com.yahoo.component.chain.dependencies

Class Dependencies

java.lang.Object

com.yahoo.component.chain.dependencies.Dependencies

@Immutable
public class Dependencies
extends Object

Constraints for ordering ChainedComponents in chains.

Author:

Tony Vaagenes

Field Summary

Fields

Modifier and Type	Field and Description
private Set<String>	after
private Set<String>	before
private Set<String>	provides

Constructor Summary

Constructors

Constructor and Description
Dependencies(Collection<String> provides, Collection<String> before, Collection<String> after) Create from collections of strings, typically from config.

Method Summary

Modifier and Type	Method and Description
Set<String>	after()
Set<String>	before()
static Dependencies	emptyDependencies()
private Set<String>	immutableSet(Collection<String> set)
Set<String>	provides()
String	toString()
Dependencies	union(Dependencies dependencies)
private Set<String>	union(Set<String> s1, Set<String> s2)

Methods inherited from class java.lang.Object

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

Field Detail

provides

private final Set<String> provides

before

private final Set<String> before

after

private final Set<String> after

Constructor Detail

Dependencies

public Dependencies(Collection<String> provides,
                    Collection<String> before,
                    Collection<String> after)

Create from collections of strings, typically from config.

Method Detail

emptyDependencies

public static Dependencies emptyDependencies()

union

public Dependencies union(Dependencies dependencies)

immutableSet

private Set<String> immutableSet(Collection<String> set)

union

private Set<String> union(Set<String> s1,
                          Set<String> s2)

toString

public String toString()

Overrides:

toString in class Object

provides

public Set<String> provides()

before

public Set<String> before()

after

public Set<String> after()