Re: Netbeans doesn't recognise compiler options ?
From: Michael Black (mblack_at_mblack.com)
Date: 02/20/05
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Date: Sat, 19 Feb 2005 18:17:12 -0600
I have the same issue trying to find an API that is depreciated in either
the Swing API or that AWT API. I have found where to add the switch in the
build-inpl.xml but the ide does not dispaly the information in the output
box.
Anyone have any ideas or can provide assistance?
Michael
"Glenn McCall" <glennm@gtajb.com> wrote in message
news:8fFMd.147061$K7.113383@news-server.bigpond.net.au...
> Hi there I am using Netbeans 4.0 on windows XP. My problem is that the
> compiler
> doesn't seem to be receiving *some* of my options. Has anyone else come
> across
> this and how did you fix it?
>
> I am trying to compile so that the .class files will run in the 1.4 JVM.
To
> achieve this I need to run the compiler with the switch "-source 1.4". But
> Netbeans doesn't appear to be passing this switch to javac!?!?!?!?
>
> Details follow.
>
> If I compile from the command prompt (with the following), I can run it on
> the
> 1.4 JVM no problems.
> javac -source 1.4 TestB.java
>
> as a matter of interest if I omit the "-source 1.4" switch I get the
> following
> notes (i.e. the compiler is recognising the switch):
> Note: TestB.java uses unchecked or unsafe operations.
> Note: Recompile with -Xlint:unchecked for details.
>
> If I compile in the IDE and don't specify any switches, I get the above 2
> messages (notes).
> If I set the -Xlint:unchecked switch (right click "Source Packages" then
> select
> "Properties". Then select "Compiling Sources" in the dialog and enter the
> switch
> in "additional compiler options"). Then the I get the lint output as
> follows:
>
> TestB.java:21: warning: [unchecked] unchecked call to add(E) as a member
> of the
> raw type java.util.LinkedList
>
> This means that the -Xlint:unchecked is being passed to the compiler. So
far
> so
> good.
>
> Now if I follow the logical sequence and enter -source 1.4 in the
> "additional
> compiler options" in Netbeans, I still get the Notes or Warnings depending
> on
> the presence or absence of the -Xlint:unchecked switch. The class should
> compile
> without warnings just as it did in when I ran the compiler from the DOS
> prompt.
>
> So all I can assume is that NetBeans is not passing the switch to the
> compiler.
> On the other hand if I put the switch in quotes (single or double) I get
the
> message "javac: invalid flag: -source 1.4"
>
> For what it is worth, here is the class I am working with:
>
> package com.test;
> import java.util.*;
> public class TestB {
>
> public TestB() {
> LinkedList l = new LinkedList ();
> String s = "why";
> l.add (s);
> s = "is this";
> l.add (s);
> Iterator i = l.iterator ();
> while (i.hasNext ()) {
> String v = (String) i.next ();
> System.out.println (v);
> }
> }
>
> public static void main (String [] args) {
> TestB b = new TestB ();
> }
> }
>
>
>
>
>
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