Revision 44669 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/CoerceToString.java
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package org.gvsig.expressionevaluator.impl.coercion; |
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import org.gvsig.expressionevaluator.Expression; |
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import org.gvsig.tools.dataTypes.AbstractCoercion; |
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import org.gvsig.tools.dataTypes.CoercionException; |
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import org.gvsig.tools.dataTypes.DataTypesManager.Coercion;
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import org.gvsig.tools.dataTypes.CoercionContext;
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/** |
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* Convert a Expression to String. |
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* |
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*/ |
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public class CoerceToString implements Coercion {
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public class CoerceToString extends AbstractCoercion {
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public CoerceToString() {
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// Do nothing
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}
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public CoerceToString() {
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// Do nothing |
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} |
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@Override |
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public Object coerce(Object value) throws CoercionException {
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try {
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if (value == null || value instanceof String) {
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return value; |
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} |
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if (value instanceof Expression) {
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return ((Expression) value).getPhrase(); |
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} |
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} catch (Exception e) {
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throw new CoercionException(e); |
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} |
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throw new CoercionException(); |
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@Override |
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public Object coerce(Object value, CoercionContext context) throws CoercionException {
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if (value == null || value instanceof String) {
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return value; |
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} |
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try {
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if (value instanceof Expression) {
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return ((Expression) value).getPhrase(); |
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} |
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} catch (Exception e) {
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throw new CoercionException(e); |
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} |
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throw new CoercionException(); |
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} |
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} |
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