Untitled

//PostgreSQL:

CREATE DATABASE mydb
  WITH OWNER = postgres
       ENCODING = 'UTF8'
       TABLESPACE = pg_default
       LC_COLLATE = 'ru_RU.UTF-8'
       LC_CTYPE = 'ru_RU.UTF-8'
       CONNECTION LIMIT = -1;

CREATE TABLE states
(
  id serial NOT NULL,
  "name" character varying(30) NOT NULL,
  CONSTRAINT states_pkey PRIMARY KEY (id)
)
WITH (
  OIDS=FALSE
);

INSERT INTO states("name") VALUES('Colorado');
INSERT INTO states("name") VALUES('California');
INSERT INTO states("name") VALUES('Alabama');
INSERT INTO states("name") VALUES('Alaska');

//Grails 1.3.7:

package myapplication

import groovy.sql.Sql
import grails.converters.*

class AutocompleteController {

    def index = { }

    def test = {

        String name=params.name

        if(name.endsWith("*")){
            name=name.substring(0,name.length()-1)
        }

        def conn = Sql.newInstance("jdbc:postgresql://localhost:5432/mydb","postgres","password","org.postgresql.Driver")

        def results =conn.rows("SELECT id, name FROM states WHERE name ILIKE '"+name+"%'")

        def states = []
        results.each(){
            states.add(id:it.id.toString(),name:it.name)
        }

        render(contentType: "text/json") {
            identifier="id"
            label= "name"
            items=states
        }
    }

}

//index.gsp

<%@ page contentType="text/html;charset=UTF-8" %>
<html>
    <head>
        <title>Autocomplete</title>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <script type="text/javascript" src="js/dojo/dojo.js" djConfig="parseOnLoad:true, isDebug:false"></script>
        <style type="text/css">
            @import "js/dojo/resources/dojo.css";
            @import "js/dijit/themes/tundra/tundra.css";
        </style>
        <script type="text/javascript">
            dojo.require("dijit.form.Form");
            dojo.require("dijit.form.Button");
            dojo.require("dijit.form.ValidationTextBox");
            dojo.require("dijit.form.FilteringSelect");
            dojo.require("dojox.data.JsonRestStore");
        </script>
    </head>
    <body class="tundra">
        <div dojoType="dijit.form.Form" id="myForm" data-dojo-id="myForm" encType="multipart/form-data" action="" method="">
            <table style="border: 1px solid #9f9f9f;" cellspacing="10">
                <tr>
                    <td>
                        <label for="name">
                            Test:
                    </td>
                    <td>
                        <input type="text" id="name" name="name" required="true" dojoType="dijit.form.ValidationTextBox"/>
                    </td>
                </tr>
                <tr>
                    <td>
                        <label for="state">
                            State:
                    </td>
                    <td>
                        <input id="stateSelect">
                    </td>
                </tr>
            </table>
            <button dojoType="dijit.form.Button" type="reset">
                Reset
            </button>
        </div>
    </body>
    <script type="text/javascript">
        dojo.addOnLoad(function() {
            var stateStore = new dojox.data.JsonRestStore({target:"<g:createLink controller="autocomplete" action="test"/>"});
            new dijit.form.FilteringSelect({
                id: "stateSelect",
                name: "state",
                store: stateStore,
                searchAttr: "name"
            },
            "stateSelect");
        });
    </script>
</html>