MetadataModel.java

/*
 * This program is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
 * Foundation.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
 * or from the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * 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 Lesser General Public License for more details.
 *
 * Copyright (c) 2011 Pentaho Corporation.  All rights reserved.
 * 
 * Created Jan, 2011
 * @author jdixon
*/
package org.saiku.adhoc.model.metadata.impl;

import org.saiku.adhoc.model.metadata.IModel;

/**
 * Concrete, lightweight, serializable implementation of an {@see IModel} object
 * @author jamesdixon
 *
 */
public class MetadataModel implements IModel {

  private static final long serialVersionUID = 6865069259179116876L;

  private Category[] categories = new Category[0];

  private String id, name, domainId, description;

  /**
   * Returns an array of categories for the model
   * @return
   */
  @Override
  public Category[] getCategories() {
    return categories;
  }

  /**
   * Returns the id of the model
   * @return
   */
  @Override
  public String getId() {
    return id;
  }

  /**
   * Returns the name of the model for the current locale
   * @return
   */
  @Override
  public String getName() {
    return name;
  }

  /**
   * Sets the categories for the model
   * @param categories
   */
  public void setCategories(Category[] categories) {
    this.categories = categories;
  }

  /**
   * Sets the id of the model
   * @param id
   */
  public void setId(String id) {
    this.id = id;
  }

  /**
   * Sets the name of the model for the current locale
   * @param name
   */
  public void setName(String name) {
    this.name = name;
  }

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((categories == null) ? 0 : categories.hashCode());
    result = prime * result + ((id == null) ? 0 : id.hashCode());
    result = prime * result + ((name == null) ? 0 : name.hashCode());
    return result;
  }

  /**
   * Determines whether two models are equal to each other
   */
  @Override
  public boolean equals(Object obj) {
    if (this == obj) {
      return true;
    }
    if (obj == null) {
      return false;
    }
    if (getClass() != obj.getClass()) {
      return false;
    }
    MetadataModel other = (MetadataModel) obj;
    if (categories == null) {
      if (other.categories != null) {
        return false;
      }
    }
    else if (categories.length != other.categories.length) {
      return false;
    }
    else {
      int idx=0;
      for( Category category : categories ) {
        if(!category.equals(other.categories[idx])) {
          return false;
        }
        idx++;
      }
    }
    if (id == null) {
      if (other.id != null) {
        return false;
      }
    } else if (!id.equals(other.id)) {
      return false;
    }
    if (name == null) {
      if (other.name != null) {
        return false;
      }
    } else if (!name.equals(other.name)) {
      return false;
    }
    return true;
  }

  /**
   * Returns the id of the domain of the model
   * @return
   */
  @Override
  public String getDomainId() {
    return domainId;
  }

  /**
   * Sets the domain id of the model
   * @param domainId
   */
  public void setDomainId(String domainId) {
    this.domainId = domainId;
  }

  /**
   * Returns the description of the model for the current locale
   * @return
   */
  @Override
  public String getDescription() {
    return description;
  }

  /**
   * Sets the description of the model
   * @param description
   */
  public void setDescription(String description) {
    this.description = description;
  }

}