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Unified Diff: webrtc/modules/utility/source/jvm_android.cc

Issue 2533573002: Move ADM specific Android files into modules/audio_device/android/ (Closed)
Patch Set: re-add dep Created 4 years, 1 month ago
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Index: webrtc/modules/utility/source/jvm_android.cc
diff --git a/webrtc/modules/utility/source/jvm_android.cc b/webrtc/modules/utility/source/jvm_android.cc
deleted file mode 100644
index 9d08688700748b0fce3f0defbd3e9b7810448e60..0000000000000000000000000000000000000000
--- a/webrtc/modules/utility/source/jvm_android.cc
+++ /dev/null
@@ -1,276 +0,0 @@
-/*
- * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#include <android/log.h>
-
-#include <memory>
-
-#include "webrtc/modules/utility/include/jvm_android.h"
-
-#include "webrtc/base/checks.h"
-
-#define TAG "JVM"
-#define ALOGD(...) __android_log_print(ANDROID_LOG_DEBUG, TAG, __VA_ARGS__)
-#define ALOGE(...) __android_log_print(ANDROID_LOG_ERROR, TAG, __VA_ARGS__)
-
-namespace webrtc {
-
-JVM* g_jvm;
-
-// TODO(henrika): add more clases here if needed.
-struct {
- const char* name;
- jclass clazz;
-} loaded_classes[] = {
- {"org/webrtc/voiceengine/BuildInfo", nullptr},
- {"org/webrtc/voiceengine/WebRtcAudioManager", nullptr},
- {"org/webrtc/voiceengine/WebRtcAudioRecord", nullptr},
- {"org/webrtc/voiceengine/WebRtcAudioTrack", nullptr},
-};
-
-// Android's FindClass() is trickier than usual because the app-specific
-// ClassLoader is not consulted when there is no app-specific frame on the
-// stack. Consequently, we only look up all classes once in native WebRTC.
-// http://developer.android.com/training/articles/perf-jni.html#faq_FindClass
-void LoadClasses(JNIEnv* jni) {
- ALOGD("LoadClasses");
- for (auto& c : loaded_classes) {
- jclass localRef = FindClass(jni, c.name);
- ALOGD("name: %s", c.name);
- CHECK_EXCEPTION(jni) << "Error during FindClass: " << c.name;
- RTC_CHECK(localRef) << c.name;
- jclass globalRef = reinterpret_cast<jclass>(jni->NewGlobalRef(localRef));
- CHECK_EXCEPTION(jni) << "Error during NewGlobalRef: " << c.name;
- RTC_CHECK(globalRef) << c.name;
- c.clazz = globalRef;
- }
-}
-
-void FreeClassReferences(JNIEnv* jni) {
- for (auto& c : loaded_classes) {
- jni->DeleteGlobalRef(c.clazz);
- c.clazz = nullptr;
- }
-}
-
-jclass LookUpClass(const char* name) {
- for (auto& c : loaded_classes) {
- if (strcmp(c.name, name) == 0)
- return c.clazz;
- }
- RTC_CHECK(false) << "Unable to find class in lookup table";
- return 0;
-}
-
-// AttachCurrentThreadIfNeeded implementation.
-AttachCurrentThreadIfNeeded::AttachCurrentThreadIfNeeded()
- : attached_(false) {
- ALOGD("AttachCurrentThreadIfNeeded::ctor%s", GetThreadInfo().c_str());
- JavaVM* jvm = JVM::GetInstance()->jvm();
- RTC_CHECK(jvm);
- JNIEnv* jni = GetEnv(jvm);
- if (!jni) {
- ALOGD("Attaching thread to JVM");
- JNIEnv* env = nullptr;
- jint ret = jvm->AttachCurrentThread(&env, nullptr);
- attached_ = (ret == JNI_OK);
- }
-}
-
-AttachCurrentThreadIfNeeded::~AttachCurrentThreadIfNeeded() {
- ALOGD("AttachCurrentThreadIfNeeded::dtor%s", GetThreadInfo().c_str());
- RTC_DCHECK(thread_checker_.CalledOnValidThread());
- if (attached_) {
- ALOGD("Detaching thread from JVM");
- jint res = JVM::GetInstance()->jvm()->DetachCurrentThread();
- RTC_CHECK(res == JNI_OK) << "DetachCurrentThread failed: " << res;
- }
-}
-
-// GlobalRef implementation.
