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JsonNumberTypeDeserializer.java
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JsonNumberTypeDeserializer.java
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/*
* Copyright (c) 2016, 2020 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0,
* or the Eclipse Distribution License v. 1.0 which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
*/
package org.eclipse.yasson.internal.serializer;
import java.lang.reflect.Type;
import java.math.BigDecimal;
import jakarta.json.JsonBuilderFactory;
import jakarta.json.JsonNumber;
import jakarta.json.JsonObject;
import org.eclipse.yasson.internal.Unmarshaller;
import org.eclipse.yasson.internal.model.customization.Customization;
/**
* Deserializer for {@link JsonNumber} type.
*/
public class JsonNumberTypeDeserializer extends AbstractValueTypeDeserializer<JsonNumber> {
private static final String NUMBER = "number";
/**
* Creates a new instance.
*
* @param customization Model customization.
*/
public JsonNumberTypeDeserializer(Customization customization) {
super(JsonNumber.class, customization);
}
@Override
protected JsonNumber deserialize(String jsonValue, Unmarshaller unmarshaller, Type rtType) {
final JsonBuilderFactory factory = unmarshaller.getJsonbContext().getJsonProvider().createBuilderFactory(null);
JsonObject jsonObject;
try {
Integer integer = Integer.parseInt(jsonValue);
jsonObject = factory.createObjectBuilder()
.add(NUMBER, integer)
.build();
return jsonObject.getJsonNumber(NUMBER);
} catch (NumberFormatException exception) {
}
try {
Long l = Long.parseLong(jsonValue);
jsonObject = factory.createObjectBuilder()
.add(NUMBER, l)
.build();
return jsonObject.getJsonNumber(NUMBER);
} catch (NumberFormatException exception) {
}
jsonObject = factory.createObjectBuilder()
.add(NUMBER, new BigDecimal(jsonValue))
.build();
return jsonObject.getJsonNumber(NUMBER);
}
}