JsonVisualFilter.java

Go to the documentation of this file.

/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2023 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.visual;
 
import java.util.HashSet;
import java.util.Set;
import java.util.function.Consumer;
import org.turro.json.JsonSearch;
import org.turro.json.Jsons;
import org.turro.security.FlatPermissions;
import org.turro.security.Permissions;
import org.turro.util.Cached;
 
public abstract class JsonVisualFilter {
 
  public JsonVisualFilter addSecurity(String name) {
    securityGroups.add(name);
    return this;
  }
  
  /* Filter */
  
  public String filter(String json) {
    return doFilter(Jsons.read(json).search().silent(), JsonVisualConstraints.load(name(), defaults())).string();
  }
  
  public JsonSearch filter(JsonSearch json) {
    return doFilter(json.silent(), JsonVisualConstraints.load(name(), defaults()));
  }
  
  protected abstract String name();
  protected abstract Consumer<JsonVisualConstraints> defaults();
  protected abstract JsonSearch doFilter(JsonSearch json, JsonVisualConstraints jvc);
  
  /* Utils */
  
  protected Set<String> securityGroups() {
    return securityGroups;
  }
  
  /* Factory */
  
  protected final Set<String> securityGroups;
  protected final Cached<FlatPermissions> permissions = Cached.instance(() -> Permissions.from(securityGroups()));
  
  protected JsonVisualFilter() {
    securityGroups = new HashSet<>();
  }
 
}