ambari-infra-manager/src/main/java/org/apache/ambari/infra/job/deleting/DocumentDeletingConfiguration.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
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package org.apache.ambari.infra.job.deleting;

import static org.apache.ambari.infra.job.JobsPropertyMap.PARAMETERS_CONTEXT_KEY;

import javax.inject.Inject;

import org.apache.ambari.infra.job.AbstractJobsConfiguration;
import org.apache.ambari.infra.job.JobScheduler;
import org.springframework.batch.core.Job;
import org.springframework.batch.core.Step;
import org.springframework.batch.core.configuration.annotation.JobBuilderFactory;
import org.springframework.batch.core.configuration.annotation.JobScope;
import org.springframework.batch.core.configuration.annotation.StepBuilderFactory;
import org.springframework.batch.core.configuration.annotation.StepScope;
import org.springframework.batch.core.configuration.support.JobRegistryBeanPostProcessor;
import org.springframework.batch.core.job.builder.JobBuilder;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class DocumentDeletingConfiguration extends AbstractJobsConfiguration<DeletingProperties, DeletingProperties> {

  private final StepBuilderFactory steps;
  private final Step deleteStep;

  @Inject
  public DocumentDeletingConfiguration(
          DocumentDeletingPropertyMap documentDeletingPropertyMap,
          JobScheduler scheduler,
          StepBuilderFactory steps,
          JobBuilderFactory jobs,
          JobRegistryBeanPostProcessor jobRegistryBeanPostProcessor,
          @Qualifier("deleteStep") Step deleteStep) {
    super(documentDeletingPropertyMap.getSolrDataDeleting(), scheduler, jobs, jobRegistryBeanPostProcessor);
    this.steps = steps;
    this.deleteStep = deleteStep;
  }

  @Override
  protected Job buildJob(JobBuilder jobBuilder) {
    return jobBuilder.start(deleteStep).build();
  }

  @Bean
  @JobScope
  public Step deleteStep(DocumentWiperTasklet tasklet) {
    return steps.get("delete")
            .tasklet(tasklet)
            .build();
  }

  @Bean
  @StepScope
  public DocumentWiperTasklet documentWiperTasklet(
          @Value("#{stepExecution.jobExecution.executionContext.get('" + PARAMETERS_CONTEXT_KEY + "')}") DeletingProperties parameters) {
    return new DocumentWiperTasklet(parameters);
  }
}