EntityResultSegment (cayenne-doc: Cayenne Documentation 5.0-M2 API)
Description: declaration: package: org.apache.cayenne.query, interface: EntityResultSegment

# Interface EntityResultSegment

All Known Implementing Classes:
  `DefaultEntityResultSegment`

public interface EntityResultSegment
A "compiled" version of a `EntityResult` descriptor.

Since:
  3.0

- ## Method Summary

  Modifier and Type
  Method
  Description
  `ClassDescriptor`
  `getClassDescriptor()`
  `int`
  `getColumnOffset()`
  Returns a zero-based column index of the first column of this segment in the ResultSet.
  `String`
  `getColumnPath(String resultSetLabel)`
  Performs a reverse lookup of the column path for a given ResultSet label.
  `Map<String,String>`
  `getFields()`
  Returns a map of ResultSet labels keyed by column paths.

- ## Method Details

  - ### getClassDescriptor

    ClassDescriptor getClassDescriptor()

  - ### getFields

    Map<String,String> getFields()
    Returns a map of ResultSet labels keyed by column paths. Note that ordering of fields in the returned map is generally undefined and should not be relied upon when processing query result sets.

  - ### getColumnPath

    String getColumnPath(String resultSetLabel)
    Performs a reverse lookup of the column path for a given ResultSet label.

  - ### getColumnOffset

    int getColumnOffset()
    Returns a zero-based column index of the first column of this segment in the ResultSet.