001    /* Copyright (c) 2011, Jesper Öqvist <jesper.oqvist@cs.lth.se>
002     * All rights reserved.
003     *
004     * Redistribution and use in source and binary forms, with or without
005     * modification, are permitted provided that the following conditions are met:
006     *
007     * 1. Redistributions of source code must retain the above copyright notice,
008     * this list of conditions and the following disclaimer.
009     *
010     * 2. Redistributions in binary form must reproduce the above copyright notice,
011     * this list of conditions and the following disclaimer in the documentation
012     * and/or other materials provided with the distribution.
013     *
014     * 3. Neither the name of the copyright holder nor the names of its
015     * contributors may be used to endorse or promote products derived from this
016     * software without specific prior written permission.
017     *
018     * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
019     * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
020     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
021     * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
022     * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
023     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
024     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
025     * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
026     * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
027     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
028     * POSSIBILITY OF SUCH DAMAGE.
029     */
030    
031    
032    /**
033     * Add support for warnings to ExtendJ.
034     */
035    aspect Warnings {
036    
037        /**
038         * The collectErrors method is refined so that it calls
039         * the checkWarnings method on each ASTNode to report
040         * unchecked warnings.
041         */
042        refine ErrorCheck public void ASTNode.collectErrors() {
043                nameCheck();
044                typeCheck();
045                accessControl();
046                exceptionHandling();
047                checkUnreachableStmt();
048                definiteAssignment();
049                checkModifiers();
050                checkWarnings();
051                for(int i = 0; i < getNumChild(); i++) {
052                        getChild(i).collectErrors();
053                }
054        }
055    
056        /**
057         * Checking of the SafeVarargs annotation is only needed for method
058         * declarations.
059         */
060        public void ASTNode.checkWarnings() {
061        }
062    
063    }