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.chemistry.opencmis.commons.impl.json.parser;
  
  /**
   * ParseException explains why and where the error occurs in source JSON text.
   * 
   * (Taken from JSON.simple &lt;http://code.google.com/p/json-simple/&gt; and
   * modified for OpenCMIS.)
   * 
   * @author FangYidong&lt;fangyidong@yahoo.com.cn&gt;
   */
  public class JSONParseException extends Exception {
      private static final long serialVersionUID = -7880698968187728548L;
  
      public static final int ERROR_UNEXPECTED_CHAR = 0;
      public static final int ERROR_UNEXPECTED_TOKEN = 1;
      public static final int ERROR_UNEXPECTED_EXCEPTION = 2;
      public static final int ERROR_STRING_TOO_LONG = 3;
      public static final int ERROR_JSON_TOO_BIG = 4;
  
      private int errorType;
      private Object unexpectedObject;
      private int position;
  
      public JSONParseException(int errorType) {
          this(-1, errorType, null);
      }
  
      public JSONParseException(int errorType, Object unexpectedObject) {
          this(-1, errorType, unexpectedObject);
      }
  
      public JSONParseException(int position, int errorType, Object unexpectedObject) {
          super();
  
          this.position = position;
          this.errorType = errorType;
          this.unexpectedObject = unexpectedObject;
      }
  
      @Override
      public String getMessage() {
          StringBuilder sb = new StringBuilder(128);
  
          switch (errorType) {
          case ERROR_UNEXPECTED_CHAR:
              sb.append("Unexpected character (").append(unexpectedObject).append(") at position ").append(position)
                      .append('.');
              break;
          case ERROR_UNEXPECTED_TOKEN:
              sb.append("Unexpected token ").append(unexpectedObject).append(" at position ").append(position)
                      .append('.');
              break;
          case ERROR_UNEXPECTED_EXCEPTION:
              sb.append("Unexpected exception at position ").append(position).append(": ").append(unexpectedObject);
              break;
          case ERROR_STRING_TOO_LONG:
              sb.append("String too long");
              break;
          case ERROR_JSON_TOO_BIG:
              sb.append("JSON too big");
              break;
          default:
              sb.append("Unkown error at position ").append(position).append('.');
              break;
          }
  
          return sb.toString();
      }
  
      public int getErrorType() {
          return errorType;
      }
  
      public void setErrorType(int errorType) {
          this.errorType = errorType;
      }
  
      /**
       * @see JSONParser#getPosition()
       * 
       * @return The character position (starting with 0) of the input where the
       *         error occurs.
       */
      public int getPosition() {
          return position;
      }
  
      public void setPosition(int position) {
          this.position = position;
      }
  
      /**
       * @see Yytoken
       * 
       * @return One of the following base on the value of errorType:
       *         ERROR_UNEXPECTED_CHAR java.lang.Character ERROR_UNEXPECTED_TOKEN
       *         Yytoken ERROR_UNEXPECTED_EXCEPTION java.lang.Exception
       */
      public Object getUnexpectedObject() {
          return unexpectedObject;
      }
  
      public void setUnexpectedObject(Object unexpectedObject) {
          this.unexpectedObject = unexpectedObject;
      }
  
      @Override
      public String toString() {
          return getMessage();
      }
  }
  