org.talend.daikon.avro.AvroUtils._double()方法的使用及代码示例

x33g5p2x  于2022-01-16 转载在 其他  
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本文整理了Java中org.talend.daikon.avro.AvroUtils._double()方法的一些代码示例，展示了AvroUtils._double()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。AvroUtils._double()方法的具体详情如下：
包路径：org.talend.daikon.avro.AvroUtils
类名称：AvroUtils
方法名：_double

AvroUtils._double介绍

暂无

代码示例

代码示例来源：origin: Talend/components

@Override
public org.apache.avro.Schema getSchema() {
  return AvroUtils._double();
}

代码示例来源：origin: org.talend.components/bigquery-runtime

@Override
public org.apache.avro.Schema getSchema() {
  return AvroUtils._double();
}

代码示例来源：origin: Talend/components

/**
 * Checks {@link AvroTypeConverter#convertToAvro(String, String)} returns Double avro schema in case TalendType.DOUBLE Talend
 * type is
 * passed
 */
@Test
public void testConvertToAvroDouble() {
  Schema expectedSchema = AvroUtils._double();
  assertEquals(expectedSchema, AvroTypeConverter.convertToAvro(TalendType.DOUBLE, null));
}

代码示例来源：origin: Talend/components

/**
 * Checks {@link TalendType#convertFromAvro(Schema)} converts double avro type to "id_Double" di type
 */
@Test
public void testConvertFromAvroDouble() {
  TalendType expectedType = TalendType.DOUBLE;
  Schema fieldSchema = AvroUtils._double();
  assertEquals(expectedType, TalendType.convertFromAvro(fieldSchema));
}

代码示例来源：origin: org.talend.components/components-dataprep

/**
 * Infers an Avro schema for the given DataPrep Field. This can be an expensive operation so the schema should be
 * cached where possible. The return type will be the Avro Schema that can contain the field data without loss of
 * precision.
 *
 * @param field the Field to analyse.
 * @return the schema for data that the field describes.
 */
private Schema inferSchemaField(DataPrepField field) {
  Schema base;
  switch (field.getType()) {
  case "boolean":
    base = AvroUtils._boolean();
    break;
  case "double":
    base = AvroUtils._double();
    break;
  case "integer":
    base = AvroUtils._int();
    break;
  case "float":
    base = AvroUtils._float();
    break;
  default:
    base = AvroUtils._string();
    break;
  }
  // TODO add handling for numeric, any and date.
  return base;
}

代码示例来源：origin: org.talend.components/components-dataprep

/**
 * A helper method to convert the String representation of a datum in the DataPrep system to the Avro type that
 * matches the Schema generated for it.
 *
 * @param f is field in Avro Schema.
 * @return converter for a given type.
 */
public AvroConverter<String, ?> getConverterFromString(org.apache.avro.Schema.Field f) {
  Schema fieldSchema = AvroUtils.unwrapIfNullable(f.schema());
  // FIXME use avro type to decide the converter is not correct if the user change the avro type, Date to String
  // for instance
  if (AvroUtils.isSameType(fieldSchema, AvroUtils._boolean())) {
    return new StringToBooleanConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._decimal())) {
    return new StringToDecimalConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._double())) {
    return new StringToDoubleConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._int())) {
    return new StringToIntegerConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._date())) {
    return new StringToDateConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._string())) {
    return super.getConverter(String.class);
  }
  throw new UnsupportedOperationException("The type " + fieldSchema.getType() + " is not supported."); //$NON-NLS-1$ //$NON-NLS-2$
}

代码示例来源：origin: org.talend.components/bigquery-runtime

private Object convertField(FieldValue fieldValue, org.apache.avro.Schema fieldSchema) {
  boolean nullable = AvroUtils.isNullable(fieldSchema);
  if (nullable && fieldValue.isNull()) {
    return null;
  }
  fieldSchema = AvroUtils.unwrapIfNullable(fieldSchema);
  switch (fieldValue.getAttribute()) {
  case PRIMITIVE:
    if (BigQueryType.TIMESTAMP.toString().equals(fieldSchema.getProp(TALEND_COLUMN_DB_TYPE))) {
      Double doubleValue = ((Long) fieldValue.getTimestampValue()) / 1000000.0;
      return formatTimestamp(doubleValue.toString());
    } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._double())) {
      return fieldValue.getDoubleValue();
    } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._boolean())) {
      return fieldValue.getBooleanValue();
    } else {
      return fieldValue.getValue();
    }
  case REPEATED:
    List<Object> listValue = new ArrayList<>();
    List<FieldValue> repeatedChildValue = fieldValue.getRepeatedValue();
    for (FieldValue childValue : repeatedChildValue) {
      listValue.add(convertField(childValue, fieldSchema.getElementType()));
    }
    return listValue;
  case RECORD:
    return convertFileds(fieldValue.getRecordValue(), fieldSchema);
  }
  throw TalendRuntimeException.build(CommonErrorCodes.UNEXPECTED_ARGUMENT).create();
}

