--- old/src/java.base/share/classes/sun/invoke/anon/AnonymousClassLoader.java	2015-10-07 19:05:40.000000000 +0100
+++ new/src/java.base/share/classes/sun/invoke/anon/AnonymousClassLoader.java	2015-10-07 19:05:39.000000000 +0100
@@ -25,10 +25,10 @@
 
 package sun.invoke.anon;
 
+import java.io.EOFException;
 import java.io.IOException;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
-import sun.misc.IOUtils;
 
 /**
  * Anonymous class loader.  Will load any valid classfile, producing
@@ -225,6 +225,10 @@
         if (contentLength < 0)
             throw new IOException("invalid content length "+contentLength);
 
-        return IOUtils.readFully(connection.getInputStream(), contentLength, true);
+        byte[] b = connection.getInputStream().readAllBytes();
+        if (b.length != contentLength)
+            throw new EOFException("Expected:" + contentLength + ", read:" + b.length);
+
+        return b;
     }
 }