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HSEARCH-3047 Map UUID to String type at mapping stage
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...ain/java/org/hibernate/search/mapper/pojo/bridge/builtin/impl/DefaultUUIDValueBridge.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,66 @@ | ||
| /* | ||
| * 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; | ||
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| import java.util.UUID; | ||
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| 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; | ||
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| public final class DefaultUUIDValueBridge implements ValueBridge<UUID, String> { | ||
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| @Override | ||
| public String toString() { | ||
| return getClass().getSimpleName(); | ||
| } | ||
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| @Override | ||
| @SuppressWarnings("unchecked") // The bridge resolver performs the checks using reflection | ||
| public StandardIndexFieldTypeContext<?, String> bind(ValueBridgeBindingContext<UUID> context) { | ||
| return context.getTypeFactory().asString() | ||
| .projectionConverter( PojoDefaultUUIDFromDocumentFieldValueConverter.INSTANCE ); | ||
| } | ||
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| @Override | ||
| public String toIndexedValue(UUID value, ValueBridgeToIndexedValueContext context) { | ||
| return value == null ? null : value.toString(); | ||
| } | ||
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| @Override | ||
| public UUID cast(Object value) { | ||
| return (UUID) value; | ||
| } | ||
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| @Override | ||
| public boolean isCompatibleWith(ValueBridge<?, ?> other) { | ||
| return getClass().equals( other.getClass() ); | ||
| } | ||
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| private static class PojoDefaultUUIDFromDocumentFieldValueConverter | ||
| implements FromDocumentFieldValueConverter<String, UUID> { | ||
| private static final PojoDefaultUUIDFromDocumentFieldValueConverter INSTANCE = new PojoDefaultUUIDFromDocumentFieldValueConverter(); | ||
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| @Override | ||
| public boolean isConvertedTypeAssignableTo(Class<?> superTypeCandidate) { | ||
| return superTypeCandidate.isAssignableFrom( UUID.class ); | ||
| } | ||
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| @Override | ||
| public UUID convert(String value, FromDocumentFieldValueConvertContext context) { | ||
| return value == null ? null : UUID.fromString( value ); | ||
| } | ||
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| @Override | ||
| public boolean isCompatibleWith(FromDocumentFieldValueConverter<?, ?> other) { | ||
| return INSTANCE.equals( other ); | ||
| } | ||
| } | ||
| } |
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