Author: dbrosius
Date: Wed Aug 30 14:34:41 2006
New Revision: 438640
URL: http://svn.apache.org/viewvc?rev=438640&view=rev
Log:
make sure instruction list iterator throws NoSuchElementException when the end
of the list is done and a call to next() is made, and not NullPointerException
Modified:
jakarta/bcel/trunk/src/main/java/org/apache/bcel/generic/InstructionList.java
Modified:
jakarta/bcel/trunk/src/main/java/org/apache/bcel/generic/InstructionList.java
URL:
http://svn.apache.org/viewvc/jakarta/bcel/trunk/src/main/java/org/apache/bcel/generic/InstructionList.java?rev=438640&r1=438639&r2=438640&view=diff
==============================================================================
---
jakarta/bcel/trunk/src/main/java/org/apache/bcel/generic/InstructionList.java
(original)
+++
jakarta/bcel/trunk/src/main/java/org/apache/bcel/generic/InstructionList.java
Wed Aug 30 14:34:41 2006
@@ -25,6 +25,8 @@
import java.util.Iterator;
import java.util.List;
import java.util.Map;
+import java.util.NoSuchElementException;
+
import org.apache.bcel.Constants;
import org.apache.bcel.classfile.Constant;
import org.apache.bcel.util.ByteSequence;
@@ -991,7 +993,9 @@
private InstructionHandle ih = start;
- public Object next() {
+ public Object next() throws NoSuchElementException {
+ if (ih == null)
+ throw new NoSuchElementException();
InstructionHandle i = ih;
ih = ih.next;
return i;
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