Package org.apache.hadoop.hive.ql.exec

Examples of org.apache.hadoop.hive.ql.exec.UDFArgumentLengthException

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  public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    argumentOIs = arguments;
    returnOIResolver = new GenericUDFUtils.ReturnObjectInspectorResolver(true);

    if (arguments.length != 3) {
      throw new UDFArgumentLengthException(
          "The function IF(expr1,expr2,expr3) accepts exactly 3 arguments.");
    }

    boolean conditionTypeIsOk = (arguments[0].getCategory() == ObjectInspector.Category.PRIMITIVE);
    if (conditionTypeIsOk) {
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  BooleanObjectInspector boi0,boi1;
  @Override
  public ObjectInspector initialize(ObjectInspector[] arguments)
      throws UDFArgumentException {
    if (arguments.length != 2) {
      throw new UDFArgumentLengthException(
          "The operator 'AND' only accepts 2 argument.");
    }
    boi0 = (BooleanObjectInspector) arguments[0];
    boi1 = (BooleanObjectInspector) arguments[1];
    return PrimitiveObjectInspectorFactory.writableBooleanObjectInspector;
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  @Override
  public ObjectInspector initialize(ObjectInspector[] arguments)
      throws UDFArgumentException {
    if (arguments.length != 1) {
      throw new UDFArgumentLengthException(
          "The operator 'IS NULL' only accepts 1 argument.");
    }
    return PrimitiveObjectInspectorFactory.writableBooleanObjectInspector;
  }
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  private ObjectInspectorConverters.Converter[] converters;

  @Override
  public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length < 1 || arguments.length > 3) {
      throw new UDFArgumentLengthException(
          "The function sentences takes between 1 and 3 arguments.");
    }

    converters = new ObjectInspectorConverters.Converter[arguments.length];
    for (int i = 0; i < arguments.length; i++) {
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  @Override
  public ObjectInspector initialize(ObjectInspector[] arguments)
      throws UDFArgumentException {
    if (arguments.length < 2) {
      throw new UDFArgumentLengthException(
          "The function " + getName() + " requires at least two "
          + "argument, got " + arguments.length);
    }
    try {
      argumentOIs = new PrimitiveObjectInspector[2];
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  private ObjectInspector[] argumentOIs;

  @Override
  public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length < 2) {
      throw new UDFArgumentLengthException(
          "The function CONCAT_WS(separator,str1,str2,str3,...) needs at least two arguments.");
    }

    for (int i = 0; i < arguments.length; i++) {
      if (arguments[i].getTypeName() != Constants.STRING_TYPE_NAME
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  @Override
  public ObjectInspector initialize(ObjectInspector[] arguments)
      throws UDFArgumentException {
    if (arguments.length != 2) {
      throw new UDFArgumentLengthException(
          "The operator 'OR' only accepts 2 argument.");
    }
    boi0 = (BooleanObjectInspector) arguments[0];
    boi1 = (BooleanObjectInspector) arguments[1];
    return PrimitiveObjectInspectorFactory.writableBooleanObjectInspector;
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  ObjectInspectorConverters.Converter[] converters;

  @Override
  public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length != 2) {
      throw new UDFArgumentLengthException(
          "The function INSTR accepts exactly 2 arguments.");
    }

    for (int i = 0; i < arguments.length; i++) {
      Category category = arguments[i].getCategory();
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  BooleanObjectInspector boolOI;

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
  if (arguments.length != 1) {
    throw new UDFArgumentLengthException(
      "The function EWAH_BITMAP_EMPTY(b) takes exactly 1 argument");
  }

  if (arguments[0].getCategory().equals(Category.LIST)) {
    bitmapOI = (ListObjectInspector) arguments[0];
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        // ConversionHelper can be called without method parameter length
        // checkings
        // for terminatePartial() and merge() calls.
        if (parameterOIs.length < methodParameterTypes.length - 1) {
          throw new UDFArgumentLengthException(m.toString()
              + " requires at least " + (methodParameterTypes.length - 1)
              + " arguments but only " + parameterOIs.length
              + " are passed in.");
        }
        // Copy the first methodParameterTypes.length - 1 entries
        for (int i = 0; i < methodParameterTypes.length - 1; i++) {
          // This method takes Object, so it accepts whatever types that are
          // passed in.
          if (methodParameterTypes[i] == Object.class) {
            methodParameterOIs[i] = ObjectInspectorUtils
                .getStandardObjectInspector(parameterOIs[i],
                ObjectInspectorCopyOption.JAVA);
          } else {
            methodParameterOIs[i] = ObjectInspectorFactory
                .getReflectionObjectInspector(methodParameterTypes[i],
                ObjectInspectorOptions.JAVA);
          }
        }

        // Deal with the last entry
        if (lastParaElementType == Object.class) {
          // This method takes Object[], so it accepts whatever types that are
          // passed in.
          for (int i = methodParameterTypes.length - 1; i < parameterOIs.length; i++) {
            methodParameterOIs[i] = ObjectInspectorUtils
                .getStandardObjectInspector(parameterOIs[i],
                ObjectInspectorCopyOption.JAVA);
          }
        } else {
          // This method takes something like String[], so it only accepts
          // something like String
          ObjectInspector oi = ObjectInspectorFactory
              .getReflectionObjectInspector(lastParaElementType,
              ObjectInspectorOptions.JAVA);
          for (int i = methodParameterTypes.length - 1; i < parameterOIs.length; i++) {
            methodParameterOIs[i] = oi;
          }
        }

      } else {

        // Normal case, the last parameter is a normal parameter.
        // ConversionHelper can be called without method parameter length
        // checkings
        // for terminatePartial() and merge() calls.
        if (methodParameterTypes.length != parameterOIs.length) {
          throw new UDFArgumentLengthException(m.toString() + " requires "
              + methodParameterTypes.length + " arguments but "
              + parameterOIs.length + " are passed in.");
        }
        for (int i = 0; i < methodParameterTypes.length; i++) {
          // This method takes Object, so it accepts whatever types that are
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