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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_RUNTIME_REFLECTION_INL_H_
#define ART_RUNTIME_REFLECTION_INL_H_
#include "reflection.h"
#include "android-base/stringprintf.h"
#include "common_throws.h"
#include "dex/descriptors_names.h"
#include "dex/primitive.h"
#include "jvalue-inl.h"
#include "mirror/object-inl.h"
#include "obj_ptr-inl.h"
namespace art {
inline bool ConvertPrimitiveValueNoThrow(Primitive::Type srcType,
Primitive::Type dstType,
const JValue& src,
JValue* dst) {
DCHECK(srcType != Primitive::kPrimNot && dstType != Primitive::kPrimNot);
if (LIKELY(srcType == dstType)) {
dst->SetJ(src.GetJ());
return true;
}
switch (dstType) {
case Primitive::kPrimBoolean: // Fall-through.
case Primitive::kPrimChar: // Fall-through.
case Primitive::kPrimByte:
// Only expect assignment with source and destination of identical type.
break;
case Primitive::kPrimShort:
if (srcType == Primitive::kPrimByte) {
dst->SetS(src.GetI());
return true;
}
break;
case Primitive::kPrimInt:
if (srcType == Primitive::kPrimByte || srcType == Primitive::kPrimChar ||
srcType == Primitive::kPrimShort) {
dst->SetI(src.GetI());
return true;
}
break;
case Primitive::kPrimLong:
if (srcType == Primitive::kPrimByte || srcType == Primitive::kPrimChar ||
srcType == Primitive::kPrimShort || srcType == Primitive::kPrimInt) {
dst->SetJ(src.GetI());
return true;
}
break;
case Primitive::kPrimFloat:
if (srcType == Primitive::kPrimByte || srcType == Primitive::kPrimChar ||
srcType == Primitive::kPrimShort || srcType == Primitive::kPrimInt) {
dst->SetF(src.GetI());
return true;
} else if (srcType == Primitive::kPrimLong) {
dst->SetF(src.GetJ());
return true;
}
break;
case Primitive::kPrimDouble:
if (srcType == Primitive::kPrimByte || srcType == Primitive::kPrimChar ||
srcType == Primitive::kPrimShort || srcType == Primitive::kPrimInt) {
dst->SetD(src.GetI());
return true;
} else if (srcType == Primitive::kPrimLong) {
dst->SetD(src.GetJ());
return true;
} else if (srcType == Primitive::kPrimFloat) {
dst->SetD(src.GetF());
return true;
}
break;
default:
break;
}
return false;
}
inline bool ConvertPrimitiveValue(bool unbox_for_result,
Primitive::Type srcType,
Primitive::Type dstType,
const JValue& src,
JValue* dst) {
if (ConvertPrimitiveValueNoThrow(srcType, dstType, src, dst)) {
return true;
}
if (!unbox_for_result) {
ThrowIllegalArgumentException(
android::base::StringPrintf("Invalid primitive conversion from %s to %s",
PrettyDescriptor(srcType).c_str(),
PrettyDescriptor(dstType).c_str()).c_str());
} else {
ThrowClassCastException(android::base::StringPrintf("Couldn't convert result of type %s to %s",
PrettyDescriptor(srcType).c_str(),
PrettyDescriptor(dstType).c_str()).c_str());
}
return false;
}
inline bool VerifyObjectIsClass(ObjPtr<mirror::Object> o, ObjPtr<mirror::Class> c) {
if (UNLIKELY(o == nullptr)) {
ThrowNullPointerException("null receiver");
return false;
} else if (UNLIKELY(!o->InstanceOf(c))) {
InvalidReceiverError(o, c);
return false;
}
return true;
}
} // namespace art
#endif // ART_RUNTIME_REFLECTION_INL_H_
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