com.axis.system.jenkins.plugins.downstream.tree

Class Matrix<T>

java.lang.Object

com.axis.system.jenkins.plugins.downstream.tree.Matrix<T>

Type Parameters:

T - Data type of Entry payload.

public class Matrix<T>
extends Object

An expandable and variable width matrix backed by ArrayLists.

Every cell in the Matrix is backed by an Entry<T>.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Matrix.Arrow
static class	Matrix.Entry<T>

Constructor Summary

Constructors

Constructor and Description
Matrix()

Method Summary

Modifier and Type	Method and Description
List<List<Matrix.Entry<T>>>	get() Returns the datastore.
List<Matrix.Entry<T>>	get(int rowPos) Returns the specified row.
Matrix.Entry<T>	get(int rowPos, int colPos) Fetches an Entry at the specified row and column position.
Set<T>	getCellDataAsSet() Fetches all cell data and returns as Set
int	getMaxRowWidth()
long	getNumberOfCells()
boolean	isEmpty()
void	put(int rowPos, int colPos, Matrix.Entry<T> value) Puts an Entry at the specified row and column position.

Methods inherited from class java.lang.Object

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

Constructor Detail

Matrix

public Matrix()

Method Detail

get

public List<List<Matrix.Entry<T>>> get()

Returns the datastore. I.e. a List (rows) of Lists (columns) of entries.

Returns:

the complete matrix.

get

public List<Matrix.Entry<T>> get(int rowPos)

Returns the specified row.

Parameters:

rowPos - row index.

Returns:

a row (List of entries in each column).

get

public Matrix.Entry<T> get(int rowPos,
                           int colPos)

Fetches an Entry at the specified row and column position.

Parameters:

rowPos - row index

colPos - column index

Returns:

Entry

getMaxRowWidth

public int getMaxRowWidth()

Returns:

the number of items in the row with largest size

isEmpty

public boolean isEmpty()

Returns:

if matrix is empty

getCellDataAsSet

public Set<T> getCellDataAsSet()

Fetches all cell data and returns as Set

Returns:

Set of all cell data in the built Matrix. No null included in Set.

getNumberOfCells

public long getNumberOfCells()

Returns:

the total number of cell in the matrix including null cells

put

public void put(int rowPos,
                int colPos,
                @Nullable
                Matrix.Entry<T> value)

Puts an Entry at the specified row and column position.

Rows and columns will expand to match the specified coordinates. Empty cells will be filled with nulls.

Parameters:

rowPos - row index

colPos - col index

value - Entry to store