org.sonar.plugins.codesize.SizingProfile.java Source code

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Here is the source code for org.sonar.plugins.codesize.SizingProfile.java

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/*
 * Sonar Codesize Plugin
 * Copyright (C) 2010 Matthijs Galesloot
 * dev@sonar.codehaus.org
 *
 * Licensed 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.
 */
package org.sonar.plugins.codesize;

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import org.apache.commons.configuration.Configuration;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.sonar.api.utils.SonarException;

/**
 * Define group of files with inclusion and exclusion patterns.
 *
 * @author Matthijs Galesloot
 * @since 1.0
 */
public final class SizingProfile {

    private static final String EXCLUDES = "excludes";

    private static final String INCLUDES = "includes";

    private static final Logger LOG = LoggerFactory.getLogger(SizingProfile.class);

    private final List<FileSetDefinition> fileSetDefinitions = new ArrayList<FileSetDefinition>();

    public SizingProfile(Configuration configuration) {

        String codeSizeProfile = configuration.getString(CodesizeConstants.SONAR_CODESIZE_PROFILE);
        if (codeSizeProfile == null) {
            codeSizeProfile = getConfigurationFromFile();
        }

        LOG.debug("Load codesize profile: " + codeSizeProfile);
        parse(codeSizeProfile);
    }

    private String getConfigurationFromFile() {
        InputStream inputStream = null;
        try {
            inputStream = SizingProfile.class.getResourceAsStream("/metrics.xml");

            return IOUtils.toString(inputStream, "UTF-8");
        } catch (IOException e) {
            throw new SonarException("Configuration file not found: metrics.xml", e);
        } finally {
            IOUtils.closeQuietly(inputStream);
        }
    }

    public List<FileSetDefinition> getFileSetDefinitions() {
        return fileSetDefinitions;
    }

    private void parse(String codeSizeProfile) {
        String[] lines = StringUtils.split(codeSizeProfile, '\n');
        FileSetDefinition fileSetDefinition = null;
        for (String line : lines) {
            if (!StringUtils.isBlank(line)) {
                String[] kv = StringUtils.stripAll(StringUtils.split(line, ":="));
                if (kv.length > 1) {
                    if (INCLUDES.contains(kv[0])) {
                        fileSetDefinition.addIncludes(kv[1]);
                    } else if (EXCLUDES.contains(kv[0])) {
                        fileSetDefinition.addExcludes(kv[1]);
                    }
                } else {
                    fileSetDefinition = new FileSetDefinition(line.trim());
                    getFileSetDefinitions().add(fileSetDefinition);
                }
            }
        }
    }
}