152 lines
4.5 KiB
C++
152 lines
4.5 KiB
C++
/***************************************************************************
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Copyright (c) 2012 Zynga Inc.
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Copyright (c) 2013 cocos2d-x.org
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Copyright (c) 2013-2016 Chukong Technologic Inc.
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Copyright (c) 2013-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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***************************************************************************/
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/*
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Local Storage support for the JS Bindings for iOS.
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Works on cocos2d-iphone and cocos2d-x.
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*/
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#include "storage/local-storage/LocalStorage.h"
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#include "base/ccMacros.h"
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#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include "jni.h"
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#include "platform/android/jni/JniHelper.h"
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#ifndef JCLS_LOCALSTORAGE
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#define JCLS_LOCALSTORAGE "org/cocos2dx/lib/Cocos2dxLocalStorage"
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#endif
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USING_NS_CC;
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static int _initialized = 0;
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static void splitFilename (std::string& str)
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{
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size_t found = 0;
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found=str.find_last_of("/\\");
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if (found != std::string::npos)
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{
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str = str.substr(found+1);
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}
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}
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void localStorageInit( const std::string& fullpath)
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{
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if (fullpath.empty())
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return;
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if( ! _initialized )
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{
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std::string strDBFilename = fullpath;
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splitFilename(strDBFilename);
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if (JniHelper::callStaticBooleanMethod(JCLS_LOCALSTORAGE, "init", strDBFilename, "data")) {
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_initialized = 1;
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}
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}
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}
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void localStorageFree()
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{
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if (_initialized) {
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JniHelper::callStaticVoidMethod(JCLS_LOCALSTORAGE, "destroy");
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_initialized = 0;
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}
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}
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/** sets an item in the LS */
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void localStorageSetItem( const std::string& key, const std::string& value)
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{
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assert( _initialized );
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JniHelper::callStaticVoidMethod(JCLS_LOCALSTORAGE, "setItem", key, value);
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}
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/** gets an item from the LS */
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bool localStorageGetItem( const std::string& key, std::string *outItem )
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{
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assert( _initialized );
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JniMethodInfo t;
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if (JniHelper::getStaticMethodInfo(t, JCLS_LOCALSTORAGE, "getItem", "(Ljava/lang/String;)Ljava/lang/String;"))
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{
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jstring jkey = t.env->NewStringUTF(key.c_str());
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jstring jret = (jstring)t.env->CallStaticObjectMethod(t.classID, t.methodID, jkey);
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if (jret == nullptr)
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{
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t.env->DeleteLocalRef(jret);
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t.env->DeleteLocalRef(jkey);
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t.env->DeleteLocalRef(t.classID);
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return false;
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}
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else
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{
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outItem->assign(JniHelper::jstring2string(jret));
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t.env->DeleteLocalRef(jret);
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t.env->DeleteLocalRef(jkey);
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t.env->DeleteLocalRef(t.classID);
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return true;
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}
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}
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else
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{
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return false;
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}
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}
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/** removes an item from the LS */
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void localStorageRemoveItem( const std::string& key )
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{
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assert( _initialized );
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JniHelper::callStaticVoidMethod(JCLS_LOCALSTORAGE, "removeItem", key);
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}
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/** removes all items from the LS */
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void localStorageClear()
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{
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assert( _initialized );
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JniHelper::callStaticVoidMethod(JCLS_LOCALSTORAGE, "clear");
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}
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/** gets an key from the JS. */
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void localStorageGetKey( const int nIndex, std::string *outKey )
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{
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assert( _initialized );
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outKey->assign(JniHelper::callStaticStringMethod(JCLS_LOCALSTORAGE,"getKey",nIndex));
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}
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/** gets all items count in the JS. */
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void localStorageGetLength( int& outLength )
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{
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assert( _initialized );
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outLength = JniHelper::callStaticIntMethod(JCLS_LOCALSTORAGE,"getLength");
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}
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#endif // #if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
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