android - 什么是 "SQLiteDatabase created and never closed"错误？

Question

我已经在我的适配器类中关闭了数据库，所以为什么这个错误会出现在 logcat 上，但我的应用程序不会强制关闭，但日志 cat 上只会显示错误。我应该关闭数据库以忽略此错误...？

我的错误是……下面……我在哪个类(class)离开了数据库……我从这个链接中得到了帮助http://www.vogella.de/articles/AndroidSQLite/article.html

ERROR/Database(265): Leak found
      ERROR/Database(265): java.lang.IllegalStateException: /data/data/expenceanywhere.mobile/databases/data SQLiteDatabase created and never closed
      ERROR/Database(265):     at android.database.sqlite.SQLiteDatabase.<init>(SQLiteDatabase.java:1581)
      ERROR/Database(265):     at android.database.sqlite.SQLiteDatabase.openDatabase(SQLiteDatabase.java:638)
      ERROR/Database(265):     at android.database.sqlite.SQLiteDatabase.openOrCreateDatabase(SQLiteDatabase.java:659)
      ERROR/Database(265):     at android.database.sqlite.SQLiteDatabase.openOrCreateDatabase(SQLiteDatabase.java:652)
      ERROR/Database(265):     at android.app.ApplicationContext.openOrCreateDatabase(ApplicationContext.java:482)
       ERROR/Database(265):     at android.content.ContextWrapper.openOrCreateDatabase(ContextWrapper.java:193)
       ERROR/Database(265):     at android.database.sqlite.SQLiteOpenHelper.getWritableDatabase(SQLiteOpenHelper.java:98)
        ERROR/Database(265):     at expenceanywhere.mobile.NotesDbAdapter.open(NotesDbAdapter.java:56)
        ERROR/Database(265):     at expenceanywhere.mobile.AddEditExpense.onCreate(AddEditExpense.java:199)
        ERROR/Database(265):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1123)
        ERROR/Database(265):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2364)
       ERROR/Database(265):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2417)
       ERROR/Database(265):     at android.app.ActivityThread.access$2100(ActivityThread.java:116)
         ERROR/Database(265):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1794)
         ERROR/Database(265):     at android.os.Handler.dispatchMessage(Handler.java:99)
         ERROR/Database(265):     at android.os.Looper.loop(Looper.java:123)
         ERROR/Database(265):     at android.app.ActivityThread.main(ActivityThread.java:4203)
       ERROR/Database(265):     at java.lang.reflect.Method.invokeNative(Native Method)
       ERROR/Database(265):     at java.lang.reflect.Method.invoke(Method.java:521)
       ERROR/Database(265):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:791)
         ERROR/Database(265):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:549)
          ERROR/Database(265):     at dalvik.system.NativeStart.main(Native Method)

Answer 1

记得总是在 Helper 类中关闭 db

//---closes the database---    
public void close() 
{
    DBHelper.close();
}

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