1 files changed, 83 insertions, 0 deletions
diff --git a/petascope/src/petascope/wcps/server/core/RangeCoverageExpr.java b/petascope/src/petascope/wcps/server/core/RangeCoverageExpr.java
new file mode 100644
index 0000000..2be4d61
--- /dev/null
+++ b/petascope/src/petascope/wcps/server/core/RangeCoverageExpr.java
@@ -0,0 +1,83 @@
+/*
+ * This file is part of PetaScope.
+ *
+ * PetaScope is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * PetaScope is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with PetaScope. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * For more information please see <http://www.PetaScope.org>
+ * or contact Peter Baumann via <baumann@rasdaman.com>.
+ *
+ * Copyright 2009 Jacobs University Bremen, Peter Baumann.
+ */
+package petascope.wcps.server.core;
+
+import petascope.wcps.server.exceptions.WCPSException;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import org.w3c.dom.*;
+
+public class RangeCoverageExpr implements IRasNode, ICoverageInfo {
+
+    private IRasNode child;
+    private CoverageInfo info = null;
+    List<IRasNode> components;
+
+    public RangeCoverageExpr(Node node, XmlQuery xq)
+            throws WCPSException {
+
+        components = new ArrayList<IRasNode>();
+
+        if (node.getNodeName().equals("rangeConstructor"))
+            node = node.getFirstChild();
+
+        if (node.getNodeName().equals("#text"))
+                node = node.getNextSibling();
+
+        String nodeName = node.getNodeName();
+        System.err.println("Trying to parse a range coverage expression... Starting at node "
+                + nodeName);
+
+        while (node != null) {
+            if (node.getNodeName().equals("#text")) {
+                node = node.getNextSibling();
+                continue;
+            }
+            if (node.getNodeName().equals("component")) {
+                RangeComponent elem = new RangeComponent(node, xq);
+                info = elem.getCoverageInfo();
+                components.add(elem);
+            }
+
+            node = node.getNextSibling();
+        }
+
+    }
+
+    public CoverageInfo getCoverageInfo() {
+        // FIXME: Returns currently only the info for the last range component
+        return info;
+    }
+
+    public String toRasQL() {
+        String result = "";
+        int length = components.size();
+        for (int i = 0; i < length - 1; i++)
+            result += components.get(i).toRasQL() + ",";
+        result += components.get(length - 1).toRasQL();
+
+        result = "{ " + result + " }";
+
+        return result;
+    }
+}