com.firefly.utils.json.serializer.CollectionSerializer Maven / Gradle / Ivy
package com.firefly.utils.json.serializer;
import static com.firefly.utils.json.JsonStringSymbol.ARRAY_PRE;
import static com.firefly.utils.json.JsonStringSymbol.ARRAY_SUF;
import static com.firefly.utils.json.JsonStringSymbol.EMPTY_ARRAY;
import static com.firefly.utils.json.JsonStringSymbol.SEPARATOR;
import java.io.IOException;
import java.util.Collection;
import java.util.Iterator;
import com.firefly.utils.json.JsonWriter;
import com.firefly.utils.json.Serializer;
public class CollectionSerializer implements Serializer {
@Override
public void convertTo(JsonWriter writer, Object obj)
throws IOException {
Collection collection = (Collection) obj;
if (collection.size() == 0) {
writer.write(EMPTY_ARRAY);
return;
}
writer.append(ARRAY_PRE);
for (Iterator it = collection.iterator();;) {
SerialStateMachine.toJson(it.next(), writer);
if (!it.hasNext()) {
writer.append(ARRAY_SUF);
return;
}
writer.append(SEPARATOR);
}
}
}