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| author | Constantin <jucovschi@gmail.com> | 2010-06-02 20:09:42 +0200 |
|---|---|---|
| committer | Constantin <jucovschi@gmail.com> | 2010-06-02 20:09:42 +0200 |
| commit | 40e12c6af9d05c3413efaf535c35c625b736cbb9 (patch) | |
| tree | 6a9f6b86b55724e659ca270171496d82362de9cc /petascope/src/petascope/wcps/server/core/CoverageExprPairType.java | |
| parent | fcda34adb1c78d0929778e1324c873552d21ee1d (diff) | |
| download | rasdaman-upstream-40e12c6af9d05c3413efaf535c35c625b736cbb9.tar.gz rasdaman-upstream-40e12c6af9d05c3413efaf535c35c625b736cbb9.tar.xz rasdaman-upstream-40e12c6af9d05c3413efaf535c35c625b736cbb9.zip | |
preparing for joining with rasdaman open source
Diffstat (limited to 'petascope/src/petascope/wcps/server/core/CoverageExprPairType.java')
| -rw-r--r-- | petascope/src/petascope/wcps/server/core/CoverageExprPairType.java | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/petascope/src/petascope/wcps/server/core/CoverageExprPairType.java b/petascope/src/petascope/wcps/server/core/CoverageExprPairType.java new file mode 100644 index 0000000..d52e74c --- /dev/null +++ b/petascope/src/petascope/wcps/server/core/CoverageExprPairType.java @@ -0,0 +1,103 @@ +/*
+ * 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.InvalidCrsException;
+import petascope.wcps.server.exceptions.WCPSException;
+import org.w3c.dom.*;
+
+public class CoverageExprPairType implements IRasNode, ICoverageInfo {
+
+ private IRasNode first, second;
+ private CoverageInfo info;
+ private boolean ok = false;
+
+ public CoverageExprPairType(Node node, XmlQuery xq)
+ throws WCPSException, InvalidCrsException {
+ String nodeName = node.getNodeName();
+
+ System.err.println("Trying to parse a coverage expression pair ... Starting at node "
+ + nodeName);
+
+ // Combination 1: CoverageExprType + ScalarExprType
+ if (ok == false) {
+ try {
+ first = new CoverageExpr(node, xq);
+ second = new ScalarExpr(node.getNextSibling(), xq);
+ info = new CoverageInfo(((ICoverageInfo) first).getCoverageInfo());
+ ok = true;
+ } catch (WCPSException e) {
+ System.err.println("Failed to parse CoverageExprType + ScalarExprType!");
+ }
+ }
+
+ // Combination 2: ScalarExprType + CoverageExprType
+ if (ok == false) {
+ try {
+ first = new ScalarExpr(node, xq);
+ second = new CoverageExpr(node.getNextSibling(), xq);
+ info = new CoverageInfo(((ICoverageInfo) second).getCoverageInfo());
+ ok = true;
+ } catch (WCPSException e) {
+ System.err.println("Failed to parse ScalarExprType + CoverageExprType!");
+ }
+ }
+
+ // Combination 3: CoverageExprType + CoverageExprType
+ if (ok == false) {
+ try {
+ first = new CoverageExpr(node, xq);
+ second = new CoverageExpr(node.getNextSibling(), xq);
+ info = new CoverageInfo(((ICoverageInfo) first).getCoverageInfo());
+ ok = true;
+ } catch (WCPSException e) {
+ System.err.println("Failed to parse a CoverageExprType + CoverageExprType!");
+ }
+ }
+
+
+
+ if (ok == false) {
+ throw new WCPSException("Could not parse a coverage expression pair !");
+ }
+ }
+
+ public CoverageInfo getCoverageInfo() {
+ return info;
+ }
+
+ public String toRasQL() {
+ if (ok == true) {
+ return first.toRasQL() + second.toRasQL();
+ } else {
+ return " error ";
+ }
+ }
+
+ public IRasNode getFirst() {
+ return first;
+ }
+
+ public IRasNode getSecond() {
+ return second;
+ }
+}
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