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authorJon Bratseth <bratseth@yahoo-inc.com>2016-06-15 23:09:44 +0200
committerJon Bratseth <bratseth@yahoo-inc.com>2016-06-15 23:09:44 +0200
commit72231250ed81e10d66bfe70701e64fa5fe50f712 (patch)
tree2728bba1131a6f6e5bdf95afec7d7ff9358dac50 /container-search/src/main/java/com/yahoo/prelude/fastsearch/Int64Field.java
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Diffstat (limited to 'container-search/src/main/java/com/yahoo/prelude/fastsearch/Int64Field.java')
-rw-r--r--container-search/src/main/java/com/yahoo/prelude/fastsearch/Int64Field.java57
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diff --git a/container-search/src/main/java/com/yahoo/prelude/fastsearch/Int64Field.java b/container-search/src/main/java/com/yahoo/prelude/fastsearch/Int64Field.java
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+++ b/container-search/src/main/java/com/yahoo/prelude/fastsearch/Int64Field.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.
+/**
+ * Class representing a integer field in the result set
+ *
+ */
+package com.yahoo.prelude.fastsearch;
+
+
+import java.nio.ByteBuffer;
+
+import com.yahoo.search.result.NanNumber;
+import com.yahoo.data.access.Inspector;
+
+
+/**
+ * @author <a href="mailto:borud@yahoo-inc.com">Bj\u00f8rn Borud</a>
+ */
+public class Int64Field extends DocsumField {
+ static final long EMPTY_VALUE = Long.MIN_VALUE;
+
+ public Int64Field(String name) {
+ super(name);
+ }
+
+ private Object convert(long value) {
+ if (value == EMPTY_VALUE) {
+ return NanNumber.NaN;
+ } else {
+ return Long.valueOf(value);
+ }
+ }
+
+ public Object decode(ByteBuffer b) {
+ return convert(b.getLong());
+ }
+
+ public Object decode(ByteBuffer b, FastHit hit) {
+ Object field = decode(b);
+ hit.setField(name, field);
+ return field;
+ }
+
+ public String toString() {
+ return "field " + getName() + " type int64";
+ }
+
+ public int getLength(ByteBuffer b) {
+ int offset = b.position();
+ final int bytelength = Long.SIZE >> 3;
+ b.position(offset + bytelength);
+ return bytelength;
+ }
+
+ public Object convert(Inspector value) {
+ return convert(value.asLong(EMPTY_VALUE));
+ }
+}