[Asterisk-java-cvs] CVS: asterisk-java/src/java/net/sf/asterisk/util AstUtil.java,NONE,1.1

[Stefan R. <sr...@us...>]

Update of /cvsroot/asterisk-java/asterisk-java/src/java/net/sf/asterisk/util
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv9383/src/java/net/sf/asterisk/util

Added Files:
	AstUtil.java 
Log Message:
Fixed String to Boolean conversion in EventBuilder

--- NEW FILE: AstUtil.java ---
package net.sf.asterisk.util;

/**
 * Some static utility methods to handle Asterisk specific stuff.<br>
 * See Asterisk's <code>util.c</code>.
 * 
 * @author srt
 * @version $Id: AstUtil.java,v 1.1 2005/07/26 12:16:03 srt Exp $
 */
public class AstUtil
{
    // hide constructor
    private AstUtil()
    {
    }

    /**
     * Checks if a String represents <code>true</code> or <code>false</code>
     * according to Asterisk's logic.<br>
     * The original implementation is <code>util.c</code> is as follows:
     * 
     * <pre>
     *    int ast_true(const char *s)
     *    {
     *        if (!s || ast_strlen_zero(s))
     *            return 0;
     *     
     *        if (!strcasecmp(s, &quot;yes&quot;) ||
     *            !strcasecmp(s, &quot;true&quot;) ||
     *            !strcasecmp(s, &quot;y&quot;) ||
     *            !strcasecmp(s, &quot;t&quot;) ||
     *            !strcasecmp(s, &quot;1&quot;) ||
     *            !strcasecmp(s, &quot;on&quot;))
     *            return -1;
     *    
     *        return 0;
     *    }
     * </pre>
     * 
     * @param s the String to check for <code>true</code>.
     * @return <code>true</code> if s represents <code>true</code>,
     * <code>false</code> otherwise.
     */
    public static boolean isTrue(String s)
    {
        if (s == null || s.length() == 0)
        {
            return false;
        }

        if (("yes".equalsIgnoreCase(s) || "true".equalsIgnoreCase(s))
                || "y".equalsIgnoreCase(s) || "t".equalsIgnoreCase(s)
                || "1".equalsIgnoreCase(s) || "on".equalsIgnoreCase(s))
        {
            return true;
        }
        else
        {
            return false;
        }
    }
}