/*

  * 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.commons.el;

 import java.util.MissingResourceException;

 import java.util.ResourceBundle;

 /**

  *

  * <p>This contains all of the non-public constants, including

  * messsage strings read from the resource file.

  *

  * @author Nathan Abramson - Art Technology Group

  * @author Shawn Bayern

  *

  * @version $Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: bayard $

  **/

 public class Constants

 {

   //-------------------------------------

   // Resources

   static ResourceBundle sResources =

   ResourceBundle.getBundle ("org.apache.commons.el.Resources");

   //-------------------------------------

   // Messages from the resource bundle

   //-------------------------------------

   public static final String EXCEPTION_GETTING_BEANINFO =

     getStringResource ("EXCEPTION_GETTING_BEANINFO");

   public static final String NULL_EXPRESSION_STRING =

     getStringResource ("NULL_EXPRESSION_STRING");

   public static final String PARSE_EXCEPTION =

     getStringResource ("PARSE_EXCEPTION");

   public static final String CANT_GET_PROPERTY_OF_NULL =

     getStringResource ("CANT_GET_PROPERTY_OF_NULL");

   public static final String NO_SUCH_PROPERTY =

     getStringResource ("NO_SUCH_PROPERTY");

   public static final String NO_GETTER_METHOD =

     getStringResource ("NO_GETTER_METHOD");

   public static final String ERROR_GETTING_PROPERTY =

     getStringResource ("ERROR_GETTING_PROPERTY");

   public static final String CANT_GET_INDEXED_VALUE_OF_NULL =

     getStringResource ("CANT_GET_INDEXED_VALUE_OF_NULL");

   public static final String CANT_GET_NULL_INDEX =

     getStringResource ("CANT_GET_NULL_INDEX");

   public static final String NULL_INDEX =

     getStringResource ("NULL_INDEX");

   public static final String BAD_INDEX_VALUE =

     getStringResource ("BAD_INDEX_VALUE");

   public static final String EXCEPTION_ACCESSING_LIST =

     getStringResource ("EXCEPTION_ACCESSING_LIST");

   public static final String EXCEPTION_ACCESSING_ARRAY =

     getStringResource ("EXCEPTION_ACCESSING_ARRAY");

   public static final String CANT_FIND_INDEX =

     getStringResource ("CANT_FIND_INDEX");

   public static final String TOSTRING_EXCEPTION =

     getStringResource ("TOSTRING_EXCEPTION");

   public static final String BOOLEAN_TO_NUMBER =

     getStringResource ("BOOLEAN_TO_NUMBER");

   public static final String STRING_TO_NUMBER_EXCEPTION =

     getStringResource ("STRING_TO_NUMBER_EXCEPTION");

   public static final String COERCE_TO_NUMBER =

     getStringResource ("COERCE_TO_NUMBER");

   public static final String BOOLEAN_TO_CHARACTER =

     getStringResource ("BOOLEAN_TO_CHARACTER");

   public static final String EMPTY_STRING_TO_CHARACTER =

     getStringResource ("EMPTY_STRING_TO_CHARACTER");

   public static final String COERCE_TO_CHARACTER =

     getStringResource ("COERCE_TO_CHARACTER");

   public static final String NULL_TO_BOOLEAN =

     getStringResource ("NULL_TO_BOOLEAN");

   public static final String STRING_TO_BOOLEAN =

     getStringResource ("STRING_TO_BOOLEAN");

   public static final String COERCE_TO_BOOLEAN =

     getStringResource ("COERCE_TO_BOOLEAN");

   public static final String COERCE_TO_OBJECT =

     getStringResource ("COERCE_TO_OBJECT");

   public static final String NO_PROPERTY_EDITOR =

     getStringResource ("NO_PROPERTY_EDITOR");

   public static final String PROPERTY_EDITOR_ERROR =

     getStringResource ("PROPERTY_EDITOR_ERROR");

   public static final String ARITH_OP_NULL =

     getStringResource ("ARITH_OP_NULL");

   public static final String ARITH_OP_BAD_TYPE =

     getStringResource ("ARITH_OP_BAD_TYPE");

   public static final String ARITH_ERROR =

     getStringResource ("ARITH_ERROR");

   public static final String ERROR_IN_EQUALS =

     getStringResource ("ERROR_IN_EQUALS");

   public static final String UNARY_OP_BAD_TYPE =

     getStringResource ("UNARY_OP_BAD_TYPE");

   public static final String NAMED_VALUE_NOT_FOUND =

     getStringResource ("NAMED_VALUE_NOT_FOUND");

   public static final String CANT_GET_INDEXED_PROPERTY =

     getStringResource ("CANT_GET_INDEXED_PROPERTY");

   public static final String COMPARABLE_ERROR =

     getStringResource ("COMPARABLE_ERROR");

   public static final String BAD_IMPLICIT_OBJECT =

     getStringResource ("BAD_IMPLICIT_OBJECT");

   public static final String ATTRIBUTE_EVALUATION_EXCEPTION =

     getStringResource ("ATTRIBUTE_EVALUATION_EXCEPTION");

   public static final String ATTRIBUTE_PARSE_EXCEPTION =

     getStringResource ("ATTRIBUTE_PARSE_EXCEPTION");

   public static final String UNKNOWN_FUNCTION =

     getStringResource ("UNKNOWN_FUNCTION");

   public static final String INAPPROPRIATE_FUNCTION_ARG_COUNT =

     getStringResource ("INAPPROPRIATE_FUNCTION_ARG_COUNT");

   public static final String FUNCTION_INVOCATION_ERROR =

     getStringResource ("FUNCTION_INVOCATION_ERROR");

   //-------------------------------------

   // Getting resources

   //-------------------------------------

   /**

    *

    * 

    **/

   public static String getStringResource (String pResourceName)

     throws MissingResourceException

   {

     try {

       String ret = sResources.getString (pResourceName);

       if (ret == null) {

         String str = "ERROR: Unable to load resource " + pResourceName;

         System.err.println (str);

         throw new MissingResourceException 

           (str, 

            "org.apache.commons.el.Constants",

            pResourceName);

       }

       else {

         return ret;

       }

     }

     catch (MissingResourceException exc) {

       System.err.println ("ERROR: Unable to load resource " +

                           pResourceName +

                           ": " +

                           exc);

       throw exc;

     }

   }

   //-------------------------------------

 }