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Jul 15 2006
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How to plug-in Tomcat in Eclipse...?

Ravikumar

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Jul 23 2006
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In an HTML form I have a Button which makes us to open another page in 15 seconds. How will do you that ?

b.sadhukhan
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Jul 21 2006
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What is the difference between awt and applets not swings

vahini

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Jul 25 2006
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In java ressultset,statement,preparesatement are interfaces without implementation how to those interfaces

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Jul 26 2006
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1. What are the features added in Ejb 2.0 and struts 1.1?

Sanjay

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Jul 30 2006
06:23 PM

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Hi friends i have one doubt. here my requirement is i want to display multiple images dynamically. for example i have one document having 500 images.i used one combo box there range 1-1011-20,21-30.........like selection is there. initially 1-10 should be displayed on the browser. if i select 21-30 then that range of images should be displayed vertically.plz clarify my doubt.

ashok

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Aug 01 2006
03:55 PM

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What is BorderFactory in java

questioninterest
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Aug 01 2006
03:57 PM

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How to communicate between between two applets. Plz give me the code.

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Aug 02 2006
08:31 AM

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Can we start just Tomcat from jboss server, since i have jboss?

sachinTest
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Aug 04 2006
04:11 AM

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How we can connect to a database in Java without creating DSN and by using JNDI in J2EE Server. Plz give me the technique. Thank U.

questioninterest
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Aug 13 2006
01:50 AM

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I have written one applet by using multithreading concept(by implementing Runnable interface)and including it in my JSP page, but the jsp page is unable to load the applet. I have written Plz help me by giving any techinque for including an applet in the jsp page.

questioninterest
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Oct 12 2006
04:15 PM

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Hi all,javax.servlet Interface RequestDispatcher does have method public void include(request, response).According to documentation it includes the content of a resource (servlet, JSP page, HTML file) in the response.My question is does it compile the Jsp page before including or after including it.Thanks

hmashruf
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Oct 22 2006
05:12 AM

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Can anybody help me in how both combiningly webserver & application server Project can run in Eclipse IDE, with source codeif possibe mail 2 me newyuga@rediffmail.com

newyuga
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Nov 21 2006
02:12 PM

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Why upgrade from ejb2.0 to ejb3.0 giving comparisons, differences, and advantages.

Kurt Henry

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Jan 18 2007
10:15 AM

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Connection conn = DriverManager.getConnection("jdbc:oracle:thin:@10.81.7.169:1521:PTS", "TESTPTS", "TESTPTS");
System.out.println("connection established");
PreparedStatement ps = conn.prepareStatement("insert into DEMOBLOB values(?)");
System.out.println("insert executed");
File photo= new File("D:/Thinkingjava.pdf");
System.out.println("image loaded ");
FileInputStream photostream= new FileInputStream(photo);
System.out.println("photo taken");
ps.setBinaryStream(1,photostream,(int)photo.length());
ps.executeUpdate();
photostream.close();

}

catch(Exception e)
{
e.printStackTrace();
}
}
}

above is the code which iam using and below is the exception i am getting

ORA-01460: unimplemented or unreasonable conversion requested

at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:114)
at oracle.jdbc.ttc7.TTIoer.processError(TTIoer.java:208)
at oracle.jdbc.ttc7.Oall7.receive(Oall7.java:542)
at oracle.jdbc.ttc7.TTC7Protocol.doOall7(TTC7Protocol.java:1311)
at oracle.jdbc.ttc7.TTC7Protocol.parseExecuteFetch(TTC7Protocol.java:738)
at oracle.jdbc.driver.OracleStatement.executeNonQuery(OracleStatement.java:1313)
at oracle.jdbc.driver.OracleStatement.doExecuteOther(OracleStatement.java:1232)
at oracle.jdbc.driver.OracleStatement.doExecuteWithBatch(OracleStatement.java:1353)
at oracle.jdbc.driver.OracleStatement.doExecute(OracleStatement.java:1760)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1807)
at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:332)
at PDFConnect.main(PDFConnect.java:24)">
When iam tring to insert a pdf of 2mb in to oracle database.This is my source code.import java.io.File;import java.io.FileInputStream;import java.sql.Connection;import java.sql.DriverManager;import java.sql.PreparedStatement;public class PDFConnect { public static void main(String args[]) { try{ Class.forName("oracle.jdbc.driver.OracleDriver"); Connection conn = DriverManager.getConnection("jdbc:oracle:thin:@10.81.7.169:1521:PTS", "TESTPTS", "TESTPTS"); System.out.println("connection established"); PreparedStatement ps = conn.prepareStatement("insert into DEMOBLOB values(?)"); System.out.println("insert executed"); File photo= new File("D:/Thinkingjava.pdf"); System.out.println("image loaded "); FileInputStream photostream= new FileInputStream(photo); System.out.println("photo taken"); ps.setBinaryStream(1,photostream,(int)photo.length()); ps.executeUpdate(); photostream.close(); } catch(Exception e) { e.printStackTrace(); } } }above is the code which iam using and below is the exception i am gettingORA-01460: unimplemented or unreasonable conversion requested at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:114) at oracle.jdbc.ttc7.TTIoer.processError(TTIoer.java:208) at oracle.jdbc.ttc7.Oall7.receive(Oall7.java:542) at oracle.jdbc.ttc7.TTC7Protocol.doOall7(TTC7Protocol.java:1311) at oracle.jdbc.ttc7.TTC7Protocol.parseExecuteFetch(TTC7Protocol.java:738) at oracle.jdbc.driver.OracleStatement.executeNonQuery(OracleStatement.java:1313) at oracle.jdbc.driver.OracleStatement.doExecuteOther(OracleStatement.java:1232) at oracle.jdbc.driver.OracleStatement.doExecuteWithBatch(OracleStatement.java:1353) at oracle.jdbc.driver.OracleStatement.doExecute(OracleStatement.java:1760) at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1807) at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:332) at PDFConnect.main(PDFConnect.java:24)

