com.facebook.buck.versions

Class VersionUniverseVersionSelector

java.lang.Object

com.facebook.buck.versions.VersionUniverseVersionSelector

All Implemented Interfaces:

VersionSelector

public class VersionUniverseVersionSelector
extends Object
implements VersionSelector

A fast constraint resolver which selects versions using pre-defined version universes.

TODO(agallagher): Validate version constraints.

Constructor Summary

Constructors

Constructor and Description
VersionUniverseVersionSelector(TargetGraph targetGraph, com.google.common.collect.ImmutableMap<String,VersionUniverse> universes)

Method Summary

Modifier and Type	Method and Description
protected Optional<Map.Entry<String,VersionUniverse>>	getVersionUniverse(TargetNode<?> root)
com.google.common.collect.ImmutableMap<BuildTarget,Version>	resolve(BuildTarget root, com.google.common.collect.ImmutableMap<BuildTarget,com.google.common.collect.ImmutableSet<Version>> domain)

Methods inherited from class java.lang.Object

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

Constructor Detail

VersionUniverseVersionSelector

public VersionUniverseVersionSelector(TargetGraph targetGraph,
                                      com.google.common.collect.ImmutableMap<String,VersionUniverse> universes)

Method Detail

getVersionUniverse

protected Optional<Map.Entry<String,VersionUniverse>> getVersionUniverse(TargetNode<?> root)

resolve

public com.google.common.collect.ImmutableMap<BuildTarget,Version> resolve(BuildTarget root,
                                                                           com.google.common.collect.ImmutableMap<BuildTarget,com.google.common.collect.ImmutableSet<Version>> domain)
                                                                    throws VersionException

Specified by:

resolve in interface VersionSelector

Parameters:

root - the root of the versioned sub-graph.

domain - the versioned nodes and their version domain.

Returns:

the map of versioned nodes to their selected versions.

Throws:

VersionException