package java.io;
import checkers.nullness.quals.*;
@checkers.quals.DefaultQualifier("checkers.nullness.quals.NonNull")
public abstract interface ObjectInput extends DataInput {
public abstract Object readObject() throws ClassNotFoundException, IOException;
public abstract int read() throws IOException;
public abstract int read(byte[] a1) throws IOException;
public abstract int read(byte[] a1, int a2, int a3) throws IOException;
public abstract long skip(long a1) throws IOException;
public abstract int available() throws IOException;
public abstract void close() throws IOException;
}