = obj;
to_free.push_back(obj);
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_LONG: {
jclass bclass = env->FindClass("java/lang/Long");
jmethodID ctor = env->GetMethodID(bclass, "<init>", "(J)V");
jvalue val;
val.j = (int64_t)(*p_args[i]);
jobject obj = env->NewObjectA(bclass, ctor, &val);
argv[i].l = obj;
to_free.push_back(obj);
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_FLOAT: {
jclass bclass = env->FindClass("java/lang/Float");
jmethodID ctor = env->GetMethodID(bclass, "<init>", "(F)V");
jvalue val;
val.f = (float)(*p_args[i]);
jobject obj = env->NewObjectA(bclass, ctor, &val);
argv[i].l = obj;
to_free.push_back(obj);
} break;
case ARG_NUMBER_CLASS_BIT|ARG_TYPE_DOUBLE: {
jclass bclass = env->FindClass("java/lang/Double");
jmethodID ctor = env->GetMethodID(bclass, "<init>", "(D)V");
jvalue val;
val.d = (double)(*p_args[i]);
jobject obj = env->NewObjectA(bclass, ctor, &val);
argv[i].l = obj;
to_free.push_back(obj);
} break;
case ARG_TYPE_STRING: {
String s = *p_args[i];
jstring jStr = env->NewStringUTF(s.utf8().get_data());
argv[i].l=jStr;
to_free.push_back(jStr);
} break;
case ARG_TYPE_CLASS: {
Ref<JavaObject> jo=*p_args[i];
if (jo.is_valid()) {
argv[i].l=jo->instance;
} else {
argv[i].l=NULL; //I hope this works
}
} break;
case ARG_ARRAY_BIT|ARG_TYPE_BOOLEAN: {
Array arr = *p_args[i];
jbooleanArray a = env->NewBooleanArray(arr.size());
for(int j=0;j<arr.size();j++) {
jboolean val = arr[j];
env->SetBooleanArrayRegion(a,j,1,&val);
}
argv[i].l=a;
to_free.push_back(a);
} break;
case ARG_ARRAY_BIT|ARG_TYPE_BYTE: {
Array arr = *p_args[i];
jbyteArray a = env->NewByteArray(arr.size());
for(int j=0;j<arr.size();j++) {
jbyte val = arr[j];
env->SetByteArrayRegion(a,j,1,&val);
}
argv[i].l=a;
to_free.push_back(a);
} break;
case ARG_ARRAY_BIT|ARG_TYPE_CHAR: {
Array arr = *p_args[i];
jcharArray a = env->NewCharArray(arr.size());
for(int j=0;j<arr.size();j++) {
jchar val = arr[j];
env->SetCharArrayRegion(a,j,1,&val);
}
argv[i].l=a;
to_free.push_back(a);
} break;
case ARG_ARRAY_BIT|ARG_TYPE_SHORT: {
Array arr = *p_args[i];
jshortArray a = env->NewShortArray(arr.size());
for(int j=0;j<arr.size();j++) {
jshort val = arr[j];
env->SetShortArrayRegion(a,j,1,&val);
}
argv[i].l=a;
to_free.push_back(a);
} break;
case ARG_ARRAY_BIT|ARG_TYPE_INT: {
Array arr = *p_args[i];
jintArray a = env->NewIntArray(arr.size());
for(int j=0;j<arr.size();j++) {
jint val = arr[j];
env->SetIntArrayRegion(a,j,1,&val);
}
argv[i].l=a;
to_free.push_back(a);
} break;
case ARG_ARRAY_BIT|ARG_TYPE_LONG: {
Array arr = *p_args[i];
jlongArray a = env->NewLongArray(arr.size());
for(int j=0;j<arr.size();j++) {
jlong val = arr[j];
env->SetLongArrayRegion(a,j,1,&val);
}
argv[i].l=a;
to_free.push_back(a);
} break;
case ARG_ARRAY_BIT|ARG_TYPE_FLOAT: {
Array arr = *p_args[i];
jfloatArray a = env->NewFloatArray(arr.size());
for(int j=0;j<arr.size();j++) {
jfloat val = arr[j];
env->SetFloatArrayRegion(a,j,1,&val);
}
argv[i].l=a;
to_free.push_back(a);
} break;
case ARG_ARRAY_BIT|ARG_TYPE_DOUBLE: {
Array arr = *p_args[i];
jdoubleArray a = env->NewDoubleArray(arr.size());
for(int j=0;j<arr.size();j++) {
jdouble val = arr[j];
env->SetDoubleArrayRegion(a,j,1,&val);
}
argv[i].l=a;
to_free.push_back(a);
} break;
