package org.jboss.windup.rules.apps.java.archives.config;
import java.io.File;
import java.util.logging.Logger;
import javax.inject.Inject;
import org.jboss.forge.furnace.util.Visitor;
import org.jboss.windup.config.AbstractRuleProvider;
import org.jboss.windup.config.GraphRewrite;
import org.jboss.windup.config.loader.RuleLoaderContext;
import org.jboss.windup.config.metadata.RuleMetadata;
import org.jboss.windup.config.operation.GraphOperation;
import org.jboss.windup.config.phase.InitializationPhase;
import org.jboss.windup.rules.apps.java.archives.identify.CompositeArchiveIdentificationService;
import org.jboss.windup.rules.apps.java.archives.identify.InMemoryArchiveIdentificationService;
import org.jboss.windup.rules.apps.java.archives.identify.LuceneArchiveIdentificationService;
import org.jboss.windup.util.Logging;
import org.jboss.windup.util.PathUtil;
import org.jboss.windup.util.exception.WindupException;
import org.jboss.windup.util.file.FileSuffixPredicate;
import org.jboss.windup.util.file.FileVisit;
import org.ocpsoft.rewrite.config.Configuration;
import org.ocpsoft.rewrite.config.ConfigurationBuilder;
import org.ocpsoft.rewrite.context.EvaluationContext;
/**
* Loads configuration/metadata for identifying archives by SHA1 hashes.
*
* @author <a href="mailto:ozizka@redhat.com">Ondrej Zizka</a>
* @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*/
@RuleMetadata(phase = InitializationPhase.class)
public class ArchiveIdentificationConfigLoadingRuleProvider extends AbstractRuleProvider
{
private static final Logger log = Logging.get(ArchiveIdentificationConfigLoadingRuleProvider.class);
@Inject
private CompositeArchiveIdentificationService identifier;
@Override
public Configuration getConfiguration(final RuleLoaderContext ruleLoaderContext)
{
return ConfigurationBuilder.begin()
.addRule()
.perform(new AddDelimitedFileIndexOperation())
.addRule()
.perform(new AddLuceneFileIndexOperation());
}
private class AddDelimitedFileIndexOperation extends GraphOperation
{
@Override
public void perform(GraphRewrite event, EvaluationContext context)
{
Visitor<File> visitor = new Visitor<File>()
{
@Override
public void visit(File file)
{
try
{
log.info("Loading archive identification data from [" + file.getAbsolutePath() + "]");
identifier.addIdentifier(new InMemoryArchiveIdentificationService().addMappingsFrom(file));
}
catch (Exception e)
{
throw new WindupException("Failed to load identification data from file [" + file + "]", e);
}
}
};
FileSuffixPredicate predicate = new FileSuffixPredicate("\\.archive-metadata\\.txt");
FileVisit.visit(PathUtil.getUserCacheDir().resolve("nexus-indexer-data").toFile(), predicate, visitor);
FileVisit.visit(PathUtil.getWindupCacheDir().resolve("nexus-indexer-data").toFile(), predicate, visitor);
}
}
private class AddLuceneFileIndexOperation extends GraphOperation
{
@Override
public void perform(GraphRewrite event, EvaluationContext context)
{
Visitor<File> visitor = new Visitor<File>()
{
@Override
public void visit(File file)
{
try
{
log.info("Loading archive identification data from [" + file.getAbsolutePath() + "]");
identifier.addIdentifier(new LuceneArchiveIdentificationService(file.getParentFile()));
}
catch (Exception e)
{
throw new WindupException("Failed to load identification data from file [" + file + "]", e);
}
}
};
FileSuffixPredicate predicate = new FileSuffixPredicate("archive-metadata\\.lucene\\.marker");
FileVisit.visit(PathUtil.getUserCacheDir().resolve("nexus-indexer-data").toFile(), predicate, visitor);
FileVisit.visit(PathUtil.getWindupCacheDir().resolve("nexus-indexer-data").toFile(), predicate, visitor);
}
}
}