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Numeric Array Formula and Matrix Function Patch Applied
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/* ==================================================================== | ||
Licensed to the Apache Software Foundation (ASF) under one or more | ||
contributor license agreements. See the NOTICE file distributed with | ||
this work for additional information regarding copyright ownership. | ||
The ASF licenses this file to You under the Apache License, Version 2.0 | ||
(the "License"); you may not use this file except in compliance with | ||
the License. You may obtain a copy of the License at | ||
http://www.apache.org/licenses/LICENSE-2.0 | ||
Unless required by applicable law or agreed to in writing, software | ||
distributed under the License is distributed on an "AS IS" BASIS, | ||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
See the License for the specific language governing permissions and | ||
limitations under the License. | ||
==================================================================== */ | ||
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package org.apache.poi.ss.formula; | ||
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import org.apache.poi.ss.formula.TwoDEval; | ||
import org.apache.poi.ss.formula.eval.AreaEval; | ||
import org.apache.poi.ss.formula.eval.AreaEvalBase; | ||
import org.apache.poi.ss.formula.eval.BlankEval; | ||
import org.apache.poi.ss.formula.eval.ValueEval; | ||
import org.apache.poi.ss.formula.ptg.AreaI; | ||
import org.apache.poi.ss.formula.ptg.AreaI.OffsetArea; | ||
import org.apache.poi.ss.util.CellReference; | ||
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/** | ||
* @author Robert Hulbert | ||
* Provides holding structure for temporary values in arrays during the evaluation process. | ||
* As such, Row/Column references do not actually correspond to data in the file. | ||
*/ | ||
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public final class CacheAreaEval extends AreaEvalBase { | ||
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/* Value Containter */ | ||
private final ValueEval[] _values; | ||
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public CacheAreaEval(AreaI ptg, ValueEval[] values) { | ||
super(ptg); | ||
_values = values; | ||
} | ||
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public CacheAreaEval(int firstRow, int firstColumn, int lastRow, int lastColumn, ValueEval[] values) { | ||
super(firstRow, firstColumn, lastRow, lastColumn); | ||
_values = values; | ||
} | ||
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public ValueEval getRelativeValue(int relativeRowIndex, int relativeColumnIndex) { | ||
return getRelativeValue(-1, relativeRowIndex, relativeColumnIndex); | ||
} | ||
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public ValueEval getRelativeValue(int sheetIndex, int relativeRowIndex, int relativeColumnIndex) { | ||
int oneDimensionalIndex = relativeRowIndex * getWidth() + relativeColumnIndex; | ||
return _values[oneDimensionalIndex]; | ||
} | ||
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public AreaEval offset(int relFirstRowIx, int relLastRowIx, | ||
int relFirstColIx, int relLastColIx) { | ||
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AreaI area = new OffsetArea(getFirstRow(), getFirstColumn(), | ||
relFirstRowIx, relLastRowIx, relFirstColIx, relLastColIx); | ||
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int height = area.getLastRow() - area.getFirstRow() + 1; | ||
int width = area.getLastColumn() - area.getFirstColumn() + 1; | ||
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ValueEval newVals[] = new ValueEval[height * width]; | ||
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int startRow = area.getFirstRow() - getFirstRow(); | ||
int startCol = area.getFirstColumn() - getFirstColumn(); | ||
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for (int j = 0; j < height; j++) { | ||
for (int i = 0; i < width; i++) { | ||
ValueEval temp; | ||
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/* CacheAreaEval is only temporary value representation, does not equal sheet selection | ||
* so any attempts going beyond the selection results in BlankEval | ||
*/ | ||
if (startRow + j > getLastRow() || startCol + i > getLastColumn()) { | ||
temp = BlankEval.instance; | ||
} | ||
else { | ||
temp = _values[(startRow + j) * getWidth() + (startCol + i)]; | ||
} | ||
newVals[j * width + i] = temp; | ||
} | ||
} | ||
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return new CacheAreaEval(area, newVals); | ||
} | ||
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public TwoDEval getRow(int rowIndex) { | ||
if (rowIndex >= getHeight()) { | ||
throw new IllegalArgumentException("Invalid rowIndex " + rowIndex | ||
+ ". Allowable range is (0.." + getHeight() + ")."); | ||
} | ||
int absRowIndex = getFirstRow() + rowIndex; | ||
ValueEval[] values = new ValueEval[getWidth()]; | ||
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for (int i = 0; i < values.length; i++) { | ||
values[i] = getRelativeValue(rowIndex, i); | ||
} | ||
return new CacheAreaEval(absRowIndex, getFirstColumn() , absRowIndex, getLastColumn(), values); | ||
} | ||
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public TwoDEval getColumn(int columnIndex) { | ||
if (columnIndex >= getWidth()) { | ||
throw new IllegalArgumentException("Invalid columnIndex " + columnIndex | ||
+ ". Allowable range is (0.." + getWidth() + ")."); | ||
} | ||
int absColIndex = getFirstColumn() + columnIndex; | ||
ValueEval[] values = new ValueEval[getHeight()]; | ||
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for (int i = 0; i < values.length; i++) { | ||
values[i] = getRelativeValue(i, columnIndex); | ||
} | ||
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return new CacheAreaEval(getFirstRow(), absColIndex, getLastRow(), absColIndex, values); | ||
} | ||
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public String toString() { | ||
CellReference crA = new CellReference(getFirstRow(), getFirstColumn()); | ||
CellReference crB = new CellReference(getLastRow(), getLastColumn()); | ||
return getClass().getName() + "[" + | ||
crA.formatAsString() + | ||
':' + | ||
crB.formatAsString() + | ||
"]"; | ||
} | ||
} |
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Oops, something went wrong.
I get 3 test failures in TestWorkbookEvaluator with NullPointerExceptions due to ec.getWorkbook() being null.