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package com.fr.conf.db.demo.fun.http;
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import com.fanruan.api.net.NetworkKit;
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import com.fr.conf.db.demo.SystemConfigAccessBridge;
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import com.fr.conf.db.demo.fun.SystemConfigDAO;
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import com.fr.conf.db.demo.fun.entity.SystemConfigEntity;
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import com.fr.decision.fun.impl.BaseHttpHandler;
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import com.fr.stable.db.action.DBAction;
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import com.fr.stable.db.dao.DAOContext;
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import com.fr.stable.query.condition.impl.QueryConditionImpl;
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import com.fr.stable.query.restriction.RestrictionFactory;
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import com.fr.third.springframework.web.bind.annotation.RequestMethod;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.io.PrintWriter;
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import java.util.List;
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public class OutputHttpHandler extends BaseHttpHandler {
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@Override
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public RequestMethod getMethod() {
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return RequestMethod.GET;
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}
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@Override
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public String getPath() {
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return "/db/output";
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}
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@Override
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public boolean isPublic() {
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return false;
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}
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@Override
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public void handle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) throws Exception {
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List<SystemConfigEntity> entities = SystemConfigAccessBridge.getDbAccessor().runQueryAction(new DBAction<List<SystemConfigEntity>>() {
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@Override
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public List<SystemConfigEntity> run(DAOContext daoContext) throws Exception {
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// 查询收入大于10000的人
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return daoContext.getDAO(SystemConfigDAO.class).find(new QueryConditionImpl().addRestriction(RestrictionFactory.gte("salary", 10000.0)));
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}
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});
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PrintWriter writer = NetworkKit.createPrintWriter(httpServletResponse);
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writer.println("The people who's salary is more than 10000:<br/>");
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for (SystemConfigEntity entity : entities) {
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writer.println(entity.toString());
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writer.println("<br/>");
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}
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writer.flush();
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writer.close();
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}
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}
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