update

java/markup/AbstractList.java

@@ -0,0 +1,47 @@
+package markup;
+
+import java.util.List;
+
+/**
+ * @author Nikita Doschennikov (me@fymio.us)
+ */
+public abstract class AbstractList implements ContainsInListItem {
+
+    private final List<ListItem> items;
+    private final String highlight;
+    private final String texBegin;
+    private final String texEnd;
+
+    protected AbstractList(
+        List<ListItem> items,
+        String highlight,
+        String texBegin,
+        String texEnd
+    ) {
+        this.items = items;
+        this.highlight = highlight;
+        this.texBegin = texBegin;
+        this.texEnd = texEnd;
+    }
+
+    @Override
+    public void toHtml(StringBuilder sb) {
+        sb.append("<").append(highlight).append(">");
+        for (ListItem item : items) {
+            item.toHtml(sb);
+        }
+        sb.append("</").append(highlight).append(">");
+    }
+
+    @Override
+    public void toMarkdown(StringBuilder sb) {}
+
+    @Override
+    public void toTex(StringBuilder sb) {
+        sb.append(texBegin);
+        for (ListItem item : items) {
+            item.toTex(sb);
+        }
+        sb.append(texEnd);
+    }
+}