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DefaultJavaNetURLValueBridge.java
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DefaultJavaNetURLValueBridge.java
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/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.mapper.pojo.bridge.builtin.impl;
import java.lang.invoke.MethodHandles;
import java.net.MalformedURLException;
import java.net.URL;
import org.hibernate.search.engine.backend.types.converter.FromDocumentFieldValueConverter;
import org.hibernate.search.engine.backend.types.converter.runtime.FromDocumentFieldValueConvertContext;
import org.hibernate.search.engine.backend.types.dsl.StandardIndexFieldTypeContext;
import org.hibernate.search.mapper.pojo.bridge.ValueBridge;
import org.hibernate.search.mapper.pojo.bridge.binding.ValueBridgeBindingContext;
import org.hibernate.search.mapper.pojo.bridge.runtime.ValueBridgeToIndexedValueContext;
import org.hibernate.search.mapper.pojo.logging.impl.Log;
import org.hibernate.search.util.common.logging.impl.LoggerFactory;
public final class DefaultJavaNetURLValueBridge implements ValueBridge<URL, String> {
private static final Log log = LoggerFactory.make( Log.class, MethodHandles.lookup() );
@Override
public String toString() {
return getClass().getSimpleName();
}
@Override
@SuppressWarnings("unchecked") // The bridge resolver performs the checks using reflection
public StandardIndexFieldTypeContext<?, String> bind(ValueBridgeBindingContext<URL> context) {
return context.getTypeFactory().asString()
.projectionConverter( PojoDefaultURLFromDocumentFieldValueConverter.INSTANCE );
}
@Override
public String toIndexedValue(URL value, ValueBridgeToIndexedValueContext context) {
return value == null ? null : value.toExternalForm();
}
@Override
public URL cast(Object value) {
return (URL) value;
}
@Override
public String parse(String value) {
if ( value == null ) {
return null;
}
PojoDefaultURLFromDocumentFieldValueConverter.toURL( value );
return value;
}
@Override
public boolean isCompatibleWith(ValueBridge<?, ?> other) {
return getClass().equals( other.getClass() );
}
private static class PojoDefaultURLFromDocumentFieldValueConverter
implements FromDocumentFieldValueConverter<String, URL> {
private static final PojoDefaultURLFromDocumentFieldValueConverter INSTANCE = new PojoDefaultURLFromDocumentFieldValueConverter();
@Override
public boolean isConvertedTypeAssignableTo(Class<?> superTypeCandidate) {
return superTypeCandidate.isAssignableFrom( URL.class );
}
@Override
public URL convert(String value, FromDocumentFieldValueConvertContext context) {
return value == null ? null : toURL( value );
}
@Override
public boolean isCompatibleWith(FromDocumentFieldValueConverter<?, ?> other) {
return INSTANCE.equals( other );
}
private static URL toURL(String value) {
try {
return new URL( value );
}
catch (MalformedURLException e) {
throw log.malformedURL( value, e );
}
}
}
}