package java.io;
import org.checkerframework.checker.nullness.qual.Nullable;
public class PushbackInputStream extends FilterInputStream {
public PushbackInputStream(InputStream a1, int a2) { super(a1); throw new RuntimeException("skeleton method"); }
public PushbackInputStream(InputStream a1) { super(a1); throw new RuntimeException("skeleton method"); }
public int read() throws IOException { throw new RuntimeException("skeleton method"); }
public int read(byte[] a1, int a2, int a3) throws IOException { throw new RuntimeException("skeleton method"); }
public void unread(int a1) throws IOException { throw new RuntimeException("skeleton method"); }
public void unread(byte[] a1, int a2, int a3) throws IOException { throw new RuntimeException("skeleton method"); }
public void unread(byte[] a1) throws IOException { throw new RuntimeException("skeleton method"); }
public int available() throws IOException { throw new RuntimeException("skeleton method"); }
public long skip(long a1) throws IOException { throw new RuntimeException("skeleton method"); }
public boolean markSupported() { throw new RuntimeException("skeleton method"); }
public synchronized void mark(int a1) { throw new RuntimeException("skeleton method"); }
public synchronized void reset() throws IOException { throw new RuntimeException("skeleton method"); }
public synchronized void close() throws IOException { throw new RuntimeException("skeleton method"); }
}