E - type of this abstract 2D matrixabstract class AbstractMatrix2D<E> extends Object implements Matrix2D<E>
| Modifier and Type | Field and Description |
|---|---|
protected long |
columns
Number of columns.
|
protected long |
columnStride
Number of columns between two elements.
|
protected long |
columnZero
Column of the first element.
|
protected boolean |
isView
True if this instance is a view.
|
protected long |
rows
Number of rows.
|
protected long |
rowStride
Number of rows between two elements.
|
protected long |
rowZero
Row of the first element.
|
| Modifier | Constructor and Description |
|---|---|
protected |
AbstractMatrix2D()
Protected no-arg constructor, to support serialization.
|
protected |
AbstractMatrix2D(long rows,
long columns)
Create a new abstract 2D matrix with the specified number of
rows and columns.
|
protected |
AbstractMatrix2D(long rows,
long columns,
long rowZero,
long columnZero,
long rowStride,
long columnStride,
boolean isView)
Create a new abstract 2D matrix with the specified parameters.
|
| Modifier and Type | Method and Description |
|---|---|
E |
aggregate(BinaryFunction<E,E,E> aggr,
UnaryFunction<E,E> function)
Apply a function to each value in this 2D matrix and aggregate
the result.
|
E |
aggregate(Matrix2D<? extends E> other,
BinaryFunction<E,E,E> aggr,
BinaryFunction<E,E,E> function)
Apply a function to each value in this 2D matrix and the specified
matrix and aggregate the result.
|
Matrix2D<E> |
assign(E e)
Assign all values in this 2D matrix to
e (optional operation). |
Matrix2D<E> |
assign(Matrix2D<? extends E> other)
Assign all values in this 2D matrix to the values in the
specified matrix (optional operation).
|
Matrix2D<E> |
assign(Matrix2D<? extends E> other,
BinaryFunction<E,E,E> function)
Assign the result of the specified function of a value from
this 2D matrix and the specified matrix to each value in this
2D matrix (optional operation).
|
Matrix2D<E> |
assign(UnaryFunction<E,E> function)
Assign the result of the specified function to each value
in this 2D matrix (optional operation).
|
long |
cardinality()
Return the cardinality of this 2D matrix, the number
of non-null values.
|
void |
clear()
Clear all the values in this 2D matrix (optional operation).
|
long |
columns()
Return the number of columns in this 2D matrix.
|
protected long |
columnStride()
Return the number of columns between two elements.
|
protected long |
columnZero()
Return the column of the first element.
|
void |
forEach(TernaryPredicate<Long,Long,? super E> predicate,
TernaryProcedure<Long,Long,? super E> procedure)
Apply the specified procedures to each row and column
and to each value in this 2D matrix accepted by the specified predicate.
|
void |
forEach(TernaryProcedure<Long,Long,? super E> procedure)
Apply the specified procedures to each row and column and
to each value in this 2D matrix.
|
void |
forEach(UnaryPredicate<? super E> predicate,
UnaryProcedure<? super E> procedure)
Apply the specified procedure to each value in this 2D matrix
accepted by the specified predicate.
|
void |
forEach(UnaryProcedure<? super E> procedure)
Apply the specified procedure to each value in this 2D matrix.
|
void |
forEachNonNull(UnaryProcedure<? super E> procedure)
Apply the specified procedure to each non-null value in this 2D matrix.
|
E |
get(long row,
long column)
Return the value at the specified row and column.
|
boolean |
isEmpty()
Return true if the cardinality of this 2D matrix is zero.
|
protected boolean |
isView()
Return true if this instance is a view.
|
Iterator<E> |
iterator()
Return an iterator over the values in this 2D matrix, including
nulls. |
long |
rows()
Return the number of rows in this 2D matrix.
|
protected long |
rowStride()
Return the number of rows between two elements.
|
protected long |
rowZero()
Return the row of the first element.
|
void |
set(long row,
long column,
E e)
Set the value at the specified row and column to
e (optional
operation). |
void |
setQuick(long row,
long column,
E e)
Set the value at the specified row and column to
e without checking bounds (optional operation). |
long |
size()
Return the size of this 2D matrix.
