Method readFields

src/java/org/apache/nutch/protocol/Content.java:150–177

(DataInput in)

  }

  public final void readFields(DataInput in) throws IOException {
    metadata.clear();
    int sizeOrVersion = in.readInt();
    if (sizeOrVersion < 0) { // version
      version = sizeOrVersion;
      switch (version) {
      case VERSION:
        url = Text.readString(in);
        base = Text.readString(in);

        content = new byte[in.readInt()];
        in.readFully(content);

        contentType = Text.readString(in);
        metadata.readFields(in);
        break;
      default:
        throw new VersionMismatchException((byte) VERSION, (byte) version);
      }
    } else { // size
      byte[] compressed = new byte[sizeOrVersion];
      in.readFully(compressed, 0, compressed.length);
      ByteArrayInputStream deflated = new ByteArrayInputStream(compressed);
      DataInput inflater = new DataInputStream(
          new InflaterInputStream(deflated));
      readFieldsCompressed(inflater);
    }
  }

  public final void write(DataOutput out) throws IOException {
    out.writeInt(VERSION);