common-utils/src/main/java/org/warp/commonutils/moshi/IntListJsonAdapter.java

40 lines
1.1 KiB
Java

package org.warp.commonutils.moshi;
import com.squareup.moshi.JsonAdapter;
import com.squareup.moshi.JsonReader;
import com.squareup.moshi.JsonWriter;
import it.unimi.dsi.fastutil.ints.IntArrayList;
import it.unimi.dsi.fastutil.ints.IntList;
import it.unimi.dsi.fastutil.ints.IntLists;
import java.io.IOException;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public class IntListJsonAdapter extends JsonAdapter<IntList> {
@Override
public @NotNull IntList fromJson(@NotNull JsonReader reader) throws IOException {
reader.beginArray();
IntArrayList modifiableOutput = new IntArrayList();
while (reader.hasNext()) {
modifiableOutput.add(reader.nextInt());
}
reader.endArray();
return IntLists.unmodifiable(modifiableOutput);
}
@Override
public void toJson(@NotNull JsonWriter writer, @Nullable IntList value) throws IOException {
if (value == null) {
writer.nullValue();
return;
}
writer.beginArray();
for (int i = 0; i < value.size(); i++) {
writer.value((long) value.getInt(i));
}
writer.endArray();
}
}