Package org.apache.calcite.util

Class NameSet

java.lang.Object
org.apache.calcite.util.NameSet
public class NameSet extends Object
Set of names that can be accessed with and without case sensitivity.

  • Field Details

  • Constructor Details

    • NameSet

      public NameSet()
      Creates a NameSet, initially empty.

  • Method Details

    • immutableCopyOf

      public static NameSet immutableCopyOf(Set<String> names)
      Creates a NameSet that is an immutable copy of a given collection.

    • toString

      public String toString()
      Overrides:
      toString in class Object

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object

    • equals

      public boolean equals(@Nullable Object obj)
      Overrides:
      equals in class Object

    • add

      public void add(String name)

    • range

      public Collection<String> range(String name, boolean caseSensitive)
      Returns an iterable over all the entries in the set that match the given name. If case-sensitive, that iterable will have 0 or 1 elements; if case-insensitive, it may have 0 or more.

    • contains

      public boolean contains(String name, boolean caseSensitive)
      Returns whether this set contains the given name, with a given case-sensitivity.

    • iterable

      public Iterable<String> iterable()
      Returns the contents as an iterable.