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.search.function;
  
  /**
   * <code>MaxFloatFunction</code> returns the max of it's components.
   */
  public class MaxFloatFunction extends MultiFloatFunction {
    public MaxFloatFunction(ValueSource[] sources) {
      super(sources);
    }
  
    @Override  
    protected String name() {
      return "max";
    }
  
    @Override
    protected float func(int doc, DocValues[] valsArr) {
      boolean first = true;
      float val = 0.0f;
      for (DocValues vals : valsArr) {
        if (first) {
          first = false;
          val = vals.floatVal(doc);
        } else {
          val = Math.max(vals.floatVal(doc),val);
        }
      }
      return val;
    }
  }
  