case ARG_ARRAY_BIT|ARG_TYPE_STRING: {
Array arr = *p_args[i];
jobjectArray a = env->NewObjectArray(arr.size(),env->FindClass("java/lang/String"),NULL);
for(int j=0;j<arr.size();j++) {
String s = arr[j];
jstring jStr = env->NewStringUTF(s.utf8().get_data());
env->SetObjectArrayElement(a,j,jStr);
to_free.push_back(jStr);
}
argv[i].l=a;
to_free.push_back(a);
} break;
case ARG_ARRAY_BIT|ARG_TYPE_CLASS: {
argv[i].l=NULL;
} break;
}
}
r_error.error=Variant::CallError::CALL_OK;
bool success=true;
switch(method->return_type) {
case ARG_TYPE_VOID: {
if (method->_static) {
env->CallStaticVoidMethodA(_class,method->method,argv);
} else {
env->CallVoidMethodA(p_instance->instance,method->method,argv);
}
ret=Variant();
} break;
case ARG_TYPE_BOOLEAN: {
if (method->_static) {
ret=env->CallStaticBooleanMethodA(_class,method->method,argv);
} else {
ret=env->CallBooleanMethodA(p_instance->instance,method->method,argv);
}
} break;
case ARG_TYPE_BYTE: {
if (method->_static) {
ret=env->CallStaticByteMethodA(_class,method->method,argv);
} else {
ret=env->CallByteMethodA(p_instance->instance,method->method,argv);
}
} break;
case ARG_TYPE_CHAR: {
if (method->_static) {
ret=env->CallStaticCharMethodA(_class,method->method,argv);
} else {
ret=env->CallCharMethodA(p_instance->instance,method->method,argv);
}
} break;
case ARG_TYPE_SHORT: {
if (method->_static) {
ret=env->CallStaticShortMethodA(_class,method->method,argv);
} else {
ret=env->CallShortMethodA(p_instance->instance,method->method,argv);
}
} break;
case ARG_TYPE_INT: {
if (method->_static) {
ret=env->CallStaticIntMethodA(_class,method->method,argv);
} else {
ret=env->CallIntMethodA(p_instance->instance,method->method,argv);
}
} break;
case ARG_TYPE_LONG: {
if (method->_static) {
ret=env->CallStaticLongMethodA(_class,method->method,argv);
} else {
ret=env->CallLongMethodA(p_instance->instance,method->method,argv);
}
} break;
case ARG_TYPE_FLOAT: {
if (method->_static) {
ret=env->CallStaticFloatMethodA(_class,method->method,argv);
} else {
ret=env->CallFloatMethodA(p_instance->instance,method->method,argv);
}
} break;
case ARG_TYPE_DOUBLE: {
if (method->_static) {
ret=env->CallStaticDoubleMethodA(_class,method->method,argv);
} else {
ret=env->CallDoubleMethodA(p_instance->instance,method->method,argv);
}
} break;
default: {
jobject obj;
if (method->_static) {
obj=env->CallStaticObjectMethodA(_class,method->method,argv);
} else {
obj=env->CallObjectMethodA(p_instance->instance,method->method,argv);
}
if (!obj) {
ret=Variant();
} else {
if (!_convert_object_to_variant(env, obj, ret,method->return_type)) {
ret=Variant();
r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
success=false;
}
env->DeleteLocalRef(obj);
}
} break;
}
for(List<jobject>::Element *E=to_free.front();E;E=E->next()) {
env->DeleteLocalRef(E->get());
}
return success;
}
Variant JavaClass::call(const StringName& p_method,const Variant** p_args,int p_argcount,Variant::CallError &r_error) {
Variant ret;
bool found = _call_method(NULL,p_method,p_args,p_argcount,r_error,ret);
if (found) {
return ret;
}
return Reference::call(p_method,p_args,p_argcount,r_error);
}
JavaClass::JavaClass() {
}
/////////////////////
Variant JavaObject::call(const StringName& p_method,const Variant** p_args,int p_argcount,Variant::CallError &r_error){
