Package org.apache.nifi.sql

Record Class MapType

java.lang.Object
java.lang.Record
org.apache.nifi.sql.MapType
All Implemented Interfaces:
ColumnType
public record MapType(ColumnType keyType, ColumnType valueType) extends Record implements ColumnType

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    private final ColumnType
    keyType
    The field for the keyType record component.
    private final ColumnType
    valueType
    The field for the valueType record component.

  • Constructor Summary

    Constructors
    Constructor
    Description
    MapType(ColumnType keyType, ColumnType valueType)
    Creates an instance of a MapType record class.

  • Method Summary

    Modifier and Type
    Method
    Description
    final boolean
    equals(Object o)
    Indicates whether some other object is "equal to" this one.
    org.apache.calcite.rel.type.RelDataType
    getRelationalDataType(org.apache.calcite.adapter.java.JavaTypeFactory typeFactory)
    Converts the column into the RelDataType that Calcite requires
    final int
    hashCode()
    Returns a hash code value for this object.
    ColumnType
    keyType()
    Returns the value of the keyType record component.
    final String
    toString()
    Returns a string representation of this record class.
    ColumnType
    valueType()
    Returns the value of the valueType record component.

    Methods inherited from class java.lang.Object

    clone, finalize, getClass, notify, notifyAll, wait, wait, wait

  • Field Details

    • keyType

      private final ColumnType keyType
      The field for the keyType record component.

    • valueType

      private final ColumnType valueType
      The field for the valueType record component.

  • Constructor Details

    • MapType

      public MapType(ColumnType keyType, ColumnType valueType)
      Creates an instance of a MapType record class.
      Parameters:
      keyType - the value for the keyType record component
      valueType - the value for the valueType record component

  • Method Details

    • getRelationalDataType

      public org.apache.calcite.rel.type.RelDataType getRelationalDataType(org.apache.calcite.adapter.java.JavaTypeFactory typeFactory)
      Description copied from interface: ColumnType
      Converts the column into the RelDataType that Calcite requires
      Specified by:
      getRelationalDataType in interface ColumnType
      Parameters:
      typeFactory - the type factory to use for creating the RelDataType
      Returns:
      the appropriate RelDataType for Calcite

    • toString

      public final String toString()
      Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.
      Specified by:
      toString in class Record
      Returns:
      a string representation of this object

    • hashCode

      public final int hashCode()
      Returns a hash code value for this object. The value is derived from the hash code of each of the record components.
      Specified by:
      hashCode in class Record
      Returns:
      a hash code value for this object

    • equals

      public final boolean equals(Object o)
      Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. All components in this record class are compared with Objects::equals(Object,Object).
      Specified by:
      equals in class Record
      Parameters:
      o - the object with which to compare
      Returns:
      true if this object is the same as the o argument; false otherwise.

    • keyType

      public ColumnType keyType()
      Returns the value of the keyType record component.
      Returns:
      the value of the keyType record component

    • valueType

      public ColumnType valueType()
      Returns the value of the valueType record component.
      Returns:
      the value of the valueType record component