Coverage Report - org.apache.commons.fileupload.util.FileItemHeadersImpl
 
Classes in this File Line Coverage Branch Coverage Complexity
FileItemHeadersImpl
100%
20/20
100%
6/6
2
 
 1  
 /*
 2  
  * Licensed to the Apache Software Foundation (ASF) under one or more
 3  
  * contributor license agreements.  See the NOTICE file distributed with
 4  
  * this work for additional information regarding copyright ownership.
 5  
  * The ASF licenses this file to You under the Apache License, Version 2.0
 6  
  * (the "License"); you may not use this file except in compliance with
 7  
  * the License.  You may obtain a copy of the License at
 8  
  *
 9  
  *      http://www.apache.org/licenses/LICENSE-2.0
 10  
  *
 11  
  * Unless required by applicable law or agreed to in writing, software
 12  
  * distributed under the License is distributed on an "AS IS" BASIS,
 13  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 14  
  * See the License for the specific language governing permissions and
 15  
  * limitations under the License.
 16  
  */
 17  
 package org.apache.commons.fileupload.util;
 18  
 
 19  
 import java.io.Serializable;
 20  
 import java.util.ArrayList;
 21  
 import java.util.Collections;
 22  
 import java.util.Iterator;
 23  
 import java.util.LinkedHashMap;
 24  
 import java.util.List;
 25  
 import java.util.Locale;
 26  
 import java.util.Map;
 27  
 
 28  
 import org.apache.commons.fileupload.FileItemHeaders;
 29  
 
 30  
 /**
 31  
  * Default implementation of the {@link FileItemHeaders} interface.
 32  
  *
 33  
  * @since 1.2.1
 34  
  */
 35  3195
 public class FileItemHeadersImpl implements FileItemHeaders, Serializable {
 36  
 
 37  
     /**
 38  
      * Serial version UID, being used, if serialized.
 39  
      */
 40  
     private static final long serialVersionUID = -4455695752627032559L;
 41  
 
 42  
     /**
 43  
      * Map of <code>String</code> keys to a <code>List</code> of
 44  
      * <code>String</code> instances.
 45  
      */
 46  3195
     private final Map<String, List<String>> headerNameToValueListMap = new LinkedHashMap<String, List<String>>();
 47  
 
 48  
     /**
 49  
      * {@inheritDoc}
 50  
      */
 51  
     public String getHeader(String name) {
 52  15983
         String nameLower = name.toLowerCase(Locale.ENGLISH);
 53  15983
         List<String> headerValueList = headerNameToValueListMap.get(nameLower);
 54  15983
         if (null == headerValueList) {
 55  9536
             return null;
 56  
         }
 57  6447
         return headerValueList.get(0);
 58  
     }
 59  
 
 60  
     /**
 61  
      * {@inheritDoc}
 62  
      */
 63  
     public Iterator<String> getHeaderNames() {
 64  1
         return headerNameToValueListMap.keySet().iterator();
 65  
     }
 66  
 
 67  
     /**
 68  
      * {@inheritDoc}
 69  
      */
 70  
     public Iterator<String> getHeaders(String name) {
 71  4
         String nameLower = name.toLowerCase(Locale.ENGLISH);
 72  4
         List<String> headerValueList = headerNameToValueListMap.get(nameLower);
 73  4
         if (null == headerValueList) {
 74  1
             headerValueList = Collections.emptyList();
 75  
         }
 76  4
         return headerValueList.iterator();
 77  
     }
 78  
 
 79  
     /**
 80  
      * Method to add header values to this instance.
 81  
      *
 82  
      * @param name name of this header
 83  
      * @param value value of this header
 84  
      */
 85  
     public synchronized void addHeader(String name, String value) {
 86  3246
         String nameLower = name.toLowerCase(Locale.ENGLISH);
 87  3246
         List<String> headerValueList = headerNameToValueListMap.get(nameLower);
 88  3246
         if (null == headerValueList) {
 89  3243
             headerValueList = new ArrayList<String>();
 90  3243
             headerNameToValueListMap.put(nameLower, headerValueList);
 91  
         }
 92  3246
         headerValueList.add(value);
 93  3246
     }
 94  
 
 95  
 }