return Variant();
}
JavaObject::JavaObject(const Ref<JavaClass>& p_base,jobject *p_instance) {
}
JavaObject::~JavaObject(){
}
////////////////////
void JavaClassWrapper::_bind_methods() {
ObjectTypeDB::bind_method(_MD("wrap:JavaClass","name"),&JavaClassWrapper::wrap);
}
bool JavaClassWrapper::_get_type_sig(JNIEnv *env,jobject obj,uint32_t& sig,String&strsig) {
jstring name2 = (jstring)env->CallObjectMethod(obj, Class_getName);
String str_type = env->GetStringUTFChars( name2, NULL );
print_line("name: "+str_type);
env->DeleteLocalRef(name2);
uint32_t t=0;
if (str_type.begins_with("[")) {
t=JavaClass::ARG_ARRAY_BIT;
strsig="[";
str_type=str_type.substr(1,str_type.length()-1);
if (str_type.begins_with("[")) {
print_line("Nested arrays not supported for type: "+str_type);
return false;
}
if (str_type.begins_with("L")) {
str_type=str_type.substr(1,str_type.length()-2); //ok it's a class
}
}
if (str_type=="void" || str_type=="V") {
t|=JavaClass::ARG_TYPE_VOID;
strsig+="V";
} else if (str_type=="boolean" || str_type=="Z") {
t|=JavaClass::ARG_TYPE_BOOLEAN;
strsig+="Z";
} else if (str_type=="byte" || str_type=="B") {
t|=JavaClass::ARG_TYPE_BYTE;
strsig+="B";
} else if (str_type=="char" || str_type=="C") {
t|=JavaClass::ARG_TYPE_CHAR;
strsig+="C";
} else if (str_type=="short" || str_type=="S") {
t|=JavaClass::ARG_TYPE_SHORT;
strsig+="S";
} else if (str_type=="int" || str_type=="I") {
t|=JavaClass::ARG_TYPE_INT;
strsig+="I";
} else if (str_type=="long" || str_type=="J") {
t|=JavaClass::ARG_TYPE_LONG;
strsig+="J";
} else if (str_type=="float" || str_type=="F") {
t|=JavaClass::ARG_TYPE_FLOAT;
strsig+="F";
} else if (str_type=="double" || str_type=="D") {
t|=JavaClass::ARG_TYPE_DOUBLE;
strsig+="D";
} else if (str_type=="java.lang.String") {
t|=JavaClass::ARG_TYPE_STRING;
strsig+="Ljava/lang/String;";
} else if (str_type=="java.lang.Boolean") {
t|=JavaClass::ARG_TYPE_BOOLEAN|JavaClass::ARG_NUMBER_CLASS_BIT;
strsig+="Ljava/lang/Boolean;";
} else if (str_type=="java.lang.Byte") {
t|=JavaClass::ARG_TYPE_BYTE|JavaClass::ARG_NUMBER_CLASS_BIT;
strsig+="Ljava/lang/Byte;";
} else if (str_type=="java.lang.Character") {
t|=JavaClass::ARG_TYPE_CHAR|JavaClass::ARG_NUMBER_CLASS_BIT;
strsig+="Ljava/lang/Character;";
} else if (str_type=="java.lang.Short") {
t|=JavaClass::ARG_TYPE_SHORT|JavaClass::ARG_NUMBER_CLASS_BIT;
strsig+="Ljava/lang/Short;";
} else if (str_type=="java.lang.Integer") {
t|=JavaClass::ARG_TYPE_INT|JavaClass::ARG_NUMBER_CLASS_BIT;
strsig+="Ljava/lang/Integer;";
} else if (str_type=="java.lang.Long") {
t|=JavaClass::ARG_TYPE_LONG|JavaClass::ARG_NUMBER_CLASS_BIT;
strsig+="Ljava/lang/Long;";
} else if (str_type=="java.lang.Float") {
t|=JavaClass::ARG_TYPE_FLOAT|JavaClass::ARG_NUMBER_CLASS_BIT;
strsig+="Ljava/lang/Float;";
} else if (str_type=="java.lang.Double") {
t|=JavaClass::ARG_TYPE_DOUBLE|JavaClass::ARG_NUMBER_CLASS_BIT;
strsig+="Ljava/lang/Double;";
} else {
//a class likely
strsig+="L"+str_type.replace(".","/")+";";
t|=JavaClass::ARG_TYPE_CLASS;
}
sig=t;
return true;
}
bool JavaClass::_convert_object_to_variant(JNIEnv * env, jobject obj, Variant& var,uint32_t p_sig) {
if (!obj) {
var=Variant(); //seems null is just null...