-GlobalRef::GlobalRef(JNIEnv* jni, jobject object)
- : jni_(jni), j_object_(NewGlobalRef(jni, object)) {
- ALOGD("GlobalRef::ctor%s", GetThreadInfo().c_str());
-}
-
-GlobalRef::~GlobalRef() {
- ALOGD("GlobalRef::dtor%s", GetThreadInfo().c_str());
- DeleteGlobalRef(jni_, j_object_);
-}
-
-jboolean GlobalRef::CallBooleanMethod(jmethodID methodID, ...) {
- va_list args;
- va_start(args, methodID);
- jboolean res = jni_->CallBooleanMethodV(j_object_, methodID, args);
- CHECK_EXCEPTION(jni_) << "Error during CallBooleanMethod";
- va_end(args);
- return res;
-}
-
-jint GlobalRef::CallIntMethod(jmethodID methodID, ...) {
- va_list args;
- va_start(args, methodID);
- jint res = jni_->CallIntMethodV(j_object_, methodID, args);
- CHECK_EXCEPTION(jni_) << "Error during CallIntMethod";
- va_end(args);
- return res;
-}
-
-void GlobalRef::CallVoidMethod(jmethodID methodID, ...) {
- va_list args;
- va_start(args, methodID);
- jni_->CallVoidMethodV(j_object_, methodID, args);
- CHECK_EXCEPTION(jni_) << "Error during CallVoidMethod";
- va_end(args);
-}
-
-// NativeRegistration implementation.
-NativeRegistration::NativeRegistration(JNIEnv* jni, jclass clazz)
- : JavaClass(jni, clazz), jni_(jni) {
- ALOGD("NativeRegistration::ctor%s", GetThreadInfo().c_str());
-}
-
-NativeRegistration::~NativeRegistration() {
- ALOGD("NativeRegistration::dtor%s", GetThreadInfo().c_str());
- jni_->UnregisterNatives(j_class_);
- CHECK_EXCEPTION(jni_) << "Error during UnregisterNatives";
-}
-
-std::unique_ptr<GlobalRef> NativeRegistration::NewObject(
- const char* name, const char* signature, ...) {
- ALOGD("NativeRegistration::NewObject%s", GetThreadInfo().c_str());
- va_list args;
- va_start(args, signature);
- jobject obj = jni_->NewObjectV(j_class_,
- GetMethodID(jni_, j_class_, name, signature),
- args);
- CHECK_EXCEPTION(jni_) << "Error during NewObjectV";
- va_end(args);
- return std::unique_ptr<GlobalRef>(new GlobalRef(jni_, obj));
-}
-
-// JavaClass implementation.
-jmethodID JavaClass::GetMethodId(
- const char* name, const char* signature) {
- return GetMethodID(jni_, j_class_, name, signature);
-}
-
-jmethodID JavaClass::GetStaticMethodId(
- const char* name, const char* signature) {
- return GetStaticMethodID(jni_, j_class_, name, signature);
-}
-
-jobject JavaClass::CallStaticObjectMethod(jmethodID methodID, ...) {
- va_list args;
- va_start(args, methodID);
- jobject res = jni_->CallStaticObjectMethod(j_class_, methodID, args);
- CHECK_EXCEPTION(jni_) << "Error during CallStaticObjectMethod";
- return res;
-}
-
-jint JavaClass::CallStaticIntMethod(jmethodID methodID, ...) {
- va_list args;
- va_start(args, methodID);
- jint res = jni_->CallStaticIntMethod(j_class_, methodID, args);
- CHECK_EXCEPTION(jni_) << "Error during CallStaticIntMethod";
- return res;
-}
-
-// JNIEnvironment implementation.
