in src/main/java/org/apache/activemq/nms/openwire/tool/commands/SessionIdGenerator.java [63:77]
protected void generateAdditonalMembers( PrintWriter out ) {
out.println(" public ConnectionId ParentId");
out.println(" {");
out.println(" get");
out.println(" {");
out.println(" if( this.parentId == null ) {");
out.println(" this.parentId = new ConnectionId( this );");
out.println(" }");
out.println(" return this.parentId;");
out.println(" }");
out.println(" }");
out.println("");
super.generateAdditonalMembers( out );
}