1 files changed, 108 insertions, 0 deletions
diff --git a/theme-compiler/src/com/vaadin/sass/tree/Node.java b/theme-compiler/src/com/vaadin/sass/tree/Node.java
new file mode 100644
index 0000000000..817327502b
--- /dev/null
+++ b/theme-compiler/src/com/vaadin/sass/tree/Node.java
@@ -0,0 +1,108 @@
+/*
+ * Copyright 2011 Vaadin Ltd.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.vaadin.sass.tree;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+public abstract class Node implements Serializable {
+    private static final long serialVersionUID = 5914711715839294816L;
+
+    protected ArrayList<Node> children;
+    private String fileName;
+
+    protected String rawString;
+    protected List<String> variables;
+
+    public Node() {
+        children = new ArrayList<Node>();
+        variables = new ArrayList<String>();
+    }
+
+    public Node(String raw) {
+        this();
+        rawString = raw;
+    }
+
+    public void appendAll(Collection<Node> nodes) {
+        if (nodes != null && !nodes.isEmpty()) {
+            children.addAll(nodes);
+        }
+    }
+
+    public void appendChild(Node node) {
+        if (node != null) {
+            children.add(node);
+        }
+    }
+
+    public void appendChild(Node node, Node after) {
+        if (node != null) {
+            int index = children.indexOf(after);
+            if (index != -1) {
+                children.add(index + 1, node);
+            } else {
+                throw new NullPointerException("after-node was not found");
+            }
+        }
+    }
+
+    public void removeChild(Node node) {
+        if (node != null) {
+            children.remove(node);
+        }
+    }
+
+    public ArrayList<Node> getChildren() {
+        return children;
+    }
+
+    public void setChildren(ArrayList<Node> children) {
+        this.children = children;
+    }
+
+    public boolean hasChildren() {
+        return !children.isEmpty();
+    }
+
+    public void setFileName(String fileName) {
+        this.fileName = fileName;
+    }
+
+    public String getFileName() {
+        return fileName;
+    }
+
+    @Override
+    public String toString() {
+        return "";
+    }
+
+    public String getRawString() {
+        return rawString;
+    }
+
+    public void addVariable(String var) {
+        variables.add(var);
+    }
+
+    public void removeVariable(String var) {
+        variables.remove(var);
+    }
+}