A SIMple ..erRor ... ...help

Question

ITZ A LONG CODE...BUT THIS ERROR IS PROPPIN UP.....THNK U GUYZ WOULD BE ABLE TO CARCK IT ....PLZ HELP.....ALLL BRACKETS WHERE CHECKED BUT STILL GIVES ONE ERROR....PLZ HELP...GOIN NUTS ...
C:\j2sdk1.4.2_08\bin\New Folder> "C://j2sdk1.4.2_08\bin\javac" Clicka.java
Clicka.java:14: '}' expected
*^*
*1 error*
import java.awt.event.*;
import javax.swing.*;
import java.io.*;
import java.io.FileReader;
import java.io.IOException;
import java.io.BufferedReader;
import java.lang.*;
public class Clickb implements ActionListener
public void actionPerformed(ActionEvent event)
JOptionPane.showMessageDialog(null,"Data is sent via serial port!");
/* the Intelhex file has lines of code. each line begins with a : */
/* next is number of bytes in the line */
/* offset in the hex file where the line length is stored */
public static final int LL=1;
public static final int MEMORY=1024;
/* offset in the hex file where the destination address is stored */
public static final int ADDR=3;
public static final int ZEROS=7;
/* offset of the beginning of the code */
public static final int CODE_ST=9;
//public char chartoi(char val)
//char temp;
//int tempn;
//temp = Character.toUpperCase(val);
//String change = String.valueOf(temp);
//tempn=Integer.parseInt(change);
//if(tempn>0x39) {tempn = tempn -0x37;}          /*Obtains the numeric values from the ascii values in the hex file*/
//else {tempn=tempn-0x30;}
//change=Integer.toString(tempn);
//temp=change[0];
//return temp;
public int fill_buffer( )
char ch,temp1, temp2,temp4,temp3;
int next1,next2,next3;
int chk_sum=0;
int line_length, address, line_temp, count=0,next=0;
int[] ram;
FileReader reader =null;
BufferedReader f =null;
try{
reader = new FileReader(Click.input);
f = new BufferedReader(reader);
catch (FileNotFoundException e)
System.err.println("FileNotFoundException: "
+ e.getMessage());
int k = 0;
try{
char[] store = new char[500];
int i=0;
while((k=f.read())!=-1)
while(k!='\n')
int m=0;
store[m]=(char)k;
if (k=='\n');
i++; //TOTAL NUMBER OF LINES IN THE HEX FILE LOADED
m++;
System.out.println(store);
if( store[0] != ':')
System.out.println("\nError . . .Source file not in Intelhex format. Aborting");          /*CHECKING THE SEMICOLON*/
f.close();
return 0;
temp1=store[LL];
temp2=store[LL+1];
if(!Character.isDigit(temp1))
System.out.println("\nError in source file. Aborting"); /*CHECKING THE LINE LENGTH*/
f.close();
return 0;
if( !Character.isDigit(temp2) )
System.out.println("\nError in source file. Aborting");
f.close();
return 0;
next= Character.getNumericValue(temp1);
next1= Character.getNumericValue(temp2);
chk_sum=chk_sum+next1+16*next;
line_length = 16*next + next1;
//OBTAINING ADDRESS FROM HEX FILE
temp1=store[ADDR];
temp2=store[ADDR+1];
temp3=store[ADDR+2];
temp4=store[ADDR+3];
if( !Character.isDigit(temp1) )
System.out.println("\nError in source file. Aborting");
f.close();
return 0;
if( !Character.isDigit(temp2) )
System.out.println("\nError in source file. Aborting");
f.close();
return 0;                                        /* DETERMINE THE ADDRESS WHERE DATA IS TO BE PLACED*/
if( !Character.isDigit(temp3) )
System.out.println("\nError in source file. Aborting");
f.close();
return 0;
if( !Character.isDigit(temp4) )
System.out.println("\nError in source file. Aborting");
f.close();
return 0;
next= Character.getNumericValue(temp1);
next1= Character.getNumericValue(temp2);
next2= Character.getNumericValue(temp3);
next3= Character.getNumericValue(temp4);
chk_sum = chk_sum + 16*next + next1;
chk_sum = chk_sum + 16*next + next1;
address = 4096*next + 256 * next1 + 16*next2 + next3;
if(address > MEMORY)
System.out.println("\nError in source file. Bad address. Aborting");
f.close();
return 0;
String total =String.valueOf(address);
//CHECKING FOR PRESENCE OF ZERO IN THE HEX FILE
temp1=store[ZEROS];
temp2=store[ZEROS+1];
next= Character.getNumericValue(temp1);
next1= Character.getNumericValue(temp2);
next2 = 16*next + next1;
if(next2 != 0)
System.out.println("\nError . . . Source file not in Intelhex format. Aborting"); /*CHECKING FOR PROPER INTELHEX FILE*/
f.close();
return 0;
/* now read bytes from the file & put it in buffer */
for(line_temp=0; line_temp<line_length; line_temp++)
temp1=store[2*line_temp+CODE_ST];
temp2=store[2*line_temp+CODE_ST+1];
if( !Character.isDigit(temp1) )
System.out.println("\nError in source file. Aborting");
f.close();
return 0;
if( !( Character.isDigit(temp2)) )
System.out.println("\nError in source file. Aborting");
f.close();
return 0;
next= Character.getNumericValue(temp1);
next1= Character.getNumericValue(temp2);
next2= (16*next) + next1;
chk_sum=chk_sum+next2;
if(address > MEMORY)
System.out.println("\nError in source file. Bad address. Aborting");
f.close();
return 0;
String get =String.valueOf (next2);
total=total.concat(get);
/* DATA AT THE PARTICULAR ADDRESS IS STORED IN THE ARRAY "RAM"*/
count++;
//INDICATES THE DATA UNTIL '/n' IS ONE LINE OF INTELHEX FILE
/* get the next byte. this is the chksum */
temp1=store[2*line_length+CODE_ST];
temp2=store[2*line_length+CODE_ST+1];
if( !Character.isDigit(temp1) )
System.out.println("\nError in source file. Aborting");
f.close();
return 0;
if( !Character.isDigit(temp2) )
System.out.println("\nError in source file. Aborting");
f.close();
return 0;
