package org.opentripplanner.model.json_serialization; import com.fasterxml.jackson.core.JsonGenerator; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.databind.JsonSerializer; import com.fasterxml.jackson.databind.SerializerProvider; import java.io.IOException; import java.util.BitSet; /** * Serialize a BitSet to an array [true, false . . .]. */ public class BitSetSerializer extends JsonSerializer<BitSet> { @Override public void serialize(BitSet bitSet, JsonGenerator jsonGenerator, SerializerProvider serializerProvider) throws IOException, JsonProcessingException { jsonGenerator.writeStartArray(); for (int i = 0; i < bitSet.length(); i++) { jsonGenerator.writeBoolean(bitSet.get(i)); } jsonGenerator.writeEndArray(); } }