Package org.eclipse.collections.impl.set.immutable


package org.eclipse.collections.impl.set.immutable
This package contains the implementations of ImmutableSet.

This package contains the following immutable set implementations:

  • ImmutableEmptySet - an immutable set with 0 elements.
  • ImmutableSingletonSet - an immutable set with 1 element.
  • ImmutableDoubletonSet - an immutable set with 2 elements.
  • ImmutableTripletonSet - an immutable set with 3 elements.
  • ImmutableQuadrupletonSet - an immutable set with 4 elements.
  • ImmutableUnifiedSet - the non-modifiable equivalent of UnifiedSet.

This package contains one factory implementation: