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Terminal helper functions for Java

There is a newer version: 0.2.0

/*
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package com.panayotis.jerminal;

/**
 *
 * @author teras
 */
class TermUnix {

    private static int width = -1;

    @SuppressWarnings("UseSpecificCatch")
    public synchronized static int width() {
        if (width < 0)
            try {
                String out = SimpleLaunch.run(null, ProcessBuilder.Redirect.INHERIT, "tput", "cols");
                if (out != null)
                    width = Integer.parseInt(out.trim());
            } catch (Throwable ex) {
            } finally {
                if (width < 5)
                    width = 80;
            }
        return width;
    }

}