| /* |
| * Copyright 1999-2015 dangdang.com. |
| * <p> |
| * 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. |
| * </p> |
| */ |
| |
| package io.elasticjob.cloud.executor.type; |
| |
| import com.google.common.base.Strings; |
| import io.elasticjob.cloud.api.ShardingContext; |
| import io.elasticjob.cloud.config.script.ScriptJobConfiguration; |
| import io.elasticjob.cloud.exception.JobConfigurationException; |
| import io.elasticjob.cloud.executor.AbstractElasticJobExecutor; |
| import io.elasticjob.cloud.executor.JobFacade; |
| import io.elasticjob.cloud.util.json.GsonFactory; |
| import org.apache.commons.exec.CommandLine; |
| import org.apache.commons.exec.DefaultExecutor; |
| |
| import java.io.IOException; |
| |
| /** |
| * 脚本作业执行器. |
| * |
| * @author zhangliang |
| * @author caohao |
| */ |
| public final class ScriptJobExecutor extends AbstractElasticJobExecutor { |
| |
| public ScriptJobExecutor(final JobFacade jobFacade) { |
| super(jobFacade); |
| } |
| |
| @Override |
| protected void process(final ShardingContext shardingContext) { |
| final String scriptCommandLine = ((ScriptJobConfiguration) getJobRootConfig().getTypeConfig()).getScriptCommandLine(); |
| if (Strings.isNullOrEmpty(scriptCommandLine)) { |
| throw new JobConfigurationException("Cannot find script command line for job '%s', job is not executed.", shardingContext.getJobName()); |
| } |
| executeScript(shardingContext, scriptCommandLine); |
| } |
| |
| private void executeScript(final ShardingContext shardingContext, final String scriptCommandLine) { |
| CommandLine commandLine = CommandLine.parse(scriptCommandLine); |
| commandLine.addArgument(GsonFactory.getGson().toJson(shardingContext), false); |
| try { |
| new DefaultExecutor().execute(commandLine); |
| } catch (final IOException ex) { |
| throw new JobConfigurationException("Execute script failure.", ex); |
| } |
| } |
| } |