专家和资源信息修改可为空的字段可以修改为空。

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

	
	@Post
	@Path("/subject")
	public void updateSubject(@JdbcConn(true) Connection con,String id, String subject) throws SQLException{
	public void updateSubject(@JdbcConn(true) Connection con,String id,@Nullable String subject) throws SQLException{
		this.professorDao.updateSubject(con, id, subject);
	}
	
	@Post
	@Path("/industry")
	public void updateIndustry(@JdbcConn(true) Connection con, String id, String industry) throws SQLException{
	public void updateIndustry(@JdbcConn(true) Connection con,String id,@Nullable String industry) throws SQLException{
		this.professorDao.updateIndustry(con, id, industry);
	}
	@Post
	@Path("/address")
	public void updateAddress(@JdbcConn(true) Connection con, String id, String province, String address) throws SQLException{
	public void updateAddress(@JdbcConn(true) Connection con, String id,
			@Nullable String province,@Nullable String address) throws SQLException{
		this.professorDao.updateProvince(con, id, province);
		this.professorDao.updateAddress(con, id, address);
	}
	@Post
	@Path("/descp")
	public void updateDescp(@JdbcConn(true) Connection con, String id, String descp) throws SQLException{
	public void updateDescp(@JdbcConn(true) Connection con,String id,@Nullable String descp) throws SQLException{
		this.professorDao.updateDescp(con, id, descp);
	}
	

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

	
	@Post
	@Path("/subject")
	public void updateSubject(@JdbcConn(true) Connection con, String resourceId, String subject) throws SQLException {
	public void updateSubject(@JdbcConn(true) Connection con,String resourceId,@Nullable String subject) throws SQLException {
		this.resourceDao.updateSubject(con, resourceId, subject);
	}
	@Post
	@Path("/industry")
	public void updateIndustry(@JdbcConn(true) Connection con, String resourceId, String industry) throws SQLException {
	public void updateIndustry(@JdbcConn(true) Connection con,String resourceId,@Nullable String industry) throws SQLException {
		this.resourceDao.updateIndustry(con, resourceId, industry);
	}
	@Post
	@Path("/descp")
	public void updateDescp(@JdbcConn(true) Connection con, String resourceId, String descp) throws SQLException {
	public void updateDescp(@JdbcConn(true) Connection con,String resourceId,@Nullable String descp) throws SQLException {
		this.resourceDao.updateDescp(con, resourceId, descp);
	}
	
	@Post
	@Path("/hopePayMethod")
	public void updateHopePayMethod(@JdbcConn(true) Connection con, String resourceId, String hopePayMethod) throws SQLException {
	public void updateHopePayMethod(@JdbcConn(true) Connection con,String resourceId,@Nullable String hopePayMethod) throws SQLException {
		this.resourceDao.updateHopePayMethod(con, resourceId, hopePayMethod);
	}
	
	@Post
	@Path("/cooperationNotes")
	public void updateCooperationNotes(@JdbcConn(true) Connection con, String resourceId, String cooperationNotes) throws SQLException{
	public void updateCooperationNotes(@JdbcConn(true) Connection con,String resourceId,@Nullable String cooperationNotes) throws SQLException{
		this.resourceDao.updateCooperationNotes(con, resourceId, cooperationNotes);
	}
	
	
	@Get
	@Path("/pq")
	public PageQueryResult<Resource> queryPage(@JdbcConn(false) Connection con, @Nullable String key, @Nullable String subject, @Nullable String industry, @Nullable String address, @DefaultValue("10") int pageSize, @DefaultValue("1") int pageNo) throws SQLException {
	public PageQueryResult<Resource> queryPage(@JdbcConn(false) Connection con, @Nullable String key, 
			@Nullable String subject, @Nullable String industry, @Nullable String address, 
			@DefaultValue("10") int pageSize, @DefaultValue("1") int pageNo) throws SQLException {
		if(key!=null) key="%"+key+"%";
		if(subject!=null) subject ="%"+subject+"%";
		if(industry!=null)industry="%"+industry+"%";