42 lines
1.5 KiB
C++
42 lines
1.5 KiB
C++
/*
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* Copyright 2015 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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// Android's FindClass() is trickier than usual because the app-specific
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// ClassLoader is not consulted when there is no app-specific frame on the
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// stack. Consequently, we only look up all classes once in app/webrtc.
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// http://developer.android.com/training/articles/perf-jni.html#faq_FindClass
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#ifndef WEBRTC_API_JAVA_JNI_CLASSREFERENCEHOLDER_H_
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#define WEBRTC_API_JAVA_JNI_CLASSREFERENCEHOLDER_H_
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#include <jni.h>
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#include <map>
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#include <string>
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namespace webrtc_jni {
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// LoadGlobalClassReferenceHolder must be called in JNI_OnLoad.
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void LoadGlobalClassReferenceHolder();
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// FreeGlobalClassReferenceHolder must be called in JNI_UnLoad.
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void FreeGlobalClassReferenceHolder();
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// Returns a global reference guaranteed to be valid for the lifetime of the
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// process.
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jclass FindClass(JNIEnv* jni, const char* name);
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// Convenience macro defining JNI-accessible methods in the org.webrtc package.
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// Eliminates unnecessary boilerplate and line-wraps, reducing visual clutter.
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#define JOW(rettype, name) extern "C" rettype JNIEXPORT JNICALL \
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Java_org_webrtc_##name
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} // namespace webrtc_jni
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#endif // WEBRTC_API_JAVA_JNI_CLASSREFERENCEHOLDER_H_
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