-JNIEnvironment::JNIEnvironment(JNIEnv* jni) : jni_(jni) {
- ALOGD("JNIEnvironment::ctor%s", GetThreadInfo().c_str());
-}
-
-JNIEnvironment::~JNIEnvironment() {
- ALOGD("JNIEnvironment::dtor%s", GetThreadInfo().c_str());
- RTC_DCHECK(thread_checker_.CalledOnValidThread());
-}
-
-std::unique_ptr<NativeRegistration> JNIEnvironment::RegisterNatives(
- const char* name, const JNINativeMethod *methods, int num_methods) {
- ALOGD("JNIEnvironment::RegisterNatives(%s)", name);
- RTC_DCHECK(thread_checker_.CalledOnValidThread());
- jclass clazz = LookUpClass(name);
- jni_->RegisterNatives(clazz, methods, num_methods);
- CHECK_EXCEPTION(jni_) << "Error during RegisterNatives";
- return std::unique_ptr<NativeRegistration>(
- new NativeRegistration(jni_, clazz));
-}
-
-std::string JNIEnvironment::JavaToStdString(const jstring& j_string) {
- RTC_DCHECK(thread_checker_.CalledOnValidThread());
- const char* jchars = jni_->GetStringUTFChars(j_string, nullptr);
- CHECK_EXCEPTION(jni_);
- const int size = jni_->GetStringUTFLength(j_string);
- CHECK_EXCEPTION(jni_);
- std::string ret(jchars, size);
- jni_->ReleaseStringUTFChars(j_string, jchars);
- CHECK_EXCEPTION(jni_);
- return ret;
-}
-
-// static
-void JVM::Initialize(JavaVM* jvm, jobject context) {
- ALOGD("JVM::Initialize%s", GetThreadInfo().c_str());
- RTC_CHECK(!g_jvm);
- g_jvm = new JVM(jvm, context);
-}
-
-// static
-void JVM::Uninitialize() {
- ALOGD("JVM::Uninitialize%s", GetThreadInfo().c_str());
- RTC_DCHECK(g_jvm);
- delete g_jvm;
- g_jvm = nullptr;
-}
-
-// static
-JVM* JVM::GetInstance() {
- RTC_DCHECK(g_jvm);
- return g_jvm;
-}
-
-JVM::JVM(JavaVM* jvm, jobject context)
- : jvm_(jvm) {
- ALOGD("JVM::JVM%s", GetThreadInfo().c_str());
- RTC_CHECK(jni()) << "AttachCurrentThread() must be called on this thread.";
- context_ = NewGlobalRef(jni(), context);
- LoadClasses(jni());
-}
-
-JVM::~JVM() {
- ALOGD("JVM::~JVM%s", GetThreadInfo().c_str());
- RTC_DCHECK(thread_checker_.CalledOnValidThread());
- FreeClassReferences(jni());
- DeleteGlobalRef(jni(), context_);
-}
-
-std::unique_ptr<JNIEnvironment> JVM::environment() {
- ALOGD("JVM::environment%s", GetThreadInfo().c_str());
- // The JNIEnv is used for thread-local storage. For this reason, we cannot
- // share a JNIEnv between threads. If a piece of code has no other way to get
- // its JNIEnv, we should share the JavaVM, and use GetEnv to discover the
- // thread's JNIEnv. (Assuming it has one, if not, use AttachCurrentThread).
- // See // http://developer.android.com/training/articles/perf-jni.html.
- JNIEnv* jni = GetEnv(jvm_);
- if (!jni) {
- ALOGE("AttachCurrentThread() has not been called on this thread.");
- return std::unique_ptr<JNIEnvironment>();
- }
- return std::unique_ptr<JNIEnvironment>(new JNIEnvironment(jni));
-}
-
-JavaClass JVM::GetClass(const char* name) {
- ALOGD("JVM::GetClass(%s)%s", name, GetThreadInfo().c_str());
- RTC_DCHECK(thread_checker_.CalledOnValidThread());
- return JavaClass(jni(), LookUpClass(name));
-}
-
-} // namespace webrtc

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