--add queryLimit().

src/main/java/com/ekexiu/portal/dao/ResearchAreaLogDao.java

@@ -32,11 +32,13 @@ public abstract class ResearchAreaLogDao {
	@From(ResearchAreaLog.class)
	public abstract int delete(Connection con,String professorId)throws SQLException;
	
	public List<EditResearchAreaLog> queryCaption(Connection con,String professorId,String caption) throws SQLException{
	public List<EditResearchAreaLog> queryLimit(Connection con,String professorId,String caption,String createTime,int rows) throws SQLException{
        int _m_1 = 1;
        String sql = "SELECT OPRETE_PROFESSOR_ID,CREATE_TIME,PROFESSOR_ID,CAPTION FROM RESEARCH_AREA_LOG WHERE CAPTION = ? AND PROFESSOR_ID = ?";
        String sql = "SELECT OPRETE_PROFESSOR_ID,CREATE_TIME,PROFESSOR_ID,CAPTION FROM RESEARCH_AREA_LOG "
        		+ " WHERE CREATE_TIME < ? AND CAPTION = ? AND PROFESSOR_ID = ? ORDER BY CREATE_TIME DESC LIMIT "+rows;
        PreparedStatement ps = con.prepareStatement(sql);
        try{
            ps.setString(_m_1++,createTime);
            ps.setString(_m_1++,caption);
            ps.setString(_m_1++,professorId);
            ResultSet rs = ps.executeQuery();

src/main/java/com/ekexiu/portal/service/ResearchAreaLogService.java

@@ -5,6 +5,7 @@ import java.sql.SQLException;
import java.util.List;
import org.jfw.apt.annotation.Autowrie;
import org.jfw.apt.annotation.DefaultValue;
import org.jfw.apt.web.annotation.Path;
import org.jfw.apt.web.annotation.operate.Get;
import org.jfw.apt.web.annotation.param.JdbcConn;
@@ -16,6 +17,7 @@ import com.ekexiu.portal.pojo.EditResearchAreaLog;
@Path("/researchAreaLog")
public class ResearchAreaLogService {
	public static final String MAX_CREATE_TIME = "9";
	@Autowrie
	private ResearchAreaLogDao researchAreaLogDao;
	@Autowrie
@@ -46,11 +48,11 @@ public class ResearchAreaLogService {
	public void setImageService(ImageService imageService) {
		this.imageService = imageService;
	}
	
	@Get
	@Path("/agreeList")
	public List<EditResearchAreaLog> queryCaption(@JdbcConn Connection con, String professorId, String caption@DefaultValue("com.ekexiu.portal.service.ResearchAreaLogService.MAX_CREATE_TIME") String createTime,@DefaultValue("10") int rows) throws SQLException{
		List<EditResearchAreaLog> areaLogs = this.researchAreaLogDao.queryCaption(con, professorId, caption);
	@Path("/ql")
	public List<EditResearchAreaLog> queryLimit(@JdbcConn Connection con,String professorId,String caption,@DefaultValue("com.ekexiu.portal.service.ResearchAreaLogService.MAX_CREATE_TIME") String createTime,@DefaultValue("10") int rows@DefaultValue("com.ekexiu.portal.service.ResearchAreaLogService.MAX_CREATE_TIME") String createTime,@DefaultValue("10") int rows)throws SQLException{
		List<EditResearchAreaLog> areaLogs = this.researchAreaLogDao.queryLimit(con, professorId, caption, createTime, rows);
		if(!areaLogs.isEmpty()){
			for (EditResearchAreaLog areaLog : areaLogs) {
				EditProfessor professor = this.professorDao.queryBaseInfo(con, areaLog.getOpreteProfessorId());
@@ -60,4 +62,5 @@ public class ResearchAreaLogService {
		}
		return areaLogs;
	}
}