plugins/generate-tostring/src/org/jetbrains/generate/tostring/template/DefaultBuilder.vm

public java.lang.String toString() {
final java.lang.StringBuilder sb = new java.lang.StringBuilder("$classname{");
#set ($i = 0)
#foreach ($member in $members)
#if ($i == 0)
sb.append("##
#else
sb.append(", ##
#end
#if ($member.string)
$member.name='")##
#else
$member.name=")##
#end
#if ($member.primitiveArray || $member.objectArray)
.append(java.util.Arrays.toString($member.name));
#elseif ($member.string)
.append($member.accessor).append('\'');
#else
.append($member.accessor);
#end
#set ($i = $i + 1)
#end
sb.append('}');
return sb.toString();
}