SWS-647 - PayloadValidatingInterceptor throws IllegalArgumentException when passed a schema collection

Author: poutsma

xml/src/main/java/org/springframework/xml/xsd/commons/CommonsXsdSchemaCollection.java

@@ -1,11 +1,11 @@
 /*
- * Copyright 2005-2010 the original author or authors.
+ * Copyright 2005-2012 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- *      http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -113,7 +113,9 @@ public void setInline(boolean inline) {
         this.inline = inline;
     }
 
-    /** Sets the WS-Commons validation event handler to use while parsing schemas. */
+    /**
+     * Sets the WS-Commons validation event handler to use while parsing schemas.
+     */
     public void setValidationEventHandler(ValidationEventHandler validationEventHandler) {
         this.validationEventHandler = validationEventHandler;
     }
@@ -175,7 +177,10 @@ public XmlValidator createValidator() throws IOException {
         Resource[] resources = new Resource[xmlSchemas.size()];
         for (int i = xmlSchemas.size() - 1; i >= 0; i--) {
             XmlSchema xmlSchema = xmlSchemas.get(i);
-            resources[i] = new UrlResource(xmlSchema.getSourceURI());
+            String sourceUri = xmlSchema.getSourceURI();
+            if (StringUtils.hasLength(sourceUri)) {
+                resources[i] = new UrlResource(sourceUri);
+            }
         }
         return XmlValidatorFactory.createValidator(resources, XmlValidatorFactory.SCHEMA_W3C_XML);
     }