AbstractParser.java 文件源码

public MessageType parsePartialDelimitedFrom (
        InputStream input,
        ExtensionRegistryLite extensionRegistry)
        throws InvalidProtocolBufferException {
    int size;
    try {
        int firstByte = input.read ();
        if (firstByte == -1) {
            return null;
        }
        size = CodedInputStream.readRawVarint32 (firstByte, input);
    } catch (IOException e) {
        throw new InvalidProtocolBufferException (e.getMessage ());
    }
    InputStream limitedInput = new LimitedInputStream (input, size);
    return parsePartialFrom (limitedInput, extensionRegistry);
}