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Provides for system input and output through data streams, serialization and the file system. Unless otherwise noted, passing a null argument to a constructor or method in any class or interface in this package will cause a NullPointerException to be thrown.

Object Serialization

Warning: Deserialization of untrusted data is inherently dangerous and should be avoided. Untrusted data should be carefully validated according to the "Serialization and Deserialization" section of the {@extLink secure_coding_guidelines_javase Secure Coding Guidelines for Java SE}.

Since:1.0
/** * Provides for system input and output through data streams, * serialization and the file system. * * Unless otherwise noted, passing a null argument to a constructor or * method in any class or interface in this package will cause a * {@code NullPointerException} to be thrown. * * <h2>Object Serialization</h2> * <p><strong>Warning: Deserialization of untrusted data is inherently dangerous * and should be avoided. Untrusted data should be carefully validated according to the * "Serialization and Deserialization" section of the * {@extLink secure_coding_guidelines_javase Secure Coding Guidelines for Java SE}. * </strong></p> * <ul> * <li><a href="{@docRoot}/../specs/serialization/index.html"> * Java Object Serialization Specification </a> * <li>{@extLink serialization_filter_guide Serial Filtering} best practices</li> * <li>{@extLink serialver_tool_reference The serialver tool}</li> * </ul> * * @since 1.0 */
package java.io;