5a17acfd70
git-svn-id: http://google-refine.googlecode.com/svn/trunk@1613 7d457c2a-affb-35e4-300a-418c747d4874
68 lines
2.4 KiB
Java
68 lines
2.4 KiB
Java
/*
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Copyright 2010, Google Inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following disclaimer
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in the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Google Inc. nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.google.refine.browsing.util;
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import java.util.Properties;
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import com.google.refine.expr.Evaluable;
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import com.google.refine.expr.ExpressionUtils;
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import com.google.refine.model.Cell;
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import com.google.refine.model.Project;
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import com.google.refine.model.Row;
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public class ExpressionBasedRowEvaluable implements RowEvaluable {
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final protected String _columnName;
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final protected int _cellIndex;
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final protected Evaluable _eval;
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public ExpressionBasedRowEvaluable(
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String columnName, int cellIndex, Evaluable eval) {
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_columnName = columnName;
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_cellIndex = cellIndex;
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_eval = eval;
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}
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@Override
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public Object eval(
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Project project, int rowIndex, Row row, Properties bindings) {
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Cell cell = row.getCell(_cellIndex);
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ExpressionUtils.bind(bindings, row, rowIndex, _columnName, cell);
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return _eval.evaluate(bindings);
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}
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}
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