|
String |
toString() |
protected AbstractMatrix2D<E> |
vColumnFlip()
Self-modifying version of
viewColumnFlip(). |
protected AbstractMatrix2D<E> |
vDice()
Self-modifying version of
viewDice(). |
protected AbstractMatrix2D<E> |
view()
Create a new view.
|
Matrix2D<E> |
viewColumnFlip()
Return a new 2D matrix flip view along the column axis.
|
Matrix2D<E> |
viewDice()
Return a new 2D matrix dice (transposition) view.
|
Matrix2D<E> |
viewPart(long row,
long column,
long height,
long width)
Return a new 2D matrix sub-range view that contains only those values
from
(row, column) to
(row + height - 1, column + width - 1). |
Matrix2D<E> |
viewRowFlip()
Return a new 2D matrix flip view along the row axis.
|
Matrix2D<E> |
viewSelection(BitMatrix2D mask)
Return a new 2D matrix selection view that contains only those values
at the indices present in the specified bit mask.
|
Matrix2D<E> |
viewSelection(long[] rows,
long[] columns)
Return a new 2D matrix selection view that contains only those values at the
specified indices.
|
Matrix2D<E> |
viewSelection(UnaryPredicate<Matrix1D<E>> predicate)
Return a new 2D matrix selection view that contains only those rows
selected by the specified predicate.
|
Matrix2D<E> |
viewStrides(long rowStride,
long columnStride)
Return a new 2D matrix stride view which is a sub matrix consisting
of every
rowStride-th row and every columnStride-th
column. |
protected AbstractMatrix2D<E> |
vPart(long row,
long column,
long height,
long width)
Self-modifying version of
viewPart(long, long, long, long). |
protected AbstractMatrix2D<E> |
vRowFlip()
Self-modifying version of
viewRowFlip(). |
protected AbstractMatrix2D<E> |
vStrides(long rowStride,
long columnStride)
Self-modifying version of
viewStrides(long, long). |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waitgetQuick, viewColumn, viewRowprotected long rows
protected long columns
protected long rowZero
protected long columnZero
protected long rowStride
protected long columnStride
protected boolean isView
protected AbstractMatrix2D()
protected AbstractMatrix2D(long rows,
long columns)
rows - rows, must be >= 0columns - columns, must be >= 0IllegalArgumentException - if either rows or
columns is negativeprotected AbstractMatrix2D(long rows,
long columns,
long rowZero,
long columnZero,
long rowStride,
long columnStride,
boolean isView)
rows - rows, must be >= 0columns - columns, must be >= 0rowZero - row of the first elementcolumnZero - column of the first elementrowStride - number of rows between two elementscolumnStride - number of columns between two elementsisView - true if this instance is a viewpublic long size()
public long rows()
public long columns()
public long cardinality()
cardinality in interface Matrix2D<E>public boolean isEmpty()
public void clear()
public Iterator<E> iterator()
nulls.public E get(long row, long column)
public void set(long row,
long column,
E e)
e (optional
operation).public void setQuick(long row,
long column,
E e)
e without checking bounds (optional operation).public Matrix2D<E> assign(E e)
e (optional operation).public Matrix2D<E> assign(UnaryFunction<E,E> function)
public Matrix2D<E> assign(Matrix2D<? extends E> other)
public Matrix2D<E> assign(Matrix2D<? extends E> other, BinaryFunction<E,E,E> function)
public E aggregate(BinaryFunction<E,E,E> aggr, UnaryFunction<E,E> function)
public E aggregate(Matrix2D<? extends E> other, BinaryFunction<E,E,E> aggr, BinaryFunction<E,E,E> function)
protected AbstractMatrix2D<E> view()
protected AbstractMatrix2D<E> vDice()
viewDice().thispublic Matrix2D<E> viewDice()
view.get(row, column) == this.get(column, row).
