Package org.apache.calcite.interpreter

Class Row

  • public class Row
extends java.lang.Object
    Row.

    • Nested Class Summary

      Nested Classes 
      Modifier and Type Class Description
      static class  Row.RowBuilder
      Utility class to build row objects.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private java.lang.Object[] values  

    • Constructor Summary

      Constructors 
      Constructor Description
      Row​(java.lang.Object[] values)
      Creates a Row.

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      static Row asCopy​(java.lang.Object... values)
      Creates a Row.
      java.lang.Object[] copyValues()
      Returns a copy of the values.
      boolean equals​(java.lang.Object obj)  
      java.lang.Object getObject​(int index)  
      (package private) java.lang.Object[] getValues()  
      int hashCode()  
      static Row.RowBuilder newBuilder​(int size)
      Create a RowBuilder object that eases creation of a new row.
      static Row of​(java.lang.Object value0)
      Creates a Row with one column value.
      static Row of​(java.lang.Object... values)
      Creates a Row with variable number of values.
      static Row of​(java.lang.Object value0, java.lang.Object value1)
      Creates a Row with two column values.
      static Row of​(java.lang.Object value0, java.lang.Object value1, java.lang.Object value2)
      Creates a Row with three column values.
      int size()  
      java.lang.String toString()  

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • values

        private final java.lang.Object[] values

    • Constructor Detail

      • Row

        Row​(java.lang.Object[] values)
        Creates a Row.

    • Method Detail

      • asCopy

        public static Row asCopy​(java.lang.Object... values)
        Creates a Row.

        Makes a defensive copy of the array, so the Row is immutable. (If you're worried about the extra copy, call of(Object). But the JIT probably avoids the copy.)

      • of

        public static Row of​(java.lang.Object value0)
        Creates a Row with one column value.

      • of

        public static Row of​(java.lang.Object value0,
                     java.lang.Object value1)
        Creates a Row with two column values.

      • of

        public static Row of​(java.lang.Object value0,
                     java.lang.Object value1,
                     java.lang.Object value2)
        Creates a Row with three column values.

      • of

        public static Row of​(java.lang.Object... values)
        Creates a Row with variable number of values.

      • hashCode

        public int hashCode()
        Overrides:
        hashCode in class java.lang.Object

      • equals

        public boolean equals​(java.lang.Object obj)
        Overrides:
        equals in class java.lang.Object

      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object

      • getObject

        public java.lang.Object getObject​(int index)

      • getValues

        java.lang.Object[] getValues()

      • copyValues

        public java.lang.Object[] copyValues()
        Returns a copy of the values.

      • size

        public int size()

      • newBuilder

        public static Row.RowBuilder newBuilder​(int size)
        Create a RowBuilder object that eases creation of a new row.
        Parameters:
        size - Number of columns in output data.
        Returns:
        New RowBuilder object.