com.ibm.mq.headers.pcf

Class MQCFH

  • All Implemented Interfaces:
    MQData, MQHeader

    public class MQCFH
extends PCFHeader
    MQCFH (PCF header) header class. 
            struct tagMQCFH {
                MQLONG  Type;            // Structure type
                MQLONG  StrucLength;     // Structure length
                MQLONG  Version;         // Structure version number
                MQLONG  Command;         // Command identifier
                MQLONG  MsgSeqNumber;    // Message sequence number
                MQLONG  Control;         // Control options
                MQLONG  CompCode;        // Completion code
                MQLONG  Reason;          // Reason code qualifying completion code
                MQLONG  ParameterCount;  // Count of parameter structures
        };

    • Field Summary

      • Fields inherited from class com.ibm.mq.headers.internal.Header

        DEFAULT_CCSID, DEFAULT_ENCODING

      • Fields inherited from class com.ibm.mq.jmqi.JmqiObject

        COMP_JM, COMP_JN, COMP_JO

    • Constructor Summary

      Constructors 
      Constructor and Description
      MQCFH()
      Constructs an MQCFH instance with default field values.
      MQCFH(java.io.DataInput message)
      Constructs an MQCFH instance populated from an MQMessage.
      MQCFH(java.io.DataInput message, int encoding, int characterSet)
      Constructs an MQCFH instance populated from a DataInput source.
      MQCFH(int command, int parameterCount)
      Initializes an MQCFH instance with the specified command and parameter count.

    • Method Summary

      Methods 
      Modifier and Type Method and Description
      boolean equals(java.lang.Object obj)
      Returns true when invoked with another MQCFH instance with the same type, parameter, operator and value.
      int getCommand()
      gets the command identifier
      int getCompCode()
      gets the completion code
      int getControl()
      gets the control options
      int getMsgSeqNumber()
      gets the message sequence number
      int getParameterCount()
      gets the count of parameter structures
      int getReason()
      gets the reason code qualifying completion code
      int getStrucLength()
      Get the length of the structure.
      int getType()
      gets the structure type
      int getVersion()
      gets the structure version number
      void setCommand(int value)
      sets the command identifier
      void setCompCode(int value)
      sets the completion code
      void setControl(int value)
      sets the control options
      void setMsgSeqNumber(int value)
      sets the message sequence number
      void setParameterCount(int value)
      sets the count of parameter structures
      void setReason(int value)
      sets the reason code qualifying completion code
      static int write(java.io.DataOutput message, int command, int parameterCount, int type, int version)
      A convenience method for writing an MQCFH header structure with the specified values to a message.
      static int write(java.lang.Object message, int command, int parameterCount)
      A convenience method for writing an MQCFH header structure with the specified values to a message.

      • Methods inherited from class com.ibm.mq.headers.internal.Header

        characterSet, encoding, fields, getBytesValue, getCharValue, getCharValue, getIntValue, getJmqiEnv, getStringValue, getValue, headerType, read, read, read, setBytesValue, setCharValue, setCharValue, setIntValue, setStringValue, setValue, size, store, store, toString, type, validate, write, write

      • Methods inherited from class java.lang.Object

        getClass, hashCode, notify, notifyAll, wait, wait, wait

    • Constructor Detail

      • MQCFH

        public MQCFH()
        Constructs an MQCFH instance with default field values.

      • MQCFH

        public MQCFH(java.io.DataInput message)
      throws MQDataException,
             java.io.IOException
        Constructs an MQCFH instance populated from an MQMessage.
        Parameters:
        message - the message to read
        Throws:
        MQDataException - if the message content does not yield a valid MQCFH stucture
        java.io.IOException - if there is a problem reading the message content

      • MQCFH

        public MQCFH(java.io.DataInput message,
     int encoding,
     int characterSet)
      throws MQDataException,
             java.io.IOException
        Constructs an MQCFH instance populated from a DataInput source.
        Parameters:
        message - the MQMessage or other DataInput source to read
        encoding - the initial numeric encoding of the data in the message
        characterSet - the initial CCSID of the data in the message
        Throws:
        MQDataException - if the message content does not yield a valid MQCFH stucture
        java.io.IOException - if there is a problem reading the message content

      • MQCFH

        public MQCFH(int command,
     int parameterCount)
        Initializes an MQCFH instance with the specified command and parameter count. Other values are set as for the no-args constructor.
        Parameters:
        command -
        parameterCount -

    • Method Detail

      • write

        public static int write(java.lang.Object message,
        int command,
        int parameterCount)
                 throws java.io.IOException
        A convenience method for writing an MQCFH header structure with the specified values to a message.
        Parameters:
        message - the message to write to (Should be a DataOutput object, but inheritance issues stop that)
        command - the PCF command (MQCMD_* constants are defined in the CMQCFC class)
        parameterCount - the number of parameter structures (MQCFIN, MQCFIL, MQCFST or MQCFSL) to follow the PCF header
        Returns:
        the number of bytes written
        Throws:
        java.io.IOException

      • write

        public static int write(java.io.DataOutput message,
        int command,
        int parameterCount,
        int type,
        int version)
                 throws java.io.IOException
        A convenience method for writing an MQCFH header structure with the specified values to a message.
        Parameters:
        message - the message to write to
        command - the PCF command (MQCMD_* constants are defined in the CMQCFC class)
        parameterCount - the number of parameter structures (MQCFIN, MQCFIL, MQCFST etc.) to follow the PCF header
        type - the PCF message type
        version - message version
        Returns:
        the number of bytes written
        Throws:
        java.io.IOException

      • equals

        public boolean equals(java.lang.Object obj)
        Returns true when invoked with another MQCFH instance with the same type, parameter, operator and value.
        Overrides:
        equals in class java.lang.Object
        Parameters:
        obj -
        Returns:
        true of the object equals this one

      • getType

        public int getType()
        gets the structure type
        Specified by:
        getType in class PCFHeader
        Returns:
        the structure type

      • getStrucLength

        public int getStrucLength()
        Get the length of the structure.
        Returns:
        the structure length.

      • getVersion

        public int getVersion()
        gets the structure version number
        Returns:
        the structure version number

      • getCommand

        public int getCommand()
        gets the command identifier
        Returns:
        the command identifier

      • setCommand

        public void setCommand(int value)
        sets the command identifier
        Parameters:
        value - the command identifier

      • getMsgSeqNumber

        public int getMsgSeqNumber()
        gets the message sequence number
        Returns:
        the message sequence number

      • setMsgSeqNumber

        public void setMsgSeqNumber(int value)
        sets the message sequence number
        Parameters:
        value - the message sequence number

      • getControl

        public int getControl()
        gets the control options
        Returns:
        the control options

      • setControl

        public void setControl(int value)
        sets the control options
        Parameters:
        value - the control options

      • getCompCode

        public int getCompCode()
        gets the completion code
        Returns:
        the completion code

      • setCompCode

        public void setCompCode(int value)
        sets the completion code
        Parameters:
        value - the completion code

      • getReason

        public int getReason()
        gets the reason code qualifying completion code
        Returns:
        the reason code qualifying completion code

      • setReason

        public void setReason(int value)
        sets the reason code qualifying completion code
        Parameters:
        value - the reason code qualifying completion code

      • getParameterCount

        public int getParameterCount()
        gets the count of parameter structures
        Returns:
        the count of parameter structures

      • setParameterCount

        public void setParameterCount(int value)
        sets the count of parameter structures
        Parameters:
        value - the count of parameter structures
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