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package org.activiti.engine.impl;

import java.util.List;
import java.util.Map;

import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.interceptor.CommandExecutor;
import org.activiti.engine.runtime.NativeProcessInstanceQuery;
import org.activiti.engine.runtime.ProcessInstance;


public class NativeProcessInstanceQueryImpl extends AbstractNativeQuery implements NativeProcessInstanceQuery {

  private static final long serialVersionUID = 1L;

  public NativeProcessInstanceQueryImpl(CommandContext commandContext) {
    super(commandContext);
  }

  public NativeProcessInstanceQueryImpl(CommandExecutor commandExecutor) {
    super(commandExecutor);
  }


 //results ////////////////////////////////////////////////////////////////
  
  public List executeList(CommandContext commandContext, Map parameterMap, int firstResult, int maxResults) {
    return commandContext
      .getExecutionEntityManager()
      .findProcessInstanceByNativeQuery(parameterMap, firstResult, maxResults);
  }
  
  public long executeCount(CommandContext commandContext, Map parameterMap) {
    return commandContext
      .getExecutionEntityManager()
      // can use execution count, since the result type doesn't matter
      .findExecutionCountByNativeQuery(parameterMap);
  }

}