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1 files changed, 60 insertions, 0 deletions

diff --git a/container-search/src/main/java/com/yahoo/prelude/query/AndSegmentItem.java b/container-search/src/main/java/com/yahoo/prelude/query/AndSegmentItem.java
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+++ b/container-search/src/main/java/com/yahoo/prelude/query/AndSegmentItem.java
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+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.prelude.query;
+
+import java.util.Iterator;
+
+import edu.umd.cs.findbugs.annotations.NonNull;
+
+/**
+ * An immutable and'ing of a collection of sub-expressions. It does not extend
+ * AndItem to avoid code using instanceof handling it as an AndItem.
+ *
+ * @author <a href="mailto:steinar@yahoo-inc.com">Steinar Knutsen</a>
+ */
+public class AndSegmentItem extends SegmentItem implements BlockItem {
+
+    public AndSegmentItem(String rawWord, boolean isFromQuery, boolean stemmed) {
+        super(rawWord, rawWord, isFromQuery, stemmed, null);
+    }
+
+    public AndSegmentItem(String rawWord, String current, boolean isFromQuery, boolean stemmed) {
+        super(rawWord, current, isFromQuery, stemmed, null);
+    }
+
+    public AndSegmentItem(PhraseSegmentItem item) {
+        super(item.getRawWord(), item.stringValue(), item.isFromQuery(), item.isStemmed(), null);
+        int weight = item.getWeight();
+        if (item.getItemCount() > 0) {
+            for (Iterator<Item> i = item.getItemIterator(); i.hasNext();) {
+                WordItem word = (WordItem) i.next();
+                word.setWeight(weight);
+                addItem(word);
+            }
+        }
+    }
+
+    public ItemType getItemType() {
+        return ItemType.AND;
+    }
+
+    public String getName() {
+        return "SAND";
+    }
+
+    @NonNull
+    public String getIndexName() {
+        if (getItemCount() == 0) {
+            return "";
+        } else {
+            return ((IndexedItem) getItem(0)).getIndexName();
+        }
+    }
+
+    // TODO: Is it necessary to override equals?
+
+    public void setWeight(int w) {
+        for (Iterator<Item> i = getItemIterator(); i.hasNext();) {
+            i.next().setWeight(w);
+        }
+    }
+}