From 8a5f950e04d5f96083ffe0898c072efc51435c28 Mon Sep 17 00:00:00 2001 From: Tom Tromey Date: Fri, 9 Feb 2001 01:54:38 +0000 Subject: [PATCH] re PR libgcj/1913 (reading closed streams throws NullPointerException, not IOException) From paul@dawa.demon.co.uk. Fix for PR libgcj/1913: * java/io/InputStreamReader.java (ready, read): Throw IOException if stream has been closed. From-SVN: r39553 --- libjava/ChangeLog | 6 ++++++ libjava/java/io/InputStreamReader.java | 11 ++++++++++- 2 files changed, 16 insertions(+), 1 deletion(-) diff --git a/libjava/ChangeLog b/libjava/ChangeLog index 43ce2e0ee97..6e0a7b96123 100644 --- a/libjava/ChangeLog +++ b/libjava/ChangeLog @@ -1,3 +1,9 @@ +2001-02-08 Tom Tromey + + From paul@dawa.demon.co.uk. Fix for PR libgcj/1913: + * java/io/InputStreamReader.java (ready, read): Throw IOException + if stream has been closed. + 2001-02-08 Joseph S. Myers * README, gij.cc, java/lang/natClass.cc, java/lang/natSystem.cc: diff --git a/libjava/java/io/InputStreamReader.java b/libjava/java/io/InputStreamReader.java index 73876fbd691..03a0c3e862e 100644 --- a/libjava/java/io/InputStreamReader.java +++ b/libjava/java/io/InputStreamReader.java @@ -1,4 +1,4 @@ -/* Copyright (C) 1998, 1999 Free Software Foundation +/* Copyright (C) 1998, 1999, 2001 Free Software Foundation This file is part of libgcj. @@ -71,6 +71,9 @@ public class InputStreamReader extends Reader { synchronized (lock) { + if (in == null) + throw new IOException("Stream closed"); + if (wpos < wcount) return true; if (work == null) @@ -102,6 +105,9 @@ public class InputStreamReader extends Reader { synchronized (lock) { + if (in == null) + throw new IOException("Stream closed"); + int wavail = wcount - wpos; if (wavail > 0) { @@ -136,6 +142,9 @@ public class InputStreamReader extends Reader { synchronized (lock) { + if (in == null) + throw new IOException("Stream closed"); + int wavail = wcount - wpos; if (wavail > 0) return work[wpos++]; -- 2.30.2