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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2021 Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.utils;
import java.io.IOException;
import java.time.OffsetDateTime;
import java.time.format.DateTimeFormatter;
import com.google.gson.TypeAdapter;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonToken;
import com.google.gson.stream.JsonWriter;
/**
* @author Waqas Ikram (waqas.ikram@est.tech)
*
*/
public class OffsetDateTimeTypeAdapter extends TypeAdapter<OffsetDateTime> {
private DateTimeFormatter formatter;
public OffsetDateTimeTypeAdapter() {
this(DateTimeFormatter.ISO_OFFSET_DATE_TIME);
}
public OffsetDateTimeTypeAdapter(final DateTimeFormatter formatter) {
this.formatter = formatter;
}
@Override
public void write(final JsonWriter out, final OffsetDateTime date) throws IOException {
if (date == null) {
out.nullValue();
} else {
out.value(formatter.format(date));
}
}
@Override
public OffsetDateTime read(final JsonReader in) throws IOException {
if (JsonToken.NULL == in.peek()) {
in.nextNull();
return null;
}
String date = in.nextString();
if (date.endsWith("+0000")) {
date = date.substring(0, date.length() - 5) + "Z";
}
return OffsetDateTime.parse(date, formatter);
}
}
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