Object.is
Java list转为object_List集合转JSONObject
大家好，又见面了，我是你们的朋友全栈君。写代码喜欢用Map拼接返回去给前端，这样得到的也是一个标准的JSON,今天先不说Map的优缺点，我们就来说说JSONObject的使用,我用的是阿里的fastjson，先上代码，当我们需要嵌套代码的时候，看需求：由于sessionData后面是{},所以后面的对象必须是一个JSONObject，如果是sessionData后面是[]就可以使用JSONArra
日期 2023-06-12 10:48:40
怎么使用Java 8 Stream将List(Object)转成List(Map(String, Object))?
大家好，又见面了，我是你们的朋友全栈君。问题描述：有一个用户列表List<User>，须将每个User部分字段提取出来，重新放入一个Map中，然后将生成的Map放入List中。原来代码片段如下：public static List<Map<String, Object>> toListMap(List<User> userList) { Li
日期 2023-06-12 10:48:40ORA-22348: The object type DDL is not supported in Editioned schema ORACLE 报错 故障修复 远程处理
ORA-22348: The object type DDL is not supported in Editioned schema ORACLE 报错 故障修复 远程处理 ORA-22348: The object type DDL is not supported in Editioned schema Cause: The object type DDL was not suppo
日期 2023-06-12 10:48:40ORA-23309: object string.string of type string exists ORACLE 报错 故障修复 远程处理
ORA-23309: object string.string of type string exists Cause: An object in the same namespace exists, perhaps with a different type or shape, or the same object has already been registered as an repob
日期 2023-06-12 10:48:40
ORA-23381: generated object for base object string.string@string does not exist ORACLE 报错 故障修复 远程处理
ORA-23381: generated object for base object string.string@string does not exist ORACLE 报错 故障修复 远程处理 文档解释 ORA-23381: generated object for base object string.string@string does not exist Cause: Th
日期 2023-06-12 10:48:40ORA-23395: object “string”.”string” of type “string” does not exist or is invalid ORACLE 报错 故障修复 远程处理
ORA-23395: object string . string of type string does not exist or is invalid ORACLE 报错 故障修复 远程处理 文档解释 ORA-23395: object string . string of type string does not exist or is invalid Cause: The gi
日期 2023-06-12 10:48:40ORA-23441: object does not exist for refresh group template ORACLE 报错 故障修复 远程处理
ORA-23441: object does not exist for refresh group template ORACLE 报错 故障修复 远程处理 ORA-23441: object does not exist for refresh group template Cause: The specified object does not exist in the refres
日期 2023-06-12 10:48:40
ORA-24238: object settings argument passed to DBMS_UTILITY.INVALIDATE is not legal ORACLE 报错 故障修复 远程处理
ORA-24238: object settings argument passed to DBMS_UTILITY.INVALIDATE is not legal ORACLE 报错 故障修复 远程处理 文档解释 ORA-24238: object settings argument passed to DBMS_UTILITY.INVALIDATE is not legal Cau
日期 2023-06-12 10:48:40ORA-29357: object string already exists ORACLE 报错 故障修复 远程处理
ORA-29357: object string already exists Cause: The name specified as argument to procedure CREATE_PLAN, CREATE_CONSUMER_GROUP, or CREATE_CATEGORY of package DBMS_RESOURCE_MANAGER is already in use.
日期 2023-06-12 10:48:40ORA-29367: object string does not exist ORACLE 报错 故障修复 远程处理
ORA-29367: object string does not exist Cause: A non-existent object name was specified as an argument to procedure CREATE_PLAN_DIRECTIVE of package DBMS_RESOURCE_MANAGER. Action: Specify a valid pl
日期 2023-06-12 10:48:40ORA-29815: object being associated is not present ORACLE 报错 故障修复 远程处理
ORA-29815: object being associated is not present Cause: The object for which the association is being defined is not present. Action: Ensure that all the objects for which the association is being
日期 2023-06-12 10:48:40
ORA-29857: domain indexes and/or secondary objects exist in the tablespace ORACLE 报错 故障修复 远程处理
ORA-29857: domain indexes and/or secondary objects exist in the tablespace ORACLE 报错 故障修复 远程处理 文档解释 ORA-29857: domain indexes and/or secondary objects exist in the tablespace Cause: An attempt w
日期 2023-06-12 10:48:40ORA-30153: An invalid File Object is passed to the OCIFile function ORACLE 报错 故障修复 远程处理
ORA-30153: An invalid File Object is passed to the OCIFile function ORACLE 报错 故障修复 远程处理 ORA-30153: An invalid File Object is passed to the OCIFile function Cause: An invalid File Object is passed
日期 2023-06-12 10:48:40ORA-30738: object “string” does not exist in schema “string” ORACLE 报错 故障修复 远程处理
ORA-30738: object string does not exist in schema string ORACLE 报错 故障修复 远程处理 ORA-30738: object string does not exist in schema string Cause: The specified object does not exist. Action: Ensure t
日期 2023-06-12 10:48:40ORA-31625: Schema string is needed to import this object, but is unaccessible ORACLE 报错 故障修复 远程处理
ORA-31625: Schema string is needed to import this object, but is unaccessible ORACLE 报错 故障修复 远程处理 文档解释 ORA-31625: Schema string is needed to import this object, but is unaccessible Cause: An err
日期 2023-06-12 10:48:40ORA-39038: Object path “string” is not supported for string jobs. ORACLE 报错 故障修复 远程处理
ORA-39038: Object path string is not supported for string jobs. ORACLE 报错 故障修复 远程处理 ORA-39038: Object path string is not supported for string jobs. Cause: The specified object type path is invalid
