1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CONTENT_BROWSER_ANDROID_JAVA_JNI_HELPER_H_ 6#define CONTENT_BROWSER_ANDROID_JAVA_JNI_HELPER_H_ 7 8#include <jni.h> 9 10#include "content/common/content_export.h" 11 12namespace content { 13 14// Gets the method ID from the class name. Clears the pending Java exception 15// and returns NULL if the method is not found. Caches results. 16// Strings passed to this function are held in the cache and MUST remain valid 17// beyond the duration of all future calls to this function, across all 18// threads. In practice, this means that the function should only be used with 19// string constants. 20CONTENT_EXPORT jmethodID GetMethodIDFromClassName(JNIEnv* env, 21 const char* class_name, 22 const char* method, 23 const char* jni_signature); 24 25} // namespace content 26 27#endif // CONTENT_BROWSER_ANDROID_JAVA_JNI_HELPER_H_ 28