/*
 * Copyright © 2013-2018 camunda services GmbH and various authors (info@camunda.com)
 *
 * 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 org.camunda.bpm.engine.impl.cmd.batch;

import org.camunda.bpm.engine.impl.batch.BatchConfiguration;
import org.camunda.bpm.engine.impl.batch.BatchEntity;
import org.camunda.bpm.engine.impl.batch.BatchJobHandler;
import org.camunda.bpm.engine.impl.cfg.ProcessEngineConfigurationImpl;
import org.camunda.bpm.engine.impl.interceptor.CommandContext;
import org.camunda.bpm.engine.impl.util.BatchUtil;

import java.util.List;

/**
 * Representation of common logic to all Batch commands which are based on list of
 * IDs.
 *
 * @author Askar Akhmerov
 */
public abstract class AbstractIDBasedBatchCmd<T> extends AbstractBatchCmd<T> {

  protected BatchEntity createBatch(CommandContext commandContext, List<String> ids) {
    ProcessEngineConfigurationImpl processEngineConfiguration = commandContext.getProcessEngineConfiguration();
    BatchJobHandler batchJobHandler = getBatchJobHandler(processEngineConfiguration);

    BatchConfiguration configuration = getAbstractIdsBatchConfiguration(ids);

    BatchEntity batch = new BatchEntity();
    batch.setType(batchJobHandler.getType());
    batch.setTotalJobs(BatchUtil.calculateBatchSize(processEngineConfiguration, configuration));
    batch.setBatchJobsPerSeed(processEngineConfiguration.getBatchJobsPerSeed());
    batch.setInvocationsPerBatchJob(processEngineConfiguration.getInvocationsPerBatchJob());
    batch.setConfigurationBytes(batchJobHandler.writeConfiguration(configuration));
    commandContext.getBatchManager().insertBatch(batch);

    return batch;
  }

  protected abstract BatchConfiguration getAbstractIdsBatchConfiguration(List<String> ids);

  protected abstract BatchJobHandler getBatchJobHandler(ProcessEngineConfigurationImpl processEngineConfiguration);
}

/*
 * Copyright © 2013-2019 camunda services GmbH and various authors (info@camunda.com)
 *
 * 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 org.camunda.bpm.engine.impl.cmd.batch;

import org.camunda.bpm.engine.impl.batch.BatchConfiguration;
import org.camunda.bpm.engine.impl.batch.BatchEntity;
import org.camunda.bpm.engine.impl.batch.BatchJobHandler;
import org.camunda.bpm.engine.impl.cfg.ProcessEngineConfigurationImpl;
import org.camunda.bpm.engine.impl.interceptor.CommandContext;
import org.camunda.bpm.engine.impl.util.BatchUtil;

import java.util.List;

/**
 * Representation of common logic to all Batch commands which are based on list of
 * IDs.
 *
 * @author Askar Akhmerov
 */
public abstract class AbstractIDBasedBatchCmd<T> extends AbstractBatchCmd<T> {

  protected BatchEntity createBatch(CommandContext commandContext, List<String> ids) {
    ProcessEngineConfigurationImpl processEngineConfiguration = commandContext.getProcessEngineConfiguration();
    BatchJobHandler batchJobHandler = getBatchJobHandler(processEngineConfiguration);

    BatchConfiguration configuration = getAbstractIdsBatchConfiguration(ids);

    BatchEntity batch = new BatchEntity();
    batch.setType(batchJobHandler.getType());
    batch.setTotalJobs(BatchUtil.calculateBatchSize(processEngineConfiguration, configuration));
    batch.setBatchJobsPerSeed(processEngineConfiguration.getBatchJobsPerSeed());
    batch.setInvocationsPerBatchJob(processEngineConfiguration.getInvocationsPerBatchJob());
    batch.setConfigurationBytes(batchJobHandler.writeConfiguration(configuration));
    commandContext.getBatchManager().insertBatch(batch);

    return batch;
  }

  protected abstract BatchConfiguration getAbstractIdsBatchConfiguration(List<String> ids);

  protected abstract BatchJobHandler getBatchJobHandler(ProcessEngineConfigurationImpl processEngineConfiguration);
}

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