src/share/classes/java/util/AbstractMap.java

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*** 521,531 **** sb.append(key == this ? "(this Map)" : key); sb.append('='); sb.append(value == this ? "(this Map)" : value); if (! i.hasNext()) return sb.append('}').toString(); ! sb.append(", "); } } /** * Returns a shallow copy of this <tt>AbstractMap</tt> instance: the keys --- 521,531 ---- sb.append(key == this ? "(this Map)" : key); sb.append('='); sb.append(value == this ? "(this Map)" : value); if (! i.hasNext()) return sb.append('}').toString(); ! sb.append(',').append(' '); } } /** * Returns a shallow copy of this <tt>AbstractMap</tt> instance: the keys