naresh

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Jan 22 2007
09:13 AM

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How shall i know whether a perticular mail is new or old using JavaMail.

sk_gazanfar
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Jan 22 2007
06:27 AM

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import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;

public class ModelJTree extends JFrame {

private JTree tree;

private DefaultTreeModel model;

private DefaultMutableTreeNode rootNode,Medievel,Ancient,Philosophers;

public ModelJTree() {
DefaultMutableTreeNode philosophersNode = getPhilosopherTree();
model = new DefaultTreeModel(philosophersNode);
tree = new JTree(model);
JButton addButton = new JButton("Add Philosopher");
addButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
addPhilosopher();
}
});
JButton removeButton = new JButton("Remove Selected Philosopher");
removeButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
removeSelectedPhilosopher();
}
});
JPanel inputPanel = new JPanel();
inputPanel.add(addButton);
inputPanel.add(removeButton);

Container container = getContentPane();

container.add(new JScrollPane(tree), BorderLayout.CENTER);

container.add(inputPanel, BorderLayout.SOUTH);

setDefaultCloseOperation(EXIT_ON_CLOSE);
setSize(400, 300);
setVisible(true);

}

private void addPhilosopher() {
DefaultMutableTreeNode parent = getSelectedNode();
System.out.println(parent);
if (parent == null) {
JOptionPane.showMessageDialog(ModelJTree.this, "Select an area.", "Error",
JOptionPane.ERROR_MESSAGE);

return;
}

String name = JOptionPane.showInputDialog(ModelJTree.this, "Enter Name:");
model.insertNodeInto(new DefaultMutableTreeNode(name), parent, parent.getChildCount());
}

private void removeSelectedPhilosopher() {
DefaultMutableTreeNode selectedNode = getSelectedNode();
if (selectedNode != null)
model.removeNodeFromParent(selectedNode);
}

private DefaultMutableTreeNode getSelectedNode() {
return (DefaultMutableTreeNode) tree.getLastSelectedPathComponent();
}

private DefaultMutableTreeNode getPhilosopherTree() {
DefaultMutableTreeNode rootNode = new DefaultMutableTreeNode("Philosophers");
DefaultMutableTreeNode ancient = new DefaultMutableTreeNode("Ancient");
rootNode.add(ancient);

ancient.add(new DefaultMutableTreeNode("Socrates"));

