e474. listing a context in the naming service.txt

这里面包含了一百多个JAVA源文件

This example lists a context in the naming service. 
    try {
        NamingEnumeration enum = ctx.list("child");
        while (enum.hasMore()) {
            NameClassPair entry = (NameClassPair)enum.next();
            process(entry);
        }
    } catch (NamingException e) {
    }