| /* |
| * 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_UTIL_ARRAYS_H_ |
| #define _DECAF_UTIL_ARRAYS_H_ |
| |
| #include <decaf/lang/exceptions/NullPointerException.h> |
| #include <decaf/lang/exceptions/IllegalArgumentException.h> |
| #include <decaf/lang/exceptions/IndexOutOfBoundsException.h> |
| |
| namespace decaf { |
| namespace util { |
| |
| class Arrays { |
| private: |
| |
| Arrays(const Arrays& source); |
| Arrays& operator=(const Arrays& source); |
| |
| private: |
| |
| Arrays(); |
| |
| public: |
| |
| virtual ~Arrays(); |
| |
| /** |
| * Fills an array with the specified element. |
| * |
| * @param array |
| * The Array to fill. |
| * @param size |
| * The actual size of the array passed. |
| * @param value |
| * The value to fill the array with. |
| * |
| * @throws NullPointerException if array is Null. |
| * @throws IllegalArgumentException if the size parameter is negative, or the start |
| * index is greater than the end index. |
| */ |
| template<typename E> |
| static void fill(E* array, int size, const E& value) { |
| |
| if (array == NULL) { |
| throw decaf::lang::exceptions::NullPointerException( |
| __FILE__, __LINE__, "Array pointer given was NULL."); |
| } |
| |
| if (size < 0) { |
| throw decaf::lang::exceptions::IllegalArgumentException( |
| __FILE__, __LINE__, "Array size value given was negative."); |
| } |
| |
| for (int i = 0; i < size; ++i) { |
| array[i] = value; |
| } |
| } |
| |
| /** |
| * Fills an array with the specified element within the range given. |
| * |
| * @param array |
| * The Array to fill. |
| * @param size |
| * The actual size of the array passed. |
| * @param start |
| * The index to start the fill from (inclusive). |
| * @param end |
| * The index to fill to (exclusive). |
| * @param value |
| * The value to fill the array with. |
| * |
| * @throws NullPointerException if array is Null. |
| * @throws IllegalArgumentException if the size parameter is negative, or the start |
| * index is greater than the end index. |
| * @throws IndexOutOfBoundsException if the start index is negative or the end index |
| * is greater than the size parameter. |
| */ |
| template< typename E> |
| static void fill(E* array, int size, int start, int end, const E& value) { |
| |
| if (array == NULL) { |
| throw decaf::lang::exceptions::NullPointerException( |
| __FILE__, __LINE__, "Array pointer given was NULL." ); |
| } |
| |
| if (size < 0) { |
| throw decaf::lang::exceptions::IllegalArgumentException( |
| __FILE__, __LINE__, "Array size value given was negative." ); |
| } |
| |
| if (start > end) { |
| throw decaf::lang::exceptions::IllegalArgumentException( |
| __FILE__, __LINE__, "The start index was greater than the end index." ); |
| } |
| |
| if (start < 0 || end > size) { |
| throw decaf::lang::exceptions::IndexOutOfBoundsException( |
| __FILE__, __LINE__, "The start index {%d} end index {%d} range is invalid.", start, end ); |
| } |
| |
| for (int i = start; i < end; ++i) { |
| array[i] = value; |
| } |
| } |
| |
| }; |
| |
| }} |
| |
| #endif /* _DECAF_UTIL_ARRAYS_H_ */ |