content: /**
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.apache.solr.analysis;
  
  import java.util.Map;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
  *
  * @version $Id: BaseCharFilterFactory.java 890798 2009-12-15 14:13:59Z koji $
  * @since Solr 1.4
  *
  */
  public abstract class BaseCharFilterFactory implements CharFilterFactory {
  
    public static final Logger log = LoggerFactory.getLogger(BaseCharFilterFactory.class);
  
    /** The init args */
    protected Map<String,String> args;
  
    public Map<String, String> getArgs() {
      return args;
    }
  
    public void init(Map<String, String> args) {
      this.args = args;
    }
  
    protected int getInt(String name) {
      return getInt(name,-1,false);
    }
  
    protected int getInt(String name, int defaultVal) {
      return getInt(name,defaultVal,true);
    }
  
    protected int getInt(String name, int defaultVal, boolean useDefault) {
      String s = args.get(name);
      if (s==null) {
        if (useDefault) return defaultVal;
        throw new RuntimeException("Configuration Error: missing parameter '" + name + "'");
      }
      return Integer.parseInt(s);
    }
  }
  