return true;
}
switch(p_sig) {
case ARG_TYPE_VOID: {
return Variant();
} break;
case ARG_TYPE_BOOLEAN|ARG_NUMBER_CLASS_BIT: {
var = env->CallBooleanMethod(obj, JavaClassWrapper::singleton->Boolean_booleanValue);
return true;
} break;
case ARG_TYPE_BYTE|ARG_NUMBER_CLASS_BIT: {
var = env->CallByteMethod(obj, JavaClassWrapper::singleton->Byte_byteValue);
return true;
} break;
case ARG_TYPE_CHAR|ARG_NUMBER_CLASS_BIT: {
var = env->CallCharMethod(obj, JavaClassWrapper::singleton->Character_characterValue);
return true;
} break;
case ARG_TYPE_SHORT|ARG_NUMBER_CLASS_BIT: {
var = env->CallShortMethod(obj, JavaClassWrapper::singleton->Short_shortValue);
return true;
} break;
case ARG_TYPE_INT|ARG_NUMBER_CLASS_BIT: {
var = env->CallIntMethod(obj, JavaClassWrapper::singleton->Integer_integerValue);
return true;
} break;
case ARG_TYPE_LONG|ARG_NUMBER_CLASS_BIT: {
var = env->CallLongMethod(obj, JavaClassWrapper::singleton->Long_longValue);
return true;
} break;
case ARG_TYPE_FLOAT|ARG_NUMBER_CLASS_BIT: {
var = env->CallFloatMethod(obj, JavaClassWrapper::singleton->Float_floatValue);
return true;
} break;
case ARG_TYPE_DOUBLE|ARG_NUMBER_CLASS_BIT: {
var = env->CallDoubleMethod(obj, JavaClassWrapper::singleton->Double_doubleValue);
return true;
} break;
case ARG_TYPE_STRING: {
var = String::utf8(env->GetStringUTFChars( (jstring)obj, NULL ));
return true;
} break;
case ARG_TYPE_CLASS: {
return false;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_VOID: {
var = Array(); // ?
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_BOOLEAN: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jboolean val;
env->GetBooleanArrayRegion((jbooleanArray)arr,0,1,&val);
ret.push_back(val);
}
var=ret;
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_BYTE: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jbyte val;
env->GetByteArrayRegion((jbyteArray)arr,0,1,&val);
ret.push_back(val);
}
var=ret;
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_CHAR: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jchar val;
env->GetCharArrayRegion((jcharArray)arr,0,1,&val);
ret.push_back(val);
}
var=ret;
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_SHORT: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jshort val;
env->GetShortArrayRegion((jshortArray)arr,0,1,&val);
ret.push_back(val);
}
var=ret;
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_INT: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jint val;
env->GetIntArrayRegion((jintArray)arr,0,1,&val);
ret.push_back(val);
}
var=ret;
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_LONG: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jlong val;
env->GetLongArrayRegion((jlongArray)arr,0,1,&val);
ret.push_back(val);
}
var=ret;
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_FLOAT: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jfloat val;
env->GetFloatArrayRegion((jfloatArray)arr,0,1,&val);
ret.push_back(val);
}
var=ret;
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_DOUBLE: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jdouble val;
env->GetDoubleArrayRegion((jdoubleArray)arr,0,1,&val);
ret.push_back(val);
}
var=ret;
return true;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_ARRAY_BIT|ARG_TYPE_BOOLEAN: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jobject o = env->GetObjectArrayElement(arr, i);
if (!o)
ret.push_back(Variant());
else {
bool val = env->CallBooleanMethod(o, JavaClassWrapper::singleton->Boolean_booleanValue);
ret.push_back(val);
}
env->DeleteLocalRef(o);
}
var=ret;
return true;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_ARRAY_BIT|ARG_TYPE_BYTE: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jobject o = env->GetObjectArrayElement(arr, i);
