2 files changed, 7 insertions, 0 deletions
diff --git a/fop-core/src/main/java/org/apache/fop/apps/io/InternalResourceResolver.java b/fop-core/src/main/java/org/apache/fop/apps/io/InternalResourceResolver.java
index 470f2e4ba..1fe530bd3 100644
--- a/fop-core/src/main/java/org/apache/fop/apps/io/InternalResourceResolver.java
+++ b/fop-core/src/main/java/org/apache/fop/apps/io/InternalResourceResolver.java
@@ -133,6 +133,8 @@ public class InternalResourceResolver {
         }
         String fixedUri = uriStr.replace('\\', '/');
         fixedUri = fixedUri.replace(" ", "%20");
+        fixedUri = fixedUri.replace("{", "%7B");
+        fixedUri = fixedUri.replace("}", "%7D");
         URI baseURI = new URI(fixedUri);
         return baseURI;
     }
diff --git a/fop-core/src/test/java/org/apache/fop/apps/io/URIResolverWrapperTestCase.java b/fop-core/src/test/java/org/apache/fop/apps/io/URIResolverWrapperTestCase.java
index 5bab320f6..ffb477a73 100644
--- a/fop-core/src/test/java/org/apache/fop/apps/io/URIResolverWrapperTestCase.java
+++ b/fop-core/src/test/java/org/apache/fop/apps/io/URIResolverWrapperTestCase.java
@@ -120,6 +120,11 @@ public class URIResolverWrapperTestCase {
         assertNull(InternalResourceResolver.cleanURI(null));
     }
 
+    @Test
+    public void testCurlyBrackets() throws Exception {
+        assertEquals(InternalResourceResolver.cleanURI("{test}.jpg"), new URI("%7Btest%7D.jpg"));
+    }
+
     private void test(String uriStr, URI uri, URI expected) throws IOException, URISyntaxException {
         ResourceResolver resolver = mock(ResourceResolver.class);
         InternalResourceResolver sut = new InternalResourceResolver(base, resolver);