package chat.server.moquette.message;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.Map;
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public enum MqttConnectReturnCode {
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CONNECTION_ACCEPTED((byte) 0x00),
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CONNECTION_REFUSED_UNACCEPTABLE_PROTOCOL_VERSION((byte) 0X01),
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CONNECTION_REFUSED_IDENTIFIER_REJECTED((byte) 0x02),
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CONNECTION_REFUSED_SERVER_UNAVAILABLE((byte) 0x03),
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CONNECTION_REFUSED_BAD_USER_NAME_OR_PASSWORD((byte) 0x04),
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CONNECTION_REFUSED_NOT_AUTHORIZED((byte) 0x05),
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CONNECTION_REFUSED_UNEXPECT_NODE((byte) 0X06),
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CONNECTION_REFUSED_SESSION_NOT_EXIST((byte) 0x07);
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private static final Map<Byte, MqttConnectReturnCode> VALUE_TO_CODE_MAP;
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static {
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final Map<Byte, MqttConnectReturnCode> valueMap = new HashMap<Byte, MqttConnectReturnCode>();
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for (MqttConnectReturnCode code: values()) {
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valueMap.put(code.byteValue, code);
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}
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VALUE_TO_CODE_MAP = Collections.unmodifiableMap(valueMap);
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}
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private final byte byteValue;
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MqttConnectReturnCode(byte byteValue) {
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this.byteValue = byteValue;
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}
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public byte byteValue() {
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return byteValue;
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}
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public static MqttConnectReturnCode valueOf(byte b) {
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if (VALUE_TO_CODE_MAP.containsKey(b)) {
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return VALUE_TO_CODE_MAP.get(b);
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}
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throw new IllegalArgumentException("unknown connect return code: " + (b & 0xFF));
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}
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}
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