InstructionJsonMatcher.java 文件源码

/**
 * Matches the contents of a mod MPLS label instruction.
 *
 * @param instructionJson JSON instruction to match
 * @param description Description object used for recording errors
 * @return true if contents match, false otherwise
 */
private boolean matchModMplsLabelInstruction(JsonNode instructionJson,
                                      Description description) {
    ModMplsLabelInstruction instructionToMatch =
            (ModMplsLabelInstruction) instruction;
    final String jsonSubtype = instructionJson.get("subtype").textValue();
    if (!instructionToMatch.subtype().name().equals(jsonSubtype)) {
        description.appendText("subtype was " + jsonSubtype);
        return false;
    }

    final String jsonType = instructionJson.get("type").textValue();
    if (!instructionToMatch.type().name().equals(jsonType)) {
        description.appendText("type was " + jsonType);
        return false;
    }

    final int jsonLabel = instructionJson.get("label").intValue();
    final int label = instructionToMatch.label().toInt();
    if (label != jsonLabel) {
        description.appendText("MPLS label was " + jsonLabel);
        return false;
    }

    return true;
}