Replace the old scraping code with new WebFlux-based scraping actions

comixed-library/src/main/java/org/comixed/model/scraping/ScrapingCache.java

@@ -0,0 +1,66 @@
+/*
+ * ComiXed - A digital comic book library management application.
+ * Copyright (C) 2020, The ComiXed Project
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses>
+ */
+
+package org.comixed.model.scraping;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import javax.persistence.*;
+import lombok.Getter;
+import lombok.Setter;
+
+/**
+ * <code>ScrapingCache</code> holds the details for a single scraping interaction. The data is
+ * stored and retrieved to avoid having to go back to data source.
+ *
+ * @author Darryl L. Pierce
+ */
+@Entity
+@Table(name = "scraping_cache")
+public class ScrapingCache {
+  @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  @Getter
+  private Long id;
+
+  @Column(name = "source", length = 32, updatable = false, nullable = false)
+  @Getter
+  @Setter
+  private String source;
+
+  @Column(name = "cache_key", length = 256, updatable = false, nullable = false)
+  @Getter
+  @Setter
+  private String cacheKey;
+
+  @Column(name = "date_fetched", nullable = false, updatable = false)
+  @Getter
+  @Setter
+  @Temporal(TemporalType.TIMESTAMP)
+  private Date fetched = new Date();
+
+  @OneToMany(
+      mappedBy = "scrapingCache",
+      fetch = FetchType.EAGER,
+      cascade = CascadeType.ALL,
+      orphanRemoval = true)
+  @OrderColumn(name = "entry_number")
+  @Getter
+  private List<ScrapingCacheEntry> entries = new ArrayList<>();
+}