if (!o)
ret.push_back(Variant());
else {
int val = env->CallByteMethod(o, JavaClassWrapper::singleton->Byte_byteValue);
ret.push_back(val);
}
env->DeleteLocalRef(o);
}
var=ret;
return true;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_ARRAY_BIT|ARG_TYPE_CHAR: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jobject o = env->GetObjectArrayElement(arr, i);
if (!o)
ret.push_back(Variant());
else {
int val = env->CallCharMethod(o, JavaClassWrapper::singleton->Character_characterValue);
ret.push_back(val);
}
env->DeleteLocalRef(o);
}
var=ret;
return true;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_ARRAY_BIT|ARG_TYPE_SHORT: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jobject o = env->GetObjectArrayElement(arr, i);
if (!o)
ret.push_back(Variant());
else {
int val = env->CallShortMethod(o, JavaClassWrapper::singleton->Short_shortValue);
ret.push_back(val);
}
env->DeleteLocalRef(o);
}
var=ret;
return true;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_ARRAY_BIT|ARG_TYPE_INT: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jobject o = env->GetObjectArrayElement(arr, i);
if (!o)
ret.push_back(Variant());
else {
int val = env->CallIntMethod(o, JavaClassWrapper::singleton->Integer_integerValue);
ret.push_back(val);
}
env->DeleteLocalRef(o);
}
var=ret;
return true;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_ARRAY_BIT|ARG_TYPE_LONG: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jobject o = env->GetObjectArrayElement(arr, i);
if (!o)
ret.push_back(Variant());
else {
int64_t val = env->CallLongMethod(o, JavaClassWrapper::singleton->Long_longValue);
ret.push_back(val);
}
env->DeleteLocalRef(o);
}
var=ret;
return true;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_ARRAY_BIT|ARG_TYPE_FLOAT: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jobject o = env->GetObjectArrayElement(arr, i);
if (!o)
ret.push_back(Variant());
else {
float val = env->CallFloatMethod(o, JavaClassWrapper::singleton->Float_floatValue);
ret.push_back(val);
}
env->DeleteLocalRef(o);
}
var=ret;
return true;
} break;
case ARG_NUMBER_CLASS_BIT|ARG_ARRAY_BIT|ARG_TYPE_DOUBLE: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jobject o = env->GetObjectArrayElement(arr, i);
if (!o)
ret.push_back(Variant());
else {
double val = env->CallDoubleMethod(o, JavaClassWrapper::singleton->Double_doubleValue);
ret.push_back(val);
}
env->DeleteLocalRef(o);
}
var=ret;
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_STRING: {
Array ret;
jobjectArray arr = (jobjectArray)obj;
int count = env->GetArrayLength(arr);
for (int i=0; i<count; i++) {
jobject o = env->GetObjectArrayElement(arr, i);
if (!o)
ret.push_back(Variant());
else {
String val = String::utf8(env->GetStringUTFChars( (jstring)o, NULL ));
ret.push_back(val);
}
env->DeleteLocalRef(o);
}
var=ret;
return true;
} break;
case ARG_ARRAY_BIT|ARG_TYPE_CLASS: {
} break;
}
return false;
}
Ref<JavaClass> JavaClassWrapper::wrap(const String& p_class) {
if (class_cache.has(p_class))
return class_cache[p_class];
JNIEnv *env = ThreadAndroid::get_env();
jclass bclass = env->FindClass(p_class.utf8().get_data());
ERR_FAIL_COND_V(!bclass,Ref<JavaClass>());
//jmethodID getDeclaredMethods = env->GetMethodID(bclass,"getDeclaredMethods", "()[Ljava/lang/reflect/Method;");
//ERR_FAIL_COND_V(!getDeclaredMethods,Ref<JavaClass>());
jobjectArray methods = (jobjectArray)env->CallObjectMethod(bclass, getDeclaredMethods);
ERR_FAIL_COND_V(!methods,Ref<JavaClass>());
Ref<JavaClass> java_class = memnew( JavaClass );
int count = env->GetArrayLength(methods);