next= Character.getNumericValue(temp1);
next1= Character.getNumericValue(temp2);
next2= 16*next + next1;
chk_sum=chk_sum+next2;
if(chk_sum !=0)
System.out.println("\nChecksum Error . . . Aborting");
f.close();
return 0;
catch (IOException e)
System.err.println("FileNotFoundException: "
+ e.getMessage());
return(1);
//SERIAL COMMUNICATION CODE
SimpleSerialNative ss; // declare the SimpleSerial object
ss = new SimpleSerialNative(3); // new up the SimpleSerial object
boolean z=ss.writeString((String)total); // write a string to the serial port
try { Thread.sleep(1); } catch (InterruptedException e) {}
String inputString = ss.readString(); // read any string from the serial port.
System.out.println("I read the string: " + inputString);
Edited by: maneesh2706 on Jun 1, 2008 1:12 AM

Answer 1

iam soory not aware of this
C:\j2sdk1.4.2_08\bin\New Folder> "C://j2sdk1.4.2_08\bin\javac" Clicka.java
Clicka.java:14: '}' expected
*^*
*1 error*
import java.awt.event.*;
import javax.swing.*;
import java.io.*;
import java.io.FileReader;
import java.io.IOException;
import java.io.BufferedReader;
import java.lang.*;
public class Clickb implements ActionListener
       public void actionPerformed(ActionEvent event)
            JOptionPane.showMessageDialog(null,"Data is sent  via serial port!");
        /* the Intelhex file has lines of code. each line begins with a : */
/* next is number of bytes in the line */
/* offset in the hex file where the line length is stored */
public static final int LL=1;
public static final int MEMORY=1024;
/* offset in the hex file where the destination address is stored */
public static final int ADDR=3;
public static final int ZEROS=7;
/* offset of the beginning of the code */
public static final int CODE_ST=9;
//public char chartoi(char val)
//char temp;
//int tempn;
//temp = Character.toUpperCase(val);
//String change = String.valueOf(temp);
//tempn=Integer.parseInt(change);
//if(tempn>0x39) {tempn = tempn -0x37;}          /*Obtains the numeric values from the ascii values in the hex file*/
//else {tempn=tempn-0x30;}
//change=Integer.toString(tempn);
//temp=change[0];
//return temp;
public int fill_buffer( )
                          char ch,temp1, temp2,temp4,temp3;
                           int  next1,next2,next3;
                           int chk_sum=0;
                           int line_length, address, line_temp, count=0,next=0;
                           int[] ram;
                        FileReader reader =null;
                        BufferedReader f  =null;
                        try{
                                reader = new FileReader(Click.input);
                                     f = new BufferedReader(reader);
                        catch (FileNotFoundException e)
                                                 System.err.println("FileNotFoundException: "
                                                + e.getMessage());
                        int k = 0;
                        try{
                               char[] store = new char[500];
                               int i=0;
                        while((k=f.read())!=-1)
                                while(k!='\n')
                                    int m=0;
                                    store[m]=(char)k;
                                    if (k=='\n');
                                    i++;                 //TOTAL NUMBER OF LINES IN THE HEX FILE LOADED
                                    m++;
                              System.out.println(store);
                            if( store[0] != ':')
                                System.out.println("\nError . . .Source file not in Intelhex format. Aborting");          /*CHECKING THE SEMICOLON*/
                                f.close();
                                return 0;
                            temp1=store[LL];
                            temp2=store[LL+1];
                            if(!Character.isDigit(temp1))
                              System.out.println("\nError in source file. Aborting");         /*CHECKING THE LINE LENGTH*/
                              f.close();
                              return 0;
                            if( !Character.isDigit(temp2) )
                              System.out.println("\nError in source file. Aborting");
                              f.close();
                              return 0;
                             next= Character.getNumericValue(temp1);
                            next1= Character.getNumericValue(temp2);
                            chk_sum=chk_sum+next1+16*next;
                            line_length = 16*next + next1;
                            //OBTAINING ADDRESS FROM HEX FILE
                            temp1=store[ADDR];
                            temp2=store[ADDR+1];
                            temp3=store[ADDR+2];
                            temp4=store[ADDR+3];
                            if( !Character.isDigit(temp1) )  
                                System.out.println("\nError in source file. Aborting");
                                f.close();
                                return 0;
                            if( !Character.isDigit(temp2) )  
                                System.out.println("\nError in source file. Aborting");
                                f.close();
