Examples of org.apache.flink.types.NullKeyFieldException

org.apache.flink.types.NullKeyFieldException
An exception specifying that a required key field was not set in a record, i.e. was null.

    @Override
    public void setReference(Record reference) {
      try {
        this.key = reference.getField(0, IntValue.class).getValue();
      } catch (NullPointerException npex) {
        throw new NullKeyFieldException();
      }
    }

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    @Override
    public boolean equalToReference(Record candidate) {
      try {
        return this.key == candidate.getField(0, IntValue.class).getValue();
      } catch (NullPointerException npex) {
        throw new NullKeyFieldException();
      }
    }

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    public int compareToReference(Record candidate) {
      try {
        final int i = candidate.getField(0, IntValue.class).getValue();
        return i - this.key;
      } catch (NullPointerException npex) {
        throw new NullKeyFieldException();
      }
        
    }

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    public boolean equalToReference(Record candidate) {
      try {
        final IntValue i = candidate.getField(0, IntValue.class);
        return i.getValue() == this.reference;
      } catch (NullPointerException npex) {
        throw new NullKeyFieldException();
      }
    }

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    public int compareToReference(Record candidate) {
      try {
        final IntValue i = candidate.getField(0, IntValue.class);
        return i.getValue() - this.reference;
      } catch (NullPointerException npex) {
        throw new NullKeyFieldException();
      }
    }

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        }
      }
      return 0;
    }
    catch (NullPointerException npex) {
      throw new NullKeyFieldException(keyPositions[i]);
    }
    catch (IndexOutOfBoundsException iobex) {
      throw new KeyFieldOutOfBoundsException(keyPositions[i]);
    }
  }

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        }
      }
      
      return 0;
    } catch (NullPointerException npex) {
      throw new NullKeyFieldException(keyPositions[i]);
    } catch (IndexOutOfBoundsException iobex) {
      throw new KeyFieldOutOfBoundsException(keyPositions[i], iobex);
    }
  }

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        code += this.comparators[i].hash(value.getFieldNotNull(keyPositions[i]));
      }
      return code;
    }
    catch (NullFieldException nfex) {
      throw new NullKeyFieldException(nfex);
    }
    catch (IndexOutOfBoundsException iobex) {
      throw new KeyFieldOutOfBoundsException(keyPositions[i]);
    }
  }

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      for (; i < this.keyPositions.length; i++) {
        this.comparators[i].setReference(toCompare.getFieldNotNull(this.keyPositions[i]));
      }
    }
    catch (NullFieldException nfex) {
      throw new NullKeyFieldException(nfex);
    }
    catch (IndexOutOfBoundsException iobex) {
      throw new KeyFieldOutOfBoundsException(keyPositions[i]);
    }
  }

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        }
      }
      return true;
    }
    catch (NullFieldException nfex) {
      throw new NullKeyFieldException(nfex);
    }
    catch (IndexOutOfBoundsException iobex) {
      throw new KeyFieldOutOfBoundsException(keyPositions[i]);
    }
  }

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