io.earcam.utilitarian.site.search.offline.jsonb.JsonBind Maven / Gradle / Ivy

/*-
 * #%L
 * io.earcam.utilitarian.site.search.offline
 * %%
 * Copyright (C) 2017 earcam
 * %%
 * SPDX-License-Identifier: (BSD-3-Clause OR EPL-1.0 OR Apache-2.0 OR MIT)
 *
 * You must choose to accept, in full - any individual or combination of
 * the following licenses:
 * 
 * 	BSD-3-Clause
 * 	EPL-1.0
 * 	Apache-2.0
 * 	MIT
 * 
 * #L%
 */
package io.earcam.utilitarian.site.search.offline.jsonb;

import java.io.StringWriter;

import javax.json.bind.Jsonb;
import javax.json.bind.JsonbBuilder;
import javax.json.bind.JsonbConfig;

public final class JsonBind {

	private JsonBind()
	{}

	private static final JsonbConfig CONFIGURATION = new JsonbConfig()
			.withNullValues(true)
			.withFormatting(true)
			.withAdapters(
					new JsonbFileAdapter() {},
					new JsonbUriAdapter() {});

	private static final Jsonb JSONB = JsonbBuilder.create(CONFIGURATION);


	public static String writeJson(Object instance)
	{
		return writeJson(JSONB, instance);
	}


	public static String writeJson(Jsonb jsonb, Object instance)
	{
		StringWriter writer = new StringWriter();
		jsonb.toJson(instance, writer);
		return writer.toString();
	}


	public static  T readJson(String json, Class type)
	{
		return JSONB.fromJson(json, type);
	}
}