/*
    * ====================================================================
    * 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  
  package org.apache.hc.client5.http.entity.mime;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  
  import org.apache.hc.core5.http.NameValuePair;
  
  /**
   * Minimal MIME field.
   *
   * @since 4.0
   */
  public class MimeField {
  
      private final String name;
      private final String value;
      private final List<NameValuePair> parameters;
  
      public MimeField(final String name, final String value) {
          super();
          this.name = name;
          this.value = value;
          this.parameters = Collections.emptyList();
      }
  
      /**
       * @since 4.6
       */
      public MimeField(final String name, final String value, final List<NameValuePair> parameters) {
          this.name = name;
          this.value = value;
          this.parameters = parameters != null ?
                  Collections.unmodifiableList(new ArrayList<>(parameters)) : Collections.emptyList();
      }
  
      public MimeField(final MimeField from) {
          this(from.name, from.value, from.parameters);
      }
  
      public String getName() {
          return this.name;
      }
  
      /**
       * @since 4.6
       */
      public String getValue() {
          return this.value;
      }
  
      public String getBody() {
          final StringBuilder sb = new StringBuilder();
          sb.append(this.value);
          for (int i = 0; i < this.parameters.size(); i++) {
              final NameValuePair parameter = this.parameters.get(i);
              sb.append("; ");
              sb.append(parameter.getName());
              sb.append("=\"");
              sb.append(parameter.getValue());
              sb.append("\"");
          }
          return sb.toString();
      }
  
      public List<NameValuePair> getParameters() {
          return this.parameters;
      }
  
      @Override
      public String toString() {
          final StringBuilder buffer = new StringBuilder();
         buffer.append(this.name);
         buffer.append(": ");
         buffer.append(this.getBody());
         return buffer.toString();
     }
 
 }