org.codehaus.groovy.vmplugin.v8

Class PluginDefaultGroovyMethods

java.lang.Object

org.codehaus.groovy.vmplugin.v8.PluginDefaultGroovyMethods

public class PluginDefaultGroovyMethods
extends Object

Defines new Groovy methods which appear on normal JDK 8 classes inside the Groovy environment.

Since:

2.5.0

Method Summary

Modifier and Type	Method and Description
static boolean	asBoolean(Optional<?> optional) Coerce an Optional instance to a boolean value.
static Stream<Boolean>	stream(boolean[] self) Returns a sequential Stream with the specified array as its source.
static Stream<Byte>	stream(byte[] self) Returns a sequential Stream with the specified array as its source.
static Stream<Character>	stream(char[] self) Returns a sequential Stream with the specified array as its source.
static Stream<Double>	stream(double[] self) Returns a sequential Stream with the specified array as its source.
static Stream<Float>	stream(float[] self) Returns a sequential Stream with the specified array as its source.
static Stream<Integer>	stream(int[] self) Returns a sequential Stream with the specified array as its source.
static Stream<Long>	stream(long[] self) Returns a sequential Stream with the specified array as its source.
static Stream<Short>	stream(short[] self) Returns a sequential Stream with the specified array as its source.
static <T> Stream<T>	stream(T[] self) Returns a sequential Stream with the specified array as its source.
static <T> List<T>	toList(BaseStream<T,? extends BaseStream> stream) Accumulates the elements of stream into a new List.
static <T> List<T>	toList(Stream<T> stream) Accumulates the elements of stream into a new List.
static <T> Set<T>	toSet(BaseStream<T,? extends BaseStream> stream) Accumulates the elements of stream into a new Set.
static <T> Set<T>	toSet(Stream<T> stream) Accumulates the elements of stream into a new Set.

Methods inherited from class java.lang.Object

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

Method Detail

asBoolean

public static boolean asBoolean(Optional<?> optional)

Coerce an Optional instance to a boolean value.

Parameters:

optional - the Optional

Returns:

true if a value is present, otherwise false

toList

public static <T> List<T> toList(Stream<T> stream)

Accumulates the elements of stream into a new List.

Type Parameters:

T - the type of element

Parameters:

stream - the Stream

Returns:

a new java.util.List instance

toSet

public static <T> Set<T> toSet(Stream<T> stream)

Accumulates the elements of stream into a new Set.

Type Parameters:

T - the type of element

Parameters:

stream - the Stream

Returns:

a new java.util.Set instance

toList

public static <T> List<T> toList(BaseStream<T,? extends BaseStream> stream)

Accumulates the elements of stream into a new List.

Type Parameters:

T - the type of element

Parameters:

stream - the java.util.stream.BaseStream

Returns:

a new java.util.List instance

toSet

public static <T> Set<T> toSet(BaseStream<T,? extends BaseStream> stream)

Accumulates the elements of stream into a new Set.

Type Parameters:

T - the type of element

Parameters:

stream - the java.util.stream.BaseStream

Returns:

a new java.util.Set instance

stream

public static <T> Stream<T> stream(T[] self)

Returns a sequential Stream with the specified array as its source.

Type Parameters:

T - The type of the array elements

Parameters:

self - The array, assumed to be unmodified during use

Returns:

a Stream for the array

stream

public static Stream<Integer> stream(int[] self)

Returns a sequential Stream with the specified array as its source.

Parameters:

self - The array, assumed to be unmodified during use

Returns:

a Stream for the array

stream

public static Stream<Long> stream(long[] self)

Returns a sequential Stream with the specified array as its source.

Parameters:

self - The array, assumed to be unmodified during use

Returns:

a Stream for the array

stream

public static Stream<Double> stream(double[] self)

Returns a sequential Stream with the specified array as its source.

Parameters:

self - The array, assumed to be unmodified during use

Returns:

a Stream for the array

stream

public static Stream<Character> stream(char[] self)

Returns a sequential Stream with the specified array as its source.

Parameters:

self - The array, assumed to be unmodified during use

Returns:

a Stream for the array

stream

public static Stream<Byte> stream(byte[] self)

Returns a sequential Stream with the specified array as its source.

Parameters:

self - The array, assumed to be unmodified during use

Returns:

a Stream for the array

stream

public static Stream<Short> stream(short[] self)

Returns a sequential Stream with the specified array as its source.

Parameters:

self - The array, assumed to be unmodified during use

Returns:

a Stream for the array

stream

public static Stream<Boolean> stream(boolean[] self)

Returns a sequential Stream with the specified array as its source.

Parameters:

self - The array, assumed to be unmodified during use

Returns:

a Stream for the array

stream

public static Stream<Float> stream(float[] self)

Returns a sequential Stream with the specified array as its source.

Parameters:

self - The array, assumed to be unmodified during use

Returns:

a Stream for the array