for (int i=0; i<count; i++) {
jobject obj = env->GetObjectArrayElement(methods, i);
ERR_CONTINUE(!obj);
jstring name = (jstring)env->CallObjectMethod(obj, getName);
String str_method = env->GetStringUTFChars( name, NULL );
env->DeleteLocalRef(name);
Vector<String> params;
jint mods = env->CallIntMethod(obj,getModifiers);
if (!(mods&0x0001)) {
env->DeleteLocalRef(obj);
continue; //not public bye
}
jobjectArray param_types = (jobjectArray)env->CallObjectMethod(obj, getParameterTypes);
int count2=env->GetArrayLength(param_types);
if (!java_class->methods.has(str_method)) {
java_class->methods[str_method]=List<JavaClass::MethodInfo>();
}
JavaClass::MethodInfo mi;
mi._static = (mods&0x8)!=0;
bool valid=true;
String signature="(";
for(int j=0;j<count2;j++) {
jobject obj2 = env->GetObjectArrayElement(param_types, j);
String strsig;
uint32_t sig=0;
if (!_get_type_sig(env,obj2,sig,strsig)) {
valid=false;
env->DeleteLocalRef(obj2);
break;
}
signature+=strsig;
mi.param_types.push_back(sig);
mi.param_sigs.push_back(strsig);
env->DeleteLocalRef(obj2);
}
if (!valid) {
print_line("Method Can't be bound (unsupported arguments): "+p_class+"::"+str_method);
env->DeleteLocalRef(obj);
env->DeleteLocalRef(param_types);
continue;
}
signature+=")";
jobject return_type = (jobject)env->CallObjectMethod(obj, getReturnType);
String strsig;
uint32_t sig=0;
if (!_get_type_sig(env,return_type,sig,strsig)) {
print_line("Method Can't be bound (unsupported return type): "+p_class+"::"+str_method);
env->DeleteLocalRef(obj);
env->DeleteLocalRef(param_types);
env->DeleteLocalRef(return_type);
continue;
}
signature+=strsig;
mi.return_type=sig;
print_line("METHOD: "+str_method+" SIG: "+signature+" static: "+itos(mi._static));
bool discard=false;
for(List<JavaClass::MethodInfo>::Element *E=java_class->methods[str_method].front();E;E=E->next()) {
float new_likeliness=0;
float existing_likeliness=0;
if (E->get().param_types.size()!=mi.param_types.size())
continue;
bool valid=true;
for(int j=0;j<E->get().param_types.size();j++) {
Variant::Type _new;
float new_l;
Variant::Type existing;
float existing_l;
JavaClass::_convert_to_variant_type(E->get().param_types[j],existing,existing_l);
JavaClass::_convert_to_variant_type(mi.param_types[j],_new,new_l);
if (_new!=existing) {
valid=false;
break;
}
new_likeliness+=new_l;
existing_likeliness=existing_l;
}
if (!valid)
continue;
if (new_likeliness>existing_likeliness) {
java_class->methods[str_method].erase(E);
print_line("replace old");
break;
} else {
discard=true;
print_line("old is better");
}
}
if (!discard) {
if (mi._static)
mi.method = env->GetStaticMethodID(bclass, str_method.utf8().get_data(), signature.utf8().get_data());
else
mi.method = env->GetMethodID(bclass, str_method.utf8().get_data(), signature.utf8().get_data());
ERR_CONTINUE(!mi.method);
java_class->methods[str_method].push_back(mi);
}
env->DeleteLocalRef(obj);
env->DeleteLocalRef(param_types);
env->DeleteLocalRef(return_type);
//args[i] = _jobject_to_variant(env, obj);
// print_line("\targ"+itos(i)+": "+Variant::get_type_name(args[i].get_type()));
};
env->DeleteLocalRef(methods);
jobjectArray fields = (jobjectArray)env->CallObjectMethod(bclass, getFields);
count = env->GetArrayLength(fields);
for (int i=0; i<count; i++) {
jobject obj = env->GetObjectArrayElement(fields, i);
ERR_CONTINUE(!obj);
jstring name = (jstring)env->CallObjectMethod(obj, Field_getName);
String str_field = env->GetStringUTFChars( name, NULL );
env->DeleteLocalRef(name);
print_line("FIELD: "+str_field);
int mods = env->CallIntMethod(obj,Field_getModifiers);
if ((mods&0x8) && (mods&0x10) && (mods&0x1)) { //static final public!
