IBERequestHandlerDaemon.java

package hamaster.gradesign.daemon;

import hamaster.gradesign.IBECSR;
import hamaster.gradesign.dao.IDRequestDAO;
import hamaster.gradesign.entity.IDRequest;
import hamaster.gradesign.idmgmt.IdentityDescriptionBean;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class IBERequestHandlerDaemon implements Runnable {

	private Logger logger = LoggerFactory.getLogger(getClass());

	final private static long YEAR = 31536000000l;

	private IDRequestDAO idRequestDAO;

	private IdentityDescriptionBean identityDescriptionBean;

	/**
	 * 处理请求间隔 单位毫秒
	 */
	private long interval;

	/**
	 * 每次处理的请求数量
	 */
	private int batchSize;

	private volatile boolean running;

	public IBERequestHandlerDaemon() {
		running = true;
	}

	@Override
	public void run() {
		logger.info("Daemod started at:" + new Date().toString());
		while (running) {
			try {
				Thread.sleep(interval);
			} catch (InterruptedException e) {}
			List<IDRequest> userWork = idRequestDAO.listUnhandledRequests(batchSize);
			if (userWork.size() == 0)
				continue;
			List<IBECSR> work = new ArrayList<IBECSR>(userWork.size());
			for (IDRequest idRequest : userWork) {
				IBECSR csr = convert(idRequest);
				work.add(csr);
			}
			Future<Map<String, Integer>> future = identityDescriptionBean.generateIdentityDescriptions(work);
			try {
				Map<String, Integer> results = future.get();
				idRequestDAO.requestHandled(results);
			} catch (InterruptedException e) {
				e.printStackTrace();
			} catch (ExecutionException e) {
				e.printStackTrace();
			}
		}
	}

	private IBECSR convert(IDRequest request) {
		IBECSR csr = new IBECSR();
		csr.setApplicationDate(request.getApplicationDate());
		csr.setIbeSystemId(request.getIbeSystemId());
		csr.setIdentityString(request.getIdentityString());
		csr.setPassword(request.getPassword());
		csr.setPeriod(YEAR); // TODO a year
		csr.setRequestId(request.getRequestId());
		return csr;
	}

	public void stopHandler() {
		this.running = false;
	}

	public long getInterval() {
		return interval;
	}

	public void setInterval(long interval) {
		this.interval = interval;
	}

	public IDRequestDAO getIdRequestDAO() {
		return idRequestDAO;
	}

	public void setIdRequestDAO(IDRequestDAO idRequestDAO) {
		this.idRequestDAO = idRequestDAO;
	}

	public IdentityDescriptionBean getIdentityDescriptionBean() {
		return identityDescriptionBean;
	}

	public void setIdentityDescriptionBean(IdentityDescriptionBean identityDescriptionBean) {
		this.identityDescriptionBean = identityDescriptionBean;
	}

	public int getBatchSize() {
		return batchSize;
	}

	public void setBatchSize(int batchSize) {
		this.batchSize = batchSize;
	}
}