Author: ajamtli
Date: 2006-05-05 17:03:56 +0200 (Fri, 05 May 2006)
New Revision: 2867
Added:
trunk/src/java/no/schibstedsok/front/searchportal/util/TvEnrichmentHelper.java
Log:
Helper for merging tv and webtv enrichments.
Added:
trunk/src/java/no/schibstedsok/front/searchportal/util/TvEnrichmentHelper.java
===================================================================
---
trunk/src/java/no/schibstedsok/front/searchportal/util/TvEnrichmentHelper.java
(rev 0)
+++
trunk/src/java/no/schibstedsok/front/searchportal/util/TvEnrichmentHelper.java
2006-05-05 15:03:56 UTC (rev 2867)
@@ -0,0 +1,85 @@
+/*
+ * TvEnrichmentHelper.java
+ *
+ * Created on 5. mai 2006, 10:18
+ *
+ * Helper class to merge TvEnrichment results.
+ */
+
+package no.schibstedsok.front.searchportal.util;
+
+import java.io.StringWriter;
+import java.util.Iterator;
+import java.util.List;
+import javax.servlet.http.HttpServletRequest;
+import no.schibstedsok.front.searchportal.output.VelocityResultHandler;
+import no.schibstedsok.front.searchportal.result.Enrichment;
+import no.schibstedsok.front.searchportal.site.Site;
+import no.schibstedsok.front.searchportal.view.i18n.TextMessages;
+import org.apache.velocity.app.VelocityEngine;
+import org.apache.velocity.Template;
+import org.apache.velocity.VelocityContext;
+import com.opensymphony.module.sitemesh.RequestConstants;
+import com.opensymphony.module.sitemesh.Page;
+
+
+/**
+ * Helper class to merge TvEnrichment results.
+ *
+ * @author <a href="mailto:[EMAIL PROTECTED]">Anders Johan Jamtli</a>
+ * @version <tt>$Revision$</tt>
+ */
+public class TvEnrichmentHelper {
+
+ /** Creates a new instance of TvEnrichmentHelper */
+ public TvEnrichmentHelper() {
+
+ }
+
+ /**
+ * Loop through the enrichments picking out webtv and tv results, merging
the results using velocity template.
+ *
+ * @param request The request we are handling
+ * @param engine Instance of the Velocity engine
+ * @param template Velocity template to use when merging results
+ */
+ public static void mergeEnrichments(
+ final HttpServletRequest request, final VelocityEngine engine,
final Page siteMeshPage, final String template) {
+ Enrichment webtvEnrich = null;
+ Enrichment tvEnrich = null;
+
+ final List <Enrichment> enrichments = (List <Enrichment>)
request.getAttribute("enrichments");
+ final Site site = (Site)request.getAttribute(Site.NAME_KEY);
+ final TextMessages text = (TextMessages) request.getAttribute("text");
+
+ for (Enrichment ee : enrichments) {
+ if ("webtvEnrich".equals(ee.getName())) {
+ webtvEnrich = ee;
+ } else if ("tvEnrich".equals(ee.getName())) {
+ tvEnrich = ee;
+ }
+ }
+
+ request.setAttribute("webtvEnrich", webtvEnrich);
+ request.setAttribute("tvEnrich", tvEnrich);
+
+ if (webtvEnrich != null || tvEnrich != null) {
+ final Template tvTemplate =
VelocityResultHandler.getTemplate(engine, site, "tvEnrichMerge");
+ final VelocityContext context =
VelocityResultHandler.newContextInstance(engine);
+ context.put("page", siteMeshPage);
+ context.put("text", text);
+ context.put("webtvenrich", webtvEnrich);
+ context.put("tvenrich", tvEnrich);
+
+ StringWriter sw = new StringWriter();
+ try {
+ tvTemplate.merge(context, sw);
+ } catch (Exception e) {
+ e.getStackTrace();
+ }
+
+ String tvEnrichStr = sw.toString();
+ request.setAttribute("tvEnrichStr", tvEnrichStr);
+ }
+ }
+}
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