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