Sherin Koshy Varghese

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Recent posts by Sherin Koshy Varghese

Originally posted by Bhaskar GR:
Hi,Can you expain clearly whats is the problem



<%@ taglib uri="http://java.sun.com/jsf/html" prefix="h"%>
<%@ taglib uri="http://java.sun.com/jsf/core" prefix="f"%>
<html>

<f:view>
<head>
<title>Add Employee</title>
</head>
<body bgcolor="LIGHTBLUE" >
<h:form>
<table border="0" cellpadding="0" cellspacing="1" width="100%" height="15">
<tr ><td align="center">
<h:panelGrid columns="1">
<h:panelGroup style="display:block; text-align:center">
<h:outputText value=" Add Employee "></h:outputText>
</h:panelGroup>
</h:panelGrid>
</td>
</tr></table>
<table border="0" cellpadding="0" cellspacing="1" width="100%" height="100">
<tr></tr>
</table>

<table border="0" cellpadding="0" cellspacing="1" width="100%" height="150">
<tr>
<td></td><td align="right">
<h:outputText value="Employee Id"></h:outputText>
</td><td align="left">
<h:inputText id="empId" value="#{application.id}" required="true" >
<f:validator validatorId = "validateField" /></h:inputText>

</td><td>
<h:message style= "color: red" for="empId" />
</td>
</tr><tr>
<td></td><td align="right">
<h:outputText value="Employee Name"></h:outputText>
</td><td align="left">
<h:inputText id="empName" value="#{application.name}" required="true" >
<f:validator validatorId = "validateField" /></h:inputText>
</td><td>
<h:message style= "color: red" for="empName" />
</td>
</tr>
</table>
<table border="0" cellpadding="0" cellspacing="1" width="100%" height="15">
<tr>
<td align="right">
<h:commandButton value="Submit" action="#{application.insertIntoTable}" id="addButton" ></h:commandButton>
</td><td align="left">
<h:commandButton value="Cancel" action="cancel" immediate="true"></h:commandButton>
</td>
</tr>
</table>

</h:form>
</body>
</f:view>

</html>


Bean

package com.test.jsf;

import java.util.ArrayList;

import javax.faces.component.html.HtmlInputText;
import javax.faces.context.FacesContext;
import javax.faces.event.AbortProcessingException;
import javax.faces.event.ValueChangeEvent;
import javax.faces.event.ValueChangeListener;
import javax.faces.model.SelectItem;
import javax.faces.render.ResponseStateManager;

import org.dbcheck.DatabaseCheck;

public class ApplicationBean implements ValueChangeListener {
private int id;

private ArrayList<SelectItem> nameComboArrayList;

private String name =" ";

private String currentItem;

private HtmlInputText idHtmlInputText;

private HtmlInputText nameHtmlInputText;
private HtmlInputText idForAddHtmlInputText;

public ApplicationBean() {
nameComboArrayList = new ArrayList<SelectItem>();
}

public void setId(int idValue) {
System.out.println("Entered the Setter Method ------------------------");
id = idValue;
}

public void setName(String nameValue) {
name = nameValue;
}

public int getId() {
return id;
}

public String getName() {
return name;
}

public void getIdMax() {

DatabaseCheck databaseCheck3 = new DatabaseCheck();
String query = "SELECT max(empid) FROM Employee";
ApplicationBean applicationBean = databaseCheck3.getMaxId(query);

}

public void insertIntoTable() {
System.out.println(" Id :" + id);
System.out.println(" Name :" + name);
DatabaseCheck databaseCheck = new DatabaseCheck();
String query = "INSERT INTO Employee Values(" + id + ",'" + name + "')";
databaseCheck.getExecuteUpdate(query);
}

public void updateTableValues() {
System.out.println(" Update ");
System.out.println(" Id :" + id);
System.out.println(" Name :" + name);
DatabaseCheck databaseCheck1 = new DatabaseCheck();
String query = "UPDATE Employee SET emp_Name ='" + name
+ "' WHERE empid =" + id + "";
databaseCheck1.getExecuteUpdate(query);
}

public void outputValue() {
System.out.println("Item State ");
}

public void deleteDelete() {
System.out.println(" Id :" + id);
System.out.println(" Name :" + name);
DatabaseCheck databaseCheck2 = new DatabaseCheck();
String query = "DELETE FROM Employee WHERE empid=" + id + "";
databaseCheck2.getExecuteUpdate(query);