代码示例来源：origin: Talend/components

private Object convertField(FieldValue fieldValue, org.apache.avro.Schema fieldSchema) {
  boolean nullable = AvroUtils.isNullable(fieldSchema);
  if (nullable && fieldValue.isNull()) {
    return null;
  }
  fieldSchema = AvroUtils.unwrapIfNullable(fieldSchema);
  switch (fieldValue.getAttribute()) {
  case PRIMITIVE:
    if (BigQueryType.TIMESTAMP.toString().equals(fieldSchema.getProp(TALEND_COLUMN_DB_TYPE))) {
      Double doubleValue = ((Long) fieldValue.getTimestampValue()) / 1000000.0;
      return formatTimestamp(doubleValue.toString());
    } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._double())) {
      return fieldValue.getDoubleValue();
    } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._boolean())) {
      return fieldValue.getBooleanValue();
    } else {
      return fieldValue.getValue();
    }
  case REPEATED:
    List<Object> listValue = new ArrayList<>();
    List<FieldValue> repeatedChildValue = fieldValue.getRepeatedValue();
    for (FieldValue childValue : repeatedChildValue) {
      listValue.add(convertField(childValue, fieldSchema.getElementType()));
    }
    return listValue;
  case RECORD:
    return convertFileds(fieldValue.getRecordValue(), fieldSchema);
  }
  throw TalendRuntimeException.build(CommonErrorCodes.UNEXPECTED_ARGUMENT).create();
}

代码示例来源：origin: org.talend.components/components-salesforce

/**
 * A helper method to convert the String representation of a datum in the Salesforce system to the Avro type that
 * matches the Schema generated for it.
 *
 * @param f
 * @return
 */
public AvroConverter<String, ?> getConverterFromString(org.apache.avro.Schema.Field f) {
  Schema fieldSchema = AvroUtils.unwrapIfNullable(f.schema());
  // FIXME use avro type to decide the converter is not correct if the user change the avro type, Date to String
  // for instance
  if (AvroUtils.isSameType(fieldSchema, AvroUtils._boolean())) {
    return new StringToBooleanConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._decimal())) {
    return new StringToDecimalConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._double())) {
    return new StringToDoubleConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._int())) {
    return new StringToIntegerConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._date())) {
    return new StringToDateConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._bytes())) {
    return new StringToBytesConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._string())) {
    return super.getConverter(String.class);
  }
  throw new UnsupportedOperationException("The type " + fieldSchema.getType() + " is not supported."); //$NON-NLS-1$ //$NON-NLS-2$
}

代码示例来源：origin: org.talend.components/components-jdbc-runtime

return AvroUtils._long();
case DOUBLE:
  return AvroUtils._double();
case FLOAT:
  return AvroUtils._float();

代码示例来源：origin: Talend/components

return AvroUtils._long();
case DOUBLE:
  return AvroUtils._double();
case FLOAT:
  return AvroUtils._float();

代码示例来源：origin: org.talend.daikon/daikon

/**
 * Get an Avro schema using {@link AvroUtils#wrapAsNullable(Schema)} by node type.
 * 
 * @param node Json node.
 * @return an Avro schema using {@link AvroUtils#wrapAsNullable(Schema)} by node type.
 */
@VisibleForTesting
Schema getAvroSchema(JsonNode node) {
  if (node instanceof TextNode) {
    return AvroUtils.wrapAsNullable(AvroUtils._string());
  } else if (node instanceof IntNode) {
    return AvroUtils.wrapAsNullable(AvroUtils._int());
  } else if (node instanceof LongNode) {
    return AvroUtils.wrapAsNullable(AvroUtils._long());
  } else if (node instanceof DoubleNode) {
    return AvroUtils.wrapAsNullable(AvroUtils._double());
  } else if (node instanceof BooleanNode) {
    return AvroUtils.wrapAsNullable(AvroUtils._boolean());
  } else if (node instanceof NullNode) {
    return AvroUtils.wrapAsNullable(AvroUtils._string());
  } else {
    return createSubRecord(node);
  }
}

