content: /*
   * Copyright 1999-2012 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.
   */
  /**
   * (created at 2011-7-13)
   */
  package com.alibaba.cobar.route.config;
  
  import com.alibaba.cobar.parser.ast.expression.Expression;
  
  /**
   * @author <a href="mailto:shuo.qius@alibaba-inc.com">QIU Shuo</a>
   */
  public final class TableRuleConfig {
  
      private final String name;
      private final RuleConfig[] rules;
  
      public TableRuleConfig(String name, RuleConfig[] rules) {
          this.name = name;
          this.rules = rules;
          if (rules != null) {
              for (RuleConfig r : rules) {
                  r.tableRuleName = name;
              }
          }
      }
  
      public String getName() {
          return name;
      }
  
      public RuleConfig[] getRules() {
          return rules;
      }
  
      public static final class RuleConfig {
          private String tableRuleName;
          /** upper-case */
          private final String[] columns;
          private final Expression algorithm;
  
          public RuleConfig(String[] columns, Expression algorithm) {
              this.columns = columns == null ? new String[0] : columns;
              this.algorithm = algorithm;
          }
  
          public String[] getColumns() {
              return columns;
          }
  
          public Expression getAlgorithm() {
              return algorithm;
          }
  
          @Override
          public String toString() {
              StringBuilder s = new StringBuilder();
              s.append("{tableRule:").append(tableRuleName).append(", columns:[");
              for (int i = 0; i < columns.length; ++i) {
                  if (i > 0)
                      s.append(", ");
                  s.append(columns[i]);
              }
              s.append("]}");
              return s.toString();
          }
      }
  
  }
  