digester.addSetProperties(MATCH_PARAMETER, "key", "key");
digester.addSetProperties(MATCH_PARAMETER, "value", "value");
digester.addSetNext(MATCH_PARAMETER, "addParameter");
digester.addObjectCreate(MATCH_MESSAGE, HttpTestEntryStep.Value.class);
digester.addSetProperties(MATCH_MESSAGE, "value", "value");
digester.addSetNext(MATCH_MESSAGE, "addMessage");
digester.addObjectCreate(MATCH_ERROR, HttpTestEntryStep.Value.class);
digester.addSetProperties(MATCH_ERROR, "value", "value");
digester.addSetNext(MATCH_ERROR, "addError");