001package org.apache.commons.ssl.org.bouncycastle.asn1; 002 003import java.io.InputStream; 004 005abstract class LimitedInputStream 006 extends InputStream 007{ 008 protected final InputStream _in; 009 private int _limit; 010 011 LimitedInputStream( 012 InputStream in, 013 int limit) 014 { 015 this._in = in; 016 this._limit = limit; 017 } 018 019 int getRemaining() 020 { 021 // TODO: maybe one day this can become more accurate 022 return _limit; 023 } 024 025 protected void setParentEofDetect(boolean on) 026 { 027 if (_in instanceof IndefiniteLengthInputStream) 028 { 029 ((IndefiniteLengthInputStream)_in).setEofOn00(on); 030 } 031 } 032}