org.teamapps.ux.json.UxJacksonSerializationTemplate Maven / Gradle / Ivy
/*-
* ========================LICENSE_START=================================
* TeamApps
* ---
* Copyright (C) 2014 - 2023 TeamApps.org
* ---
* 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.
* =========================LICENSE_END==================================
*/
package org.teamapps.ux.json;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.jsontype.TypeSerializer;
import com.fasterxml.jackson.databind.module.SimpleModule;
import org.teamapps.icons.Icon;
import org.teamapps.ux.session.SessionContext;
import java.io.IOException;
public class UxJacksonSerializationTemplate {
public static final SimpleModule UX_SERIALIZERS_JACKSON_MODULE = new UxSerializersJacksonModule();
private static final ThreadLocal SESSION_CONTEXT_THREAD_LOCAL = new ThreadLocal<>();
private final SessionContext sessionContext;
public UxJacksonSerializationTemplate(SessionContext sessionContext) {
this.sessionContext = sessionContext;
}
public void doWithUxJacksonSerializers(Runnable runnable) {
SESSION_CONTEXT_THREAD_LOCAL.set(sessionContext);
try {
runnable.run();
} finally {
SESSION_CONTEXT_THREAD_LOCAL.remove();
}
}
private static SessionContext getSessionContext() {
return SESSION_CONTEXT_THREAD_LOCAL.get();
}
public static class UxSerializersJacksonModule extends SimpleModule {
public UxSerializersJacksonModule() {
super();
this.addSerializer(Icon.class, new JsonSerializer() {
@Override
public void serialize(Icon icon, JsonGenerator gen, SerializerProvider serializers) throws IOException {
SessionContext currentSessionContext = getSessionContext();
gen.writeString(currentSessionContext.resolveIcon(icon));
}
@Override
public void serializeWithType(Icon value, JsonGenerator gen, SerializerProvider serializers, TypeSerializer typeSer) throws IOException {
serialize(value, gen, serializers);
}
});
}
@Override
public Object getTypeId() {
return this.getClass();
}
}
}