src/share/classes/com/sun/media/sound/FastSysexMessage.java

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rev 672 : 8004261: Improve input validation
Reviewed-by: art, mschoene, amenkov, omajid

  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.media.sound;
  27 
  28 import javax.sound.midi.*;
  29 
  30 /**
  31  * optimized FastSysexMessage that doesn't copy the array upon instantiation
  32  *
  33  * @author Florian Bomers
  34  */
  35 class FastSysexMessage extends SysexMessage {
  36 
  37     FastSysexMessage(byte[] data) throws InvalidMidiDataException {
  38         super(data);
  39         if (data.length==0 || (((data[0] & 0xFF) != 0xF0) && ((data[0] & 0xFF) != 0xF7))) {
  40             super.setMessage(data, data.length); // will throw Exception
  41         }
  42     }
  43 
  44     /**
  45      * The returned array may be larger than this message is.
  46      * Use getLength() to get the real length of the message.
  47      */
  48     byte[] getReadOnlyMessage() {
  49         return data;
  50     }
  51 
  52     // overwrite this method so that the original data array,
  53     // which is shared among all transmitters, cannot be modified
  54     public void setMessage(byte[] data, int length) throws InvalidMidiDataException {
  55         if ((data.length == 0) || (((data[0] & 0xFF) != 0xF0) && ((data[0] & 0xFF) != 0xF7))) {

  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.media.sound;
  27 
  28 import javax.sound.midi.*;
  29 
  30 /**
  31  * optimized FastSysexMessage that doesn't copy the array upon instantiation
  32  *
  33  * @author Florian Bomers
  34  */
  35 final class FastSysexMessage extends SysexMessage {
  36 
  37     FastSysexMessage(byte[] data) throws InvalidMidiDataException {
  38         super(data);
  39         if (data.length==0 || (((data[0] & 0xFF) != 0xF0) && ((data[0] & 0xFF) != 0xF7))) {
  40             super.setMessage(data, data.length); // will throw Exception
  41         }
  42     }
  43 
  44     /**
  45      * The returned array may be larger than this message is.
  46      * Use getLength() to get the real length of the message.
  47      */
  48     byte[] getReadOnlyMessage() {
  49         return data;
  50     }
  51 
  52     // overwrite this method so that the original data array,
  53     // which is shared among all transmitters, cannot be modified
  54     public void setMessage(byte[] data, int length) throws InvalidMidiDataException {
  55         if ((data.length == 0) || (((data[0] & 0xFF) != 0xF0) && ((data[0] & 0xFF) != 0xF7))) {