代码示例来源：origin: Talend/components

public AvroConverter<String, ?> getConverter(Schema.Field f, FileDelimitedProperties properties) {
  Schema fieldSchema = AvroUtils.unwrapIfNullable(f.schema());
  if (AvroUtils.isSameType(fieldSchema, AvroUtils._boolean())) {
    return new BooleanConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._decimal())) {
    return new DecimalConverter(f, properties);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._double())) {
    return new DoubleConverter(f, properties);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._float())) {
    return new FloatConverter(f, properties);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._int())) {
    return new IntegerConverter(f, properties);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._date())) {
    return new DateConverter(f, properties);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._long())) {
    return new LongConverter(f, properties);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._bytes())) {
    return new BytesConverter(f, properties);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._byte())) {
    return new ByteConverter(f, properties);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._short())) {
    return new ShortConverter(f, properties);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._character())) {
    return new CharacterConverter(f);
  } else if (AvroUtils.isSameType(fieldSchema, AvroUtils._string())) {
    return super.getConverter(String.class);
  }
  throw new UnsupportedOperationException("The type " + fieldSchema.getType() + " is not supported."); //$NON-NLS-1$ //$NON-NLS-2$
}

代码示例来源：origin: org.talend.components/components-jdbc-runtime

} else if (AvroUtils.isSameType(basicSchema, AvroUtils._long())) {
  return Types.BIGINT;
} else if (AvroUtils.isSameType(basicSchema, AvroUtils._double())) {
  return Types.DOUBLE;
} else if (AvroUtils.isSameType(basicSchema, AvroUtils._float())) {

代码示例来源：origin: Talend/components

} else if (AvroUtils.isSameType(basicSchema, AvroUtils._long())) {
  return Types.BIGINT;
} else if (AvroUtils.isSameType(basicSchema, AvroUtils._double())) {
  return Types.DOUBLE;
} else if (AvroUtils.isSameType(basicSchema, AvroUtils._float())) {

代码示例来源：origin: org.talend.components/components-azurestorage

public static DTEConverter createConverter(final Field f, final String mappedName) {
  Schema basicSchema = AvroUtils.unwrapIfNullable(f.schema());
  AzureStorageDTEConverters converters = new AzureStorageDTEConverters();
  DTEConverter dteConverter;
  if (AvroUtils.isSameType(basicSchema, AvroUtils._string()) || AvroUtils.isSameType(basicSchema, AvroUtils._character())) {
    dteConverter = converters.new StringDTEConverter(f, mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._int()) || AvroUtils.isSameType(basicSchema, AvroUtils._short())
      || AvroUtils.isSameType(basicSchema, AvroUtils._byte())) {
    dteConverter = converters.new IntegerDTEConverter(mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._date())) {
    dteConverter = converters.new DateDTEConverter(f, mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._decimal())
      || AvroUtils.isSameType(basicSchema, AvroUtils._double())
      || AvroUtils.isSameType(basicSchema, AvroUtils._float())) {
    dteConverter = converters.new DoubleDTEConverter(mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._long())) {
    dteConverter = converters.new LongDTEConverter(f, mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._boolean())) {
    dteConverter = converters.new BooleanDTEConverter(mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._bytes())) {
    dteConverter = converters.new ByteArrayDTEConverter(mappedName);
  } else {
    dteConverter = converters.new StringDTEConverter(f, mappedName);
  }
  return dteConverter;
}

代码示例来源：origin: Talend/components

public static DTEConverter createConverter(final Field f, final String mappedName) {
  Schema basicSchema = AvroUtils.unwrapIfNullable(f.schema());
  AzureStorageDTEConverters converters = new AzureStorageDTEConverters();
  DTEConverter dteConverter;
  if (AvroUtils.isSameType(basicSchema, AvroUtils._string()) || AvroUtils.isSameType(basicSchema, AvroUtils._character())) {
    dteConverter = converters.new StringDTEConverter(f, mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._int()) || AvroUtils.isSameType(basicSchema, AvroUtils._short())
      || AvroUtils.isSameType(basicSchema, AvroUtils._byte())) {
    dteConverter = converters.new IntegerDTEConverter(mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._date())) {
    dteConverter = converters.new DateDTEConverter(f, mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._decimal())
      || AvroUtils.isSameType(basicSchema, AvroUtils._double())
      || AvroUtils.isSameType(basicSchema, AvroUtils._float())) {
    dteConverter = converters.new DoubleDTEConverter(mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._long())) {
    dteConverter = converters.new LongDTEConverter(f, mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._boolean())) {
    dteConverter = converters.new BooleanDTEConverter(mappedName);
  } else if (AvroUtils.isSameType(basicSchema, AvroUtils._bytes())) {
    dteConverter = converters.new ByteArrayDTEConverter(mappedName);
  } else {
    dteConverter = converters.new StringDTEConverter(f, mappedName);
  }
  return dteConverter;
}

