Merhaba Arkadaşlar

Bir uygulama var. Bunu android stüdyo ile düzenlemeye çalışıyorumfakat aşağıdaki hatayı alıyorum. get ve set methodu ekle dediler ama kod bilgim yok nereye nasıl eklemeliyim. yardım edebilirmisiniz.
http://prntscr.com/rsvxlf

hataya tıkladığım zaman bu sayfaya atıyor.

sayfadaki kodların tamamı aşağıdaki gibi

package org.schabi.newpipe.database.history.model;import androidx.room.ColumnInfo;import androidx.room.Entity;import androidx.room.Ignore;import androidx.room.Index;import androidx.room.PrimaryKey;import java.util.Date;import static org.schabi.newpipe.database.history.model.SearchHistoryEntry.SEARCH;@Entity(tableName = SearchHistoryEntry.TABLE_NAME,        indices = {@Index(value = SEARCH)})public class SearchHistoryEntry {    public static final String ID = "id";    public static final String TABLE_NAME = "search_history";    public static final String SERVICE_ID = "service_id";    public static final String CREATION_DATE = "creation_date";    public static final String SEARCH = "search";    @ColumnInfo(name = ID)    @PrimaryKey(autoGenerate = true)    private long id;    @ColumnInfo(name = CREATION_DATE)    private Date creationDate;    @ColumnInfo(name = SERVICE_ID)    private int serviceId;    @ColumnInfo(name = SEARCH)    private String search;    public SearchHistoryEntry(Date creationDate, int serviceId, String search) {        this.serviceId = serviceId;        this.creationDate = creationDate;        this.search = search;    }    public long getId() {        return id;    }    public void setId(long id) {        this.id = id;    }    public Date getCreationDate() {        return creationDate;    }    public void setCreationDate(Date creationDate) {        this.creationDate = creationDate;    }    public int getServiceId() {        return serviceId;    }    public void setServiceId(int serviceId) {        this.serviceId = serviceId;    }    public String getSearch() {        return search;    }    public void setSearch(String search) {        this.search = search;    }    @Ignore    public boolean hasEqualValues(SearchHistoryEntry otherEntry) {        return getServiceId() == otherEntry.getServiceId() &&                getSearch().equals(otherEntry.getSearch());    }}