public WrapperLongMatrix2D(LongMatrix2D newContent) {
if (newContent != null)
try {
setUp(newContent.rows(), newContent.columns());
} catch (IllegalArgumentException exc) { // we can hold rows*columns>Integer.MAX_VALUE cells !
if (!"matrix too large".equals(exc.getMessage())) throw exc;
}
this.content = newContent;
}
public LongMatrix2D assign(
final LongMatrix2D y, final cern.colt.function.tlong.LongLongFunction function) {
checkShape(y);
if (y instanceof WrapperLongMatrix2D) {
IntArrayList rowList = new IntArrayList();
IntArrayList columnList = new IntArrayList();
LongArrayList valueList = new LongArrayList();
y.getNonZeros(rowList, columnList, valueList);
assign(y, function, rowList, columnList);
} else {
super.assign(y, function);
}
return this;
}
public boolean equals(long value) {
if (content instanceof DiagonalLongMatrix2D) {
long[] elements = (long[]) content.elements();
for (int r = 0; r < elements.length; r++) {
long x = elements[r];
long diff = value - x;
if (diff != 0) {
return false;
}
}
return true;
} else {
return super.equals(value);
}
}
public synchronized void setQuick(int row, int column, long value) {
content.setQuick(row, column, value);
}
public LongMatrix1D like1D(int size) {
return content.like1D(size);
}
public LongMatrix2D like(int rows, int columns) {
return content.like(rows, columns);
}
public synchronized long getQuick(int row, int column) {
return content.getQuick(row, column);
}
public Object elements() {
return content.elements();
}