The view is backed by this matrix, so changes made to the returned
view are reflected in this matrix, and vice-versa.protected AbstractMatrix2D<E> vRowFlip()
viewRowFlip().thispublic Matrix2D<E> viewRowFlip()
0 is now row rows() - 1,
..., what used to be row rows() - 1 is now row 0.
The view is backed by this matrix, so changes made to the returned
view are reflected in this matrix, and vice-versa.viewRowFlip in interface Matrix2D<E>protected AbstractMatrix2D<E> vColumnFlip()
viewColumnFlip().thispublic Matrix2D<E> viewColumnFlip()
0 is now column columns() - 1,
..., what used to be column columns() - 1 is now column
0. The view is backed by this matrix, so changes made to the
returned view are reflected in this matrix, and vice-versa.viewColumnFlip in interface Matrix2D<E>protected AbstractMatrix2D<E> vPart(long row, long column, long height, long width)
viewPart(long, long, long, long).row - rowcolumn - columnheight - heightwidth - widththispublic Matrix2D<E> viewPart(long row, long column, long height, long width)
(row, column) to
(row + height - 1, column + width - 1).
The view is backed by this matrix, so changes made to the returned
view are reflected in this matrix, and vice-versa.public Matrix2D<E> viewSelection(long[] rows, long[] columns)
viewSelection in interface Matrix2D<E>rows - row indicescolumns - column indicespublic Matrix2D<E> viewSelection(UnaryPredicate<Matrix1D<E>> predicate)
viewSelection in interface Matrix2D<E>predicate - predicate, must not be nullpublic Matrix2D<E> viewSelection(BitMatrix2D mask)
viewSelection in interface Matrix2D<E>mask - 2D bit mask, must not be nullprotected AbstractMatrix2D<E> vStrides(long rowStride, long columnStride)
viewStrides(long, long).rowStride - row stridecolumnStride - column stridethispublic Matrix2D<E> viewStrides(long rowStride, long columnStride)
rowStride-th row and every columnStride-th
column. The view is backed by this matrix, so changes made to the returned view
are reflected in this matrix, and vice-versa.viewStrides in interface Matrix2D<E>rowStride - row stride, must be > 0columnStride - column stride, must be > 0rowStride-th row and every columnStride-th
columnpublic void forEach(UnaryProcedure<? super E> procedure)
For example:
Matrix2D<String> m;
m.forEach(new UnaryProcedure<String>()
{
public void run(final String value)
{
System.out.println(value);
}
});
public void forEach(UnaryPredicate<? super E> predicate, UnaryProcedure<? super E> procedure)
For example:
Matrix2D<String> m;
m.forEach(new UnaryPredicate<String>()
{
public boolean test(final String value)
{
return (value != null);
}
}, new UnaryProcedure<String>()
{
public void run(final String value)
{
System.out.println(value);
}
});
public void forEachNonNull(UnaryProcedure<? super E> procedure)
For example:
Matrix2D<String> m;
m.forEachNonNull(new UnaryProcedure<String>()
{
public void run(final String value)
{
System.out.println(value);
}
});
forEachNonNull in interface Matrix2D<E>procedure - procedure, must not be nullpublic void forEach(TernaryProcedure<Long,Long,? super E> procedure)
For example:
Matrix2D<String> m;
m.forEach(new TernaryProcedure<Long, Long, String>()
{
public void run(final Long row, final Long column, final String value)
{
System.out.print("m[" + row + ", " + column + "]=" + value);
}
});
public void forEach(TernaryPredicate<Long,Long,? super E> predicate, TernaryProcedure<Long,Long,? super E> procedure)
For example:
Matrix2D<String> m;
m.forEach(new TernaryPredicate<Long, Long, String>()
{
public boolean test(final Long row, final Long column, final String value)
{
return (value != null);
}
}, new TernaryProcedure<Long, Long, String>()
{
public void run(final Long row, final Long column, final String value)
{
System.out.print("m[" + row + ", " + column + "]=" + value);
}
});
protected long rowZero()
protected long columnZero()
protected long rowStride()
protected long columnStride()
protected boolean isView()
Copyright (c) 2004-2013 held jointly by the individual authors. Licensed under the GNU Lesser General Public License (LGPL).