MapStringConverter.java
/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* 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.
*/
package org.keycloak.models.jpa.converter;
import java.io.IOException;
import java.util.Map;
import jakarta.persistence.AttributeConverter;
import org.jboss.logging.Logger;
import org.keycloak.util.JsonSerialization;
public class MapStringConverter implements AttributeConverter<Map<String, String>, String> {
private static final Logger logger = Logger.getLogger(MapStringConverter.class);
@Override
public String convertToDatabaseColumn(Map<String, String> attribute) {
try {
return JsonSerialization.writeValueAsString(attribute);
} catch (IOException e) {
logger.error("Error while converting Map to JSON String: ", e);
return null;
}
}
@Override
public Map<String, String> convertToEntityAttribute(String dbData) {
try {
return JsonSerialization.readValue(dbData, Map.class);
} catch (IOException e) {
logger.error("Error while converting JSON String to Map: ", e);
return null;
}
}
}