cascading.cascade

Class Cascades

java.lang.Object

cascading.cascade.Cascades

public class Cascades
extends java.lang.Object

Class Cascades provides useful utilities for use in constructing Cascade and Flow instances via the CascadeConnector and FlowConnector, respectively.

See the FlowDef for the recommended alternative to dealing with Maps of Taps.

Constructor Summary

Constructors

Constructor and Description
Cascades()

Method Summary

Modifier and Type	Method and Description
static FlowGraph	getFlowGraphFrom(Cascade cascade)
static IdentifierGraph	getTapGraphFrom(Cascade cascade)
static java.util.Map<java.lang.String,Tap>	tapsMap(Pipe[] pipes, Tap[] taps) Method tapsMap creates a new Map using the given pipes and taps.
static java.util.Map<java.lang.String,Tap>	tapsMap(Pipe pipe, Tap tap) Method tapsMap creates a new Map using the given Pipe name and tap.
static java.util.Map<java.lang.String,Tap>	tapsMap(java.lang.String[] names, Tap[] taps) Method tapsMap creates a new Map for each name and tap.
static java.util.Map<java.lang.String,Tap>	tapsMap(java.lang.String name, Tap tap) Method tapsMap creates a new Map for the given name and tap.

Methods inherited from class java.lang.Object

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

Constructor Detail

Cascades

public Cascades()

Method Detail

tapsMap

public static java.util.Map<java.lang.String,Tap> tapsMap(java.lang.String name,
                                                          Tap tap)

Method tapsMap creates a new Map for the given name and tap.

Parameters:

name - of type String

tap - of type Tap

Returns:

Map

tapsMap

public static java.util.Map<java.lang.String,Tap> tapsMap(java.lang.String[] names,
                                                          Tap[] taps)

Method tapsMap creates a new Map for each name and tap.

Parameters:

names - of type String[]

taps - of type Tap[]

Returns:

Map

tapsMap

public static java.util.Map<java.lang.String,Tap> tapsMap(Pipe pipe,
                                                          Tap tap)

Method tapsMap creates a new Map using the given Pipe name and tap.

Parameters:

pipe - of type Pipe

tap - of type Tap

Returns:

Map

tapsMap

public static java.util.Map<java.lang.String,Tap> tapsMap(Pipe[] pipes,
                                                          Tap[] taps)

Method tapsMap creates a new Map using the given pipes and taps.

Parameters:

pipes - of type Pipe[]

taps - of type Tap[]

Returns:

Map

getFlowGraphFrom

public static FlowGraph getFlowGraphFrom(Cascade cascade)

getTapGraphFrom

public static IdentifierGraph getTapGraphFrom(Cascade cascade)