Prentice Hall and Sun Microsystems. Personal use only; do not redistribute.

18.9 Sharing Connection Pools

517

public class BookPool extends ConnectionPool {

private static BookPool pool = null;

private BookPool(...) {

super(...); // Call parent constructor

...

}

public static synchronized BookPool getInstance() {

if (pool == null) {

pool = new BookPool(...);

}

return(pool);

}

}

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