jobject objc = env->CallObjectMethod(obj, Field_get,NULL);
if (objc) {
uint32_t sig;
String strsig;
jclass cl = env->GetObjectClass(objc);
if (JavaClassWrapper::_get_type_sig(env,cl,sig,strsig)) {
if ((sig&JavaClass::ARG_TYPE_MASK)<=JavaClass::ARG_TYPE_STRING) {
Variant value;
if (JavaClass::_convert_object_to_variant(env,objc,value,sig)) {
java_class->constant_map[str_field]=value;
}
}
}
env->DeleteLocalRef(cl);
}
env->DeleteLocalRef(objc);
}
env->DeleteLocalRef(obj);
}
env->DeleteLocalRef(fields);
return Ref<JavaClass>();
}
JavaClassWrapper *JavaClassWrapper::singleton=NULL;
JavaClassWrapper::JavaClassWrapper(jobject p_activity) {
singleton=this;
JNIEnv *env = ThreadAndroid::get_env();
jclass activityClass = env->FindClass("org/godotengine/godot/Godot");
jmethodID getClassLoader = env->GetMethodID(activityClass,"getClassLoader", "()Ljava/lang/ClassLoader;");
classLoader = env->CallObjectMethod(p_activity, getClassLoader);
classLoader=(jclass)env->NewGlobalRef(classLoader);
jclass classLoaderClass = env->FindClass("java/lang/ClassLoader");
findClass = env->GetMethodID(classLoaderClass, "loadClass", "(Ljava/lang/String;)Ljava/lang/Class;");
jclass bclass = env->FindClass("java/lang/Class");
getDeclaredMethods = env->GetMethodID(bclass,"getDeclaredMethods", "()[Ljava/lang/reflect/Method;");
getFields = env->GetMethodID(bclass,"getFields", "()[Ljava/lang/reflect/Field;");
Class_getName = env->GetMethodID(bclass,"getName", "()Ljava/lang/String;");
//
bclass = env->FindClass("java/lang/reflect/Method");
getParameterTypes = env->GetMethodID(bclass,"getParameterTypes", "()[Ljava/lang/Class;");
getReturnType = env->GetMethodID(bclass,"getReturnType", "()Ljava/lang/Class;");
getName = env->GetMethodID(bclass,"getName", "()Ljava/lang/String;");
getModifiers = env->GetMethodID(bclass,"getModifiers", "()I");
///
bclass = env->FindClass("java/lang/reflect/Field");
Field_getName = env->GetMethodID(bclass,"getName", "()Ljava/lang/String;");
Field_getModifiers = env->GetMethodID(bclass,"getModifiers", "()I");
Field_get = env->GetMethodID(bclass,"get", "(Ljava/lang/Object;)Ljava/lang/Object;");
// each
bclass = env->FindClass("java/lang/Boolean");
Boolean_booleanValue = env->GetMethodID(bclass, "booleanValue", "()Z");
bclass = env->FindClass("java/lang/Byte");
Byte_byteValue = env->GetMethodID(bclass, "byteValue", "()B");
bclass = env->FindClass("java/lang/Character");
Character_characterValue = env->GetMethodID(bclass, "charValue", "()C");
bclass = env->FindClass("java/lang/Short");
Short_shortValue = env->GetMethodID(bclass, "shortValue", "()S");
bclass = env->FindClass("java/lang/Integer");
Integer_integerValue = env->GetMethodID(bclass, "intValue", "()I");
bclass = env->FindClass("java/lang/Long");
Long_longValue = env->GetMethodID(bclass, "longValue", "()J");
bclass = env->FindClass("java/lang/Float");
Float_floatValue = env->GetMethodID(bclass, "floatValue", "()F");
bclass = env->FindClass("java/lang/Double");
Double_doubleValue = env->GetMethodID(bclass, "doubleValue", "()D");
}
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