CtlSchema.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.CTL_SCHEMA_BODY;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_CREATED_TIME;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_CREATED_USERNAME;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_DEFAULT_RECORD;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_JOIN_TABLE_CHILD_FK;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_JOIN_TABLE_CHILD_ID;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_JOIN_TABLE_NAME;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_JOIN_TABLE_PARENT_FK;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_JOIN_TABLE_PARENT_ID;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_META_INFO_FK;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_META_INFO_ID;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_TABLE_NAME;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_UNIQUE_CONSTRAINT;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.CTL_SCHEMA_VERSION;
import static org.kaaproject.kaa.server.common.dao.model.sql.ModelUtils.getLongId;

import org.kaaproject.kaa.common.dto.ctl.CTLSchemaDto;
import org.kaaproject.kaa.server.common.dao.impl.DaoUtil;

import java.io.Serializable;
import java.util.HashSet;
import java.util.Set;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.ForeignKey;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.Lob;
import javax.persistence.ManyToMany;
import javax.persistence.ManyToOne;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;

@Entity
@Table(name = CTL_SCHEMA_TABLE_NAME,
    uniqueConstraints =
    @UniqueConstraint(columnNames = {CTL_SCHEMA_META_INFO_ID, CTL_SCHEMA_VERSION},
        name = CTL_SCHEMA_UNIQUE_CONSTRAINT))
public class CtlSchema extends GenericModel<CTLSchemaDto> implements Serializable {

  private static final long serialVersionUID = -1179381742235545494L;

  @ManyToOne(optional = true, fetch = FetchType.EAGER)
  @JoinColumn(nullable = false, name = CTL_SCHEMA_META_INFO_ID,
      foreignKey = @ForeignKey(name = CTL_SCHEMA_META_INFO_FK))
  private CtlSchemaMetaInfo metaInfo;
  @Column(name = CTL_SCHEMA_VERSION)
  private Integer version;
  @Lob
  @Column(name = CTL_SCHEMA_BODY)
  private String body;
  @Lob
  @Column(name = CTL_SCHEMA_DEFAULT_RECORD)
  private String defaultRecord;
  @Column(name = CTL_SCHEMA_CREATED_USERNAME)
  private String createdUsername;
  @Column(name = CTL_SCHEMA_CREATED_TIME)
  private long createdTime;

  @ManyToMany(fetch = FetchType.LAZY)
  @JoinTable(name = CTL_SCHEMA_JOIN_TABLE_NAME,
      joinColumns = {@JoinColumn(name = CTL_SCHEMA_JOIN_TABLE_PARENT_ID)},
      foreignKey = @ForeignKey(name = CTL_SCHEMA_JOIN_TABLE_PARENT_FK),
      inverseJoinColumns = {@JoinColumn(name = CTL_SCHEMA_JOIN_TABLE_CHILD_ID)},
      inverseForeignKey = @ForeignKey(name = CTL_SCHEMA_JOIN_TABLE_CHILD_FK))
  private Set<CtlSchema> dependencySet = new HashSet<>();

  public CtlSchema() {
  }

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

  /**
   * Create instance of <code>CtlSchema</code>.
   *
   * @param dto data transfer object
   */
  public CtlSchema(CTLSchemaDto dto) {
    this.id = getLongId(dto.getId());
    this.metaInfo = new CtlSchemaMetaInfo(dto.getMetaInfo());
    this.version = dto.getVersion();
    this.createdUsername = dto.getCreatedUsername();
    this.createdTime = dto.getCreatedTime();
    update(dto);
  }

  /**
   * Update <code>CtlSchema</code> instance, get data from dto.
   *
   * @param dto data transfer object
   */
  public void update(CTLSchemaDto dto) {
    this.body = dto.getBody();
    this.defaultRecord = dto.getDefaultRecord();
    Set<CTLSchemaDto> dependencies = dto.getDependencySet();
    if (dependencies != null && !dependencies.isEmpty()) {
      for (CTLSchemaDto dependency : dependencies) {
        dependencySet.add(new CtlSchema(dependency));
      }
    }
  }

  public CtlSchemaMetaInfo getMetaInfo() {
    return metaInfo;
  }

  public void setMetaInfo(CtlSchemaMetaInfo metaInfo) {
    this.metaInfo = metaInfo;
  }

