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.camel.component.salesforce.api;
  
  import java.io.IOException;
  import java.lang.reflect.Array;
  import java.lang.reflect.Method;
  
  import com.fasterxml.jackson.core.JsonGenerationException;
  import com.fasterxml.jackson.core.JsonGenerator;
  import com.fasterxml.jackson.databind.SerializerProvider;
  import com.fasterxml.jackson.databind.ser.std.StdSerializer;
  
  /**
   * Jackson Serializer for generating ';' separated strings for MultiSelect pick-lists.
   */
  public class MultiSelectPicklistSerializer extends StdSerializer<Object> {
  
      private static final long serialVersionUID = 3064638196900557354L;
  
      protected MultiSelectPicklistSerializer() {
          super(Object.class);
      }
  
      @Override
      public void serialize(Object value, JsonGenerator jgen, SerializerProvider provider) throws IOException {
  
          // get Picklist enum element class from array class
          Class<?> arrayClass = value.getClass();
          final Class<?> aClass = arrayClass.getComponentType();
  
          try {
  
              Method getterMethod = aClass.getMethod("value");
              final int length = Array.getLength(value);
  
              // construct a string of form value1;value2;...
              final StringBuilder buffer = new StringBuilder();
              for (int i = 0; i < length; i++) {
                  buffer.append((String) getterMethod.invoke(Array.get(value, i)));
                  if (i < (length - 1)) {
                      buffer.append(';');
                  }
              }
  
              jgen.writeString(buffer.toString());
  
          } catch (Exception e) {
              throw new JsonGenerationException(
                      String.format("Exception writing pick list value %s of type %s: %s", value, value.getClass().getName(),
                              e.getMessage()),
                      jgen);
          }
      }
  }
  