| Index: third_party/protobuf/java/src/main/java/com/google/protobuf/WireFormat.java
|
| diff --git a/third_party/protobuf/java/src/main/java/com/google/protobuf/WireFormat.java b/third_party/protobuf/java/src/main/java/com/google/protobuf/WireFormat.java
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..a30f2a3cc7ffb6dfa62471c318b25c4f20e5ce6e
|
| --- /dev/null
|
| +++ b/third_party/protobuf/java/src/main/java/com/google/protobuf/WireFormat.java
|
| @@ -0,0 +1,163 @@
|
| +// Protocol Buffers - Google's data interchange format
|
| +// Copyright 2008 Google Inc. All rights reserved.
|
| +// http://code.google.com/p/protobuf/
|
| +//
|
| +// Redistribution and use in source and binary forms, with or without
|
| +// modification, are permitted provided that the following conditions are
|
| +// met:
|
| +//
|
| +// * Redistributions of source code must retain the above copyright
|
| +// notice, this list of conditions and the following disclaimer.
|
| +// * Redistributions in binary form must reproduce the above
|
| +// copyright notice, this list of conditions and the following disclaimer
|
| +// in the documentation and/or other materials provided with the
|
| +// distribution.
|
| +// * Neither the name of Google Inc. nor the names of its
|
| +// contributors may be used to endorse or promote products derived from
|
| +// this software without specific prior written permission.
|
| +//
|
| +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
| +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
| +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
| +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
| +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
| +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
| +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
| +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
| +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
| +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
| +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
| +
|
| +package com.google.protobuf;
|
| +
|
| +/**
|
| + * This class is used internally by the Protocol Buffer library and generated
|
| + * message implementations. It is public only because those generated messages
|
| + * do not reside in the {@code protobuf} package. Others should not use this
|
| + * class directly.
|
| + *
|
| + * This class contains constants and helper functions useful for dealing with
|
| + * the Protocol Buffer wire format.
|
| + *
|
| + * @author kenton@google.com Kenton Varda
|
| + */
|
| +public final class WireFormat {
|
| + // Do not allow instantiation.
|
| + private WireFormat() {}
|
| +
|
| + public static final int WIRETYPE_VARINT = 0;
|
| + public static final int WIRETYPE_FIXED64 = 1;
|
| + public static final int WIRETYPE_LENGTH_DELIMITED = 2;
|
| + public static final int WIRETYPE_START_GROUP = 3;
|
| + public static final int WIRETYPE_END_GROUP = 4;
|
| + public static final int WIRETYPE_FIXED32 = 5;
|
| +
|
| + static final int TAG_TYPE_BITS = 3;
|
| + static final int TAG_TYPE_MASK = (1 << TAG_TYPE_BITS) - 1;
|
| +
|
| + /** Given a tag value, determines the wire type (the lower 3 bits). */
|
| + static int getTagWireType(final int tag) {
|
| + return tag & TAG_TYPE_MASK;
|
| + }
|
| +
|
| + /** Given a tag value, determines the field number (the upper 29 bits). */
|
| + public static int getTagFieldNumber(final int tag) {
|
| + return tag >>> TAG_TYPE_BITS;
|
| + }
|
| +
|
| + /** Makes a tag value given a field number and wire type. */
|
| + static int makeTag(final int fieldNumber, final int wireType) {
|
| + return (fieldNumber << TAG_TYPE_BITS) | wireType;
|
| + }
|
| +
|
| + /**
|
| + * Lite equivalent to {@link Descriptors.FieldDescriptor.JavaType}. This is
|
| + * only here to support the lite runtime and should not be used by users.
|
| + */
|
| + public enum JavaType {
|
| + INT(0),
|
| + LONG(0L),
|
| + FLOAT(0F),
|
| + DOUBLE(0D),
|
| + BOOLEAN(false),
|
| + STRING(""),
|
| + BYTE_STRING(ByteString.EMPTY),
|
| + ENUM(null),
|
| + MESSAGE(null);
|
| +
|
| + JavaType(final Object defaultDefault) {
|
| + this.defaultDefault = defaultDefault;
|
| + }
|
| +
|
| + /**
|
| + * The default default value for fields of this type, if it's a primitive
|
| + * type.
