import java.net.*; import java.io.*; import java.sql.*; import oracle.jdbc.driver.*; import XMLDocuments; import Examples; public class XMLDocURLConnection extends URLConnection { Connection conn = null; public XMLDocURLConnection (URL u) { super(u); } public void connect() { // Don't need to do anything here, but must implement this method } public InputStream getInputStream() throws IOException { Connection conn = null; try { // Get the default Oracle8i connection for the current user conn = Examples.getConnection(); } catch (SQLException s) { throw new IOException("Fatal error getting database connection"); } // Return InputStream for the requested "file" in xml_documents table return XMLDocuments.getInputStream(conn,url.getFile()); } public void finalize() { // Close the database connection when object is garbage-collected try { if (conn != null) conn.close(); } catch (SQLException s) {} } } |