/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

   static private class SizedInputStream extends InputStream {

       int size;

       int cnt = 0;

       SizedInputStream(int size) {

           this.size = size;

       }

       public int read() {

           if (cnt < size) {

              cnt++;

              return 0;

           } else {

              return -1;

           }

       }

       public int getCurrentSize() {

           return cnt;

       }

   }

        System.out.println("Applet " + id + " "+

                           Thread.currentThread().getThreadGroup());

        if (System.getSecurityManager() == null) {

            System.setSecurityManager(new SecurityManager());

        }

        // Larger than size for a single font.

        int fontSize = 64 * 1000 * 1000;

        SizedInputStream sis = new SizedInputStream(fontSize);

        try {

             Font font = Font.createFont(Font.TRUETYPE_FONT, sis);

        } catch (Throwable t) {

            t.printStackTrace();

            if (t instanceof FontFormatException ||

                fontSize <= sis.getCurrentSize())

            {

                System.out.println(sis.getCurrentSize());

                System.out.println(t);

                throw new RuntimeException("Allowed file to be too large.");

            }

        }

        // The following part of the test was verified manually but

        // is impractical to enable  because it requires a fairly large

        // valid font to be part of the test, and we can't easily include

        // that, nor dependably reference one from the applet environment.

        /*

        if (fileName == null) {

            return;

        }

        int size = getFileSize(fileName);

        if (size == 0) {

            return;

        }

        int fontCnt = 1000 * 1000 * 1000 / size;

        loadMany(size, fontCnt, fileName);

        System.gc(); System.gc();

        fontCnt = fontCnt / 2;

        System.out.println("Applet " + id + " load more.");

        loadMany(size, fontCnt, fileName);

        */

        System.out.println("Applet " + id + " finished.");

    }

    int getFileSize(String fileName) {

        try {

            InputStream inStream = url.openStream();

            BufferedInputStream fontStream = new BufferedInputStream(inStream);

            int size = 0;

            while (fontStream.read() != -1) {

                size++;

            }

            fontStream.close();

            return size;

        } catch (IOException e) {

            return 0;

        }

    }

    void loadMany(int oneFont, int fontCnt, String fileName) {

        System.out.println("fontcnt= " + fontCnt);

        Font[] fonts = new Font[fontCnt];

        int totalSize = 0;

        boolean gotException = false;

        for (int i=0; i<fontCnt; i++) {

            try {

                InputStream inStream = url.openStream();

                BufferedInputStream fontStream =

                    new BufferedInputStream(inStream);

                fonts[i] = Font.createFont(Font.TRUETYPE_FONT, fontStream);

                totalSize += oneFont;

                fontStream.close();

            } catch (Throwable t) {

                gotException = true;

                System.out.println("Applet " + id + " " + t);

            }

        }

        if (!gotException) {

          throw new RuntimeException("No expected exception");

        }

    }

}