webwork/src/main/webwork/view/taglib URLTag.java,1.21,1.22

Update of /cvsroot/opensymphony/webwork/src/main/webwork/view/taglib
In directory sc8-pr-cvs1:/tmp/cvs-serv11414

Modified Files:
	URLTag.java 
Log Message:
Fixed bug where you got null pointer exception if tag was used
without parameters.
Fixed bug where page attribute was changed from within tag.


Index: URLTag.java
===================================================================
RCS file: /cvsroot/opensymphony/webwork/src/main/webwork/view/taglib/URLTag.java,v
retrieving revision 1.21
retrieving revision 1.22
diff -u -d -r1.21 -r1.22
--- URLTag.java	1 Nov 2003 20:15:00 -0000	1.21
+++ URLTag.java	1 Nov 2003 22:41:55 -0000	1.22
@@ -37,7 +37,6 @@
    protected String value;
    protected String includeParamsAttr;
    protected Map params;
-	 protected StringBuffer link = new StringBuffer();
 
    // Public --------------------------------------------------------
    /**
@@ -87,10 +86,9 @@
       } else {
          value = page;
       }
-      this.params.clear();
-      this.page=null;
-
-			link.delete(0, link.length());
+      // Clear the params map if it has been instantiated before
+      if (params != null)
+         params.clear();
 
       //no explicit url set so attach params from current url, do
       //this at start so body params can override any of these they wish.
@@ -137,6 +135,7 @@
    public int doEndTag() throws JspException {
       HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();
       HttpServletResponse response = (HttpServletResponse) pageContext.getResponse();
+      StringBuffer link = new StringBuffer();
 
       if (value != null) {
          // Check if context path needs to be added




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