net.sf.aguacate.util.json.impl.JsonCodecImpl Maven / Gradle / Ivy

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package net.sf.aguacate.util.json.impl;

import java.io.IOException;
import java.io.Reader;
import java.io.Writer;
import java.util.Map;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;

import net.sf.aguacate.util.json.JsonCodec;

public class JsonCodecImpl implements JsonCodec {

	private static final ObjectMapper MAPPER;

	static {
		MAPPER = new ObjectMapper();
	}

	@Override
	public String encode(Object object) {
		try {
			return MAPPER.writeValueAsString(object);
		} catch (JsonProcessingException e) {
			throw new IllegalArgumentException(e);
		}
	}

	@Override
	public String encode(Map object) {
		try {
			return MAPPER.writeValueAsString(object);
		} catch (JsonProcessingException e) {
			throw new IllegalArgumentException(e);
		}
	}

	@Override
	public void encode(Writer writer, Object object) throws IOException {
		MAPPER.writeValue(writer, object);
	}

	@SuppressWarnings("unchecked")
	@Override
	public Map decode(String json) {
		try {
			return MAPPER.readValue(json, Map.class);
		} catch (IOException e) {
			throw new IllegalArgumentException(e);
		}
	}

	@SuppressWarnings("unchecked")
	@Override
	public Map decode(Reader reader) {
		try {
			return MAPPER.readValue(reader, Map.class);
		} catch (IOException e) {
			throw new IllegalArgumentException(e);
		}
	}

}