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authortkellner <tkellner@8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4>2014-03-03 20:16:40 +0000
committertkellner <tkellner@8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4>2014-03-03 20:16:40 +0000
commit54d3297738cac7c693bdf53094194054782de890 (patch)
tree2fbe3511f904ed86d0f8c204ef39fe6e3353d207 /utils/src/main/java/at
parent4163572db6a360e676d2f15c6955eee1bc2ec22c (diff)
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Allow to initialize IssuerTemplate cache via config
git-svn-id: https://joinup.ec.europa.eu/svn/mocca/trunk@1302 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4
Diffstat (limited to 'utils/src/main/java/at')
-rw-r--r--utils/src/main/java/at/gv/egiz/idlink/IdentityLinkTransformer.java43
1 files changed, 20 insertions, 23 deletions
diff --git a/utils/src/main/java/at/gv/egiz/idlink/IdentityLinkTransformer.java b/utils/src/main/java/at/gv/egiz/idlink/IdentityLinkTransformer.java
index 153c6d53..af60500a 100644
--- a/utils/src/main/java/at/gv/egiz/idlink/IdentityLinkTransformer.java
+++ b/utils/src/main/java/at/gv/egiz/idlink/IdentityLinkTransformer.java
@@ -27,8 +27,6 @@ package at.gv.egiz.idlink;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
-import java.util.Collections;
-import java.util.HashMap;
import java.util.Map;
import javax.xml.transform.Result;
@@ -52,20 +50,27 @@ import org.w3c.dom.Text;
import at.gv.egiz.bku.utils.urldereferencer.StreamData;
import at.gv.egiz.bku.utils.urldereferencer.URLDereferencer;
-public class IdentityLinkTransformer {
-
+public abstract class IdentityLinkTransformer {
+
private final Logger log = LoggerFactory.getLogger(IdentityLinkTransformer.class);
/**
* The transformer factory.
*/
- private TransformerFactory factory = SAXTransformerFactory.newInstance();
+ protected TransformerFactory factory = SAXTransformerFactory.newInstance();
/**
* The URLDereferencer used to dereference style-sheet URLs.
*/
private URLDereferencer urlDereferencer;
-
+
+ /**
+ * Mapping of issuer template URIs to transformation templates.
+ */
+ private Map<String, Templates> templates = null;
+
+ protected abstract Map<String, Templates> getInitialTemplateMap();
+
/**
* @return the urlDereferencer
*/
@@ -102,7 +107,6 @@ public class IdentityLinkTransformer {
* @throws NullPointerException if <code>idLink</code> is <code>null</code>.
*/
public static void setDomainIdentifier(Node idLink, String domainIdentifier) {
-
Element element;
if (idLink instanceof Element) {
element = (Element) idLink;
@@ -114,7 +118,7 @@ public class IdentityLinkTransformer {
} else {
throw new NullPointerException("Parameter 'idLink' must no be null.");
}
-
+
NodeList nodeList = element.getElementsByTagNameNS(
"http://reference.e-government.gv.at/namespace/persondata/20020228#",
"Type");
@@ -132,12 +136,7 @@ public class IdentityLinkTransformer {
}
}
-
- /**
- * Mapping of issuer template URIs to transformation templates.
- */
- private Map<String, Templates> templates = Collections.synchronizedMap(new HashMap<String, Templates>());
-
+
/**
* Transforms an identity link <code>source</code> to <code>result</code> with
* the given issuer template from the <code>stylesheetURL</code>.
@@ -161,32 +160,30 @@ public class IdentityLinkTransformer {
* if transforming the identity link fails.
*/
public void transformIdLink(String stylesheetURL, Source source, Result result) throws IOException, TransformerException {
+ if (templates == null)
+ templates = getInitialTemplateMap();
Templates templ = templates.get(stylesheetURL);
-
- if (templ == null) {
+ if (templ == null) {
// TODO: implement stylesheet cache
URL url = new URL(stylesheetURL);
if (!"http".equalsIgnoreCase(url.getProtocol()) && !"https".equalsIgnoreCase(url.getProtocol())) {
throw new MalformedURLException("Protocol " + url.getProtocol() + " not supported for IssuerTemplate URL.");
}
-
+
StreamData data = urlDereferencer.dereference(url.toExternalForm());
-
+
log.trace("Trying to create issuer template.");
templ = factory.newTemplates(new StreamSource(data.getStream()));
log.trace("Successfully created issuer template");
templates.put(stylesheetURL, templ);
-
}
-
+
Transformer transformer = templ.newTransformer();
-
transformer.transform(source, result);
-
+
}
-
}