diff --git a/sandbox/pom.xml b/sandbox/pom.xml
index 2b33fb5e..87bf3154 100644
--- a/sandbox/pom.xml
+++ b/sandbox/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>spring-ws-parent</artifactId>
         <groupId>org.springframework.ws</groupId>
-        <version>1.5.0-m2-SNAPSHOT</version>
+        <version>1.5.0-rc1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>spring-ws-sandbox</artifactId>
@@ -109,6 +109,15 @@
             <artifactId>commons-httpclient</artifactId>
             <optional>true</optional>
         </dependency>
+        <dependency>
+            <groupId>org.apache.ws.commons.schema</groupId>
+            <artifactId>XmlSchema</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.sun.xsom</groupId>
+            <artifactId>xsom</artifactId>
+            <version>20070515</version>
+        </dependency>
         <!-- Test dependencies -->
         <dependency>
             <groupId>easymock</groupId>
diff --git a/sandbox/src/main/java/org/springframework/xml/xsd/XsdSchemaCollection.java b/sandbox/src/main/java/org/springframework/xml/xsd/XsdSchemaCollection.java
new file mode 100644
index 00000000..3fefe614
--- /dev/null
+++ b/sandbox/src/main/java/org/springframework/xml/xsd/XsdSchemaCollection.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2008 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
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.xml.xsd;
+
+/**
+ * Represents an abstraction for a collection of XSD schemas.
+ *
+ * @author Arjen Poutsma
+ * @since 1.5.0
+ */
+public interface XsdSchemaCollection {
+
+    /**
+     * Returns all schema's contained in this collection.
+     *
+     * @return the schema's contained in this collection
+     */
+    XsdSchema[] getXsdSchemas();
+}
diff --git a/sandbox/src/main/java/org/springframework/xml/xsd/commons/CommonsXsdSchemaCollection.java b/sandbox/src/main/java/org/springframework/xml/xsd/commons/CommonsXsdSchemaCollection.java
new file mode 100644
index 00000000..3c222610
--- /dev/null
+++ b/sandbox/src/main/java/org/springframework/xml/xsd/commons/CommonsXsdSchemaCollection.java
@@ -0,0 +1,112 @@
+/*
+ * Copyright 2008 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
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.xml.xsd.commons;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import javax.xml.transform.Source;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.ws.commons.schema.XmlSchema;
+import org.apache.ws.commons.schema.XmlSchemaCollection;
+import org.apache.ws.commons.schema.constants.Constants;
+import org.xml.sax.XMLReader;
+import org.xml.sax.helpers.XMLReaderFactory;
+
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.core.io.Resource;
+import org.springframework.util.Assert;
+import org.springframework.util.ObjectUtils;
+import org.springframework.xml.transform.ResourceSource;
+import org.springframework.xml.xsd.XsdSchema;
+import org.springframework.xml.xsd.XsdSchemaCollection;
+
+/**
+ * @author Arjen Poutsma
+ * @since 1.5.0
+ */
+public class CommonsXsdSchemaCollection implements XsdSchemaCollection, InitializingBean {
+
+    private static final Log logger = LogFactory.getLog(CommonsXsdSchemaCollection.class);
+
+    private XmlSchemaCollection schemaCollection = new XmlSchemaCollection();
+
+    private Resource[] xsdResources;
+
+    public CommonsXsdSchemaCollection() {
+    }
+
+    public CommonsXsdSchemaCollection(Resource[] xsdResources) {
+        this.xsdResources = xsdResources;
+    }
+
+    public CommonsXsdSchemaCollection(XmlSchemaCollection schemaCollection) {
+        this.schemaCollection = schemaCollection;
+    }
+
+    public void setXsds(Resource[] xsdResources) {
+        this.xsdResources = xsdResources;
+    }
+
+    public void afterPropertiesSet() throws Exception {
+        if (!ObjectUtils.isEmpty(xsdResources)) {
+            Assert.notEmpty(xsdResources, "'xsds' must not be empty");
+            XMLReader xmlReader = XMLReaderFactory.createXMLReader();
+            xmlReader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
+            for (int i = 0; i < xsdResources.length; i++) {
