content: /**
   * Copyright 1999-2011 Alibaba Group
   *
   * 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 com.alibaba.cobar.client.router.rules;
  
  import org.apache.commons.lang.StringUtils;
  import org.apache.commons.lang.Validate;
  
  /**
   * horizontal partitioning oriented rule that matches against entity/table type and attribute values.<br>
   * 
   * @author fujohnwang
   *
   * @param <F>
   * @param <T>
   */
  public abstract class AbstractEntityAttributeRule<F, T> extends AbstractEntityTypeRule<F, T> {
      private String attributePattern;
      
      public AbstractEntityAttributeRule(String typePattern, String action)
      {
          super(typePattern, action);
      }
      
      public AbstractEntityAttributeRule(String typePattern, String action, String attributePattern)
      {
          super(typePattern, action);
          Validate.notEmpty(StringUtils.trimToEmpty(attributePattern));
          
          this.attributePattern = attributePattern;
      }
  
      public String getAttributePattern() {
          return attributePattern;
      }
  
      public void setAttributePattern(String attributePattern) {
          Validate.notEmpty(StringUtils.trimToEmpty(attributePattern));
          this.attributePattern = attributePattern;
      }
  
      @Override
      public int hashCode() {
          final int prime = 31;
          int result = super.hashCode();
          result = prime * result + ((attributePattern == null) ? 0 : attributePattern.hashCode());
          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;
          AbstractEntityAttributeRule other = (AbstractEntityAttributeRule) obj;
          if (attributePattern == null) {
              if (other.attributePattern != null)
                  return false;
          } else if (!attributePattern.equals(other.attributePattern))
              return false;
          return true;
      }
      
  }
  