com.github.martincooper.datatable

Class DataRow

java.lang.Object

com.github.martincooper.datatable.DataRow

public class DataRow
extends Object

A row of data in the DataTable. Created by Martin Cooper on 08/07/2017.

Method Summary

Modifier and Type	Method and Description
static io.vavr.control.Try<DataRow>	build(DataTable table, Integer rowIdx) Builds an instance of a DataRow.
Object[]	data() Returns the data as an array for this row.
io.vavr.control.Try<Object>	get(Integer colIndex) Returns the data at the specified column index, returning as an object.
io.vavr.control.Try<Object>	get(String colName) Returns the data in the specified column name, returning as an object.
<T> T	getAs(Class<T> type, Integer idx) Returns the value of a particular row column as a specific type.
<T> T	getAs(Class<T> type, String colName) Returns the value of a particular row column as a specific type.
Integer	rowIdx() Gets the row index.
DataTable	table() Returns the underlying Data Table for this row.
<T> io.vavr.control.Try<T>	tryGetAs(Class<T> type, Integer idx) Returns the value of a particular row column as a specific type.
<T> io.vavr.control.Try<T>	tryGetAs(Class<T> type, String colName) Returns the value of a particular row column as a specific type.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

table

public DataTable table()

Returns the underlying Data Table for this row.

Returns:

Returns the Data Table for this row .

rowIdx

public Integer rowIdx()

Gets the row index.

Returns:

Returns the row index.

data

public Object[] data()

Returns the data as an array for this row.

Returns:

Returns the data for this row in an array.

get

public io.vavr.control.Try<Object> get(Integer colIndex)

Returns the data at the specified column index, returning as an object.

Parameters:

colIndex - The column index to return the value of.

Returns:

Returns the value of the row at the specified column.

get

public io.vavr.control.Try<Object> get(String colName)

Returns the data in the specified column name, returning as an object.

Parameters:

colName - The column to return the value of.

Returns:

Returns the value of the row at the specified column.

getAs

public <T> T getAs(Class<T> type,
                   Integer idx)

Returns the value of a particular row column as a specific type. This method makes no bounds checks or type checks, so any failures will result in an exception being thrown.

Type Parameters:

T - The value type.

Parameters:

type - The data type.

idx - The index of the column.

Returns:

Returns the value at the specified index.

getAs

public <T> T getAs(Class<T> type,
                   String colName)

Returns the value of a particular row column as a specific type. This method makes no bounds checks or type checks, so any failures will result in an exception being thrown.

Type Parameters:

T - The value type.

Parameters:

type - The data type.

colName - The name of the column.

Returns:

Returns the value at the specified index.

tryGetAs

public <T> io.vavr.control.Try<T> tryGetAs(Class<T> type,
                                           Integer idx)

Returns the value of a particular row column as a specific type. This method performs bounds checks and type checks. Any errors will return a Try.failure.

Type Parameters:

T - The value type.

Parameters:

type - The data type.

idx - The index of the column.

Returns:

Returns the value at the specified index.

tryGetAs

public <T> io.vavr.control.Try<T> tryGetAs(Class<T> type,
                                           String colName)

Returns the value of a particular row column as a specific type. This method performs bounds checks and type checks. Any errors will return a Try.failure.

Type Parameters:

T - The value type.

Parameters:

type - The data type.

colName - The name of the column.

Returns:

Returns the value at the specified index.

build

public static io.vavr.control.Try<DataRow> build(DataTable table,
                                                 Integer rowIdx)

Builds an instance of a DataRow. Row Index is validated before creation, returning a Failure on error.

Parameters:

table - The DataTable the DataRow is pointing to.

rowIdx - The row index.

Returns:

Returns a DataRow wrapped in a Try.