import org.apache.tomcat.util.buf.UEncoder; //导入依赖的package包/类
/**
 * List children of this collection. The names given are relative to this
 * URI's path. The full uri of the children is then : path + "/" + name.
 */
public Enumeration<String> list()
    throws IOException {

    if (!connected) {
        connect();
    }

    if ((resource == null) && (collection == null)) {
        throw new FileNotFoundException(
                getURL() == null ? "null" : getURL().toString());
    }

    Vector<String> result = new Vector<String>();

    if (collection != null) {
        try {
            NamingEnumeration<NameClassPair> enumeration =
                collection.list("/");
            UEncoder urlEncoder = new UEncoder(UEncoder.SafeCharsSet.WITH_SLASH);
            while (enumeration.hasMoreElements()) {
                NameClassPair ncp = enumeration.nextElement();
                String s = ncp.getName();
                result.addElement(
                        urlEncoder.encodeURL(s, 0, s.length()).toString());
            }
        } catch (NamingException e) {
            // Unexpected exception
            throw new FileNotFoundException(
                    getURL() == null ? "null" : getURL().toString());
        }
    }

    return result.elements();

}
 

import org.apache.tomcat.util.buf.UEncoder; //导入依赖的package包/类
/**
 * List children of this collection. The names given are relative to this
 * URI's path. The full uri of the children is then : path + "/" + name.
 */
public Enumeration<String> list() throws IOException {

	if (!connected) {
		connect();
	}

	if ((resource == null) && (collection == null)) {
		throw new FileNotFoundException(getURL() == null ? "null" : getURL().toString());
	}

	Vector<String> result = new Vector<String>();

	if (collection != null) {
		try {
			NamingEnumeration<NameClassPair> enumeration = collection.list("/");
			UEncoder urlEncoder = new UEncoder(UEncoder.SafeCharsSet.WITH_SLASH);
			while (enumeration.hasMoreElements()) {
				NameClassPair ncp = enumeration.nextElement();
				String s = ncp.getName();
				result.addElement(urlEncoder.encodeURL(s, 0, s.length()).toString());
			}
		} catch (NamingException e) {
			// Unexpected exception
			throw new FileNotFoundException(getURL() == null ? "null" : getURL().toString());
		}
	}

	return result.elements();

}