                                return 0;                                        /* DETERMINE THE ADDRESS WHERE DATA IS TO BE PLACED*/
                            if( !Character.isDigit(temp3) )
                                System.out.println("\nError in source file. Aborting");
                                f.close();
                                return 0;
                            if( !Character.isDigit(temp4) )
                                System.out.println("\nError in source file. Aborting");
                                f.close();
                                return 0;
                              next= Character.getNumericValue(temp1);
                             next1= Character.getNumericValue(temp2);
                             next2= Character.getNumericValue(temp3);
                             next3= Character.getNumericValue(temp4);
                            chk_sum = chk_sum + 16*next + next1;
                            chk_sum = chk_sum + 16*next + next1;
                            address = 4096*next + 256 * next1 + 16*next2 + next3;
                            if(address > MEMORY)
                                System.out.println("\nError in source file. Bad address. Aborting");
                                f.close();
                                return 0;
                            String total =String.valueOf(address);
                            //CHECKING FOR PRESENCE OF ZERO IN THE HEX FILE
                            temp1=store[ZEROS];
                            temp2=store[ZEROS+1];
                              next= Character.getNumericValue(temp1);
                              next1= Character.getNumericValue(temp2);
                              next2 = 16*next + next1;
                      if(next2 != 0)
                          System.out.println("\nError . . . Source file not in Intelhex format. Aborting");  /*CHECKING FOR PROPER INTELHEX FILE*/
                          f.close();
                          return 0;
                    /* now read bytes from the file & put it in buffer */
                    for(line_temp=0; line_temp<line_length; line_temp++)
                      temp1=store[2*line_temp+CODE_ST];
                      temp2=store[2*line_temp+CODE_ST+1];
                        if( !Character.isDigit(temp1) )
                            System.out.println("\nError in source file. Aborting");  
                            f.close();
                            return 0;
                        if( !( Character.isDigit(temp2)) )
                            System.out.println("\nError in source file. Aborting");
                            f.close();
                            return 0;
                         next= Character.getNumericValue(temp1);
                         next1= Character.getNumericValue(temp2);
                        next2= (16*next) + next1;
                        chk_sum=chk_sum+next2;
                        if(address > MEMORY)
                            System.out.println("\nError in source file. Bad address. Aborting");
                            f.close();
                            return 0;
                          String get =String.valueOf (next2);
                          total=total.concat(get);
                                                        /* DATA AT THE PARTICULAR ADDRESS IS STORED IN THE ARRAY "RAM"*/
                          count++;
                          //INDICATES THE DATA UNTIL '/n' IS ONE LINE OF INTELHEX FILE
                          /* get the next byte. this is the chksum */
                          temp1=store[2*line_length+CODE_ST];
                          temp2=store[2*line_length+CODE_ST+1];
                          if( !Character.isDigit(temp1) )
                            System.out.println("\nError in source file. Aborting");
                            f.close();
                            return 0;
                          if( !Character.isDigit(temp2) )
                            System.out.println("\nError in source file. Aborting");
                            f.close();
                            return 0;
                           next= Character.getNumericValue(temp1);
                           next1= Character.getNumericValue(temp2);
                          next2= 16*next + next1;
                          chk_sum=chk_sum+next2;
                          if(chk_sum !=0)
                            System.out.println("\nChecksum Error . . . Aborting");
                            f.close();
                            return 0;
                 catch (IOException  e)
                         System.err.println("FileNotFoundException: "
                        + e.getMessage());
              return(1);
                    //SERIAL COMMUNICATION CODE
               SimpleSerialNative ss; // declare the SimpleSerial object
                ss = new SimpleSerialNative(3); // new up the SimpleSerial object
                boolean z=ss.writeString((String)total); // write a string to the serial port
                 try { Thread.sleep(1); } catch (InterruptedException e) {}
                  String inputString = ss.readString(); // read any string from the serial port.
                  System.out.println("I read the string: " + inputString);