Examples of org.apache.hadoop.io.VersionMismatchException

org.apache.hadoop.io.VersionMismatchException
Thrown by {@link VersionedWritable#readFields(DataInput)} when theversion of an object being read does not match the current implementation version as returned by {@link VersionedWritable#getVersion()}.

        throw new IOException(file + " not a SequenceFile");


      // Set 'version'
      version = versionBlock[3];
      if (version > VERSION[3])
        throw new VersionMismatchException(VERSION[3], version);


      if (version < BLOCK_COMPRESS_VERSION) {
        UTF8 className = new UTF8();


        className.readFields(in);

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        }


        // Set 'version'
        version = in.readByte();
        if (version > CURRENT_VERSION) {
          throw new VersionMismatchException((byte) CURRENT_VERSION, version);
        }
      }


      if (version == ORIGINAL_VERSION) {
        try {

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      contentType = Text.readString(in); // read contentType
      metadata.readFields(in); // read meta data
      break;
    default:
      throw new VersionMismatchException(VERSION, version);
    }


  }

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        throw new IOException(file + " not a MySequenceFile");
      
      // Set 'version'
      version = versionBlock[3];
      if (version > VERSION[3])
        throw new VersionMismatchException(VERSION[3], version);
      
      if (version < BLOCK_COMPRESS_VERSION) {
        Text className = new Text();
        
        className.readFields(in);

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      }


      // Set 'version'
      version = versionBlock[3];
      if (version > VERSION[3]) {
        throw new VersionMismatchException(VERSION[3], version);
      }


      try {
        Class<?> keyCls = conf.getClassByName(Text.readString(in));
        Class<?> valCls = conf.getClassByName(Text.readString(in));

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  public void readFields(DataInput in) throws IOException {
    fields.clear();
    byte version = in.readByte();
    if (version != VERSION) {
      throw new VersionMismatchException(VERSION, version);
    }
    int size = WritableUtils.readVInt(in);
    for (int i = 0; i < size; i++) {
      String name = Text.readString(in);
      NutchField field = new NutchField();

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        }


        // Set 'version'
        version = sin.readByte();
        if (version > CURRENT_VERSION) {
          throw new VersionMismatchException((byte) CURRENT_VERSION, version);
        }
      }


      if (version == ORIGINAL_VERSION) {
        try {

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      contentType = Text.readString(in); // read contentType
      metadata.readFields(in); // read meta data
      break;
    default:
      throw new VersionMismatchException(VERSION, version);
    }


  }

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        throw new IOException(file + " not a RCFile");


      // Set 'version'
      version = versionBlock[3];
      if (version > VERSION[3])
        throw new VersionMismatchException(VERSION[3], version);


      try {
        Class<?> keyCls = conf.getClassByName(Text.readString(in));
        Class<?> valCls = conf.getClassByName(Text.readString(in));
        if (!keyCls.equals(KeyBuffer.class)

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      code = in.readByte();
      lastModified = in.readLong();
      args = WritableUtils.readStringArray(in);
      break;
    default:
      throw new VersionMismatchException(VERSION, version);
    }
  }

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