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Extracts common JsonMapper/TypeResolver factories (#198)
Signed-off-by: Frank Schnicke <frank.schnicke@iese.fraunhofer.de>
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73 changes: 73 additions & 0 deletions
73
...son/src/main/java/org/eclipse/digitaltwin/aas4j/v3/dataformat/json/JsonMapperFactory.java
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| /* | ||
| * Copyright (c) 2023 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package org.eclipse.digitaltwin.aas4j.v3.dataformat.json; | ||
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| import java.util.Arrays; | ||
| import java.util.List; | ||
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| import org.eclipse.digitaltwin.aas4j.v3.dataformat.core.deserialization.EnumDeserializer; | ||
| import org.eclipse.digitaltwin.aas4j.v3.dataformat.core.serialization.EnumSerializer; | ||
| import org.eclipse.digitaltwin.aas4j.v3.dataformat.core.util.ReflectionHelper; | ||
| import org.eclipse.digitaltwin.aas4j.v3.dataformat.json.internal.ReflectionAnnotationIntrospector; | ||
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| import com.fasterxml.jackson.annotation.JsonInclude; | ||
| import com.fasterxml.jackson.databind.DeserializationFeature; | ||
| import com.fasterxml.jackson.databind.SerializationFeature; | ||
| import com.fasterxml.jackson.databind.json.JsonMapper; | ||
| import com.fasterxml.jackson.databind.json.JsonMapper.Builder; | ||
| import com.fasterxml.jackson.databind.module.SimpleAbstractTypeResolver; | ||
| import com.fasterxml.jackson.databind.module.SimpleModule; | ||
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| /** | ||
| * Factory for creating a {@link JsonMapper} configured to produce and consume AAS Version 3 conformant JSON serializations | ||
| * | ||
| * @author schnicke | ||
| * | ||
| */ | ||
| public class JsonMapperFactory { | ||
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| public JsonMapper create(SimpleAbstractTypeResolver typeResolver) { | ||
| Builder builder = JsonMapper.builder().enable(SerializationFeature.INDENT_OUTPUT).disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES) | ||
| .enable(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY) | ||
| .annotationIntrospector(new ReflectionAnnotationIntrospector()) | ||
| .serializationInclusion(JsonInclude.Include.NON_NULL); | ||
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| getModulesToInstall(typeResolver).stream().forEach(m -> builder.addModule(m)); | ||
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| JsonMapper mapper = builder.build(); | ||
| ReflectionHelper.JSON_MIXINS.entrySet().forEach(x -> mapper.addMixIn(x.getKey(), x.getValue())); | ||
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| return mapper; | ||
| } | ||
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| protected List<SimpleModule> getModulesToInstall(SimpleAbstractTypeResolver typeResolver) { | ||
| return Arrays.asList(buildEnumModule(), buildImplementationModule(typeResolver)); | ||
| } | ||
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| protected SimpleModule buildImplementationModule(SimpleAbstractTypeResolver typeResolver) { | ||
| SimpleModule module = new SimpleModule(); | ||
| module.setAbstractTypes(typeResolver); | ||
| return module; | ||
| } | ||
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| protected SimpleModule buildEnumModule() { | ||
| SimpleModule module = new SimpleModule(); | ||
| ReflectionHelper.ENUMS.forEach(x -> module.addSerializer(x, new EnumSerializer())); | ||
| ReflectionHelper.ENUMS.forEach(x -> module.addDeserializer(x, new EnumDeserializer<>(x))); | ||
| return module; | ||
| } | ||
| } |
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...a/org/eclipse/digitaltwin/aas4j/v3/dataformat/json/SimpleAbstractTypeResolverFactory.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,37 @@ | ||
| /* | ||
| * Copyright (c) 2023 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package org.eclipse.digitaltwin.aas4j.v3.dataformat.json; | ||
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| import org.eclipse.digitaltwin.aas4j.v3.dataformat.core.util.ReflectionHelper; | ||
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| import com.fasterxml.jackson.databind.module.SimpleAbstractTypeResolver; | ||
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| /** | ||
| * Factory for creating a {@link SimpleAbstractTypeResolver} configured with the | ||
| * Default Implementations of AAS4J | ||
| * | ||
| * @author schnicke | ||
| * | ||
| */ | ||
| public class SimpleAbstractTypeResolverFactory { | ||
| @SuppressWarnings("unchecked") | ||
| public SimpleAbstractTypeResolver create() { | ||
| SimpleAbstractTypeResolver typeResolver = new SimpleAbstractTypeResolver(); | ||
| ReflectionHelper.DEFAULT_IMPLEMENTATIONS.stream().forEach(x -> typeResolver.addMapping(x.getInterfaceType(), x.getImplementationType())); | ||
| return typeResolver; | ||
| } | ||
| } |