@Override
public void configure(final Map<String, Object> config, final Map<String, Graph> graphs) {
final GryoMapper.Builder builder;
final Object graphToUseForMapper = config.get(TOKEN_USE_MAPPER_FROM_GRAPH);
if (graphToUseForMapper != null) {
if (null == graphs)
throw new IllegalStateException(
String.format(
"No graphs have been provided to the serializer and therefore %s is not a valid configuration",
TOKEN_USE_MAPPER_FROM_GRAPH));
final Graph g = graphs.get(graphToUseForMapper.toString());
if (null == g)
throw new IllegalStateException(
String.format(
"There is no graph named [%s] configured to be used in the %s setting",
graphToUseForMapper, TOKEN_USE_MAPPER_FROM_GRAPH));
// a graph was found so use the mapper it constructs. this allows gryo to be auto-configured
// with any
// custom classes that the implementation allows for
builder = g.io(GryoIo.build()).mapper();
} else {
// no graph was supplied so just use the default - this will likely be the case when using a
// graph
// with no custom classes or a situation where the user needs complete control like when using
// two
// distinct implementations each with their own custom classes.
builder = GryoMapper.build();
}
addIoRegistries(config, builder);
addCustomClasses(config, builder);
this.serializeToString =
Boolean.parseBoolean(
config.getOrDefault(TOKEN_SERIALIZE_RESULT_TO_STRING, "false").toString());
this.gryoMapper = builder.create();
}
/**
* Creates an instance with a standard {@link
* org.apache.tinkerpop.gremlin.structure.io.gryo.GryoMapper} instance. Note that this instance
* will be overriden by {@link #configure} is called.
*/
public GryoMessageSerializerV1d0() {
gryoMapper = GryoMapper.build().create();
}