org.sonar.api.batch.fs.internal.PathPattern.java Source code

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Here is the source code for org.sonar.api.batch.fs.internal.PathPattern.java

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/*
 * SonarQube
 * Copyright (C) 2009-2017 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.api.batch.fs.internal;

import org.apache.commons.io.FilenameUtils;
import org.apache.commons.lang.StringUtils;
import org.sonar.api.batch.fs.IndexedFile;
import org.sonar.api.utils.WildcardPattern;

public abstract class PathPattern {

    final WildcardPattern pattern;

    PathPattern(String pattern) {
        this.pattern = WildcardPattern.create(pattern);
    }

    public abstract boolean match(IndexedFile inputFile);

    public abstract boolean match(IndexedFile inputFile, boolean caseSensitiveFileExtension);

    public static PathPattern create(String s) {
        String trimmed = StringUtils.trim(s);
        if (StringUtils.startsWithIgnoreCase(trimmed, "file:")) {
            return new AbsolutePathPattern(StringUtils.substring(trimmed, "file:".length()));
        }
        return new RelativePathPattern(trimmed);
    }

    public static PathPattern[] create(String[] s) {
        PathPattern[] result = new PathPattern[s.length];
        for (int i = 0; i < s.length; i++) {
            result[i] = create(s[i]);
        }
        return result;
    }

    private static class AbsolutePathPattern extends PathPattern {
        private AbsolutePathPattern(String pattern) {
            super(pattern);
        }

        @Override
        public boolean match(IndexedFile inputFile) {
            return match(inputFile, true);
        }

        @Override
        public boolean match(IndexedFile inputFile, boolean caseSensitiveFileExtension) {
            String path = inputFile.absolutePath();
            if (!caseSensitiveFileExtension) {
                String extension = sanitizeExtension(FilenameUtils.getExtension(inputFile.file().getName()));
                if (StringUtils.isNotBlank(extension)) {
                    path = StringUtils.removeEndIgnoreCase(path, extension);
                    path = path + extension;
                }
            }
            return pattern.match(path);
        }

        @Override
        public String toString() {
            return "file:" + pattern.toString();
        }
    }

    /**
     * Path relative to module basedir
     */
    private static class RelativePathPattern extends PathPattern {
        private RelativePathPattern(String pattern) {
            super(pattern);
        }

        @Override
        public boolean match(IndexedFile inputFile) {
            return match(inputFile, true);
        }

        @Override
        public boolean match(IndexedFile inputFile, boolean caseSensitiveFileExtension) {
            String path = inputFile.relativePath();
            if (!caseSensitiveFileExtension) {
                String extension = sanitizeExtension(FilenameUtils.getExtension(inputFile.file().getName()));
                if (StringUtils.isNotBlank(extension)) {
                    path = StringUtils.removeEndIgnoreCase(path, extension);
                    path = path + extension;
                }
            }
            return path != null && pattern.match(path);
        }

        @Override
        public String toString() {
            return pattern.toString();
        }
    }

    static String sanitizeExtension(String suffix) {
        return StringUtils.lowerCase(StringUtils.removeStart(suffix, "."));
    }
}