| /* |
| * 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. |
| */ |
| |
| #ifndef _DECAF_LANG_APPENDABLE_H_ |
| #define _DECAF_LANG_APPENDABLE_H_ |
| |
| #include <decaf/lang/Exception.h> |
| #include <decaf/util/Config.h> |
| |
| namespace decaf{ |
| namespace lang{ |
| |
| class CharSequence; |
| |
| class DECAF_API Appendable { |
| public: |
| |
| virtual ~Appendable() {} |
| |
| /** |
| * Appends the specified character to this Appendable. |
| * @param value - The character to append |
| * @returns a Reference to this Appendable |
| * @throws Exception if an error occurs. |
| */ |
| virtual Appendable& append( char value ) throw( decaf::lang::Exception ) = 0; |
| |
| /** |
| * Appends the specified character sequence to this Appendable. |
| * @param csq - The character sequence from which a subsequence will be appended. |
| * If csq is NULL, then characters will be appended as if csq contained the |
| * string "null". |
| * @returns a Reference to this Appendable |
| * @throws Exception if an error occurs. |
| */ |
| virtual Appendable& append( const CharSequence* csq ) |
| throw ( decaf::lang::Exception ) = 0; |
| |
| /** |
| * Appends a subsequence of the specified character sequence to this Appendable. |
| * @param csq - The character sequence from which a subsequence will be appended. |
| * If csq is NULL, then characters will be appended as if csq contained the |
| * string "null". |
| * @param start - The index of the first character in the subsequence |
| * @param end - The index of the character following the last character in the subsequence |
| * @returns a Reference to this Appendable |
| * @throws Exception if an error occurs. |
| * @throws IndexOutOfBoundsException start is greater than end, or end is |
| * greater than csq.length() |
| */ |
| virtual Appendable& append( const CharSequence* csq, |
| std::size_t start, std::size_t end ) |
| throw( decaf::lang::Exception ) = 0; |
| |
| }; |
| |
| }} |
| |
| #endif /*_DECAF_LANG_APPENDABLE_H_*/ |