org.bedework.eventreg.bus.ChangeManager Maven / Gradle / Ivy

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/* ********************************************************************
Licensed to Jasig under one or more contributor license
agreements. See the NOTICE file distributed with this work
for additional information regarding copyright ownership.
Jasig licenses this file to you under the Apache License,
Version 2.0 (the "License"); you may not use this file
except in compliance with the License. You may obtain a
copy of the License at:

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on
an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied. See the License for the
specific language governing permissions and limitations
under the License.
 */
package org.bedework.eventreg.bus;

import org.bedework.eventreg.db.Change;
import org.bedework.eventreg.db.Registration;
import org.bedework.util.logging.BwLogger;
import org.bedework.util.logging.Logged;

import java.util.List;

/** Handle change logging.
 *
 * @author douglm
 *
 */
public class ChangeManager implements Logged {
  private SessionManager sessMan;

  /** Specify the change by label and value
   */
  public static class ChangeItem {
    private String name;
    private String value;

    /**
     * @param val name of changed value
     */
    public void setName(final String val) {
      name = val;
    }

    /**
     * @return name of changed value
     */
    public String getName() {
      return name;
    }

    /**
     * @param val changed value
     */
    public void setValue(final String val) {
      value = val;
    }

    /**
     * @return changed value
     */
    public String getValue() {
      return value;
    }

    /**
     * @param name of changed value
     * @param value changed value
     */
    public ChangeItem(final String name,
                      final String value) {
      this.name = name;
      this.value = value;
    }

    /**
     * @param value int new value
     * @return new change item
     */
    public static ChangeItem makeUpdNumTickets(final int value) {
      return new ChangeItem(Change.lblUpdNumTickets,
                            String.valueOf(value));
    }
  }

  /**
   * @param sessMan SessionManager
   */
  public ChangeManager(final SessionManager sessMan) {
    this.sessMan = sessMan;
  }

  /**
   * @param c
   */
  public void addChange(final Change c) {
    sessMan.addChange(c);
  }

  /**
   * @param lastmod - changes after this
   * @return changes
   */
  public List getChanges(final String lastmod) {
    return sessMan.getChanges(lastmod);
  }

  /**
   * @param reg changed Registration
   * @param type of change
   */
  public void addChange(final Registration reg,
                        final String type) {
    final Change c = new Change();

    c.setAuthid(sessMan.getCurrentUser());
    c.setRegistrationId(reg.getRegistrationId());
    c.setLastmod(reg.getLastmod());
    c.setType(type);

    addChange(c);
  }

  /**
   * @param reg changed Registration
   * @param type
   * @param ci
   */
  public void addChange(final Registration reg,
                        final String type,
                        final ChangeItem ci) {
    final Change c = new Change();

    c.setAuthid(sessMan.getCurrentUser());
    c.setRegistrationId(reg.getRegistrationId());
    c.setLastmod(reg.getLastmod());
    c.setType(type);
    c.setName(ci.name);
    c.setValue(ci.value);

    addChange(c);
  }

  /**
   * @param reg changed Registration
   * @param numTickets added
   */
  public void addTicketsAdded(final Registration reg,
                              final int numTickets) {
    addChange(reg, Change.typeTktAdded,
              ChangeItem.makeUpdNumTickets(reg.getNumTickets()));
  }

  /**
   * @param reg changed Registration
   */
  public void addRegFulfilled(final Registration reg) {
    addChange(reg, Change.typeRegFulfilled);
  }

  /**
   * @param reg to mark as deleted
   */
  public void deleteReg(final Registration reg) {
    addChange(reg, Change.typeDelReg);
  }

  /* =========================================================
   *                   Logged methods
   * ========================================================= */

  private final BwLogger logger = new BwLogger();

  @Override
  public BwLogger getLogger() {
    if ((logger.getLoggedClass() == null) && (logger.getLoggedName() == null)) {
      logger.setLoggedClass(getClass());
    }

    return logger;
  }
}