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src/java.base/share/classes/java/io/ObjectInputFilter.java

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  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 java.io;
  27 
  28 import java.security.AccessController;
  29 import java.security.PrivilegedAction;
  30 import java.security.Security;
  31 import java.util.ArrayList;
  32 import java.util.List;
  33 import java.util.Objects;
  34 import java.util.Optional;
  35 import java.util.function.Function;
  36 
  37 import jdk.internal.misc.SharedSecrets;
  38 
  39 /**
  40  * Filter classes, array lengths, and graph metrics during deserialization.
  41  *
  42  * <p><strong>Warning: Deserialization of untrusted data is inherently dangerous
  43  * and should be avoided. Untrusted data should be carefully validated according to the
  44  * "Serialization and Deserialization" section of the
  45  * {@extLink secure_coding_guidelines_javase Secure Coding Guidelines for Java SE}.
  46  * {@extLink serialization_filter_guide Serialization Filtering} describes best
  47  * practices for defensive use of serial filters.
  48  * </strong></p>
  49  *
  50  * If set on an {@link ObjectInputStream}, the {@link #checkInput checkInput(FilterInfo)}
  51  * method is called to validate classes, the length of each array,
  52  * the number of objects being read from the stream, the depth of the graph,
  53  * and the total number of bytes read from the stream.
  54  * <p>
  55  * A filter can be set via {@link ObjectInputStream#setObjectInputFilter setObjectInputFilter}
  56  * for an individual ObjectInputStream.
  57  * A filter can be set via {@link Config#setSerialFilter(ObjectInputFilter) Config.setSerialFilter}




  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 java.io;
  27 
  28 import java.security.AccessController;
  29 import java.security.PrivilegedAction;
  30 import java.security.Security;
  31 import java.util.ArrayList;
  32 import java.util.List;
  33 import java.util.Objects;
  34 import java.util.Optional;
  35 import java.util.function.Function;
  36 
  37 import jdk.internal.access.SharedSecrets;
  38 
  39 /**
  40  * Filter classes, array lengths, and graph metrics during deserialization.
  41  *
  42  * <p><strong>Warning: Deserialization of untrusted data is inherently dangerous
  43  * and should be avoided. Untrusted data should be carefully validated according to the
  44  * "Serialization and Deserialization" section of the
  45  * {@extLink secure_coding_guidelines_javase Secure Coding Guidelines for Java SE}.
  46  * {@extLink serialization_filter_guide Serialization Filtering} describes best
  47  * practices for defensive use of serial filters.
  48  * </strong></p>
  49  *
  50  * If set on an {@link ObjectInputStream}, the {@link #checkInput checkInput(FilterInfo)}
  51  * method is called to validate classes, the length of each array,
  52  * the number of objects being read from the stream, the depth of the graph,
  53  * and the total number of bytes read from the stream.
  54  * <p>
  55  * A filter can be set via {@link ObjectInputStream#setObjectInputFilter setObjectInputFilter}
  56  * for an individual ObjectInputStream.
  57  * A filter can be set via {@link Config#setSerialFilter(ObjectInputFilter) Config.setSerialFilter}


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