sonar-scanner-cli/sonar-runner-api/src/main/java/org/sonar/runner/api/Utils.java

/*
 * Sonar Runner - API
 * Copyright (C) 2011 SonarSource
 * dev@sonar.codehaus.org
 *
 * 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.runner.api;

import java.util.Arrays;
import java.util.Iterator;

class Utils {
  /**
   * Similar to org.apache.commons.lang.StringUtils#join()
   */
  static String join(String[] array, String delimiter) {
    StringBuilder sb = new StringBuilder();
    Iterator it = Arrays.asList(array).iterator();
    while (it.hasNext()) {
      sb.append(it.next());
      if (!it.hasNext()) {
        break;
      }
      sb.append(delimiter);
    }
    return sb.toString();
  }
}