2003/10/25 07:50:21

[org.ibex.core.git] / src / org / xwt / util / CachedInputStream.java

diff --git a/src/org/xwt/util/CachedInputStream.java b/src/org/xwt/util/CachedInputStream.java
index fdf8a78..d46569e 100644 (file)
--- a/src/org/xwt/util/CachedInputStream.java
+++ b/src/org/xwt/util/CachedInputStream.java
@@ -34,10 +34,11 @@ public class CachedInputStream {
         notifyAll();
     }
 
-    private class SubStream extends InputStream {
+    private class SubStream extends InputStream implements KnownLength {
         int pos = 0;
         public int available() { return Math.max(0, size - pos); }
         public long skip(long n) throws IOException { pos += (int)n; return n; }     // FEATURE: don't skip past EOF
+        public int getLength() { return eof ? size : is instanceof KnownLength ? ((KnownLength)is).getLength() : 0; }
         public int read() throws IOException {                                       // FEATURE: be smarter here
             byte[] b = new byte[1];
             int ret = read(b, 0, 1);