DefaultMutableTreeNode medieval = new DefaultMutableTreeNode("Medieval",true);
rootNode.add(medieval);
return rootNode;
}
public static void main(String args[]) {
new ModelJTree();
}
}
">
Hi....My question is In a JTree i want to add nodes to only the nodes whose parent is root node.Please help me with this.In the following code it should be possible to add node to "Medieval" but not "socrates.import java.awt.BorderLayout;import java.awt.Container;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JScrollPane;import javax.swing.JTree;import javax.swing.tree.DefaultMutableTreeNode;import javax.swing.tree.DefaultTreeModel;public class ModelJTree extends JFrame { private JTree tree; private DefaultTreeModel model; private DefaultMutableTreeNode rootNode,Medievel,Ancient,Philosophers; public ModelJTree() { DefaultMutableTreeNode philosophersNode = getPhilosopherTree(); model = new DefaultTreeModel(philosophersNode); tree = new JTree(model); JButton addButton = new JButton("Add Philosopher"); addButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { addPhilosopher(); } }); JButton removeButton = new JButton("Remove Selected Philosopher"); removeButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { removeSelectedPhilosopher(); } }); JPanel inputPanel = new JPanel(); inputPanel.add(addButton); inputPanel.add(removeButton); Container container = getContentPane(); container.add(new JScrollPane(tree), BorderLayout.CENTER); container.add(inputPanel, BorderLayout.SOUTH); setDefaultCloseOperation(EXIT_ON_CLOSE); setSize(400, 300); setVisible(true); } private void addPhilosopher() { DefaultMutableTreeNode parent = getSelectedNode(); System.out.println(parent); if (parent == null) { JOptionPane.showMessageDialog(ModelJTree.this, "Select an area.", "Error", JOptionPane.ERROR_MESSAGE); return; } String name = JOptionPane.showInputDialog(ModelJTree.this, "Enter Name:"); model.insertNodeInto(new DefaultMutableTreeNode(name), parent, parent.getChildCount()); } private void removeSelectedPhilosopher() { DefaultMutableTreeNode selectedNode = getSelectedNode(); if (selectedNode != null) model.removeNodeFromParent(selectedNode); } private DefaultMutableTreeNode getSelectedNode() { return (DefaultMutableTreeNode) tree.getLastSelectedPathComponent(); } private DefaultMutableTreeNode getPhilosopherTree() { DefaultMutableTreeNode rootNode = new DefaultMutableTreeNode("Philosophers"); DefaultMutableTreeNode ancient = new DefaultMutableTreeNode("Ancient"); rootNode.add(ancient); ancient.add(new DefaultMutableTreeNode("Socrates")); DefaultMutableTreeNode medieval = new DefaultMutableTreeNode("Medieval",true); rootNode.add(medieval); return rootNode; } public static void main(String args[]) { new ModelJTree(); }}

Bhavyams
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May 27 2007
02:57 PM

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What are main functions of java virtual machine?

rameshtnj
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Jun 18 2007
06:59 AM

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How we implement polymorphism in java? What is value pass by reference and value pass by argument in java

sivaprasad

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Jun 06 2012
10:23 AM

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Difference between include directive and script tag while including Java scripts file in JSP.

anushree_123
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I was trying to use JavaScript file for validations of the fields and buttons in my JSP page.

but found that the following worked:

and not:

I wanted to know the reason?

Thanks in advance!!

Answer Question

How to plug-in Tomcat in Eclipse...?

In an HTML form I have a Button which makes us to open another page in 15 seconds. How will do you that ?

What is the difference between awt and applets not swings

In java ressultset,statement,preparesatement are interfaces without implementation how to those interfaces

1. What are the features added in Ejb 2.0 and struts 1.1?

What is BorderFactory in java

How to communicate between between two applets. Plz give me the code.

Can we start just Tomcat from jboss server, since i have jboss?

How we can connect to a database in Java without creating DSN and by using JNDI in J2EE Server. Plz give me the technique. Thank U.

I have written one applet by using multithreading concept(by implementing Runnable interface)and including it in my JSP page, but the jsp page is unable to load the applet. I have written Plz help me by giving any techinque for including an applet in the jsp page.

Can anybody help me in how both combiningly webserver & application server Project can run in Eclipse IDE, with source codeif possibe mail 2 me newyuga@rediffmail.com

Why upgrade from ejb2.0 to ejb3.0 giving comparisons, differences, and advantages.

How shall i know whether a perticular mail is new or old using JavaMail.

What are main functions of java virtual machine?

How we implement polymorphism in java? What is value pass by reference and value pass by argument in java

Difference between include directive and script tag while including Java scripts file in JSP.

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J2EE Interview Questions

How to plug-in Tomcat in Eclipse...?

In an HTML form I have a Button which makes us to open another page in 15 seconds. How will do you that ?

What is the difference between awt and applets not swings

In java ressultset,statement,preparesatement are interfaces without implementation how to those interfaces

1. What are the features added in Ejb 2.0 and struts 1.1?

What is BorderFactory in java

How to communicate between between two applets. Plz give me the code.

Can we start just Tomcat from jboss server, since i have jboss?

How we can connect to a database in Java without creating DSN and by using JNDI in J2EE Server. Plz give me the technique. Thank U.

I have written one applet by using multithreading concept(by implementing Runnable interface)and including it in my JSP page, but the jsp page is unable to load the applet. I have written Plz help me by giving any techinque for including an applet in the jsp page.

Can anybody help me in how both combiningly webserver & application server Project can run in Eclipse IDE, with source codeif possibe mail 2 me newyuga@rediffmail.com

Why upgrade from ejb2.0 to ejb3.0 giving comparisons, differences, and advantages.

How shall i know whether a perticular mail is new or old using JavaMail.

What are main functions of java virtual machine?

How we implement polymorphism in java? What is value pass by reference and value pass by argument in java

Difference between include directive and script tag while including Java scripts file in JSP.

Latest News

It looks like you are using an AD Blocker!