代码示例来源：origin: Talend/components

@Before
public void createSchema() {
  schema = SchemaBuilder.builder()
      .record("main")
      .fields()
      .name("id")
      .prop(SchemaConstants.TALEND_COLUMN_IS_KEY, "true")
      .type(AvroUtils._int())
      .withDefault(1)
      .name("name")
      .prop(SchemaConstants.TALEND_COLUMN_IS_KEY, "true")
      .prop(SchemaConstants.TALEND_COLUMN_DB_LENGTH, "255")
      .prop(SchemaConstants.TALEND_COLUMN_DEFAULT, "\"ok\"")
      .type(AvroUtils._string())
      .noDefault()
      .name("date")
      .type(AvroUtils._logicalDate())
      .noDefault()
      .name("salary")
      .prop(SchemaConstants.TALEND_COLUMN_DB_TYPE, "MY_DOUBLE")
      .prop(SchemaConstants.TALEND_COLUMN_PRECISION, "38")
      .prop(SchemaConstants.TALEND_COLUMN_SCALE, "4")
      .type(AvroUtils._double())
      .withDefault("0")
      .name("updated")
      .type(AvroUtils._logicalTimestamp())
      .noDefault()
      .endRecord();
}

代码示例来源：origin: Talend/components

@Before
public void createSchema(){
  schema = SchemaBuilder.builder()
      .record("main")
      .fields()
      .name("id")
      .prop(SchemaConstants.TALEND_COLUMN_IS_KEY, "true")
      .type(AvroUtils._int())
      .withDefault(1)
      .name("name")
      .prop(SchemaConstants.TALEND_COLUMN_IS_KEY, "true")
      .prop(SchemaConstants.TALEND_COLUMN_DB_LENGTH, "255")
      .prop(SchemaConstants.TALEND_COLUMN_DEFAULT, "\"ok\"")
      .type(AvroUtils._string())
      .noDefault()
      .name("date")
      .type(AvroUtils._logicalDate())
      .noDefault()
      .name("salary")
      .prop(SchemaConstants.TALEND_COLUMN_DB_TYPE, "MY_DOUBLE")
      .prop(SchemaConstants.TALEND_COLUMN_PRECISION, "38")
      .prop(SchemaConstants.TALEND_COLUMN_SCALE, "4")
      .type(AvroUtils._double())
      .withDefault("0")
      .name("updated")
      .type(AvroUtils._logicalTimestamp())
      .noDefault()
      .endRecord();
}

代码示例来源：origin: Talend/components

@Before
public void createSchema() {
  schema = SchemaBuilder.builder()
      .record("main")
      .fields()
      .name("id")
      .prop(SchemaConstants.TALEND_COLUMN_IS_KEY, "true")
      .type(Schema.createUnion(AvroUtils._int(), Schema.create(Schema.Type.NULL)))
      .withDefault(1)
      .name("name")
      .prop(SchemaConstants.TALEND_COLUMN_IS_KEY, "true")
      .prop(SchemaConstants.TALEND_COLUMN_DB_LENGTH, "255")
      .prop(SchemaConstants.TALEND_COLUMN_DEFAULT, "\"ok\"")
      .type(Schema.createUnion(AvroUtils._string(), Schema.create(Schema.Type.NULL)))
      .noDefault()
      .name("date")
      .type(Schema.createUnion(AvroUtils._logicalDate(), Schema.create(Schema.Type.NULL)))
      .noDefault()
      .name("salary")
      .prop(SchemaConstants.TALEND_COLUMN_DB_TYPE, "MY_DOUBLE")
      .prop(SchemaConstants.TALEND_COLUMN_DB_LENGTH, "38")
      .prop(SchemaConstants.TALEND_COLUMN_PRECISION, "4")
      .type(Schema.createUnion(AvroUtils._double(), Schema.create(Schema.Type.NULL)))
      .withDefault("0")
      .name("updated")
      .type(Schema.createUnion(AvroUtils._logicalTimestamp(), Schema.create(Schema.Type.NULL)))
      .noDefault()
      .endRecord();
}

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