com.github.martincooper.datatable

Class DataRowCollectionModifiable

java.lang.Object

com.github.martincooper.datatable.DataRowCollectionModifiable

All Implemented Interfaces:

Iterable<DataRow>

public class DataRowCollectionModifiable
extends Object

DataRowCollectionModifiable. Handles a collection of DataRows Created by Martin Cooper on 17/07/2017.

Field Summary

Fields

Modifier and Type	Field and Description
protected io.vavr.collection.Vector<DataRow>	rows
protected DataTable	table

Method Summary

Modifier and Type	Method and Description
io.vavr.control.Try<DataTable>	add(Object[] rowValues) Returns a new DataTable with the additional row appended.
io.vavr.control.Try<DataTable>	addValues(Object... rowValues) Returns a new DataTable with the additional row appended.
io.vavr.collection.Seq<DataRow>	asSeq() Returns access to the Data Row collection as a sequence of Data Rows.
static DataRowCollectionModifiable	build(DataTable table) Builds a new DataRowCollection for the specified DataTable.
DataView	filter(Predicate<DataRow> predicate) Filters the row data using the specified predicate, returning the results as a DataView over the original table.
DataRow	get(Integer rowIndex) Returns the Data Row at the specified index.
io.vavr.control.Try<DataTable>	insert(int idx, Object[] rowValues) Returns a new DataTable with the additional row inserted at the specified index.
io.vavr.control.Try<DataTable>	insertValues(int idx, Object... rowValues) Returns a new DataTable with the additional row inserted at the specified index.
Iterator<DataRow>	iterator() Returns an iterator over elements of DataRow.
<U> io.vavr.collection.Seq<U>	map(Function<? super DataRow,? extends U> mapper) Map implementation for the DataRowCollection class.
io.vavr.control.Try<DataTable>	remove(int idx) Returns a new DataTable with the specified row removed.
io.vavr.control.Try<DataTable>	replace(int idx, Object[] rowValues) Returns a new DataTable with the data replaced at the specified index.
io.vavr.control.Try<DataTable>	replaceValues(int idx, Object... rowValues) Returns a new DataTable with the data replaced at the specified index.
Integer	rowCount() The number of rows in the collection.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

table

protected final DataTable table

rows

protected final io.vavr.collection.Vector<DataRow> rows

Method Detail

addValues

public io.vavr.control.Try<DataTable> addValues(Object... rowValues)

Returns a new DataTable with the additional row appended.

Parameters:

rowValues - The values to append to the row.

Returns:

Returns a new DataTable with the row appended.

add

public io.vavr.control.Try<DataTable> add(Object[] rowValues)

Returns a new DataTable with the additional row appended.

Parameters:

rowValues - The values to append to the row.

Returns:

Returns a new DataTable with the row appended.

insertValues

public io.vavr.control.Try<DataTable> insertValues(int idx,
                                                   Object... rowValues)

Returns a new DataTable with the additional row inserted at the specified index.

Parameters:

idx - The row index.

rowValues - The values to insert into the row.

Returns:

Returns a new DataTable with the row inserted.

insert

public io.vavr.control.Try<DataTable> insert(int idx,
                                             Object[] rowValues)

Returns a new DataTable with the additional row inserted at the specified index.

Parameters:

idx - The row index.

rowValues - The values to insert into the row.

Returns:

Returns a new DataTable with the row inserted.

replaceValues

public io.vavr.control.Try<DataTable> replaceValues(int idx,
                                                    Object... rowValues)

Returns a new DataTable with the data replaced at the specified index.

Parameters:

idx - The row index.

rowValues - The new values to replaced the old ones.

Returns:

Returns a new DataTable with the row inserted.

replace

public io.vavr.control.Try<DataTable> replace(int idx,
                                              Object[] rowValues)

Returns a new DataTable with the data replaced at the specified index.

Parameters:

idx - The row index.

rowValues - The new values to replaced the old ones.

Returns:

Returns a new DataTable with the row inserted.

remove

public io.vavr.control.Try<DataTable> remove(int idx)

Returns a new DataTable with the specified row removed.

Parameters:

idx - The row index.

Returns:

Returns a new DataTable with the row removed.

build

public static DataRowCollectionModifiable build(DataTable table)

Builds a new DataRowCollection for the specified DataTable.

Parameters:

table - The table to build the DataRowCollection for.

Returns:

Returns the DataRowCollection.

iterator

public Iterator<DataRow> iterator()

Returns an iterator over elements of DataRow.

Specified by:

iterator in interface Iterable<DataRow>

Returns:

an Iterator.

get

public DataRow get(Integer rowIndex)

Returns the Data Row at the specified index.

Parameters:

rowIndex - The row index.

Returns:

Returns the Data Row.

rowCount

public Integer rowCount()

The number of rows in the collection.

Returns:

Returns the number of rows.

asSeq

public io.vavr.collection.Seq<DataRow> asSeq()

Returns access to the Data Row collection as a sequence of Data Rows.

Returns:

Returns the rows.

filter

public DataView filter(Predicate<DataRow> predicate)

Filters the row data using the specified predicate, returning the results as a DataView over the original table.

Parameters:

predicate - The filter criteria.

Returns:

Returns a DataView with the filter results.

map

public <U> io.vavr.collection.Seq<U> map(Function<? super DataRow,? extends U> mapper)

Map implementation for the DataRowCollection class.

Type Parameters:

U - Mapped return type.

Parameters:

mapper - The map function.

Returns:

Returns a sequence of the applied map.