Merge pull request mybatis#1472 from helloyou2012/master

Corrected incorrect attribute name to avoid false positive error.

Author: harawata

src/main/java/org/apache/ibatis/builder/xml/XMLMapperBuilder.java

@@ -413,12 +413,12 @@ private String processNestedResultMappings(XNode context, List<ResultMapping> re
 
   protected void validateCollection(XNode context, Class<?> enclosingType) {
     if ("collection".equals(context.getName()) && context.getStringAttribute("resultMap") == null
-        && context.getStringAttribute("resultType") == null) {
+        && context.getStringAttribute("javaType") == null) {
       MetaClass metaResultType = MetaClass.forClass(enclosingType, configuration.getReflectorFactory());
       String property = context.getStringAttribute("property");
       if (!metaResultType.hasSetter(property)) {
         throw new BuilderException(
-          "Ambiguous collection type for property '" + property + "'. You must specify 'resultType' or 'resultMap'.");
+          "Ambiguous collection type for property '" + property + "'. You must specify 'javaType' or 'resultMap'.");
       }
     }
   }

src/test/java/org/apache/ibatis/submitted/stringlist/StringListTest.java

@@ -65,7 +65,7 @@ void shouldFailFastIfCollectionTypeIsAmbiguous() throws Exception {
       fail("Should throw exception when collection type is unresolvable.");
     } catch (PersistenceException e) {
       assertTrue(e.getMessage()
-        .contains("Ambiguous collection type for property 'groups'. You must specify 'resultType' or 'resultMap'."));
+        .contains("Ambiguous collection type for property 'groups'. You must specify 'javaType' or 'resultMap'."));
     }
   }
 }