1 files changed, 84 insertions, 0 deletions
diff --git a/petascope/src/petascope/wcps/server/core/InterpolationMethod.java b/petascope/src/petascope/wcps/server/core/InterpolationMethod.java
new file mode 100644
index 0000000..9b1cf65
--- /dev/null
+++ b/petascope/src/petascope/wcps/server/core/InterpolationMethod.java
@@ -0,0 +1,84 @@
+/*
+ * 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;
+
+//A pair of an interpolation type and a null resistance. See the WCPS standard for an explanation of these.
+import petascope.wcps.server.exceptions.InvalidMetadataException;
+
+public class InterpolationMethod implements Cloneable {
+
+    private String interpolationType;
+    private String nullResistance;
+
+    public InterpolationMethod(String interpolationType, String nullResistance)
+            throws InvalidMetadataException {
+        if ((interpolationType == null)
+                || !(interpolationType.equals("nearest") || interpolationType.equals("linear")
+                || interpolationType.equals("cubic")
+                || interpolationType.equals("quadratic")
+                || interpolationType.equals("none"))) {
+            throw new InvalidMetadataException("Invalid interpolation method: "
+                    + interpolationType
+                    + " is not a legal interpolation type");
+        }
+
+        this.interpolationType = interpolationType;
+
+        if ((nullResistance == null)
+                || !(nullResistance.equals("full") || nullResistance.equals("none")
+                || nullResistance.equals("half") || nullResistance.equals("other"))) {
+            throw new InvalidMetadataException("Invalid interpolation method: "
+                    + nullResistance
+                    + " is not a legal null resistance");
+        }
+
+        this.nullResistance = nullResistance;
+
+    }
+
+    public InterpolationMethod clone() {
+        try {
+            return new InterpolationMethod(interpolationType, nullResistance);
+        } catch (InvalidMetadataException ime) {
+            throw new RuntimeException(
+                    "Invalid metadata while cloning InterpolationMethod. This is a software bug in WCPS.",
+                    ime);
+        }
+
+    }
+
+    public boolean equals(InterpolationMethod im) {
+        return interpolationType.equals(im.interpolationType)
+                && nullResistance.equals(im.nullResistance);
+
+    }
+
+    public String getInterpolationType() {
+        return interpolationType;
+
+    }
+
+    public String getNullResistance() {
+        return nullResistance;
+
+    }
+}