RealmString.java

package ru.wowworks.wowworker.utils.type;

import com.squareup.moshi.FromJson;
import com.squareup.moshi.ToJson;

import io.realm.RealmList;
import io.realm.RealmObject;

public class RealmString extends RealmObject {

    private String value;

    public RealmString(){}

    public RealmString(String value){

        this.value = value;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (!(o instanceof RealmString) && !(o instanceof String)) return false;

        if(o instanceof RealmString) {
            RealmString that = (RealmString) o;
            return value != null ? value.equals(that.value) : that.value == null;
        }

        String that = (String) o;
        return value != null && value.equals(that);

    }

    @Override
    public int hashCode() {
        return value != null ? value.hashCode() : 0;
    }

    @Override
    public String toString() {
        return value;
    }

    public String getValue() {
        return value;
    }

    public void setValue(String value) {
        this.value = value;
    }


    public static class MoshiAdapter {

        @ToJson
        public String toJson(RealmString string) {
            return string.getValue();
        }

        @FromJson
        public RealmString fromJson(String string) {
            return new RealmString(string);
        }

        @ToJson
        public String[] toJsonArray(RealmList<RealmString> stringList) {
            String[] array = new String[stringList.size()];
            for (int i = 0; i < array.length; i++) {
                array[i] = stringList.get(i).getValue();
            }
            return  array;
        }

        @FromJson
        public RealmList<RealmString> fromJsonArray(String[] stringArray) {
            RealmList<RealmString> list = new RealmList<>();
            for (int i = 0; i < stringArray.length; i++) {
                list.add(new RealmString(stringArray[i]));
            }
            return  list;
        }

    }
}