1 files changed, 93 insertions, 0 deletions
diff --git a/config-model/src/main/java/com/yahoo/schema/fieldoperation/SortingOperation.java b/config-model/src/main/java/com/yahoo/schema/fieldoperation/SortingOperation.java
new file mode 100644
index 00000000000..2e981a893ce
--- /dev/null
+++ b/config-model/src/main/java/com/yahoo/schema/fieldoperation/SortingOperation.java
@@ -0,0 +1,93 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.schema.fieldoperation;
+
+import com.yahoo.schema.document.Attribute;
+import com.yahoo.schema.document.SDField;
+import com.yahoo.schema.document.Sorting;
+
+/**
+ * @author Einar M R Rosenvinge
+ */
+public class SortingOperation implements FieldOperation {
+
+    private final String attributeName;
+    private Boolean ascending;
+    private Boolean descending;
+    private Sorting.Function function;
+    private Sorting.Strength strength;
+    private String locale;
+
+    public SortingOperation(String attributeName) {
+        this.attributeName = attributeName;
+    }
+
+    public String getAttributeName() {
+        return attributeName;
+    }
+
+    public Boolean getAscending() {
+        return ascending;
+    }
+
+    public void setAscending() {
+        this.ascending = true;
+    }
+
+    public Boolean getDescending() {
+        return descending;
+    }
+
+    public void setDescending() {
+        this.descending = true;
+    }
+
+    public Sorting.Function getFunction() {
+        return function;
+    }
+
+    public void setFunction(Sorting.Function function) {
+        this.function = function;
+    }
+
+    public Sorting.Strength getStrength() {
+        return strength;
+    }
+
+    public void setStrength(Sorting.Strength strength) {
+        this.strength = strength;
+    }
+
+    public String getLocale() {
+        return locale;
+    }
+
+    public void setLocale(String locale) {
+        this.locale = locale;
+    }
+
+    public void apply(SDField field) {
+        Attribute attribute = field.getAttributes().get(attributeName);
+        if (attribute == null) {
+            attribute = new Attribute(attributeName, field.getDataType());
+            field.addAttribute(attribute);
+        }
+        Sorting sorting = attribute.getSorting();
+
+        if (ascending != null) {
+            sorting.setAscending();
+        }
+        if (descending != null) {
+            sorting.setDescending();
+        }
+        if (function != null) {
+            sorting.setFunction(function);
+        }
+        if (strength != null) {
+            sorting.setStrength(strength);
+        }
+        if (locale != null) {
+            sorting.setLocale(locale);
+        }
+    }
+
+}