svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.impl / src / main / java / org / gvsig / expressionevaluator / impl / coercion / CoerceToExpression.java @ 43983
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1 | 42260 | fdiaz | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | *
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4 | * Copyright (C) 2007-2013 gvSIG Association.
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5 | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | * as published by the Free Software Foundation; either version 3
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9 | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | *
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21 | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | */
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24 | 43983 | jjdelcerro | package org.gvsig.expressionevaluator.impl.coercion; |
25 | 42260 | fdiaz | |
26 | 43983 | jjdelcerro | import org.gvsig.expressionevaluator.Expression; |
27 | import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
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28 | 42260 | fdiaz | import org.gvsig.tools.dataTypes.CoercionException; |
29 | import org.gvsig.tools.dataTypes.DataTypesManager.Coercion; |
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30 | |||
31 | /**
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32 | 43983 | jjdelcerro | * Convert a object to Expression.
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33 | *
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34 | 42260 | fdiaz | */
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35 | 43983 | jjdelcerro | public class CoerceToExpression implements Coercion { |
36 | 42260 | fdiaz | |
37 | 43983 | jjdelcerro | @Override
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38 | public Object coerce(Object value) throws CoercionException { |
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39 | try {
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40 | if (value == null || value instanceof Expression) { |
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41 | return value;
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42 | } |
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43 | Expression expression = ExpressionEvaluatorLocator.getManager().createExpression();
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44 | expression.setPhrase(value.toString()); |
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45 | return expression;
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46 | } catch (Exception e) { |
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47 | throw new CoercionException(e); |
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48 | } |
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49 | 42260 | fdiaz | |
50 | 43983 | jjdelcerro | } |
51 | 42260 | fdiaz | |
52 | } |