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Issue 6606493159784448: New JNI bindings (Closed)
Patch Set: Added LICENSE, moved callback impls into cpp files. Created March 20, 2014, 3:12 p.m.
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1 /*
2 * This file is part of Adblock Plus <http://adblockplus.org/>,
3 * Copyright (C) 2006-2014 Eyeo GmbH
4 *
5 * Adblock Plus is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 3 as
7 * published by the Free Software Foundation.
8 *
9 * Adblock Plus is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #include "JniCallbacks.h"
19
20 AdblockPlus::Android::JniLogSystemCallback::JniLogSystemCallback(JNIEnv* env, jo bject callbackObject) :
21 JniCallbackBase(env, callbackObject), AdblockPlus::LogSystem()
22 {
23 m_LogLevelClass.reset(new JniGlobalReference<jclass>(env, env->FindClass(PKG(" LogSystem$LogLevel"))));
24 }
25
26 AdblockPlus::Android::JniLogSystemCallback::~JniLogSystemCallback()
27 {
28 }
29
30 void AdblockPlus::Android::JniLogSystemCallback::operator()(AdblockPlus::LogSyst em::LogLevel logLevel, const std::string& message,
31 const std::string& source)
32 {
33 AdblockPlus::Android::JNIEnvAcquire env(GetJavaVM());
34
35 jclass clazz = env->GetObjectClass(GetCallbackObject());
36 jmethodID method = env->GetMethodID(clazz, "logCallback", "(" TYP("LogSystem$L ogLevel") "Ljava/lang/String;Ljava/lang/String;)V");
37
38 // TODO: Set log level from Java and handle it here (to reduce C++->Java calls )
39
40 if (method)
41 {
42 const char* enumName = 0;
43
44 switch (logLevel)
45 {
46 default:
47 case AdblockPlus::LogSystem::LOG_LEVEL_TRACE:
48 enumName = "TRACE";
49 break;
50 case AdblockPlus::LogSystem::LOG_LEVEL_LOG:
51 enumName = "LOG";
52 break;
53 case AdblockPlus::LogSystem::LOG_LEVEL_INFO:
54 enumName = "INFO";
55 break;
56 case AdblockPlus::LogSystem::LOG_LEVEL_WARN:
57 enumName = "WARN";
58 break;
59 case AdblockPlus::LogSystem::LOG_LEVEL_ERROR:
60 enumName = "ERROR";
61 break;
62 }
63
64 jclass enumClass = m_LogLevelClass->get();
65 if (enumClass)
66 {
67 jfieldID enumField = env->GetStaticFieldID(enumClass, enumName, TYP("LogSy stem$LogLevel"));
68 jobject jLogLevel = env->GetStaticObjectField(enumClass, enumField);
69
70 jstring jMessage = env->NewStringUTF(message.c_str());
71 jstring jSource = env->NewStringUTF(source.c_str());
72
73 env->CallVoidMethod(GetCallbackObject(), method, jLogLevel, jMessage, jSou rce);
74 }
75
76 CheckAndLogJavaException(*env);
77 }
78 }
79
80 static jlong JNICALL JniCtor(JNIEnv* env, jclass clazz, jobject callbackObject)
81 {
82 TRY
83 {
84 return AdblockPlus::Android::JniPtr2Long(new AdblockPlus::Android::JniLogSys temCallback(env, callbackObject));
85 }
86 CATCH_THROW_AND_RETURN(env, 0)
87 }
88
89 static void JNICALL JniDtor(JNIEnv* env, jclass clazz, jlong ptr)
90 {
91 delete AdblockPlus::Android::JniLong2TypePtr<AdblockPlus::Android::JniLogSyste mCallback>(ptr);
92 }
93
94 static JNINativeMethod methods[] =
95 {
96 { (char*)"ctor", (char*)"(Ljava/lang/Object;)J", (void*)JniCtor },
97 { (char*)"dtor", (char*)"(J)V", (void*)JniDtor }, };
98
99 extern "C" JNIEXPORT void JNICALL Java_org_adblockplus_android_api_LogSystem_reg isterNatives(JNIEnv *env, jclass clazz)
100 {
101 env->RegisterNatives(clazz, methods, sizeof(methods) / sizeof(methods[0]));
102 }
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