io.druid.cli.PullDependencies Maven / Gradle / Ivy
/*
* Druid - a distributed column store.
* Copyright 2012 - 2015 Metamarkets Group Inc.
*
* 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 io.druid.cli;
import com.google.common.base.Throwables;
import com.google.common.collect.Lists;
import com.google.inject.Inject;
import io.airlift.command.Command;
import io.airlift.command.Option;
import io.druid.guice.ExtensionsConfig;
import io.druid.indexing.common.config.TaskConfig;
import io.druid.initialization.Initialization;
import io.tesla.aether.internal.DefaultTeslaAether;
import java.util.List;
@Command(
name = "pull-deps",
description = "Pull down dependencies to the local repository specified by druid.extensions.localRepository"
)
public class PullDependencies implements Runnable
{
@Option(name = {"-c", "--coordinate"},
title = "coordinate",
description = "extra dependencies to pull down (e.g. hadoop coordinates)",
required = false)
public List coordinates;
@Option(name = "--no-default-hadoop",
description = "don't pull down the default HadoopIndexTask dependencies",
required = false)
public boolean noDefaultHadoop;
@Inject
public ExtensionsConfig extensionsConfig = null;
@Override
public void run()
{
// Druid dependencies are pulled down as a side-effect of Guice injection. Extra dependencies are pulled down as
// a side-effect of getting class loaders.
final List allCoordinates = Lists.newArrayList();
if (coordinates != null) {
allCoordinates.addAll(coordinates);
}
if (!noDefaultHadoop) {
allCoordinates.addAll(TaskConfig.DEFAULT_DEFAULT_HADOOP_COORDINATES);
}
try {
final DefaultTeslaAether aetherClient = Initialization.getAetherClient(extensionsConfig);
for (final String coordinate : allCoordinates) {
Initialization.getClassLoaderForCoordinates(aetherClient, coordinate, extensionsConfig.getDefaultVersion());
}
}
catch (Exception e) {
throw Throwables.propagate(e);
}
}
}