CacheWrapper.java

package com.alorma.github.cache;

import com.alorma.github.emoji.Emoji;
import com.alorma.github.sdk.bean.dto.request.IssueRequest;
import com.alorma.github.sdk.bean.info.RepoInfo;
import com.fewlaps.quitnowcache.QNCache;
import com.fewlaps.quitnowcache.QNCacheBuilder;
import core.repositories.Repo;
import java.util.List;
import java.util.concurrent.TimeUnit;

public class CacheWrapper {

  private static final int KEEPALIVE_IN_MILLIS = 10 * 60 * 1000;

  private static final String REPO_KEY_PREFIX = "repo";
  private static final String README_KEY_PREFIX = "readme";
  private static final String ISSUE_COMMENT_KEY_PREFIX = "issue";
  private static final String ISSUE_REQUEST_KEY_PREFIX = "issue_request";
  private static final String EMOJIS = "EMOJIS";

  private static QNCache cache =
      new QNCacheBuilder().setDefaultKeepaliveInMillis(KEEPALIVE_IN_MILLIS).createQNCache();

  private static String convertToEffectiveRepoKey(String repoId) {
    return REPO_KEY_PREFIX + repoId;
  }

  //region readmes
  public static String getReadme(String repoId) {
    return cache.get(convertToEffectiveReadmeKey(repoId));
  }

  public static void setReadme(String repoId, String htmlContent) {
    cache.set(convertToEffectiveReadmeKey(repoId), htmlContent);
  }

  private static String convertToEffectiveReadmeKey(String repoId) {
    return README_KEY_PREFIX + repoId;
  }
  //endregion

  // region newissuecomment
  public static String getIssueComment(String newIssueId) {
    return cache.get(convertToEffectiveIssueCommentKey(newIssueId));
  }

  public static void setNewIssueComment(String newIssueId, String newIssueComment) {
    cache.set(convertToEffectiveIssueCommentKey(newIssueId), newIssueComment);
  }

  public static void clearIssueComment(String newIssueId) {
    cache.remove(convertToEffectiveIssueCommentKey(newIssueId));
  }

  private static String convertToEffectiveIssueCommentKey(String newIssueId) {
    return ISSUE_COMMENT_KEY_PREFIX + newIssueId;
  }

  // region newissuerequest
  public static IssueRequest getIssueRequest(String repoId) {
    return cache.get(convertToEffectiveIssueCommentKey(repoId));
  }

  public static void setNewIssueRequest(String repoId, IssueRequest issueRequest) {
    cache.set(convertToEffectiveIssueCommentKey(repoId), issueRequest);
  }

  public static void clearIssueRequest(String repoId) {
    cache.remove(convertToEffectiveIssueCommentKey(repoId));
  }

  private static String convertToEffectiveIssueRequestKey(String repoId) {
    return ISSUE_REQUEST_KEY_PREFIX + repoId;
  }
  // endregion

  public static void clear() {
    cache.removeAll();
  }

  // region Repository
  public static Repo getRepository(RepoInfo repoInfo) {
    return cache.get(convertToEffectiveRepoKey(repoInfo.owner + "/" + repoInfo.name));
  }

  public static void setRepository(Repo repo) {
    cache.set(convertToEffectiveRepoKey(repo.owner + "/" + repo.name), repo,
        TimeUnit.MINUTES.toMillis(10));
  }

  public static void setEmojis(List<Emoji> emojis) {
    cache.set(EMOJIS, emojis);
  }

  public static List<Emoji> getEmojis() {
    return cache.get(EMOJIS);
  }
}