Package org.apache.geode.cache.query

Interface Struct

public interface Struct
An immutable and thread-safe data type used by the result of some SELECT queries. It allows us to represent of "tuple" of values. It has a fixed number of "fields", each of which has a name and a value. The names and types of these fields are described by a StructType.
Since:
GemFire 4.0
See Also:

  • Method Summary

    Modifier and Type
    Method
    Description
    Object
    get(String fieldName)
    Return the value associated with the given field name
    Object[]
    getFieldValues()
    Get the values in this struct
    StructType
    getStructType()
    Returns the StructType that describes the fields of this Struct.

  • Method Details

    • get

      Object get(String fieldName)
      Return the value associated with the given field name
      Parameters:
      fieldName - the String name of the field
      Returns:
      the value associated with the specified field
      Throws:
      IllegalArgumentException - If this struct does not have a field named fieldName
      See Also:

    • getFieldValues

      Object[] getFieldValues()
      Get the values in this struct
      Returns:
      the array of values

    • getStructType

      StructType getStructType()
      Returns the StructType that describes the fields of this Struct.
      Returns:
      the StructType that describes the fields of this Struct