/** * Build up an aggregation function over the input elements. * * <p>This method specifies an aggregation over multiple fields of the input. The union of all * calls to aggregateField and aggregateFields will determine the output schema. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsGlobally<InputT> aggregateFields( FieldAccessDescriptor fieldsToAggregate, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, Field outputField) { return new CombineFieldsGlobally<>( SchemaAggregateFn.<InputT>create().aggregateFields(fieldsToAggregate, fn, outputField)); }
/** * Build up an aggregation function over the input elements. * * <p>This method specifies an aggregation over multiple fields of the input. The union of all * calls to aggregateField and aggregateFields will determine the output schema. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsByFields<InputT> aggregateFields( FieldAccessDescriptor fieldsToAggregate, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, Field outputField) { return new CombineFieldsByFields<>( this, SchemaAggregateFn.<InputT>create().aggregateFields(fieldsToAggregate, fn, outputField)); }
/** * Build up an aggregation function over the input elements. * * <p>This method specifies an aggregation over multiple fields of the input. The union of all * calls to aggregateField and aggregateFields will determine the output schema. * * <p>Field types in the output schema will be inferred from the provided combine function. * Sometimes the field type cannot be inferred due to Java's type erasure. In that case, use the * overload that allows setting the output field type explicitly. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsGlobally<InputT> aggregateFields( FieldAccessDescriptor fieldsToAggregate, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, String outputFieldName) { return new CombineFieldsGlobally<>( SchemaAggregateFn.<InputT>create() .aggregateFields(fieldsToAggregate, fn, outputFieldName)); }
/** * Build up an aggregation function over the input elements. * * <p>This method specifies an aggregation over multiple fields of the input. The union of all * calls to aggregateField and aggregateFields will determine the output schema. * * <p>Field types in the output schema will be inferred from the provided combine function. * Sometimes the field type cannot be inferred due to Java's type erasure. In that case, use the * overload that allows setting the output field type explicitly. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsByFields<InputT> aggregateFields( FieldAccessDescriptor fieldsToAggregate, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, String outputFieldName) { return new CombineFieldsByFields<>( this, SchemaAggregateFn.<InputT>create() .aggregateFields(fieldsToAggregate, fn, outputFieldName)); }
public <CombineInputT, AccumT, CombineOutputT> CombineFieldsByFields<InputT> aggregateField( int inputFieldId, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, String outputFieldName) { return new CombineFieldsByFields<>( this, SchemaAggregateFn.<InputT>create() .aggregateFields( FieldAccessDescriptor.withFieldIds(inputFieldId), fn, outputFieldName)); }
/** The same as {@link #aggregateField} but using field id. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsGlobally<InputT> aggregateField( int inputFieldId, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, String outputFieldName) { return new CombineFieldsGlobally<>( SchemaAggregateFn.<InputT>create() .aggregateFields( FieldAccessDescriptor.withFieldIds(inputFieldId), fn, outputFieldName)); }
/** The same as {@link #aggregateField} but using field id. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsGlobally<InputT> aggregateField( int inputFielId, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, Field outputField) { return new CombineFieldsGlobally<>( SchemaAggregateFn.<InputT>create() .aggregateFields(FieldAccessDescriptor.withFieldIds(inputFielId), fn, outputField)); }
public <CombineInputT, AccumT, CombineOutputT> CombineFieldsByFields<InputT> aggregateField( int inputFieldId, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, Field outputField) { return new CombineFieldsByFields<>( this, SchemaAggregateFn.<InputT>create() .aggregateFields(FieldAccessDescriptor.withFieldIds(inputFieldId), fn, outputField)); }
/** * Build up an aggregation function over the input elements. * * <p>This method specifies an aggregation over single field of the input. The union of all * calls to aggregateField and aggregateFields will determine the output schema. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsByFields<InputT> aggregateField( String inputFieldName, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, Field outputField) { return new CombineFieldsByFields<>( this, SchemaAggregateFn.<InputT>create() .aggregateFields( FieldAccessDescriptor.withFieldNames(inputFieldName), fn, outputField)); }
/** * Build up an aggregation function over the input elements. * * <p>This method specifies an aggregation over single field of the input. The union of all * calls to aggregateField and aggregateFields will determine the output schema. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsGlobally<InputT> aggregateField( String inputFieldName, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, String outputFieldName) { return new CombineFieldsGlobally<>( SchemaAggregateFn.<InputT>create() .aggregateFields( FieldAccessDescriptor.withFieldNames(inputFieldName), fn, outputFieldName)); }
/** * Build up an aggregation function over the input elements. * * <p>This method specifies an aggregation over single field of the input. The union of all * calls to aggregateField and aggregateFields will determine the output schema. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsGlobally<InputT> aggregateField( String inputFieldName, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, Field outputField) { return new CombineFieldsGlobally<>( SchemaAggregateFn.<InputT>create() .aggregateFields( FieldAccessDescriptor.withFieldNames(inputFieldName), fn, outputField)); }
/** * Build up an aggregation function over the input elements. * * <p>This method specifies an aggregation over single field of the input. The union of all * calls to aggregateField and aggregateFields will determine the output schema. * * <p>Field types in the output schema will be inferred from the provided combine function. * Sometimes the field type cannot be inferred due to Java's type erasure. In that case, use the * overload that allows setting the output field type explicitly. */ public <CombineInputT, AccumT, CombineOutputT> CombineFieldsByFields<InputT> aggregateField( String inputFieldName, CombineFn<CombineInputT, AccumT, CombineOutputT> fn, String outputFieldName) { return new CombineFieldsByFields<>( this, SchemaAggregateFn.<InputT>create() .aggregateFields( FieldAccessDescriptor.withFieldNames(inputFieldName), fn, outputFieldName)); }