Hi mydears of this world
Here i come along with my problem with the hope that some one can resolve it
i am totally new to flex and i am working only for the past 3 days in flex. and i learned a little bit.
i want to get the database values which is received from java object to flex datagrid with the help of data provider.
i did it pretty well according to me. But i could not produce the result in the data grid . since i am very new . i dont know what is happening.
my code is here , please help me.
My mxml file : Myadmin.mxml
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="vertical">
<mx:RemoteObject id="ber" destination="berth" showBusyCursor="true" fault="faultHandler(event)" >
<mx:method name="getBerth" result="resultHandler(event)"/>
</mx:RemoteObject>
<mx:Panel id="topPanel" title="MyDatabase" width="100%" height="40%" enabled="true">
<mx:TextArea id="sql" width="100%" height="100%"/>
<mx:Button label="Execute" click="handleSend()"/>
</mx:Panel>
<mx:Panel id="bottomPanel" title="Results" width="100%" height="60%" enabled="true">
<mx:DataGrid id="dg" dataProvider="{result}" width="100%" height="100%"/>
</mx:Panel>
<mx:Label id="resultLabel" text ="Onumae puriyale ulgathulae" />
<mx:Script>
<![CDATA[
import mx.rpc.events.*;
import mx.collections.*;
import mx.controls.*;
import mx.utils.ObjectUtil;
//cached empty ArrayCollection so that we don't keep creating
//new ones
private var emptyResults:ArrayCollection = new ArrayCollection();
[Bindable]
public var result:ArrayCollection = emptyResults;
private function resultHandler(event:ResultEvent):void
{
Alert.show("event.result array results", ObjectUtil.toString(event.result as ArrayCollection));
result = ArrayCollection(event.result);
var myCursor:IViewCursor=result.createCursor();
var oldLength:int=result.length;
Alert.show(oldLength.toString());
}
private function faultHandler(event:FaultEvent):void
{
Alert.show(event.fault.faultString, "Error");
}
private function handleSend():void
{
ber.getBerth();
}
]]>
</mx:Script>
</mx:Application>
My java Object : Berth.java
package samples.sqladmin;
import java.sql.*;
import java.util.*;
import java.io.*;
public class Berth
{
public static void main(String args[])throws Exception
{
ArrayList list = getBerth();
System.out.println("The List is =" + list);
}
public static ArrayList getBerth()throws Exception {
Connection con = null;
Statement st = null;
ResultSet rs = null;
ResultSetMetaData rsmd = null;
ArrayList list = new ArrayList();
HashMap row=null;
try{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
}catch(ClassNotFoundException cnfe){
System.out.println(cnfe.getMessage());
}
try{
con = DriverManager.getConnection("jdbc:odbc:Jurong","","");
st = con.createStatement();
String sql = "select * from berth ";
rs=st.executeQuery(sql);
rsmd = rs.getMetaData();
int colCount = rsmd.getColumnCount();
while (rs.next()) {
row=new HashMap();
for (int i = 1; i <= colCount; i++) {
row.put(rsmd.getColumnName(i), rs.getString(i));
}
list.add(row);
}
}
catch(SQLException sqle){
System.out.println("enna da yogans eeeeee....");
System.out.println(sqle.getMessage());
}
if(con != null)
con.close();
if(st != null)
st.close();
return list;
}
}
my remote-config file is:
<destination id="berth">
<properties>
<source>samples.sqladmin.Berth</source>
</properties>
</destination>
i got the array collection object in flex but it is not giving the values which received in java
please help me .
Thanks in advance
yogans.