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/*
 * SonarQube Issue Assign Plugin
 * Copyright (C) 2014 SonarSource
 * [email protected]
 *
 * 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  02
 */
package org.sonar.plugins.issueassign.util;

import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.sonar.api.config.Settings;
import org.sonar.api.issue.Issue;
import org.sonar.plugins.issueassign.exception.SettingNotConfiguredException;

import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;

public final class PluginUtils {

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

  private PluginUtils() {
  }

  public static String getProjectKeyFromIssue(final Issue issue) {
    final String[] keyComponents = issue.componentKey().split(":");
    final String projectKey = keyComponents[0] + ":" + keyComponents[1];
    LOG.debug("Project key for issue [" + issue.key() + "] is [" + projectKey + "]");
    return projectKey;
  }

  public static String getConfiguredSetting(final Settings settings, final String key) throws SettingNotConfiguredException {
    final String setting = settings.getString(key);
    if (StringUtils.isEmpty(setting)) {
      LOG.debug("Plugin setting [" + key + "] not configured.");
      throw new SettingNotConfiguredException();
    }
    return setting;
  }

  /**
   * Encode an URL to UTF-8.
   */
  public static String urlEncode(String toEncode) {
    try {
      return URLEncoder.encode(toEncode, "UTF-8");
    } catch (UnsupportedEncodingException e) {
      throw new IllegalStateException("Encoding not supported", e);
    }
  }

}