Name: skT45625 Date: 06/22/2000


"java version 1.3.0"
Java <TM> 2 Runtime Environment, Standard Edition <build 1.3.0-C>
Java Hotpot<TM> Client VM <build 1.3.0-C, mixed mode>

1. Steps :
   javac ParentClass.java (ok)
   javac ClientClass.java (failed)

2. SOURCE CODE
"ParentClass.java"
import java.io.*;
import java.lang.*;

public class ParentClass {

//instances and variables
static final String demo = "FK";

int bank_id;
String bank_acct;


// main class constructor
ParentClass(){}
ParentClass(int bank_id, String bank_acct) {
this.bank_id = bank_id;
this.bank_acct = bank_acct;
}

// static nested class
static class NestedClass {
               
static int bank_id;
static String bank_acct;

static void add(){
ParentClass pcc = new ParentClass(4455, "cool");
bank_id = pcc.bank_id;
bank_acct = pcc.bank_acct;

System.out.println(bank_id);
System.out.println(bank_acct);
            }
}

// the main class method
static void main(String args[]) {
NestedClass.add();
System.out.println("OK");
}
}


"ClientClass.java"
import java.io.*;
import java.lang.*;

public class ClientClass {

public ClientClass(){
new ParentClass().NestedClass.add();
}

// the main class method
static void main(String args[]) {
new ClientClass();
System.out.println("OK");
}
}


3. Error Messages

java.lang.NULLPointerException
    at com.sun.tools.javac.v8.comp.TransInner.access(TransInner.java 722)
    at com.sun.tools.javac.v8.comp.TransInner._case(TransInner.java 1558)
    at com.sun.tools.javac.v8.tree.Tree$Select.visit(Tree.java 963)
    ......
(Review ID: 106397)
======================================================================

Name: tb29552 Date: 10/25/2000


java version "1.3.0"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.3.0-C)
Java HotSpot(TM) Client VM (build 1.3.0-C, mixed mode)

This is the code

public class Outer{
public static class Inner{
public static int a = 1;
}
  public static void main(String[] args)
  {
  System.out.println(new Outer().Inner.a);
  }
}

This is the dump from the compiler

An exception has occurred in the compiler (1.3.0). Please file a bug at the
Java Developer Connection (http://java.sun.com/cgi-bin/bugreport.cgi). Include
your program and the following diagnostic in your report. Thank you.
java.lang.NullPointerException
at com.sun.tools.javac.v8.comp.TransInner.access(TransInner.java:722)
at com.sun.tools.javac.v8.comp.TransInner._case(TransInner.java:1558)
at com.sun.tools.javac.v8.tree.Tree$Select.visit(Tree.java:963)
at com.sun.tools.javac.v8.tree.TreeTranslator.translate
(TreeTranslator.java:35)
at com.sun.tools.javac.v8.comp.TransInner._case(TransInner.java:1552)
at com.sun.tools.javac.v8.tree.Tree$Select.visit(Tree.java:963)
at com.sun.tools.javac.v8.tree.TreeTranslator.translate
(TreeTranslator.java:35)
at com.sun.tools.javac.v8.tree.TreeTranslator.translate
(TreeTranslator.java:47)
at com.sun.tools.javac.v8.comp.TransInner._case(TransInner.java:1461)
at com.sun.tools.javac.v8.tree.Tree$Apply.visit(Tree.java:785)
at com.sun.tools.javac.v8.tree.TreeTranslator.translate
(TreeTranslator.java:35)
at com.sun.tools.javac.v8.tree.TreeTranslator._case
(TreeTranslator.java:179)
at com.sun.tools.javac.v8.tree.Tree$Exec.visit(Tree.java:699)
at com.sun.tools.javac.v8.tree.TreeTranslator.translate
(TreeTranslator.java:35)
at com.sun.tools.javac.v8.tree.TreeTranslator.translate
(TreeTranslator.java:47)
at com.sun.tools.javac.v8.tree.TreeTranslator._case
(TreeTranslator.java:111)
at com.sun.tools.javac.v8.tree.Tree$Block.visit(Tree.java:492)
at com.sun.tools.javac.v8.tree.TreeTranslator.translate
(TreeTranslator.java:35)
at com.sun.tools.javac.v8.tree.TreeTranslator._case
(TreeTranslator.java:100)
at com.sun.tools.javac.v8.comp.TransInner._case(TransInner.java:1418)
at com.sun.tools.javac.v8.tree.Tree$MethodDef.visit(Tree.java:441)
at com.sun.tools.javac.v8.tree.TreeTranslator.translate
(TreeTranslator.java:35)
at com.sun.tools.javac.v8.comp.TransInner._case(TransInner.java:1355)
at com.sun.tools.javac.v8.tree.Tree$ClassDef.visit(Tree.java:402)
at com.sun.tools.javac.v8.tree.TreeTranslator.translate
(TreeTranslator.java:35)
at com.sun.tools.javac.v8.comp.TransInner.translate
(TransInner.java:1317)
at com.sun.tools.javac.v8.comp.TransInner.translateTopLevelClass
(TransInner.java:1583)
at com.sun.tools.javac.v8.JavaCompiler.compile(JavaCompiler.java:397)
at com.sun.tools.javac.v8.Main.compile(Main.java:247)
at com.sun.tools.javac.Main.main(Main.java:16)

  Tool completed with exit code 4
(Review ID: 111354)
======================================================================