|
| + */
|
| + Object getDefaultDefault() {
|
| + return defaultDefault;
|
| + }
|
| +
|
| + private final Object defaultDefault;
|
| + }
|
| +
|
| + /**
|
| + * Lite equivalent to {@link Descriptors.FieldDescriptor.Type}. This is
|
| + * only here to support the lite runtime and should not be used by users.
|
| + */
|
| + public enum FieldType {
|
| + DOUBLE (JavaType.DOUBLE , WIRETYPE_FIXED64 ),
|
| + FLOAT (JavaType.FLOAT , WIRETYPE_FIXED32 ),
|
| + INT64 (JavaType.LONG , WIRETYPE_VARINT ),
|
| + UINT64 (JavaType.LONG , WIRETYPE_VARINT ),
|
| + INT32 (JavaType.INT , WIRETYPE_VARINT ),
|
| + FIXED64 (JavaType.LONG , WIRETYPE_FIXED64 ),
|
| + FIXED32 (JavaType.INT , WIRETYPE_FIXED32 ),
|
| + BOOL (JavaType.BOOLEAN , WIRETYPE_VARINT ),
|
| + STRING (JavaType.STRING , WIRETYPE_LENGTH_DELIMITED) {
|
| + public boolean isPackable() { return false; }
|
| + },
|
| + GROUP (JavaType.MESSAGE , WIRETYPE_START_GROUP ) {
|
| + public boolean isPackable() { return false; }
|
| + },
|
| + MESSAGE (JavaType.MESSAGE , WIRETYPE_LENGTH_DELIMITED) {
|
| + public boolean isPackable() { return false; }
|
| + },
|
| + BYTES (JavaType.BYTE_STRING, WIRETYPE_LENGTH_DELIMITED) {
|
| + public boolean isPackable() { return false; }
|
| + },
|
| + UINT32 (JavaType.INT , WIRETYPE_VARINT ),
|
| + ENUM (JavaType.ENUM , WIRETYPE_VARINT ),
|
| + SFIXED32(JavaType.INT , WIRETYPE_FIXED32 ),
|
| + SFIXED64(JavaType.LONG , WIRETYPE_FIXED64 ),
|
| + SINT32 (JavaType.INT , WIRETYPE_VARINT ),
|
| + SINT64 (JavaType.LONG , WIRETYPE_VARINT );
|
| +
|
| + FieldType(final JavaType javaType, final int wireType) {
|
| + this.javaType = javaType;
|
| + this.wireType = wireType;
|
| + }
|
| +
|
| + private final JavaType javaType;
|
| + private final int wireType;
|
| +
|
| + public JavaType getJavaType() { return javaType; }
|
| + public int getWireType() { return wireType; }
|
| +
|
| + public boolean isPackable() { return true; }
|
| + }
|
| +
|
| + // Field numbers for feilds in MessageSet wire format.
|
| + static final int MESSAGE_SET_ITEM = 1;
|
| + static final int MESSAGE_SET_TYPE_ID = 2;
|
| + static final int MESSAGE_SET_MESSAGE = 3;
|
| +
|
| + // Tag numbers.
|
| + static final int MESSAGE_SET_ITEM_TAG =
|
| + makeTag(MESSAGE_SET_ITEM, WIRETYPE_START_GROUP);
|
| + static final int MESSAGE_SET_ITEM_END_TAG =
|
| + makeTag(MESSAGE_SET_ITEM, WIRETYPE_END_GROUP);
|
| + static final int MESSAGE_SET_TYPE_ID_TAG =
|
| + makeTag(MESSAGE_SET_TYPE_ID, WIRETYPE_VARINT);
|
| + static final int MESSAGE_SET_MESSAGE_TAG =
|
| + makeTag(MESSAGE_SET_MESSAGE, WIRETYPE_LENGTH_DELIMITED);
|
| +}
|
|
|