LogAppender.java

/*
 * Copyright 2014-2016 CyberVision, Inc.
 *
 * Licensed 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.kaaproject.kaa.server.common.dao.model.sql;

import static org.kaaproject.kaa.server.common.dao.DaoConstants.LOG_APPENDER_CONFIRM_DELIVERY;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.LOG_APPENDER_MAX_LOG_SCHEMA_VERSION;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.LOG_APPENDER_MIN_LOG_SCHEMA_VERSION;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.LOG_APPENDER_TABLE_NAME;

import org.kaaproject.kaa.common.dto.logs.LogAppenderDto;
import org.kaaproject.kaa.common.dto.logs.LogHeaderStructureDto;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

import javax.persistence.CollectionTable;
import javax.persistence.Column;
import javax.persistence.ElementCollection;
import javax.persistence.Entity;
import javax.persistence.EnumType;
import javax.persistence.Enumerated;
import javax.persistence.Inheritance;
import javax.persistence.InheritanceType;
import javax.persistence.Table;

@Entity
@Table(name = LOG_APPENDER_TABLE_NAME)
@Inheritance(strategy = InheritanceType.JOINED)
public class LogAppender extends Plugin<LogAppenderDto> implements Serializable {

  private static final long serialVersionUID = 8884800929390746097L;

  @Column(name = LOG_APPENDER_MIN_LOG_SCHEMA_VERSION)
  private int minLogSchemaVersion;

  @Column(name = LOG_APPENDER_MAX_LOG_SCHEMA_VERSION)
  private int maxLogSchemaVersion;

  @Column(name = LOG_APPENDER_CONFIRM_DELIVERY)
  private boolean confirmDelivery;

  @ElementCollection(targetClass = LogHeaderStructureDto.class)
  @Enumerated(EnumType.STRING)
  @CollectionTable(name = "header_structure")
  @Column(name = "structure_field", nullable = false)
  private List<LogHeaderStructureDto> headerStructure;

  public LogAppender() {
    super();
  }

  public LogAppender(Long id) {
    this.id = id;
  }

  /**
   * Instantiates a log appender.
   */
  public LogAppender(LogAppenderDto dto) {
    super(dto);
    if (dto != null) {
      this.minLogSchemaVersion = dto.getMinLogSchemaVersion();
      this.maxLogSchemaVersion = dto.getMaxLogSchemaVersion();
      this.confirmDelivery = dto.isConfirmDelivery();
      this.headerStructure = dto.getHeaderStructure();
    }
  }

  public int getMinLogSchemaVersion() {
    return minLogSchemaVersion;
  }

  public void setMinLogSchemaVersion(int minLogSchemaVersion) {
    this.minLogSchemaVersion = minLogSchemaVersion;
  }

  public int getMaxLogSchemaVersion() {
    return maxLogSchemaVersion;
  }

  public void setMaxLogSchemaVersion(int maxLogSchemaVersion) {
    this.maxLogSchemaVersion = maxLogSchemaVersion;
  }

  public boolean isConfirmDelivery() {
    return confirmDelivery;
  }

  public void setConfirmDelivery(boolean confirmDelivery) {
    this.confirmDelivery = confirmDelivery;
  }

  public List<LogHeaderStructureDto> getHeaderStructure() {
    return headerStructure;
  }

  public void setHeaderStructure(List<LogHeaderStructureDto> headerStructure) {
    this.headerStructure = headerStructure;
  }

  @Override
  public LogAppenderDto toDto() {
    LogAppenderDto dto = super.toDto();
    dto.setId(getStringId());
    if (application != null) {
      dto.setApplicationToken(application.getApplicationToken());
      dto.setTenantId(application.getTenant().getStringId());
    }
    dto.setMinLogSchemaVersion(minLogSchemaVersion);
    dto.setMaxLogSchemaVersion(maxLogSchemaVersion);
    dto.setConfirmDelivery(confirmDelivery);
    dto.setHeaderStructure(headerStructure != null
        ? new ArrayList<>(headerStructure)
        : new ArrayList<>());
    return dto;
  }

  @Override
  protected LogAppenderDto createDto() {
    return new LogAppenderDto();
  }

  @Override
  protected GenericModel<LogAppenderDto> newInstance(Long id) {
    return new LogAppender(id);
  }

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = super.hashCode();
    result = prime * result + (confirmDelivery ? 1231 : 1237);
    result = prime * result
        + ((headerStructure == null) ? 0 : headerStructure.hashCode());
    result = prime * result + maxLogSchemaVersion;
    result = prime * result + minLogSchemaVersion;
    return result;
  }

  @Override
  public boolean equals(Object obj) {
    if (this == obj) {
      return true;
    }
    if (!super.equals(obj)) {
      return false;
    }
    if (getClass() != obj.getClass()) {
      return false;
    }
    LogAppender other = (LogAppender) obj;
    if (confirmDelivery != other.confirmDelivery) {
      return false;
    }
    if (headerStructure == null) {
      if (other.headerStructure != null) {
        return false;
      }
    } else if (!headerStructure.equals(other.headerStructure)) {
      return false;
    }
    if (maxLogSchemaVersion != other.maxLogSchemaVersion) {
      return false;
    }
    if (minLogSchemaVersion != other.minLogSchemaVersion) {
      return false;
    }
    return true;
  }

  @Override
  public String toString() {
    StringBuilder builder = new StringBuilder();
    builder.append("LogAppender [minLogSchemaVersion=");
    builder.append(minLogSchemaVersion);
    builder.append(", maxLogSchemaVersion=");
    builder.append(maxLogSchemaVersion);
    builder.append(", confirmDelivery=");
    builder.append(confirmDelivery);
    builder.append(", headerStructure=");
    builder.append(headerStructure);
    builder.append(", parent=");
    builder.append(super.toString());
    builder.append("]");
    return builder.toString();
  }


}