Re: How to initialise a final static String array

From:
Jeff Higgins <jeff@invalid.invalid>
Newsgroups:
comp.lang.java.programmer
Date:
Sun, 18 Mar 2012 09:25:52 -0400
Message-ID:
<jk4nlu$gga$1@dont-email.me>
On 03/18/2012 08:55 AM, Cecil Westerhof wrote:

I want to use final for my static variables. I now do for example:
    private static final Connection conn;
    private static final Combo container;

and
    static {
        Connection tempConn;
        Statement tempStmt;
        try {
            Class.forName("org.h2.Driver");
            tempConn = DriverManager.getConnection(
                    "jdbc:h2:tcp://localhost/~/databases/stock", "sa", "");
            tempStmt = tempConn.createStatement();
        } catch (Exception e) {
            tempConn = null;
            tempStmt = null;
        }
        conn = tempConn;
        stmt = tempStmt;

and
        if (conn == null) {
            throw new Exception("Could not initialise");
        }

The only problem I have is with my array of String.
I now have:
    private static final String[] titles = {
        "Stock",
        "Number",
        "Dare",
        "Container"
    };

Because when I put it in the static block I get an error.
Beside this I can execute a statement like:
        titles[0] = "changed";

Can I get the initialisation in the static part? And in such a way
that the elements can not be changed?


<http://www.ibm.com/developerworks/java/library/j-jtp1029/index.html#limitations>

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