org.apache.logging.log4j.core.jackson.ContextDataAsEntryListDeserializer Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you 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.apache.logging.log4j.core.jackson;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import org.apache.logging.log4j.core.impl.ContextDataFactory;
import org.apache.logging.log4j.util.StringMap;
/**
*
* Consider this class private.
*
*/
public class ContextDataAsEntryListDeserializer extends StdDeserializer {
private static final long serialVersionUID = 1L;
ContextDataAsEntryListDeserializer() {
super(Map.class);
}
@Override
public StringMap deserialize(final JsonParser jp, final DeserializationContext ctxt)
throws IOException, JsonProcessingException {
final List list = jp.readValueAs(
new TypeReference>() {
// empty
});
final StringMap contextData = new ContextDataFactory().createContextData();
for (final MapEntry mapEntry : list) {
contextData.putValue(mapEntry.getKey(), mapEntry.getValue());
}
return contextData;
}
}