com.google.gerrit.server.rules

Class RulesCache

java.lang.Object

com.google.gerrit.server.rules.RulesCache

public class RulesCache
extends Object

Manages a cache of compiled Prolog rules.

Rules are loaded from the site_path/cache/rules/rules-SHA1.jar, where SHA1 is the SHA1 of the Prolog rules.pl in a project's RefNames.REFS_CONFIG branch.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	RulesCache.Module

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	RulesCache(org.eclipse.jgit.lib.Config config, SitePaths site, GitRepositoryManager gm, PluginSetContext<PredicateProvider> predicateProviders, com.google.common.cache.Cache<org.eclipse.jgit.lib.ObjectId,com.googlecode.prolog_cafe.lang.PrologMachineCopy> machineCache)

Method Summary

Modifier and Type	Method and Description
boolean	isProjectRulesEnabled()
com.googlecode.prolog_cafe.lang.PrologMachineCopy	loadMachine(Project.NameKey project, org.eclipse.jgit.lib.ObjectId rulesId) Locate a cached Prolog machine state, or create one if not available.
com.googlecode.prolog_cafe.lang.PrologMachineCopy	loadMachine(String name, Reader in)

Methods inherited from class java.lang.Object

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

Constructor Detail

RulesCache

@Inject
protected RulesCache(org.eclipse.jgit.lib.Config config,
                             SitePaths site,
                             GitRepositoryManager gm,
                             PluginSetContext<PredicateProvider> predicateProviders,
                             com.google.common.cache.Cache<org.eclipse.jgit.lib.ObjectId,com.googlecode.prolog_cafe.lang.PrologMachineCopy> machineCache)

Method Detail

isProjectRulesEnabled

public boolean isProjectRulesEnabled()

loadMachine

public com.googlecode.prolog_cafe.lang.PrologMachineCopy loadMachine(Project.NameKey project,
                                                                     org.eclipse.jgit.lib.ObjectId rulesId)
                                                              throws com.googlecode.prolog_cafe.exceptions.CompileException

Locate a cached Prolog machine state, or create one if not available.

Returns:

a Prolog machine, after loading the specified rules.

Throws:

com.googlecode.prolog_cafe.exceptions.CompileException - the machine cannot be created.

loadMachine

public com.googlecode.prolog_cafe.lang.PrologMachineCopy loadMachine(String name,
                                                                     Reader in)
                                                              throws com.googlecode.prolog_cafe.exceptions.CompileException

Throws:

com.googlecode.prolog_cafe.exceptions.CompileException