Android 2.3.3 Eclipse Version: 3.7.0 LogCat
LogCat 报错信息:
03-13 11:37:27.419: ERROR/AndroidRuntime(844): java.lang.IllegalArgumentException: the bind value at index 2 is null 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at android.database.sqlite.sqliteProgram.bindString(sqliteProgram.java:237) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at android.database.sqlite.sqliteQuery.bindString(sqliteQuery.java:185) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at android.database.sqlite.sqliteDirectCursorDriver.query(sqliteDirectCursorDriver.java:48) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at android.database.sqlite.sqliteDatabase.rawQueryWithFactory(sqliteDatabase.java:1356) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at android.database.sqlite.sqliteDatabase.queryWithFactory(sqliteDatabase.java:1235) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at android.database.sqlite.sqliteDatabase.query(sqliteDatabase.java:1189) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at android.database.sqlite.sqliteDatabase.query(sqliteDatabase.java:1271) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at com.taobao.htc.db.RecordDBHelper.query(RecordDBHelper.java:53) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at com.taobao.htc.manage.RecordDBopt.get(RecordDBopt.java:80) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at com.taobao.htc.Play.savePlayCount(Play.java:775) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at com.taobao.htc.Play$5.run(Play.java:369) 03-13 11:37:27.419: ERROR/AndroidRuntime(844): at java.util.Timer$TimerImpl.run(Timer.java:284)
发生错误原因分析:
检查相关代码,发现
传入savePlayCount的String值programid为null,在传入之前和传入后均未作判断
public void savePlayCount(String programid,int count) { …… }而programid最终作为参数args这个数组中的一个值,用于数据库查询
Cursor cur = db.query(TBL_NAME,null,where,args,order);
由于args这个String数组中的String有null值,报错
解决办法:
在传入programid前或之后对其值作判断
if (programid != null) {
…… }
PS:args这个String数组中不能有null值
原文地址:https://www.jb51.cc/sqlite/202183.html
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