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/* 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.activiti.explorer.util;

import java.util.Collection;
import java.util.Iterator;


/**
 * @author Joram Barrez
 */
public class StringUtil {
  
  @SuppressWarnings("rawtypes")
  public static String toReadableString(Collection collection) {
    Iterator it = collection.iterator();
    StringBuilder strb = new StringBuilder();
    while(it.hasNext()) {
      Object next = it.next();
      strb.append(next.toString() + ", ");
    }
    if (strb.length() > 2) {
      strb.delete(strb.length()-2, strb.length());
    }
    return strb.toString();
  }

}