Package org.springframework.batch.item.file.mapping

# Class PassThroughLineMapper

java.lang.Object
org.springframework.batch.item.file.mapping.PassThroughLineMapper

All Implemented Interfaces:
  `LineMapper<String>`

public class PassThroughLineMapper extends Object implements LineMapper<String>
Pass through `LineMapper` useful for passing the original `String` back directly rather than a mapped object.

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `PassThroughLineMapper()`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `String`
  `mapLine(String line, int lineNumber)`
  Implementations must implement this method to map the provided line to the parameter type T.

  ### Methods inherited from class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- ## Constructor Details

  - ### PassThroughLineMapper

    public PassThroughLineMapper()

- ## Method Details

  - ### mapLine

    public String mapLine(String line, int lineNumber) throws Exception
    Description copied from interface: `LineMapper`
    Implementations must implement this method to map the provided line to the parameter type T. The line number represents the number of lines into a file the current line resides.
    Specified by:
      `mapLine` in interface `LineMapper<String>`
    Parameters:
      `line` - to be mapped
      `lineNumber` - of the current line
    Returns:
      mapped object of type T
    Throws:
      `Exception` - if error occurred while parsing.