+                Assert.isTrue(xsdResources[i].exists(), "xsd '" + xsdResources[i] + "' does not exit");
+                Source source = new ResourceSource(xmlReader, xsdResources[i]);
+                schemaCollection.read(source, null);
+            }
+            if (logger.isInfoEnabled()) {
+                logger.info("Loaded " + Arrays.asList(xsdResources));
+            }
+        }
+    }
+
+    public XsdSchema[] getXsdSchemas() {
+        XmlSchema[] schemas = schemaCollection.getXmlSchemas();
+        List result = new ArrayList(schemas.length - 1);
+        for (int i = 0; i < schemas.length; i++) {
+            // Ignore the main XSD schema, which is always loaded
+            if (!Constants.URI_2001_SCHEMA_XSD.equals(schemas[i].getTargetNamespace())) {
+                result.add(new CommonsXsdSchema(schemas[i]));
+            }
+        }
+        return (XsdSchema[]) result.toArray(new XsdSchema[result.size()]);
+    }
+
+    public String toString() {
+        StringBuffer buffer = new StringBuffer("CommonsXsdSchemaCollection");
+        buffer.append('{');
+        XmlSchema[] schemas = schemaCollection.getXmlSchemas();
+        for (int i = 0; i < schemas.length; i++) {
+            if (!Constants.URI_2001_SCHEMA_XSD.equals(schemas[i].getTargetNamespace())) {
+                buffer.append(schemas[i].getTargetNamespace());
+                if (i < schemas.length - 1) {
+                    buffer.append(',');
+                }
+            }
+        }
+        buffer.append('}');
+        return buffer.toString();
+    }
+
+
+}
diff --git a/sandbox/src/test/java/org/springframework/xml/xsd/commons/CommonsXsdSchemaCollectionTest.java b/sandbox/src/test/java/org/springframework/xml/xsd/commons/CommonsXsdSchemaCollectionTest.java
new file mode 100644
index 00000000..63d5dea6
--- /dev/null
+++ b/sandbox/src/test/java/org/springframework/xml/xsd/commons/CommonsXsdSchemaCollectionTest.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright ${YEAR} 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
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.xml.xsd.commons;
+
+import javax.xml.transform.dom.DOMResult;
+
+import junit.framework.TestCase;
+
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.core.io.Resource;
+import org.springframework.xml.xsd.AbstractXsdSchemaTestCase;
+import org.springframework.xml.xsd.XsdSchema;
+import org.springframework.xml.sax.SaxUtils;
+
+import org.w3c.dom.Document;
+
+public class CommonsXsdSchemaCollectionTest extends TestCase {
+
+    private CommonsXsdSchemaCollection collection;
+
+    protected void setUp() throws Exception {
+        collection = new CommonsXsdSchemaCollection();
+    }
+
+    public void testSingle() throws Exception {
+        Resource resource = new ClassPathResource("single.xsd", AbstractXsdSchemaTestCase.class);
+        collection.setXsds(new Resource[]{resource});
+        collection.afterPropertiesSet();
+        assertEquals("Invalid amount of XSDs loaded", 1, collection.getXsdSchemas().length);
+    }
+
+    public void testIncludes() throws Exception {
+        Resource resource = new ClassPathResource("including.xsd", AbstractXsdSchemaTestCase.class);
+        collection.setXsds(new Resource[] { resource});
+        collection.afterPropertiesSet();
+        assertEquals("Invalid amount of XSDs loaded", 2, collection.getXsdSchemas().length);
+    }
+
+    public void testImports() throws Exception {
+        Resource resource = new ClassPathResource("importing.xsd", AbstractXsdSchemaTestCase.class);
+        collection.setXsds(new Resource[] { resource});
+        collection.afterPropertiesSet();
+        assertEquals("Invalid amount of XSDs loaded", 2, collection.getXsdSchemas().length);
+    }
+
+    public void testDuplicates() throws Exception {
+        Resource resource = new ClassPathResource("single.xsd", AbstractXsdSchemaTestCase.class);
+        collection.setXsds(new Resource[] { resource, resource});
+        collection.afterPropertiesSet();
+        assertEquals("Invalid amount of XSDs loaded", 1, collection.getXsdSchemas().length);
+    }
+
+}
\ No newline at end of file