Package io.netty.handler.codec.mqtt
Class MqttCodecUtil
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- io.netty.handler.codec.mqtt.MqttCodecUtil
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final class MqttCodecUtil extends java.lang.Object
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Field Summary
Fields Modifier and Type Field Description private static int
MAX_CLIENT_ID_LENGTH
private static int
MIN_CLIENT_ID_LENGTH
private static char[]
TOPIC_WILDCARDS
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Constructor Summary
Constructors Modifier Constructor Description private
MqttCodecUtil()
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description (package private) static boolean
isValidClientId(MqttVersion mqttVersion, java.lang.String clientId)
(package private) static boolean
isValidMessageId(int messageId)
(package private) static boolean
isValidPublishTopicName(java.lang.String topicName)
(package private) static MqttFixedHeader
resetUnusedFields(MqttFixedHeader mqttFixedHeader)
(package private) static MqttFixedHeader
validateFixedHeader(MqttFixedHeader mqttFixedHeader)
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Field Detail
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TOPIC_WILDCARDS
private static final char[] TOPIC_WILDCARDS
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MIN_CLIENT_ID_LENGTH
private static final int MIN_CLIENT_ID_LENGTH
- See Also:
- Constant Field Values
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MAX_CLIENT_ID_LENGTH
private static final int MAX_CLIENT_ID_LENGTH
- See Also:
- Constant Field Values
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Method Detail
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isValidPublishTopicName
static boolean isValidPublishTopicName(java.lang.String topicName)
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isValidMessageId
static boolean isValidMessageId(int messageId)
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isValidClientId
static boolean isValidClientId(MqttVersion mqttVersion, java.lang.String clientId)
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validateFixedHeader
static MqttFixedHeader validateFixedHeader(MqttFixedHeader mqttFixedHeader)
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resetUnusedFields
static MqttFixedHeader resetUnusedFields(MqttFixedHeader mqttFixedHeader)
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