Servlet 和 XML:互为补充(二)(转)

清单 5. printDOMTree
    if (requestedSubtree.equalsIgnoreCase("author"))      printDOMTree(author, out);    else if (requestedSubtree.equalsIgnoreCase("lines"))      printDOMTree(lines, out);    else if (requestedSubtree.equalsIgnoreCase("title"))      printDOMTree(title, out);    else       printDOMTree(doc, out);

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