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[utils] / support / general / src / main / java / org / wamblee / xml / ClasspathUriResolver.java

diff --git a/support/general/src/main/java/org/wamblee/xml/ClasspathUriResolver.java b/support/general/src/main/java/org/wamblee/xml/ClasspathUriResolver.java
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+/*
+ * Copyright 2005 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.wamblee.xml;
+
+import java.io.IOException;
+
+import javax.xml.transform.Source;
+import javax.xml.transform.TransformerException;
+import javax.xml.transform.URIResolver;
+import javax.xml.transform.stream.StreamSource;
+
+import org.wamblee.io.ClassPathResource;
+import org.wamblee.io.InputResource;
+
+/**
+ * URI resolver that resolves stylesheets through the classpath.
+ */
+public class ClasspathUriResolver implements URIResolver {
+
+    /**
+     * Constructs the resolver.
+     * 
+     */
+    public ClasspathUriResolver() {
+        // Empty.
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see javax.xml.transform.URIResolver#resolve(java.lang.String,
+     *      java.lang.String)
+     */
+    public Source resolve(String aHref, String aBase)
+            throws TransformerException {
+        InputResource xslt = new ClassPathResource(aHref);
+        try {
+            return new StreamSource(xslt.getInputStream());
+        } catch (IOException e) {
+            throw new TransformerException(
+                    "Could not get XSLT style sheet in classpath '" + aHref
+                            + "'", e);
+        }
+    }
+
+}