# RemoteStubRunner.java

    /*
     *  Copyright 2013-2016 the original author or authors.
     *
     *  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
     *
     *       https://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 org.springframework.cloud.contract.maven.verifier.stubrunner;

    import java.lang.invoke.MethodHandles;
    import javax.inject.Inject;
    import javax.inject.Named;

    import org.eclipse.aether.RepositorySystemSession;
    import org.slf4j.Logger;
    import org.slf4j.LoggerFactory;
    import org.springframework.cloud.contract.stubrunner.AetherStubDownloader;
    import org.springframework.cloud.contract.stubrunner.BatchStubRunner;
    import org.springframework.cloud.contract.stubrunner.BatchStubRunnerFactory;
    import org.springframework.cloud.contract.stubrunner.RunningStubs;
    import org.springframework.cloud.contract.stubrunner.StubRunnerOptions;

    @Named
    public class RemoteStubRunner {
    	private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
    	private final AetherStubDownloaderFactory aetherStubDownloaderFactory;

    	@Inject
    	public RemoteStubRunner(AetherStubDownloaderFactory aetherStubDownloaderFactory) {
    		this.aetherStubDownloaderFactory = aetherStubDownloaderFactory;
    	}

    	public BatchStubRunner run(StubRunnerOptions options, RepositorySystemSession repositorySystemSession) {
    		AetherStubDownloader stubDownloader = aetherStubDownloaderFactory.build(repositorySystemSession);
    		try {
    			log.debug("Launching StubRunner with args: " + String.valueOf(options));
    			BatchStubRunner stubRunner = new BatchStubRunnerFactory(options,
    					stubDownloader).buildBatchStubRunner();
    			RunningStubs runningCollaborators = stubRunner.runStubs();
    			log.info(runningCollaborators.toString());
    			return stubRunner;
    		}
    		catch (Exception e) {
    			log.error("An exception occurred while trying to execute the stubs: " + e.getMessage());
    			throw e;
    		}

    	}
    }