ExtensionSchema.java

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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.  All rights reserved.
// https://developers.google.com/protocol-buffers/
//
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//
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package com.google.protobuf;
 
import java.io.IOException;
import java.util.Map;
 
abstract class ExtensionSchema<T extends FieldSet.FieldDescriptorLite<T>> {
 
  abstract boolean hasExtensions(MessageLite prototype);
 
  abstract FieldSet<T> getExtensions(Object message);
 
  abstract void setExtensions(Object message, FieldSet<T> extensions);
 
  abstract FieldSet<T> getMutableExtensions(Object message);
 
  abstract void makeImmutable(Object message);
 
  abstract <UT, UB> UB parseExtension(
      Reader reader,
      Object extension,
      ExtensionRegistryLite extensionRegistry,
      FieldSet<T> extensions,
      UB unknownFields,
      UnknownFieldSchema<UT, UB> unknownFieldSchema)
      throws IOException;
 
  abstract int extensionNumber(Map.Entry<?, ?> extension);
 
  abstract void serializeExtension(Writer writer, Map.Entry<?, ?> extension) throws IOException;
 
  abstract Object findExtensionByNumber(
      ExtensionRegistryLite extensionRegistry, MessageLite defaultInstance, int number);
 
  abstract void parseLengthPrefixedMessageSetItem(
      Reader reader,
      Object extension,
      ExtensionRegistryLite extensionRegistry,
      FieldSet<T> extensions)
      throws IOException;
 
  abstract void parseMessageSetItem(
      ByteString data,
      Object extension,
      ExtensionRegistryLite extensionRegistry,
      FieldSet<T> extensions)
      throws IOException;
}