android数据库操作会出现Leak found，即出现泄漏问题解决

12-21 06:51:15.004: ERROR/Database(1327): Leak found
12-21 06:51:15.004: ERROR/Database(1327): java.lang.IllegalStateException: /sdcard/***b SQLiteDatabase created and never closed
12-21 06:51:15.004: ERROR/Database(1327):     at android.database.sqlite.SQLiteDatabase.<init>(SQLiteDatabase.java:1580)
12-21 06:51:15.004: ERROR/Database(1327):     at android.database.sqlite.SQLiteDatabase.openDatabase(SQLiteDatabase.java:638)
12-21 06:51:15.004: ERROR/Database(1327):     at android.database.sqlite.SQLiteDatabase.openOrCreateDatabase(SQLiteDatabase.java:659)
12-21 06:51:15.004: ERROR/Database(1327):     at com.kortide.AMS.WidgetHome.DataBase.<init>(DataBase.java:32)
12-21 06:51:15.004: ERROR/Database(1327):     at com.kortide.AMS.WidgetHome.UninstallManager.showList(UninstallManager.java:41)
12-21 06:51:15.004: ERROR/Database(1327):     at com.kortide.AMS.WidgetHome.UninstallManager.onCreate(UninstallManager.java:34)
12-21 06:51:15.004: ERROR/Database(1327):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1123)
12-21 06:51:15.004: ERROR/Database(1327):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2231)
12-21 06:51:15.004: ERROR/Database(1327):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2284)
12-21 06:51:15.004: ERROR/Database(1327):     at android.app.ActivityThread.access$1800(ActivityThread.java:112)
12-21 06:51:15.004: ERROR/Database(1327):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1692)
12-21 06:51:15.004: ERROR/Database(1327):     at android.os.Handler.dispatchMessage(Handler.java:99)
12-21 06:51:15.004: ERROR/Database(1327):     at android.os.Looper.loop(Looper.java:123)
12-21 06:51:15.004: ERROR/Database(1327):     at android.app.ActivityThread.main(ActivityThread.java:3948)
12-21 06:51:15.004: ERROR/Database(1327):     at java.lang.reflect.Method.invokeNative(Native Method)
12-21 06:51:15.004: ERROR/Database(1327):     at java.lang.reflect.Method.invoke(Method.java:521)
12-21 06:51:15.004: ERROR/Database(1327):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:782)
12-21 06:51:15.004: ERROR/Database(1327):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:540)
12-21 06:51:15.004: ERROR/Database(1327):     at dalvik.system.NativeStart.main(Native Method)

 

出现了这种情况的原因是因为打开数据库没有关闭，或者没有cursor对象的关闭。