org.sonar.batch.scan.filesystem.PathPattern.java Source code

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Here is the source code for org.sonar.batch.scan.filesystem.PathPattern.java

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/*
 * Sonar, open source software quality management tool.
 * Copyright (C) 2008-2012 SonarSource
 * mailto:contact AT sonarsource DOT com
 *
 * Sonar 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.
 *
 * Sonar 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 Sonar; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
 */
package org.sonar.batch.scan.filesystem;

import org.apache.commons.lang.StringUtils;
import org.sonar.api.resources.Resource;
import org.sonar.api.scan.filesystem.FileSystemFilter;
import org.sonar.api.utils.WildcardPattern;

abstract class PathPattern {
    final WildcardPattern pattern;

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

    abstract boolean match(FileSystemFilter.Context context);

    abstract boolean match(Resource resource);

    abstract boolean supportResource();

    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);
    }

    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);
        }

        boolean match(FileSystemFilter.Context context) {
            return pattern.match(context.canonicalPath());
        }

        boolean match(Resource resource) {
            return false;
        }

        boolean supportResource() {
            return false;
        }

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

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

        boolean match(FileSystemFilter.Context context) {
            return pattern.match(context.relativePath());
        }

        boolean match(Resource resource) {
            return resource.matchFilePattern(pattern.toString());
        }

        boolean supportResource() {
            return true;
        }

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