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71 lines
2.1 KiB
71 lines
2.1 KiB
4 months ago
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/*
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* Copyright (C) 2013 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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#include <pthread.h>
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#include <cstdio>
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#include <iostream>
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#include <vector>
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#include "android-base/macros.h"
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#include "jni.h"
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#include "jvmti.h"
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#include "scoped_local_ref.h"
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#include "scoped_utf_chars.h"
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// Test infrastructure
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#include "jni_helper.h"
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#include "test_env.h"
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namespace art {
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namespace Test907GetLoadedClasses {
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static jstring GetClassName(JNIEnv* jni_env, jclass cls) {
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ScopedLocalRef<jclass> class_class(jni_env, jni_env->GetObjectClass(cls));
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jmethodID mid = jni_env->GetMethodID(class_class.get(), "getName", "()Ljava/lang/String;");
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return reinterpret_cast<jstring>(jni_env->CallObjectMethod(cls, mid));
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}
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extern "C" JNIEXPORT jobjectArray JNICALL Java_art_Test907_getLoadedClasses(
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JNIEnv* env, jclass klass ATTRIBUTE_UNUSED) {
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jint count = -1;
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jclass* classes = nullptr;
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jvmtiError result = jvmti_env->GetLoadedClasses(&count, &classes);
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if (result != JVMTI_ERROR_NONE) {
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char* err;
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jvmti_env->GetErrorName(result, &err);
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printf("Failure running GetLoadedClasses: %s\n", err);
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jvmti_env->Deallocate(reinterpret_cast<unsigned char*>(err));
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return nullptr;
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}
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auto callback = [&](jint i) {
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jstring class_name = GetClassName(env, classes[i]);
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env->DeleteLocalRef(classes[i]);
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return class_name;
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};
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jobjectArray ret = CreateObjectArray(env, count, "java/lang/String", callback);
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// Need to Deallocate.
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jvmti_env->Deallocate(reinterpret_cast<unsigned char*>(classes));
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return ret;
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}
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} // namespace Test907GetLoadedClasses
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} // namespace art
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