Java OFInstructionMeter类代码示例

import org.projectfloodlight.openflow.protocol.instruction.OFInstructionMeter; //导入依赖的package包/类
/**
 * Create an OFFlowMod that can be passed to StaticEntryPusher.
 *
 * @param sw       switch object
 * @param match    match for the flow
 * @param meter    meter for the flow
 * @param actions  actions for the flow
 * @param cookie   cookie for the flow
 * @param priority priority to set on the flow
 * @return {@link OFFlowMod}
 */
private OFFlowMod buildFlowMod(final IOFSwitch sw, final Match match, final OFInstructionMeter meter,
                               final OFInstructionApplyActions actions, final long cookie, final int priority) {
    OFFlowMod.Builder fmb = sw.getOFFactory().buildFlowAdd();
    fmb.setIdleTimeout(FlowModUtils.INFINITE_TIMEOUT);
    fmb.setHardTimeout(FlowModUtils.INFINITE_TIMEOUT);
    fmb.setBufferId(OFBufferId.NO_BUFFER);
    fmb.setCookie(U64.of(cookie));
    fmb.setPriority(priority);
    List<OFInstruction> instructions = new ArrayList<>(2);

    if (meter != null) {              // If no meter then no bandwidth limit
        instructions.add(meter);
    }

    if (actions != null) {       // If no instruction then Drops packet
        instructions.add(actions);
    }

    if (match != null) {              // If no then match everything
        fmb.setMatch(match);
    }

    return fmb.setInstructions(instructions).build();
}
 

import org.projectfloodlight.openflow.protocol.instruction.OFInstructionMeter; //导入依赖的package包/类
/**
 * Convert the string representation of an OFInstructionMeter to
 * an OFInstructionMeter. The instruction will be set within the
 * OFFlowMod.Builder provided. Notice nothing is returned, but the
 * side effect is the addition of an instruction in the OFFlowMod.Builder.
 * @param fmb; The FMB in which to append the new instruction
 * @param instStr; The string to parse the instruction from
 * @param log
 */
public static void meterFromString(OFFlowMod.Builder fmb, String inst, Logger log) {
	if (inst == null || inst.isEmpty()) {
		return;
	}

	if (fmb.getVersion().compareTo(OFVersion.OF_13) < 0) {
		log.error("Goto Meter Instruction not supported in OpenFlow 1.0, 1.1, or 1.2");
		return;
	}

	OFInstructionMeter.Builder ib = OFFactories.getFactory(fmb.getVersion()).instructions().buildMeter();

	if (inst.startsWith("0x")) {
		ib.setMeterId(Long.valueOf(inst.replaceFirst("0x", ""), 16));
	} else {
		ib.setMeterId(Long.valueOf(inst));
	}		

	log.debug("Appending (Goto)Meter instruction: {}", ib.build());
	appendInstruction(fmb, ib.build());
	log.debug("All instructions after append: {}", fmb.getInstructions());
}
 

import org.projectfloodlight.openflow.protocol.instruction.OFInstructionMeter; //导入依赖的package包/类
/**
 * Convert the string representation of an OFInstructionMeter to
 * an OFInstructionMeter. The instruction will be set within the
 * OFFlowMod.Builder provided. Notice nothing is returned, but the
 * side effect is the addition of an instruction in the OFFlowMod.Builder.
 * @param fmb; The FMB in which to append the new instruction
 * @param instStr; The string to parse the instruction from
 * @param log
 */
public static void meterFromString(OFFlowMod.Builder fmb, String inst, Logger log) {
	if (inst == null || inst.isEmpty()) {
		return;
	}

	if (fmb.getVersion().compareTo(OFVersion.OF_13) < 0) {
		log.error("Goto Meter Instruction not supported in OpenFlow 1.0, 1.1, or 1.2");
		return;
	}

	OFInstructionMeter.Builder ib = OFFactories.getFactory(fmb.getVersion()).instructions().buildMeter();

	if (inst.startsWith("0x")) {
		ib.setMeterId(Long.valueOf(inst.replaceFirst("0x", ""), 16));
	} else {
		ib.setMeterId(Long.valueOf(inst));
	}

	log.debug("Appending (Goto)Meter instruction: {}", ib.build());
	appendInstruction(fmb, ib.build());
	log.debug("All instructions after append: {}", fmb.getInstructions());
}
 

import org.projectfloodlight.openflow.protocol.instruction.OFInstructionMeter; //导入依赖的package包/类
/**
 * Convert the string representation of an OFInstructionMeter to
 * an OFInstructionMeter. The instruction will be set within the
 * OFFlowMod.Builder provided. Notice nothing is returned, but the
 * side effect is the addition of an instruction in the OFFlowMod.Builder.
 * @param fmb; The FMB in which to append the new instruction
 * @param instStr; The string to parse the instruction from
 * @param log
 */
public static void meterFromString(OFFlowMod.Builder fmb, String inst, Logger log) {
	if (inst == null || inst.isEmpty()) {
		return;
	}
	
	if (fmb.getVersion().compareTo(OFVersion.OF_13) < 0) {
		log.error("Goto Meter Instruction not supported in OpenFlow 1.0, 1.1, or 1.2");
		return;
	}

	OFInstructionMeter.Builder ib = OFFactories.getFactory(fmb.getVersion()).instructions().buildMeter();

