From 2c4946f27b559245d070a6d85ccfbea3d3051134 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 14 Feb 2016 11:40:44 +0000
Subject: Add attributes to HtmlElementNode

---
 .../org/zwobble/mammoth/html/HtmlElementNode.java  | 31 ++++++++++++++++++----
 1 file changed, 26 insertions(+), 5 deletions(-)

(limited to 'src/main/java/org/zwobble/mammoth/html/HtmlElementNode.java')

diff --git a/src/main/java/org/zwobble/mammoth/html/HtmlElementNode.java b/src/main/java/org/zwobble/mammoth/html/HtmlElementNode.java
index 34de63e..d237f6b 100644
--- a/src/main/java/org/zwobble/mammoth/html/HtmlElementNode.java
+++ b/src/main/java/org/zwobble/mammoth/html/HtmlElementNode.java
@@ -1,22 +1,39 @@
 package org.zwobble.mammoth.html;
 
+import com.google.common.base.Function;
+import com.google.common.collect.Ordering;
+
 import java.util.List;
+import java.util.Map;
 
 public class HtmlElementNode implements HtmlNode {
     private final String tagName;
+    private final Map<String, String> attributes;
     private final List<HtmlNode> children;
 
-    public HtmlElementNode(String tagName, List<HtmlNode> children) {
+    public HtmlElementNode(String tagName, Map<String, String> attributes, List<HtmlNode> children) {
         this.tagName = tagName;
+        this.attributes = attributes;
         this.children = children;
     }
 
     @Override
     public void write(StringBuilder builder) {
-        builder
-            .append("<")
-            .append(tagName)
-            .append(">");
+        builder.append("<").append(tagName);
+
+        List<Map.Entry<String, String>> sortedAttributes = orderBy(Map.Entry<String, String>::getKey)
+            .sortedCopy(attributes.entrySet());
+
+        for (Map.Entry<String, String> attribute : sortedAttributes) {
+            builder
+                .append(" ")
+                .append(attribute.getKey())
+                .append("=\"")
+                .append(attribute.getValue())
+                .append("\"");
+        }
+
+        builder.append(">");
 
         children.forEach(node -> node.write(builder));
 
@@ -25,4 +42,8 @@ public class HtmlElementNode implements HtmlNode {
             .append(tagName)
             .append(">");
     }
+
+    private static <T, R extends Comparable<R>> Ordering<T> orderBy(Function<T, R> getKey) {
+        return Ordering.from((first, second) -> getKey.apply(first).compareTo(getKey.apply(second)));
+    }
 }
-- 
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