PR libgcj/26103:

	* java/lang/ClassLoader.java (loadClass): Don't throw
	StringIndexOutOfBoundsException if name is empty.
	* java/lang/natClassLoader.cc (loadClassFromSig): Throw exception
	if class not found.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111820 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 6 insertions, 3 deletions

diff --git a/libjava/java/lang/ClassLoader.java b/libjava/java/lang/ClassLoader.java
index e3051bc40b5..13d8ca65e47 100644
--- a/libjava/java/lang/ClassLoader.java
+++ b/libjava/java/lang/ClassLoader.java
@@ -1,5 +1,5 @@
 /* ClassLoader.java -- responsible for loading classes into the VM
-   Copyright (C) 1998, 1999, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
 
 This file is part of GNU Classpath.
 
@@ -288,7 +288,7 @@ public abstract class ClassLoader
   {
     // Arrays are handled specially.
     Class c;
-    if (name.charAt(0) == '[')
+    if (name.length() > 0 && name.charAt(0) == '[')
       c = loadClassFromSig(name);
     else
       {
diff --git a/libjava/java/lang/natClassLoader.cc b/libjava/java/lang/natClassLoader.cc
index fa6f201db46..d22d6c2fa15 100644
--- a/libjava/java/lang/natClassLoader.cc
+++ b/libjava/java/lang/natClassLoader.cc
@@ -81,7 +81,10 @@ java::lang::ClassLoader::loadClassFromSig(jstring name)
   int len = _Jv_GetStringUTFLength (name);
   char sig[len + 1];
   _Jv_GetStringUTFRegion (name, 0, name->length(), sig);
-  return _Jv_FindClassFromSignature(sig, this);
+  jclass result = _Jv_FindClassFromSignature(sig, this);
+  if (result == NULL)
+    throw new ClassNotFoundException(name);
+  return result;
 }