1 files changed, 35 insertions, 0 deletions
diff --git a/src/grammar/IntervalExpr.java b/src/grammar/IntervalExpr.java
new file mode 100644
index 0000000..8bca05f
--- /dev/null
+++ b/src/grammar/IntervalExpr.java
@@ -0,0 +1,35 @@
+package grammar;
+
+/** IntervalExpr
+ *
+ * @author Andrei Aiordachioaie
+ */
+public class IntervalExpr  implements IParseTreeNode
+{
+    String function;
+    IParseTreeNode e1, e2;
+
+    public IntervalExpr(IndexExpr n1, IndexExpr n2)
+    {
+        this.e1 = n1;
+        this.e2 = n2;
+        function = "two indexes";
+    }
+
+    public IntervalExpr(String coverage, String axis)
+    {
+        function = "crs metadata";
+        this.e1 = new ImageCrsDomainMetadataExpr(coverage, axis);
+    }
+
+    public String toXML()
+    {
+        String result = "";
+        if (function.equals("two indexes"))
+            result = e1.toXML() + e2.toXML();
+        else if (function.equals("crs metadata"))
+            result = e1.toXML();
+        return result;
+    }
+
+}