直接使用 weak 关键字，不支持 5.0 之前版本了

Author: [email protected]

Demo-MAC/Podfile

@@ -1,4 +1,4 @@
-platform :osx, 10.6
+platform :osx, 10.7
 target 'LKDB-Demo' do
 pod 'LKDBHelper', :path => '../'
 end

Demo-iOS/Podfile

@@ -1,4 +1,4 @@
-platform :ios,4.3
+platform :ios,5.0
 target 'iOS-Demo' do
 pod 'LKDBHelper', :path => '../'
 end

Demo-iOS/Podfile.lock

@@ -1,21 +1,23 @@
 PODS:
-  - FMDB (2.6.2):
-    - FMDB/standard (= 2.6.2)
-  - FMDB/standard (2.6.2)
-  - LKDBHelper (2.4.2):
+  - FMDB (2.7.2):
+    - FMDB/standard (= 2.7.2)
+  - FMDB/standard (2.7.2)
+  - LKDBHelper (2.4.7):
+    - LKDBHelper/standard (= 2.4.7)
+  - LKDBHelper/standard (2.4.7):
     - FMDB
 
 DEPENDENCIES:
   - LKDBHelper (from `../`)
 
 EXTERNAL SOURCES:
   LKDBHelper:
-    :path: ../
+    :path: "../"
 
 SPEC CHECKSUMS:
-  FMDB: 854a0341b4726e53276f2a8996f06f1b80f9259a
-  LKDBHelper: ab67373b32f47463bf5f838d730f225824f4492a
+  FMDB: 6198a90e7b6900cfc046e6bc0ef6ebb7be9236aa
+  LKDBHelper: a6c63147491654da18f72212f80d67db3a27289c
 
-PODFILE CHECKSUM: fc4bc4781b371bfd5b721f772757085a673d5280
+PODFILE CHECKSUM: 8ab4fcb50ca555a64e4a5b32b3d09ca09c6105ce
 
-COCOAPODS: 1.1.1
+COCOAPODS: 1.2.1

Demo-iOS/iOS-Demo.xcodeproj/project.pbxproj

@@ -184,7 +184,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
+			shellScript = "diff \"${PODS_PODFILE_DIR_PATH}/Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
 			showEnvVarsInLog = 0;
 		};
 		3BCEDBAA4CAFC23624D9C6CD /* [CP] Copy Pods Resources */ = {

LKDBHelper.podspec.json

@@ -1,6 +1,6 @@
 {
   "name": "LKDBHelper",
-  "version": "2.4.6",
+  "version": "2.4.7",
   "summary": "全自动的插入,查询,更新,删除， an automatic database operation thread-safe and not afraid of recursive deadlock",
   "description": "全面支持 NSArray,NSDictionary, ModelClass, NSNumber, NSString, NSDate, NSData, UIColor, UIImage, CGRect, CGPoint, CGSize, NSRange, int,char,float, double, long.. 等属性的自动化操作(插入和查询)",
   "homepage": "https://github.com/li6185377/LKDBHelper-SQLite-ORM",
@@ -10,11 +10,11 @@
   },
   "source": {
     "git": "https://github.com/li6185377/LKDBHelper-SQLite-ORM.git",
-    "tag": "2.4.6"
+    "tag": "2.4.7"
   },
   "platforms": {
-    "ios": "4.3",
-    "osx": "10.6"
+    "ios": "5.0",
+    "osx": "10.7"
   },
 
   "requires_arc": true,

LKDBHelper/Helper/LKDBHelper.m

@@ -22,7 +22,7 @@
     }
 
 #define LKDBCode_Async_Begin             \
-    __LKDBWeak LKDBHelper *wself = self; \
+    __weak LKDBHelper *wself = self; \
     [self asyncBlock :^{__strong LKDBHelper *sself = wself;           \
                         if (sself) {
 
@@ -50,11 +50,11 @@ - (void)setDb_inserting:(BOOL)db_inserting;
 @end
 
 @interface LKDBWeakObject : NSObject
-@property (nonatomic, LKDBWeak) LKDBHelper *obj;
+@property (nonatomic, weak) LKDBHelper *obj;
 @end
 
 @interface LKDBHelper ()
-@property (nonatomic, LKDBWeak) FMDatabase *usingdb;
+@property (nonatomic, weak) FMDatabase *usingdb;
 @property (nonatomic, strong) FMDatabaseQueue *bindingQueue;
 @property (nonatomic, copy) NSString *dbPath;
 @property (nonatomic, strong) NSMutableArray *createdTableNames;
@@ -320,7 +320,9 @@ - (void)setAutoCloseDBTime:(NSInteger)time {
 
 - (void)startAutoCloseTimer {
     self.runingAutoCloseTimer = YES;
+    __weak LKDBHelper *wself = self;
     dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(self.autoCloseDBDelayTime * NSEC_PER_SEC)), dispatch_get_global_queue(0, 0), ^{
+        __strong LKDBHelper *self = wself;
         [self.threadLock lock];
         self.runingAutoCloseTimer = NO;
         BOOL hasClosed = [self autoCloseDBConnection];

LKDBHelper/Helper/LKDBUtils.h

@@ -49,14 +49,6 @@ NS_ASSUME_NONNULL_BEGIN
 #define LKErrorLog(...)
 #endif
 
-#if __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_5_0 || __MAC_OS_X_VERSION_MIN_REQUIRED >= __MAC_10_7
-#define LKDBWeak weak
-#define __LKDBWeak __weak
-#else
-#define LKDBWeak unsafe_unretained
-#define __LKDBWeak
-#endif
-
 static NSString *const LKSQL_Type_Text = @"text";
 static NSString *const LKSQL_Type_Int = @"integer";
 static NSString *const LKSQL_Type_Double = @"double";