Revision 2080 org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/dataTypes/impl/coercion/CoerceToURL.java
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import java.net.MalformedURLException; |
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import java.net.URL; |
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import org.gvsig.tools.dataTypes.AbstractCoercion; |
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import org.gvsig.tools.dataTypes.CoercionContext; |
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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.DataTypesManager; |
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public class CoerceToURL extends AbstractCoercion {
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public class CoerceToURL implements Coercion {
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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 URL) {
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return value; |
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} |
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if (value instanceof String) {
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if (((String) value).isEmpty()) {
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return null; |
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} |
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try {
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value = new URL((String) value); |
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} catch (MalformedURLException e) {
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throw new CoercionException(e); |
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} |
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} else {
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String s = value.toString(); |
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if (s == null) {
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return null; |
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} |
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s = s.trim().toLowerCase(); |
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if (s.length() == 0) {
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return null; |
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} |
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throw new CoercionException(); |
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} |
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return value; |
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} |
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public Object coerce(Object value) throws CoercionException {
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if( value == null ) {
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return null; |
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} |
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if( ! (value instanceof URL) ) {
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if( value instanceof String ) {
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if(((String)value).isEmpty() ) {
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return null; |
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} |
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try {
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value = new URL((String) value); |
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} catch (MalformedURLException e) {
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throw new CoercionException(e); |
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} |
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} else {
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String s = value.toString(); |
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if( s == null ) {
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return null; |
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} |
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s = s.trim().toLowerCase(); |
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if( s.length()==0 ) {
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return null; |
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} |
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throw new CoercionException(); |
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} |
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} |
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return value; |
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} |
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} |
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