Solved

Beans files errors

Posted on 2004-03-20

101

2 solutions

921 Views

Last Modified: 2010-04-01

This is Error Compiling JSP File - part 2

Kennethxu's solution worked. Thank you. Now when I compile it shows errors in my two beans java files. Immediately below are the generated errors and I will follow with the two java files. Thanks for any help you can provide..

trackingView$jsp.java [86:1] cannot resolve symbol
symbol : class TrackingDataBean
location: class org.apache.jsp.trackingView$jsp
TrackingDataBean trackingData = null;
^
trackingView$jsp.java [89:1] cannot resolve symbol
symbol : class TrackingDataBean
location: class org.apache.jsp.trackingView$jsp
trackingData= (TrackingDataBean)
^
trackingView$jsp.java [94:1] cannot resolve symbol
symbol : class TrackingDataBean
location: class org.apache.jsp.trackingView$jsp
trackingData = (TrackingDataBean) java.beans.Beans.instantiate(this.getClass().getClassLoader(), "TrackingDataBean");
^
trackingView$jsp.java [142:1] cannot resolve symbol
symbol : class TrackingBean
location: class org.apache.jsp.trackingView$jsp
TrackingBean tracking;
^
trackingView$jsp.java [145:1] cannot resolve symbol
symbol : class TrackingBean
location: class org.apache.jsp.trackingView$jsp
tracking = ( TrackingBean ) trackingListIterator.next();
^
trackingLogin$jsp.java [79:1] cannot resolve symbol
symbol : class TrackingBean
location: class org.apache.jsp.trackingLogin$jsp
TrackingBean tracking = null;
^
trackingLogin$jsp.java [82:1] cannot resolve symbol
symbol : class TrackingBean
location: class org.apache.jsp.trackingLogin$jsp
tracking= (TrackingBean)
^
trackingLogin$jsp.java [87:1] cannot resolve symbol
symbol : class TrackingBean
location: class org.apache.jsp.trackingLogin$jsp
tracking = (TrackingBean) java.beans.Beans.instantiate(this.getClass().getClassLoader(), "TrackingBean");
^
trackingLogin$jsp.java [106:1] cannot resolve symbol
symbol : class TrackingDataBean
location: class org.apache.jsp.trackingLogin$jsp
TrackingDataBean trackingData = null;
^
trackingLogin$jsp.java [109:1] cannot resolve symbol
symbol : class TrackingDataBean
location: class org.apache.jsp.trackingLogin$jsp
trackingData= (TrackingDataBean)
^
trackingLogin$jsp.java [114:1] cannot resolve symbol
symbol : class TrackingDataBean
location: class org.apache.jsp.trackingLogin$jsp
trackingData = (TrackingDataBean) java.beans.Beans.instantiate(this.getClass().getClassLoader(), "TrackingDataBean");
^

11 errors
Errors compiling trackingLogin

The two .java files follow:

// TrackingBean.java
// JavaBean to store branch sales data for a database

public class TrackingBean {

private String branch, year, month, day;
// private int

// set the branch's name
public void setBranch ( String name )
{
branch = name;
}

// get the branch's name
public String getBranch()
{
return branch;
}

// set the branch's year
public void setYear ( String yyyy )
{
year = yyyy;
}

// get the branch's year
public String getYear()
{
return year;
}

// set the branch's month
public void setMonth ( String mm )
{
month = mm;
}

// get the branch's month
public String getMonth()
{
return month;
}

// set the branch's day
public void setDay ( String dd )
{
day = dd;
}

// get the branch's day
public String getDay()
{
return day;
}

}

// TrackingDataBean.java
// Class TrackingDataBean makes a database connection and supports
// inserting and retrieving data from the database/

// Java core packages
import java.sql.*;
import java.io.*;
import java.util.*;

public class TrackingDataBean {
private Connection connection;
private PreparedStatement addRecord, getRecords;
private Statement stat;

// construct TitlesBean object
public TrackingDataBean() throws Exception
{
//System.setProperty( "

// load the Ability driver
Class.forName( "sun.jdbc.odbc.JdbcOdbcDriver" );

// connect to the database
connection = DriverManager.getConnection(
"jdbc:odbc:Tracking" );

//Statement stat=con.createStatement();
//Statement stat=connection.createStatement();
stat = connection.createStatement();
}

// return an ArrayList of TrackingBeans
public ArrayList getTrackingList() throws SQLException
{
ArrayList trackingList = new ArrayList();

// obtain list of titles

ResultSet results = stat.executeQuery(
"SELECT branch, year, month, day FROM Tracking" );

// get row data
while ( results.next() ) {
TrackingBean tracking = new TrackingBean();

tracking.setBranch( results.getString( 1 ) );
tracking.setYear( results.getString( 2 ) );
tracking.setMonth( results.getString( 3 ) );
tracking.setDay( results.getString( 4 ) );

trackingList.add( tracking );
}

return trackingList;

}

// insert a branch's tracking in tracking database
public void addTracking( TrackingBean tracking ) throws SQLException
{
stat.executeUpdate( "INSERT INTO tracking ( branch, " +
"year, month, day ) VALUES ( '" + tracking.getBranch() + "', '" +
tracking.getYear() + "', '" + tracking.getMonth() + "', + '" +
tracking.getDay() + "' )" );
}

// close statemetns and terminate database connection
protected void finalize()
{
// attempt to close database connection
try {
stat.close();
connection.close();
}

// process SQLException on close operation
catch ( SQLException sqlException ) {
sqlException.printStackTrace();
}
}

}

Comment

Question by:timjg

[X]

Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

Help others & share knowledge
Earn cash & points
Learn & ask questions

Join The Community

101 Comments

Course Of The Month

Beans files errors

Welcome to Experts Exchange

Suggested Courses

728 members asked questions and received personalized solutions in the past 7 days.

Enjoyed your answer?

Keep in touch with Experts Exchange