Basic prototypes of HTML/CSS lexers

1 files changed, 35 insertions, 0 deletions

diff --git a/src/main/model/util/AbstractTree.java b/src/main/model/util/AbstractTree.java
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+++ b/src/main/model/util/AbstractTree.java
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+package model.util;
+
+import org.javatuples.*;
+
+import java.util.*;
+
+// Utility class for a general tree: we'll be using these a lot
+public abstract class AbstractTree<T> {
+
+    // An AbstractTree holds some kind of data; we'll want this to be generic
+    // e.g. a tag, attributes, a tag and attributes, etc
+    private T data;
+    // Since it's a tree every node also has children.
+    private ArrayList<AbstractTree<T>> children;
+
+    // future implementations may want to consider adding an Optional<> parent; or an Optional<> prevSibling
+
+    public T getData() {
+        return data;
+    }
+
+    public ArrayList<AbstractTree<T>> getChildren() {
+        return children;
+    }
+
+    // god so much boilerplate
+    public AbstractTree(T data, ArrayList<AbstractTree<T>> children) {
+        this.data = data;
+        this.children = children;
+    }
+
+    public void addChild(AbstractTree<T> child) {
+        this.children.add(child);
+    }
+}