Implement LL(1) parsers for HTML and CSS

1 files changed, 33 insertions, 0 deletions

diff --git a/src/main/model/html/HtmlTree.java b/src/main/model/html/HtmlTree.java
new file mode 100644
index 0000000..1aae0a8
--- /dev/null
+++ b/src/main/model/html/HtmlTree.java
@@ -0,0 +1,33 @@
+package model.html;
+
+import model.util.AbstractTree;
+import org.javatuples.Pair;
+
+import java.util.ArrayList;
+import java.util.Optional;
+
+/**
+ * Representation of HTML as a tree of nodes. Sorry about the generics.
+ */
+public class HtmlTree extends AbstractTree<Pair<String, ArrayList<Pair<String, String>>>> {
+    private String tag;
+    private ArrayList<Pair<String, String>> attributes;
+    private Optional<HtmlTree> parent = Optional.empty();
+    private Optional<HtmlTree> sibling = Optional.empty();
+
+    // I don't quite know why I can't say ArrayList<HtmlTree> children.
+    public HtmlTree(String tag, ArrayList<Pair<String, String>> attributes,
+            ArrayList<AbstractTree<Pair<String, ArrayList<Pair<String, String>>>>> children,
+            Optional<HtmlTree> parent, Optional<HtmlTree> sibling) {
+        super(new Pair<>(tag, attributes), children);
+        this.tag = tag;
+        this.attributes = attributes;
+        this.parent = parent;
+        this.sibling = sibling;
+    }
+
+    public HtmlTree(String tag, ArrayList<Pair<String, String>> attributes) {
+        this(tag, attributes, new ArrayList<AbstractTree<Pair<String, ArrayList<Pair<String, String>>>>>(),
+                Optional.empty(), Optional.empty());
+    }
+}