  public Integer getVersion() {
    return version;
  }

  public void setVersion(Integer version) {
    this.version = version;
  }

  public String getBody() {
    return body;
  }

  public void setBody(String body) {
    this.body = body;
  }

  public String getDefaultRecord() {
    return defaultRecord;
  }

  public void setDefaultRecord(String defaultRecord) {
    this.defaultRecord = defaultRecord;
  }

  public Set<CtlSchema> getDependencySet() {
    return dependencySet;
  }

  public void setDependencySet(Set<CtlSchema> dependencySet) {
    this.dependencySet = dependencySet;
  }

  public String getCreatedUsername() {
    return createdUsername;
  }

  public void setCreatedUsername(String createdUsername) {
    this.createdUsername = createdUsername;
  }

  public long getCreatedTime() {
    return createdTime;
  }

  public void setCreatedTime(long createdTime) {
    this.createdTime = createdTime;
  }

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

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

  @Override
  public CTLSchemaDto toDto() {
    CTLSchemaDto ctlSchemaDto = createDto();
    ctlSchemaDto.setId(getStringId());
    ctlSchemaDto.setMetaInfo(metaInfo.toDto());
    ctlSchemaDto.setVersion(version);
    ctlSchemaDto.setCreatedTime(createdTime);
    ctlSchemaDto.setCreatedUsername(createdUsername);
    ctlSchemaDto.setBody(body);
    ctlSchemaDto.setDefaultRecord(defaultRecord);
    ctlSchemaDto.setDependencySet(DaoUtil.convertDtoSet(dependencySet));
    return ctlSchemaDto;
  }

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((body == null) ? 0 : body.hashCode());
    result = prime * result + (int) (createdTime ^ (createdTime >>> 32));
    result = prime * result + ((createdUsername == null) ? 0 : createdUsername.hashCode());
    result = prime * result + ((defaultRecord == null) ? 0 : defaultRecord.hashCode());
    result = prime * result + ((dependencySet == null) ? 0 : dependencySet.hashCode());
    result = prime * result + ((metaInfo == null) ? 0 : metaInfo.hashCode());
    result = prime * result + ((version == null) ? 0 : version.hashCode());
    return result;
  }

  @Override
  public boolean equals(Object obj) {
    if (this == obj) {
      return true;
    }
    if (obj == null) {
      return false;
    }
    if (getClass() != obj.getClass()) {
      return false;
    }
    CtlSchema other = (CtlSchema) obj;
    if (body == null) {
      if (other.body != null) {
        return false;
      }
    } else if (!body.equals(other.body)) {
      return false;
    }
    if (createdTime != other.createdTime) {
      return false;
    }
    if (createdUsername == null) {
      if (other.createdUsername != null) {
        return false;
      }
    } else if (!createdUsername.equals(other.createdUsername)) {
      return false;
    }
    if (defaultRecord == null) {
      if (other.defaultRecord != null) {
        return false;
      }
    } else if (!defaultRecord.equals(other.defaultRecord)) {
      return false;
    }
    if (dependencySet == null) {
      if (other.dependencySet != null) {
        return false;
      }
    } else if (!dependencySet.equals(other.dependencySet)) {
      return false;
    }
    if (metaInfo == null) {
      if (other.metaInfo != null) {
        return false;
      }
    } else if (!metaInfo.equals(other.metaInfo)) {
      return false;
    }
    if (version == null) {
      if (other.version != null) {
        return false;
      }
    } else if (!version.equals(other.version)) {
      return false;
    }
    return true;
  }

  @Override
  public String toString() {
    StringBuilder builder = new StringBuilder();
    builder.append("CtlSchema [metaInfo=");
    builder.append(metaInfo);
    builder.append(", version=");
    builder.append(version);
    builder.append(", body=");
    builder.append(body);
    builder.append(", defaultRecord=");
    builder.append(defaultRecord);
    builder.append(", createdUsername=");
    builder.append(createdUsername);
    builder.append(", createdTime=");
    builder.append(createdTime);
    builder.append(", dependencySet=");
    builder.append(dependencySet);
    builder.append("]");
    return builder.toString();
  }

}