| // Protocol Buffers - Google's data interchange format |
| // Copyright 2008 Google Inc. All rights reserved. |
| // |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file or at |
| // https://developers.google.com/open-source/licenses/bsd |
| |
| package com.google.protobuf; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** A writer that performs serialization of protobuf message fields. */ |
| @ExperimentalApi |
| @CheckReturnValue |
| interface Writer { |
| |
| /** The order in which the fields are written by a {@link Writer}. */ |
| enum FieldOrder { |
| /** Fields are written in ascending order by field number. */ |
| ASCENDING, |
| |
| /** Fields are written in descending order by field number. */ |
| DESCENDING |
| } |
| |
| /** Indicates the order in which the fields are written by this {@link Writer}. */ |
| FieldOrder fieldOrder(); |
| |
| /** Writes a field of type {@link FieldType#SFIXED32}. */ |
| void writeSFixed32(int fieldNumber, int value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#INT64}. */ |
| void writeInt64(int fieldNumber, long value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#SFIXED64}. */ |
| void writeSFixed64(int fieldNumber, long value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#FLOAT}. */ |
| void writeFloat(int fieldNumber, float value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#DOUBLE}. */ |
| void writeDouble(int fieldNumber, double value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#ENUM}. */ |
| void writeEnum(int fieldNumber, int value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#UINT64}. */ |
| void writeUInt64(int fieldNumber, long value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#INT32}. */ |
| void writeInt32(int fieldNumber, int value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#FIXED64}. */ |
| void writeFixed64(int fieldNumber, long value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#FIXED32}. */ |
| void writeFixed32(int fieldNumber, int value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#BOOL}. */ |
| void writeBool(int fieldNumber, boolean value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#STRING}. */ |
| void writeString(int fieldNumber, String value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#BYTES}. */ |
| void writeBytes(int fieldNumber, ByteString value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#UINT32}. */ |
| void writeUInt32(int fieldNumber, int value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#SINT32}. */ |
| void writeSInt32(int fieldNumber, int value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#SINT64}. */ |
| void writeSInt64(int fieldNumber, long value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#MESSAGE}. */ |
| void writeMessage(int fieldNumber, Object value) throws IOException; |
| |
| /** Writes a field of type {@link FieldType#MESSAGE}. */ |
| void writeMessage(int fieldNumber, Object value, Schema schema) throws IOException; |
| |
| /** |
| * Writes a field of type {@link FieldType#GROUP}. |
| * |
| * @deprecated groups fields are deprecated. |
| */ |
| @Deprecated |
| void writeGroup(int fieldNumber, Object value) throws IOException; |
| |
| /** |
| * Writes a field of type {@link FieldType#GROUP}. |
| * |
| * @deprecated groups fields are deprecated. |
| */ |
| @Deprecated |
| void writeGroup(int fieldNumber, Object value, Schema schema) throws IOException; |
| |
| /** |
| * Writes a single start group tag. |
| * |
| * @deprecated groups fields are deprecated. |
| */ |
| @Deprecated |
| void writeStartGroup(int fieldNumber) throws IOException; |
| |
| /** |
| * Writes a single end group tag. |
| * |
| * @deprecated groups fields are deprecated. |
| */ |
| @Deprecated |
| void writeEndGroup(int fieldNumber) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#INT32}. */ |
| void writeInt32List(int fieldNumber, List<Integer> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#FIXED32}. */ |
| void writeFixed32List(int fieldNumber, List<Integer> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#INT64}. */ |
| void writeInt64List(int fieldNumber, List<Long> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#UINT64}. */ |
| void writeUInt64List(int fieldNumber, List<Long> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#FIXED64}. */ |
| void writeFixed64List(int fieldNumber, List<Long> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#FLOAT}. */ |
| void writeFloatList(int fieldNumber, List<Float> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#DOUBLE}. */ |
| void writeDoubleList(int fieldNumber, List<Double> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#ENUM}. */ |
| void writeEnumList(int fieldNumber, List<Integer> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#BOOL}. */ |
| void writeBoolList(int fieldNumber, List<Boolean> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#STRING}. */ |
| void writeStringList(int fieldNumber, List<String> value) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#BYTES}. */ |
| void writeBytesList(int fieldNumber, List<ByteString> value) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#UINT32}. */ |
| void writeUInt32List(int fieldNumber, List<Integer> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#SFIXED32}. */ |
| void writeSFixed32List(int fieldNumber, List<Integer> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#SFIXED64}. */ |
| void writeSFixed64List(int fieldNumber, List<Long> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#SINT32}. */ |
| void writeSInt32List(int fieldNumber, List<Integer> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#SINT64}. */ |
| void writeSInt64List(int fieldNumber, List<Long> value, boolean packed) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#MESSAGE}. */ |
| void writeMessageList(int fieldNumber, List<?> value) throws IOException; |
| |
| /** Writes a list field of type {@link FieldType#MESSAGE}. */ |
| void writeMessageList(int fieldNumber, List<?> value, Schema schema) throws IOException; |
| |
| /** |
| * Writes a list field of type {@link FieldType#GROUP}. |
| * |
| * @deprecated groups fields are deprecated. |
| */ |
| @Deprecated |
| void writeGroupList(int fieldNumber, List<?> value) throws IOException; |
| |
| /** |
| * Writes a list field of type {@link FieldType#GROUP}. |
| * |
| * @deprecated groups fields are deprecated. |
| */ |
| @Deprecated |
| void writeGroupList(int fieldNumber, List<?> value, Schema schema) throws IOException; |
| |
| /** |
| * Writes a message field in {@code MessageSet} wire-format. |
| * |
| * @param value A message instance or an opaque {@link ByteString} for an unknown field. |
| */ |
| void writeMessageSetItem(int fieldNumber, Object value) throws IOException; |
| |
| /** Writes a map field. */ |
| <K, V> void writeMap(int fieldNumber, MapEntryLite.Metadata<K, V> metadata, Map<K, V> map) |
| throws IOException; |
| } |