Package org.apache.calcite.util

Class ImmutableNullableList.Builder<E>

java.lang.Object

org.apache.calcite.util.ImmutableNullableList.Builder<E>

Type Parameters:

E - element type

Enclosing class:

ImmutableNullableList<E>

public static final class ImmutableNullableList.Builder<E>
extends java.lang.Object

A builder for creating immutable nullable list instances.

Field Summary

Fields

Modifier and Type	Field	Description
private java.util.List<E>	contents

Constructor Summary

Constructors

Constructor	Description
Builder()	Creates a new builder.

Method Summary

Modifier and Type	Method	Description
ImmutableNullableList.Builder<E>	add(E element)	Adds element to the ImmutableNullableList.
ImmutableNullableList.Builder<E>	add(E... elements)	Adds each element of elements to the ImmutableNullableList.
ImmutableNullableList.Builder<E>	addAll(java.lang.Iterable<? extends E> elements)	Adds each element of elements to the ImmutableNullableList.
ImmutableNullableList.Builder<E>	addAll(java.util.Iterator<? extends E> elements)	Adds each element of elements to the ImmutableNullableList.
java.util.List<E>	build()	Returns a newly-created ImmutableNullableList based on the contents of the Builder.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

contents

private final java.util.List<E> contents

Constructor Detail

Builder

public Builder()

Creates a new builder. The returned builder is equivalent to the builder generated by ImmutableNullableList.builder().

Method Detail

add

public ImmutableNullableList.Builder<E> add(E element)

Adds element to the ImmutableNullableList.

Parameters:

element - the element to add

Returns:

this Builder object

addAll

public ImmutableNullableList.Builder<E> addAll(java.lang.Iterable<? extends E> elements)

Adds each element of elements to the ImmutableNullableList.

Parameters:

elements - the Iterable to add to the ImmutableNullableList

Returns:

this Builder object

Throws:

java.lang.NullPointerException - if elements is null

add

public ImmutableNullableList.Builder<E> add(E... elements)

Adds each element of elements to the ImmutableNullableList.

Parameters:

elements - the elements to add to the ImmutableNullableList

Returns:

this Builder object

Throws:

java.lang.NullPointerException - if elements is null

addAll

public ImmutableNullableList.Builder<E> addAll(java.util.Iterator<? extends E> elements)

Adds each element of elements to the ImmutableNullableList.

Parameters:

elements - the elements to add to the ImmutableNullableList

Returns:

this Builder object

Throws:

java.lang.NullPointerException - if elements is null

build

public java.util.List<E> build()

Returns a newly-created ImmutableNullableList based on the contents of the Builder.