Conditional paging query functions to achieve

1, making the search button, click the button to display the courier query form (window)

2, the query window condition, bound to the data table, let the data table when sending the request, automatically carry condition
query jquery easyui datagrid spreadsheet api

first form page data in the form, convert {key: value, key: value } format
See jquery

Based on a custom method, completed form on the binding parameters into json datagrid

sent to the server along with the query conditions and query parameters tab

3, the modified CourierAction pageQuery method, add query logic operating conditions

Service to modify the code

to achieve

modify DAO interface, the interface inherits JpaSpecificationExecutor

JpaSpecificationExecutor Interface

Specification interface object represents the condition of the query object
Pageable interface object represents the paging query objects