	String[] keyValue = inst.split("=");	
	if (keyValue.length != 2) {
		throw new IllegalArgumentException("[Key, Value] " + keyValue + " does not have form 'key=value' parsing " + inst);
	}
	switch (keyValue[0]) {
	case STR_SUB_GOTO_METER_METER_ID:
		ib.setMeterId(Long.parseLong(keyValue[1]));
		break;
	default:
		log.error("Invalid String key for OFInstructionMeter: {}", keyValue[0]);
	}

	log.debug("Appending (Goto)Meter instruction: {}", ib.build());
	appendInstruction(fmb, ib.build());
	log.debug("All instructions after append: {}", fmb.getInstructions());	}
 

import org.projectfloodlight.openflow.protocol.instruction.OFInstructionMeter; //导入依赖的package包/类
public static void serializeInstructionList(JsonGenerator jGen, List<OFInstruction> instructions) throws IOException, JsonProcessingException {
jGen.writeObjectFieldStart("instructions");
      if (instructions.isEmpty()) {
          jGen.writeStringField("none", "drop");
      } else {
          for (OFInstruction i : instructions) {
              switch (i.getType()) {
              case CLEAR_ACTIONS:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_CLEAR_ACTIONS);
                  break;
              case WRITE_METADATA:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_WRITE_METADATA);
                  jGen.writeNumberField(InstructionUtils.STR_WRITE_METADATA, ((OFInstructionWriteMetadata)i).getMetadata().getValue());
                  jGen.writeNumberField(InstructionUtils.STR_WRITE_METADATA + "_mask", ((OFInstructionWriteMetadata)i).getMetadataMask().getValue());
                  break;
              case EXPERIMENTER:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_EXPERIMENTER);
                  jGen.writeNumberField(InstructionUtils.STR_EXPERIMENTER, ((OFInstructionExperimenter)i).getExperimenter());
                  break;
              case GOTO_TABLE:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_GOTO_TABLE);
                  jGen.writeNumberField(InstructionUtils.STR_GOTO_TABLE, ((OFInstructionGotoTable)i).getTableId().getValue());
                  break;
              case METER:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_GOTO_METER);
                  jGen.writeNumberField(InstructionUtils.STR_GOTO_METER, ((OFInstructionMeter)i).getMeterId());
                  break;
              case APPLY_ACTIONS:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_APPLY_ACTIONS);
                  OFActionListSerializer.serializeActions(jGen, ((OFInstructionApplyActions)i).getActions());
                  break;
              case WRITE_ACTIONS:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_WRITE_ACTIONS);
                  OFActionListSerializer.serializeActions(jGen, ((OFInstructionWriteActions)i).getActions());
              default:
                  // shouldn't ever get here
                  break;
              } // end switch on instruction
              jGen.writeEndObject(); // end specific instruction
          } // end for instructions
      } // end process instructions (OF1.1+ only)
      jGen.writeEndObject(); // end object (either has instructions or a "none":"drop" key:value as specified above)
  }
 

import org.projectfloodlight.openflow.protocol.instruction.OFInstructionMeter; //导入依赖的package包/类
public static void serializeInstructionList(JsonGenerator jGen, List<OFInstruction> instructions) throws IOException, JsonProcessingException {
jGen.writeObjectFieldStart("instructions");
      if (instructions.isEmpty()) {
          jGen.writeStringField("none", "drop");
      } else {
          for (OFInstruction i : instructions) {
              switch (i.getType()) {
              case CLEAR_ACTIONS:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_CLEAR_ACTIONS);
                  break;
              case WRITE_METADATA:
                  jGen.writeStartObject();
                  jGen.writeNumberField(InstructionUtils.STR_WRITE_METADATA, ((OFInstructionWriteMetadata)i).getMetadata().getValue());
                  jGen.writeNumberField(InstructionUtils.STR_WRITE_METADATA + "_mask", ((OFInstructionWriteMetadata)i).getMetadataMask().getValue());
                  break;
              case EXPERIMENTER:
                  jGen.writeStartObject();
                  jGen.writeNumberField(InstructionUtils.STR_EXPERIMENTER, ((OFInstructionExperimenter)i).getExperimenter());
                  break;
              case GOTO_TABLE:
                  jGen.writeStartObject();
                  jGen.writeNumberField(InstructionUtils.STR_GOTO_TABLE, ((OFInstructionGotoTable)i).getTableId().getValue());
                  break;
              case METER:
                  jGen.writeStartObject();
                  jGen.writeNumberField(InstructionUtils.STR_GOTO_METER, ((OFInstructionMeter)i).getMeterId());
                  break;
              case APPLY_ACTIONS:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_APPLY_ACTIONS);
                  OFActionListSerializer.serializeActions(jGen, ((OFInstructionApplyActions)i).getActions());
                  break;
              case WRITE_ACTIONS:
                  jGen.writeObjectFieldStart(InstructionUtils.STR_WRITE_ACTIONS);
                  OFActionListSerializer.serializeActions(jGen, ((OFInstructionWriteActions)i).getActions());
              default:
                  // shouldn't ever get here
                  break;
              } // end switch on instruction
              jGen.writeEndObject(); // end specific instruction
          } // end for instructions
          jGen.writeEndObject();
      } // end process instructions (OF1.1+ only)
  }
 

import org.projectfloodlight.openflow.protocol.instruction.OFInstructionMeter; //导入依赖的package包/类
/**
 * Convert an OFInstructionMeter to string form. The string will be formatted
 * in a dpctl/ofctl-style syntax.
 * @param inst; The instruction to convert to a string
 * @param log
 * @return
 */
public static String meterToString(OFInstructionMeter inst, Logger log) {
	return Long.toString(inst.getMeterId());
}
 

import org.projectfloodlight.openflow.protocol.instruction.OFInstructionMeter; //导入依赖的package包/类
/**
 * Convert an OFInstructionMeter to string form. The string will be formatted
 * in a dpctl/ofctl-style syntax.
 * @param inst; The instruction to convert to a string
 * @param log
 * @return
 */
public static String meterToString(OFInstructionMeter inst, Logger log) {
	return STR_SUB_GOTO_METER_METER_ID + "=" + Long.toString(inst.getMeterId());
}