| // 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 com.google.protobuf.MapEntryLite.Metadata; |
| import java.util.Map; |
| |
| final class MapFieldSchemaFull implements MapFieldSchema { |
| @Override |
| public Map<?, ?> forMutableMapData(Object mapField) { |
| return ((MapField<?, ?>) mapField).getMutableMap(); |
| } |
| |
| @Override |
| public Map<?, ?> forMapData(Object mapField) { |
| return ((MapField<?, ?>) mapField).getMap(); |
| } |
| |
| @Override |
| public boolean isImmutable(Object mapField) { |
| return !((MapField<?, ?>) mapField).isMutable(); |
| } |
| |
| @Override |
| public Object toImmutable(Object mapField) { |
| ((MapField<?, ?>) mapField).makeImmutable(); |
| return mapField; |
| } |
| |
| @Override |
| public Object newMapField(Object mapDefaultEntry) { |
| return MapField.newMapField((MapEntry<?, ?>) mapDefaultEntry); |
| } |
| |
| @Override |
| public Metadata<?, ?> forMapMetadata(Object mapDefaultEntry) { |
| return ((MapEntry<?, ?>) mapDefaultEntry).getMetadata(); |
| } |
| |
| @Override |
| public Object mergeFrom(Object destMapField, Object srcMapField) { |
| return mergeFromFull(destMapField, srcMapField); |
| } |
| |
| @SuppressWarnings("unchecked") |
| private static <K, V> Object mergeFromFull(Object destMapField, Object srcMapField) { |
| MapField<K, V> mine = (MapField<K, V>) destMapField; |
| MapField<K, V> other = (MapField<K, V>) srcMapField; |
| if (!mine.isMutable()) { |
| mine.copy(); |
| } |
| mine.mergeFrom(other); |
| return mine; |
| } |
| |
| @Override |
| public int getSerializedSize(int number, Object mapField, Object mapDefaultEntry) { |
| return getSerializedSizeFull(number, mapField, mapDefaultEntry); |
| } |
| |
| @SuppressWarnings("unchecked") |
| private static <K, V> int getSerializedSizeFull( |
| int number, Object mapField, Object defaultEntryObject) { |
| // Full runtime allocates map fields lazily. |
| if (mapField == null) { |
| return 0; |
| } |
| |
| Map<K, V> map = ((MapField<K, V>) mapField).getMap(); |
| MapEntry<K, V> defaultEntry = (MapEntry<K, V>) defaultEntryObject; |
| if (map.isEmpty()) { |
| return 0; |
| } |
| int size = 0; |
| for (Map.Entry<K, V> entry : map.entrySet()) { |
| size += |
| CodedOutputStream.computeTagSize(number) |
| + CodedOutputStream.computeLengthDelimitedFieldSize( |
| MapEntryLite.computeSerializedSize( |
| defaultEntry.getMetadata(), entry.getKey(), entry.getValue())); |
| } |
| return size; |
| } |
| } |