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OptaPlanner solves planning problems. This lightweight, embeddable planning engine implements powerful and scalable algorithms to optimize business resource scheduling and planning. This module contains the examples which demonstrate how to use it in a normal Java application.

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package org.optaplanner.examples.machinereassignment.persistence;

import java.io.IOException;

import org.optaplanner.examples.machinereassignment.domain.MrMachine;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;

public class MrMachineKeySerializer extends JsonSerializer {

    @Override
    public void serialize(MrMachine mrMachine, JsonGenerator jsonGenerator, SerializerProvider serializerProvider)
            throws IOException {
        jsonGenerator.writeFieldId(mrMachine.getId());
    }
}