X-Git-Url: http://www2.svjatoslav.eu/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fcommons%2Fnetwork%2Fnavigation%2FNavigation.java;h=eca13a647de3da7a7b490bd3e68429009b3a7f82;hb=b91077678c2a0af17a2f852c0b3901813837117a;hp=3a07bbd0f0e546d1df58309c48884b44e9d62065;hpb=353dd52db19c34c96af42cb1b3fd01055d66d4cc;p=svjatoslav_commons.git

diff --git a/src/main/java/eu/svjatoslav/commons/network/navigation/Navigation.java b/src/main/java/eu/svjatoslav/commons/network/navigation/Navigation.java
index 3a07bbd..eca13a6 100755
--- a/src/main/java/eu/svjatoslav/commons/network/navigation/Navigation.java
+++ b/src/main/java/eu/svjatoslav/commons/network/navigation/Navigation.java
@@ -1,70 +1,63 @@
+/*
+ * Svjatoslav Commons - shared library of common functionality. Author: Svjatoslav Agejenko.
+ * This project is released under Creative Commons Zero (CC0) license.
+ */
 package eu.svjatoslav.commons.network.navigation;
 
+import javax.servlet.http.HttpServletRequest;
 import java.net.MalformedURLException;
 import java.net.URL;
 
 public class Navigation {
 
-	private NavigationItem rootNavigationItem;
+    private NavigationItem root = new NavigationItem(null, null, null);
 
-	private NavigationItem defaultNavigationItem;
+    public NavigationItem getRoot(){
+        return root;
+    }
 
-	public NavigationItem getDefaultNavigationItem() {
-		return defaultNavigationItem;
-	}
+    public NavigationItem getSelectedItem(final HttpServletRequest request) {
+        final String requestUrl = request.getRequestURL().toString();
 
-	public NavigationItem getRootNavigationItem() {
-		return rootNavigationItem;
-	}
+        final String requestPath;
+        try {
+            requestPath = new URL(requestUrl).getPath();
+        } catch (MalformedURLException e) {
+            throw new IllegalArgumentException("Illegal request URL provided." , e);
+        }
 
-	public NavigationItem getSelectedItem(final String requestUrl) {
+        @SuppressWarnings("unchecked") final NavigationItem match = root.getMatch(requestPath);
 
-		try {
-			final String requestPath = new URL(requestUrl).getPath();
+        if (match != null)
+            return match;
 
-			for (final NavigationItem item : rootNavigationItem.subElements)
-				if (item.matchesUrl(requestPath))
-					return item;
-		} catch (final MalformedURLException e) {
-			System.out.println("Cannot handle URL: " + requestUrl);
-			e.printStackTrace();
-		}
+        return root.getDefaultNavigationItem();
+    }
 
-		return getDefaultNavigationItem();
-	}
+    @SuppressWarnings("unchecked")
+    public String getTopMenu(final HttpServletRequest request) {
 
-	public String getTopMenu(final String requestUrl) {
+        final NavigationItem selectedItem = getSelectedItem(request);
+        final StringBuilder result = new StringBuilder();
 
-		final NavigationItem selectedItem = getSelectedItem(requestUrl);
-		final StringBuffer result = new StringBuffer();
+        result.append("<div class=\"navigationMenu\">");
 
-		result.append("<div class=\"navigationMenu\">");
+        for (final NavigationItem item : root.getChildren()) {
 
-		for (final NavigationItem item : rootNavigationItem.getSubElements()) {
+            if (item == selectedItem)
+                result.append("<a class=\"menuItemSelected\" href=\""
+                        + item.getUrl() + "\">");
+            else
+                result.append("<a class=\"menuItem\" href=\""
+                        + item.getUrl() + "\">");
 
-			if (item == selectedItem)
-				result.append("<a class=\"menuItemSelected\" href=\""
-						+ item.getLink() + "\">");
-			else
-				result.append("<a class=\"menuItem\" href=\"" + item.getLink()
-						+ "\">");
+            result.append("<div>" + item.getTitle() + "</div>");
+            result.append("</a>");
+        }
 
-			result.append(item.getTitle());
-			result.append("</a>");
-		}
+        result.append("</div>");
 
-		result.append("</div>");
-
-		return result.toString();
-	}
-
-	public void setDefaultNavigationItem(
-			final NavigationItem defaultNavigationItem) {
-		this.defaultNavigationItem = defaultNavigationItem;
-	}
-
-	public void setRootNavigationItem(final NavigationItem rootNavigationItem) {
-		this.rootNavigationItem = rootNavigationItem;
-	}
+        return result.toString();
+    }
 
 }