this.svnClient = svnClient;
    public void execute(ISVNClientAdapter svnClient) throws BuildException {        this.svnClient = svnClient;        validateAttributes();        log("Svn : Propdel");        try {            svnClient.propertyDel(path,propName,recurse);        } catch (SVNClientException e) {            throw new BuildException("Can't delete property "+propName, e);        }    }