Write XML Data

Operation Name

Write XML Data

Function Overview

Writes XML format file to HDFS.

Data Model

Data model of this component is XML type.

Properties

For information about using variables, refer to "variables".
Basic settings
Item name Required/Optional Use of variables Description Remarks
Name Required Not available Enter the name on the script canvas.  
Input data Required Not available Select the component on the script canvas.  
Required settings
Item name Required/Optional Use of variables Description Remarks
Destination Required Not available Select a global resource. For more details on Global Resource settings, refer to "Global Resource Property".
  • [Add]:
    Adds a new global resource.
  • [Edit list]:
    Enables to edit the global resource settings in the "Edit resource list" screen.
 
HDFS file path Required Available Enters HDFS file path.
  • The following characters are not available.
    • space < > " ^ [ ] { } % | ` : ;
  • Multibyte characters are not available.
Write settings
Item name Required/Optional Use of variables Description Remarks
Encoding Required Available Select or input read file encode.

Use only the canonical name supported by Java SE Runtime Environment 8 when specifying the encoding directly in the field.
Refer to "Supported Encodings"(http://docs.oracle.com/javase/8/docs/technotes/guides/intl/encoding.doc.html) for details.
  • Default value is "UTF-8".
Overwrite Optional Not Available Select whether to overwrite, if the specified file exists.
  • [Checked]:(default)
    Overwrites
  • [Not checked]:
    Does not overwrite. If a file already exists, error occurs.
 
Indent Optional Not available Select whether to put indent or not.
  • [Checked]:(default)
    Puts indent.
  • [Not checked]:
    Does not put indent.
 
Comment
Item name Required/Optional Use of variables Description Remarks
Comment Optional Not available You can write a short description of this adapter.
The description will be reflected in the specifications.
 

Schema

Input Schema

Differs depending on the targeted data.

Output Schema

None.

Loading Schema in Mapper

Schema needs to be loaded manually.
Specify a schema of the reading data.
For more details, please refer to "Edit Schema".

Transaction

Transaction is not supported.

PSP Usage

PSP is not supported.

Available Component Variables

Component variable name Description Remarks
filePath Return file path of read file.
  • The value defaults to null.
message_category Stroes the category to which corresponding message code belongs to, when an error occurs.
  • The value defaults to null.
message_code Stores its corresponding message code of occured error.
  • The value defaults to null.
message_level Stores the severity of the corresponding message code of the occured error.
  • The value defaults to null.
error_type Returns the error type when error occurred.
  • The value defaults to null.
  • Error is represented in the format depicted below.
    Example:java.io.FileNotFoundException
  • The message may vary depending on DataSpider Servista version.
error_message Return the error message when error occurred.
  • The value defaults to null.
  • The message may vary depending on DataSpider Servista version.
error_trace Return trace information when error occurred.
  • The value defaults to null.
  • The message may vary depending on DataSpider Servista version or the client application used.

Specification Limits

Main Exceptions

Exception name Causes Solution
ResourceNotFoundException
Resource definition is not found. Name:[]
[Destination] is not specified. Specify [Destination].
ResourceNotFoundException
Resource definition is not found. Name:[<Global resource name>]
Resource definition selected in [Destination] is not found. Check the global resource specified in [Destination].
InputDataNotFoundException [Input data] is not specified. Specify [Input data], or draw a data flow.
InvalidPropertyConfigurationException
<Property name> is not specified.
[<Property name>] is not specified. Specify [<Property name>].
FileExistsException A file specified in [HDFS file path] already exists. Edit the file name of [HDFS file path], or select [Overwrite] in [Write settings].
FileIsDirectoryException The path input in [HDFS file path] is the directory. Input the file path in [HDFS file path].
java.io.UnsupportedEncodingException Encodes that are not supported in [Encode] is specified. Specify the encodes that are supported in Java SE Runtime Environment 8.
For more details, please refer to "Supported Encoding"(http://docs.oracle.com/javase/8/docs/technotes/guides/intl/encoding.doc.html).