import quincy 17.2.0

[ceph.git] / ceph / src / arrow / java / vector / src / main / java / org / apache / arrow / vector / types / DateUnit.java

diff --git a/ceph/src/arrow/java/vector/src/main/java/org/apache/arrow/vector/types/DateUnit.java b/ceph/src/arrow/java/vector/src/main/java/org/apache/arrow/vector/types/DateUnit.java
new file mode 100644 (file)
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--- /dev/null
+++ b/ceph/src/arrow/java/vector/src/main/java/org/apache/arrow/vector/types/DateUnit.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.arrow.vector.types;
+
+/**
+ * Resolutions that dates can be stored at.
+ */
+public enum DateUnit {
+  /** Days since epoch. */
+  DAY(org.apache.arrow.flatbuf.DateUnit.DAY),
+  /** Milliseconds since epoch. */
+  MILLISECOND(org.apache.arrow.flatbuf.DateUnit.MILLISECOND);
+
+  private static final DateUnit[] valuesByFlatbufId = new DateUnit[DateUnit.values().length];
+
+  static {
+    for (DateUnit v : DateUnit.values()) {
+      valuesByFlatbufId[v.flatbufID] = v;
+    }
+  }
+
+  private final short flatbufID;
+
+  DateUnit(short flatbufID) {
+    this.flatbufID = flatbufID;
+  }
+
+  public short getFlatbufID() {
+    return flatbufID;
+  }
+
+  public static DateUnit fromFlatbufID(short id) {
+    return valuesByFlatbufId[id];
+  }
+}