Squashed 'third_party/flatbuffers/' content from commit acc9990ab

Change-Id: I48550d40d78fea996ebe74e9723a5d1f910de491
git-subtree-dir: third_party/flatbuffers
git-subtree-split: acc9990abd2206491480291b0f85f925110102ea
diff --git a/java/com/google/flatbuffers/Constants.java b/java/com/google/flatbuffers/Constants.java
new file mode 100644
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+++ b/java/com/google/flatbuffers/Constants.java
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+/*
+ * Copyright 2014 Google Inc. All rights reserved.
+ *
+ * Licensed 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 com.google.flatbuffers;
+
+/// @cond FLATBUFFERS_INTERNAL
+
+/**
+ * Class that holds shared constants
+ */
+public class Constants {
+    // Java doesn't seem to have these.
+    /** The number of bytes in an `byte`. */
+    static final int SIZEOF_BYTE = 1;
+    /** The number of bytes in a `short`. */
+    static final int SIZEOF_SHORT = 2;
+    /** The number of bytes in an `int`. */
+    static final int SIZEOF_INT = 4;
+    /** The number of bytes in an `float`. */
+    static final int SIZEOF_FLOAT = 4;
+    /** The number of bytes in an `long`. */
+    static final int SIZEOF_LONG = 8;
+    /** The number of bytes in an `double`. */
+    static final int SIZEOF_DOUBLE = 8;
+    /** The number of bytes in a file identifier. */
+    static final int FILE_IDENTIFIER_LENGTH = 4;
+    /** The number of bytes in a size prefix. */
+    public static final int SIZE_PREFIX_LENGTH = 4;
+    /** A version identifier to force a compile error if someone
+    accidentally tries to build generated code with a runtime of
+    two mismatched version. Versions need to always match, as
+    the runtime and generated code are modified in sync.
+    Changes to the Java implementation need to be sure to change
+    the version here and in the code generator on every possible
+    incompatible change */
+    public static void FLATBUFFERS_1_11_1() {}
+}
+
+/// @endcond