日期 2023-06-12 10:48:40ORA-39098: Worker process received data objects while loading metadata. Invalid process order range is string..string ORACLE 报错 故障修复 远程处理
ORA-39098: Worker process received data objects while loading metadata. Invalid process order range is string..string ORACLE 报错 故障修复 远程处理 文档解释 ORA-39098: Worker process received data objects whil
日期 2023-06-12 10:48:40
ORA-39219: directory object name is too long ORACLE 报错 故障修复 远程处理
ORA-39219: directory object name is too long Cause: The directory object name provided to the Data Pump Job was invalid because its length was greater than 30 characters. Action: Retry the operation
日期 2023-06-12 10:48:40ORA-41627: event structure object type in inconsistent state ORACLE 报错 故障修复 远程处理
ORA-41627: event structure object type in inconsistent state ORACLE 报错 故障修复 远程处理 ORA-41627: event structure object type in inconsistent state Cause: The object type specified for the event structu
日期 2023-06-12 10:48:40ORA-47957: Oracle Data Pump authorization for Oracle Database Vault to string on object string.string is not found ORACLE 报错 故障修复 远程处理
ORA-47957: Oracle Data Pump authorization for Oracle Database Vault to string on object string.string is not found ORACLE 报错 故障修复 远程处理 文档解释 ORA-47957: Oracle Data Pump authorization for Oracle Da
日期 2023-06-12 10:48:40ORA-01055: Object datatypes not supported for bind or define in this mode ORACLE 报错 故障修复 远程处理
ORA-01055: Object datatypes not supported for bind or define in this mode ORACLE 报错 故障修复 远程处理 文档解释 ORA-01055: Object datatypes not supported for bind or define in this mode Cause: Bind or Define
日期 2023-06-12 10:48:40ORA-06570: shared pool object does not exist, cannot be pinned/purged ORACLE 报错 故障修复 远程处理
ORA-06570: shared pool object does not exist, cannot be pinned/purged ORACLE 报错 故障修复 远程处理 ORA-06570: shared pool object does not exist, cannot be pinned/purged Cause: The specified shared pool sha
日期 2023-06-12 10:48:40ORA-12352: object string.string@string is invalid ORACLE 报错 故障修复 远程处理
ORA-12352: object string.string@string is invalid Cause: An attempt was made to reference (compile against) an object of a secondary database but the object is invalid and the system cannot validate
日期 2023-06-12 10:48:40ORA-12545: Connect failed because target host or object does not exist ORACLE 报错 故障修复 远程处理
ORA-12545: Connect failed because target host or object does not exist ORACLE 报错 故障修复 远程处理 ORA-12545: Connect failed because target host or object does not exist Cause: The address specified is no
日期 2023-06-12 10:48:40ORA-13055: Oracle object string does not exist in specified table ORACLE 报错 故障修复 远程处理
ORA-13055: Oracle object string does not exist in specified table ORACLE 报错 故障修复 远程处理 ORA-13055: Oracle object string does not exist in specified table Cause: The requested object is not present i
日期 2023-06-12 10:48:40ORA-13215: window object is out of range ORACLE 报错 故障修复 远程处理
ORA-13215: window object is out of range Cause: Tessellation did not generate any tiles for this geometry. This error could be caused if the geometry definition puts the geometry outside the domain d
日期 2023-06-12 10:48:40ORA-13424: the GeoRaster object is not spatially referenced ORACLE 报错 故障修复 远程处理
ORA-13424: the GeoRaster object is not spatially referenced ORACLE 报错 故障修复 远程处理 ORA-13424: the GeoRaster object is not spatially referenced Cause: The GeoRaster object was not spatially referenced
日期 2023-06-12 10:48:40ORA-13482: GeoRaster object is not initialized for the image ORACLE 报错 故障修复 远程处理
ORA-13482: GeoRaster object is not initialized for the image ORACLE 报错 故障修复 远程处理 ORA-13482: GeoRaster object is not initialized for the image Cause: No GeoRaster object has been initialized for th
日期 2023-06-12 10:48:40ORA-13607: The specified task or object string already exists ORACLE 报错 故障修复 远程处理
ORA-13607: The specified task or object string already exists ORACLE 报错 故障修复 远程处理 ORA-13607: The specified task or object string already exists Cause: The user attempted to create the specified ta
日期 2023-06-12 10:48:40ORA-13615: The task or object string is greater than the maximum allowable length of 30 characters. ORACLE 报错 故障修复 远程处理
ORA-13615: The task or object string is greater than the maximum allowable length of 30 characters. ORACLE 报错 故障修复 远程处理 文档解释 ORA-13615: The task or object string is greater than the maximum allow
日期 2023-06-12 10:48:40ORA-13620: The task or object string is read-only and cannot be deleted or modified. ORACLE 报错 故障修复 远程处理
ORA-13620: The task or object string is read-only and cannot be deleted or modified. ORACLE 报错 故障修复 远程处理 文档解释 ORA-13620: The task or object string is read-only and cannot be deleted or modified.
日期 2023-06-12 10:48:40