io.ebeaninternal.server.query.DFetchGroupBuilder Maven / Gradle / Ivy

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There is a newer version: 15.8.0
package io.ebeaninternal.server.query;

import io.avaje.lang.NonNullApi;
import io.ebean.FetchConfig;
import io.ebean.FetchGroup;
import io.ebean.FetchGroupBuilder;
import io.ebeaninternal.server.querydefn.OrmQueryDetail;
import io.ebeaninternal.server.querydefn.SpiFetchGroup;

/**
 * Default implementation of the FetchGroupBuilder.
 */
@NonNullApi
final class DFetchGroupBuilder implements FetchGroupBuilder {

  private static final FetchConfig DEFAULT_FETCH = FetchConfig.ofDefault();
  private static final FetchConfig FETCH_CACHE = FetchConfig.ofCache();
  private static final FetchConfig FETCH_QUERY = FetchConfig.ofQuery();
  private static final FetchConfig FETCH_LAZY = FetchConfig.ofLazy();

  private final OrmQueryDetail detail;

  DFetchGroupBuilder() {
    this.detail = new OrmQueryDetail();
  }

  @Override
  public FetchGroupBuilder select(String select) {
    detail.select(select);
    return this;
  }

  @Override
  public FetchGroupBuilder fetch(String path) {
    detail.fetchProperties(path, null, DEFAULT_FETCH);
    return this;
  }

  @Override
  public FetchGroupBuilder fetch(String path, FetchGroup nestedGroup) {
    return fetchNested(path, nestedGroup, DEFAULT_FETCH);
  }

  @Override
  public FetchGroupBuilder fetchQuery(String path, FetchGroup nestedGroup) {
    return fetchNested(path, nestedGroup, FETCH_QUERY);
  }

  @Override
  public FetchGroupBuilder fetchLazy(String path, FetchGroup nestedGroup) {
    return fetchNested(path, nestedGroup, FETCH_LAZY);
  }

  private FetchGroupBuilder fetchNested(String path, FetchGroup nestedGroup, FetchConfig fetchConfig) {
    OrmQueryDetail nestedDetail = ((SpiFetchGroup) nestedGroup).underlying();
    detail.addNested(path, nestedDetail, fetchConfig);
    return this;
  }

  @Override
  public FetchGroupBuilder fetchQuery(String path) {
    detail.fetchProperties(path, null, FETCH_QUERY);
    return this;
  }

  @Override
  public FetchGroupBuilder fetchCache(String path) {
    detail.fetchProperties(path, null, FETCH_CACHE);
    return this;
  }

  @Override
  public FetchGroupBuilder fetchLazy(String path) {
    detail.fetchProperties(path, null, FETCH_LAZY);
    return this;
  }

  @Override
  public FetchGroupBuilder fetch(String path, String properties) {
    detail.fetch(path, properties, DEFAULT_FETCH);
    return this;
  }

  @Override
  public FetchGroupBuilder fetchQuery(String path, String properties) {
    detail.fetch(path, properties, FETCH_QUERY);
    return this;
  }

  @Override
  public FetchGroupBuilder fetchCache(String path, String properties) {
    detail.fetch(path, properties, FETCH_CACHE);
    return this;
  }

  @Override
  public FetchGroupBuilder fetchLazy(String path, String properties) {
    detail.fetch(path, properties, FETCH_LAZY);
    return this;
  }

  @Override
  public FetchGroup build() {
    return new DFetchGroup<>(detail);
  }
}