001package org.hl7.fhir.instance.utilities;
002
003/**
004 * Encapsulates StringBuilder to build strings of values separated by comma
005 * @author Ewout
006 */
007
008public class CommaSeparatedStringBuilder {
009
010  boolean first = true;
011  StringBuilder b = new StringBuilder();
012
013  public void append(String value) {
014    if (!first)
015      b.append(", ");
016    b.append(value);
017    first = false;    
018    
019  }
020  
021  @Override
022  public String toString() {
023    return b.toString();
024  }
025}