Java tutorial
/* * The Apache Software License, Version 1.1 * * Copyright (c) 1999 The Apache Software Foundation. All rights * reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. The end-user documentation included with the redistribution, if * any, must include the following acknowlegement: * "This product includes software developed by the * Apache Software Foundation (http://www.apache.org/)." * Alternately, this acknowlegement may appear in the software itself, * if and wherever such third-party acknowlegements normally appear. * * 4. 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IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * ==================================================================== * * 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.commons.el; import java.util.Locale; import java.util.ResourceBundle; import java.util.MissingResourceException; /** * * <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: luehe $ **/ public class Constants { // ------------------------------------- // Resources /** * ???Locale??Windows??Error * zh_CN?zh_CN? * Chris @ 2014-3-18 */ static ResourceBundle sResources = ResourceBundle.getBundle("org.apache.commons.el.Resources", new Locale("zh", "CN")); // ------------------------------------- // 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; } } // ------------------------------------- }