}

public void selectTables() {
System.out.println(" Id :" + id);
System.out.println(" Name :" + name);
System.out.println("In Select >>> ");
DatabaseCheck databaseCheck3 = new DatabaseCheck();
String query = "SELECT empid,emp_Name FROM Employee WHERE empid= "
+ id + " ";
ApplicationBean applicationBean = databaseCheck3.getExecuteQuery(query);
this.id = (applicationBean.getId());
this.name = (applicationBean.getName());
System.out.println(getId() + "#####" + getName());
this.idHtmlInputText.setValue(applicationBean.getId());
this.nameHtmlInputText.setValue(applicationBean.getName());
System.out.println(getIdHtmlInputText().getValue() + "#####@@@@@@@@@" + getNameHtmlInputText().getValue());
}

public void searchData() {
System.out.println(" Id :" + id);
System.out.println(" Name :" + name);
System.out.println("In Select >>> ");
DatabaseCheck databaseCheck3 = new DatabaseCheck();
String query = "SELECT empid,emp_Name FROM Employee WHERE empid= "
+ id + " ";
databaseCheck3.getExecuteQuery(query);
}

public void selectAllTables() {

DatabaseCheck databaseCheck4 = new DatabaseCheck();
String query = "SELECT empid,emp_Name FROM Employee ";
databaseCheck4.getExecuteQuery(query);

}

public ArrayList<SelectItem> getPopulatedList() {
DatabaseCheck databaseCheck5 = new DatabaseCheck();
String query = "SELECT empid,emp_Name FROM Employee";
System.out.println("getDataList ___________________________" + id
+ " " + name);
return databaseCheck5.getDataList(query);
}

public String getCurrentItem() {
return currentItem;
}

public void setCurrentItem(String currentItem) {
this.currentItem = currentItem;
}

public ArrayList<SelectItem> getNameComboArrayList() {
nameComboArrayList = getPopulatedList();
System.out.println(id + " " + name);
return nameComboArrayList;
}

public void setNameComboArrayList(ArrayList<SelectItem> nameComboArrayList) {
this.nameComboArrayList = nameComboArrayList;
}

public void processValueChange(ValueChangeEvent ae)
throws AbortProcessingException {
if (ae.getComponent().getId().equals("selectName")) {

ae.getComponent().saveState(FacesContext.getCurrentInstance());


System.out.println(ae.getComponent().getId() + " @@@@@@@@@"
+ ae.getNewValue());
System.out.println("@@@@@@");
setId(Integer.parseInt(ae.getNewValue().toString()));
selectTables();
System.out.println("=================== " + id);
FacesContext.getCurrentInstance().renderResponse();
//FacesContext.getCurrentInstance().getApplication()
//.getNavigationHandler().handleNavigation(
//FacesContext.getCurrentInstance(), null, "test");
//ResponseStateManager.
}

}

public HtmlInputText getIdHtmlInputText() {
return idHtmlInputText;
}

public void setIdHtmlInputText(HtmlInputText id1) {
this.idHtmlInputText = id1;
}

public HtmlInputText getNameHtmlInputText() {

if(nameHtmlInputText != null) {
System.out.println("####"+nameHtmlInputText.getValue()+"@@@@");
}
else {
System.out.println("NULLLLL");
}
return nameHtmlInputText;
}

public void setNameHtmlInputText(HtmlInputText name1) {


this.nameHtmlInputText = name1;
}

}



problem is after valueChangeListener i tried to load data from the bean
private String name =""; the value in the bean is not loaded in inputtext
but
private String name =" ";then it work
how can i solve it?
please help
15 years ago
JSF
Hi
I am new to jsf.
i am facing problem on selectonmenu
I used selectonemenu ,on selecting one item i want to load some data to inputText box .i used like this

<h:selectOneMenu id="selectName" onchange="submit()"
valueChangeListener="#{application.processValueChange}" immediate="true" value="#{application.name}">
<f:selectItem itemValue="0" itemLabel="Select"/>
<f:selectItems value="#{application.populatedList}"/>
</h:selectOneMenu >

<h:inputText id="empId" value="#{application.id}" required="true" ></h:inputText>
but it not loading .
Please help me
Koshy
15 years ago
JSF
Hi
Congratulations Marinus

please sent PDF to koshyskv@gmail.com
15 years ago

Originally posted by Jesper Young:
Welcome to JavaRanch.

Sun did not say anything about a "pattern change" for SCJP 5. It's just a rumour. See this topic.

For tips about preparing for SCJP, see the JavaRanch SCJP FAQ; you can find the link in my signature below.





Thanks for early reply
Hi all
I am new to javaranch. I am plaining to take SCJP by next month. I seen some post in here that SCJP 1.5 pattern change from April 1. Is it correct.
Can anyone give me tips how to pass the exam.Please suggest me some tips on preparation all

Thanks in advance
Koshy