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// Copyright (C) 2011 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.pgm;
import static com.google.gerrit.server.schema.DataSourceProvider.Context.SINGLE_USER;
import com.google.gerrit.lifecycle.LifecycleManager;
import com.google.gerrit.pgm.util.SiteProgram;
import com.google.gerrit.reviewdb.client.Project;
import com.google.gerrit.rules.PrologCompiler;
import com.google.gerrit.server.config.FactoryModule;
import com.google.gerrit.server.git.GitRepositoryManager;
import com.google.inject.Inject;
import com.google.inject.Injector;
import com.googlecode.prolog_cafe.compiler.CompileException;
import org.eclipse.jgit.lib.Repository;
import org.kohsuke.args4j.Argument;
import org.kohsuke.args4j.Option;
import java.util.ArrayList;
import java.util.LinkedHashSet;
import java.util.List;
/**
* Gets rules.pl at refs/meta/config and compiles into jar file called
* rules-(sha1 of rules.pl).jar in (site-path)/cache/rules
*/
public class Rulec extends SiteProgram {
@Option(name = "--all", usage = "recompile all rules")
private boolean all;
@Option(name = "--quiet", usage = "supress some messsages")
private boolean quiet;
@Argument(index = 0, multiValued = true, metaVar = "PROJECT", usage = "project to compile rules for")
private List<String> projectNames = new ArrayList<String>();
private Injector dbInjector;
private final LifecycleManager manager = new LifecycleManager();
@Inject
private GitRepositoryManager gitManager;
@Inject
private PrologCompiler.Factory jarFactory;
@Override
public int run() throws Exception {
dbInjector = createDbInjector(SINGLE_USER);
manager.add(dbInjector);
manager.start();
dbInjector.createChildInjector(new FactoryModule() {
@Override
protected void configure() {
factory(PrologCompiler.Factory.class);
}
}).injectMembers(this);
LinkedHashSet<Project.NameKey> names = new LinkedHashSet<Project.NameKey>();
for (String name : projectNames) {
names.add(new Project.NameKey(name));
}
if (all) {
names.addAll(gitManager.list());
}
boolean error = false;
for (Project.NameKey project : names) {
Repository git = gitManager.openRepository(project);
try {
switch (jarFactory.create(git).call()) {
case NO_RULES:
if (!all || projectNames.contains(project.get())) {
System.err.println("error: No rules.pl in " + project.get());
error = true;
}
break;
case COMPILED:
if (!quiet) {
System.out.format("Compiled %-60s ... SUCCESS", project.get());
System.out.println();
}
break;
}
} catch (CompileException err) {
if (showStackTrace) {
err.printStackTrace();
} else {
System.err.println("fatal: " + err.getMessage());
}
error = true;
} finally {
git.close();
}
}
return !error ? 0 : 1;
}
}
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