Improvements to equals from Sven Jacob

git-svn-id: https://pmd.svn.sourceforge.net/svnroot/pmd/trunk@4705 51baf565-9d33-0410-a72c-fc3788e3496d
2006-10-19 18:14:32 +00:00
parent ad0bec0843
commit 7b1671ca6d
1 changed files with 3 additions and 0 deletions
--- a/pmd/src/net/sourceforge/pmd/cpd/TokenEntry.java
+++ b/pmd/src/net/sourceforge/pmd/cpd/TokenEntry.java
@ -71,6 +71,9 @@ public class TokenEntry implements Comparable {
    }

    public boolean equals(Object o) {
+        if (!(o instanceof TokenEntry)) {
+            return false;
+        }
        TokenEntry other = (TokenEntry) o;
        return other.hashCode == hashCode;
    }