org.apache.rocketmq.shaded.com.google.gson.internal.sql.SqlTimestampTypeAdapter Maven / Gradle / Ivy
package org.apache.rocketmq.shaded.com.google.gson.internal.sql;
import org.apache.rocketmq.shaded.com.google.gson.Gson;
import org.apache.rocketmq.shaded.com.google.gson.TypeAdapter;
import org.apache.rocketmq.shaded.com.google.gson.TypeAdapterFactory;
import org.apache.rocketmq.shaded.com.google.gson.reflect.TypeToken;
import org.apache.rocketmq.shaded.com.google.gson.stream.JsonReader;
import org.apache.rocketmq.shaded.com.google.gson.stream.JsonWriter;
import java.io.IOException;
import java.sql.Timestamp;
import java.util.Date;
class SqlTimestampTypeAdapter extends TypeAdapter {
static final TypeAdapterFactory FACTORY = new TypeAdapterFactory() {
@SuppressWarnings("unchecked") // we use a runtime check to make sure the 'T's equal
@Override public TypeAdapter create(Gson gson, TypeToken typeToken) {
if (typeToken.getRawType() == Timestamp.class) {
final TypeAdapter dateTypeAdapter = gson.getAdapter(Date.class);
return (TypeAdapter) new SqlTimestampTypeAdapter(dateTypeAdapter);
} else {
return null;
}
}
};
private final TypeAdapter dateTypeAdapter;
private SqlTimestampTypeAdapter(TypeAdapter dateTypeAdapter) {
this.dateTypeAdapter = dateTypeAdapter;
}
@Override
public Timestamp read(JsonReader in) throws IOException {
Date date = dateTypeAdapter.read(in);
return date != null ? new Timestamp(date.getTime()) : null;
}
@Override
public void write(JsonWriter out, Timestamp value) throws IOException {
dateTypeAdapter.write(out, value);
}
}