类分层结构
- java.lang.Object
- java.io.InputStream (implements java.io.Closeable)
- java.io.ObjectInputStream (implements java.io.ObjectInput, java.io.ObjectStreamConstants)
- java.io.OutputStream (implements java.io.Closeable, java.io.Flushable)
- java.io.ObjectOutputStream (implements java.io.ObjectOutput, java.io.ObjectStreamConstants)
abandoned/df73ca4d633aaf75f301964d4d2d2cada820bca2