The following being observed:

While fetching super class the following logs are observed.
The list has two values.
One object has the correct reference other object has a error.
using Hibernate 3.0

|isAcuSupported=Y||isEenabled=Y||origDocRequired=N||workTime=8||checkerId=null||dataPrivacy=Y||ustaxDocrequired=null||acReserve=N|
|noOfCopies=null||canWaive=N||class=class com.citi.obt.data.CountryMaster_$$_javassist_434|
|maxDeferDays=null||countryName=UNITED KINGDOM||canDefer=N|
|hibernateLazyInitializer=org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer@2ca02ca|
|hubId=null||countryIsoCode=GB||deferDays=30||lastAction=null||countryId=74|

||isAcuSupported=Y||isEenabled=Y||origDocRequired=N||workTime=8|
|checkerId=null||ustaxDocrequired=null||dataPrivacy=Y||noOfCopies=null||acReserve=N||canWaive=N|
|class=class com.citi.obt.data.CountryMaster||maxDeferDays=null||countryName=NETHERLANDS|
|canDefer=N||hubId=null||countryIsoCode=NL||deferDays=30||lastAction=null||countryId=163||]

---------------------------

public class CountryMaster extends BaseCountryMaster {

/** The Constant serialVersionUID. */
private static final long serialVersionUID = 1L;

/*[CONSTRUCTOR MARKER BEGIN]*/
/**
* Instantiates a new country master.
*/
public CountryMaster () {
super();
}

/**
* Constructor for primary key.
*
* @param countryId the country id
*/
public CountryMaster (long countryId) {
super(countryId);
}

/*[CONSTRUCTOR MARKER END]*/
}
--------------------------
/*
public abstract class BaseCountryMaster implements Serializable {

/** The REF. */
public static String REF = "CountryMaster";

/** The PRO p_ wor k_ time. */
public static String PROP_WORK_TIME = "workTime";

/** The PRO p_ dat a_ privacy. */
public static String PROP_DATA_PRIVACY = "dataPrivacy";

/** The PRO p_ ca n_ waive. */
public static String PROP_CAN_WAIVE = "canWaive";

/** The PRO p_ countr y_ is o_ code. */
public static String PROP_COUNTRY_ISO_CODE = "countryIsoCode";

/** The PRO p_ a c_ reserve. */
public static String PROP_AC_RESERVE = "acReserve";

/** The PRO p_ ori g_ do c_ required. */
public static String PROP_ORIG_DOC_REQUIRED = "origDocRequired";

/** The PRO p_ countr y_ id. */
public static String PROP_COUNTRY_ID = "countryId";

/** The PRO p_ checke r_ id. */
public static String PROP_CHECKER_ID = "checkerId";

/** The PRO p_ las t_ action. */
public static String PROP_LAST_ACTION = "lastAction";

/** The PRO p_ n o_ o f_ copies. */
public static String PROP_NO_OF_COPIES = "noOfCopies";

/** The PRO p_ usta x_ docrequired. */
public static String PROP_USTAX_DOCREQUIRED = "ustaxDocrequired";

/** The PRO p_ defe r_ days. */
public static String PROP_DEFER_DAYS = "deferDays";

/** The PRO p_ ma x_ defe r_ days. */
public static String PROP_MAX_DEFER_DAYS = "maxDeferDays";

/** The PRO p_ ca n_ defer. */
public static String PROP_CAN_DEFER = "canDefer";

/** The PRO p_ countr y_ name. */
public static String PROP_COUNTRY_NAME = "countryName";

public static String PROP_E_ENABLED = "isEenabled";

public static String PROP_HUB_ID = "hubId";
// constructors
/**
* Instantiates a new base country master.
*/
public BaseCountryMaster () {
initialize();
}

/**
* Constructor for primary key.
*
* @param countryId the country id
*/
public BaseCountryMaster (long countryId) {
this.setCountryId(countryId);
initialize();
}

/**
* Initialize.
*/
protected void initialize () {}



/** The hash code. */
private int hashCode = Integer.MIN_VALUE;

// primary key
/** The country id. */
private long countryId;

// fields
/** The country iso code. */
private java.lang.String countryIsoCode;

/** The country name. */
private java.lang.String countryName;

/** The data privacy. */
private java.lang.String dataPrivacy;

/** The can waive. */
private java.lang.String canWaive;

/** The can defer. */
private java.lang.String canDefer;

/** The defer days. */
private java.lang.Long deferDays;

/** The max defer days. */
private java.lang.Long maxDeferDays;

/** The ac reserve. */
private java.lang.String acReserve;

/** The orig doc required. */
private java.lang.String origDocRequired;

/** The no of copies. */
private java.lang.Long noOfCopies;

/** The ustax docrequired. */
private java.lang.String ustaxDocrequired;

/** The last action. */
private java.util.Date lastAction;

/** The checker id. */
private java.lang.String checkerId;

/** The work time. */
private java.lang.Long workTime;

private java.lang.Character isAcuSupported;


private java.lang.Character isEenabled;

private java.lang.Long hubId;


/**
* Return the unique identifier of this class.
*
* @return the country id
*
* @hibernate.id
* generator-class="assigned"
* column="COUNTRY_ID"
*/
public long getCountryId () {
return countryId;
}

/**
* Set the unique identifier of this class.
*
* @param countryId the new ID
*/
public void setCountryId (long countryId) {
this.countryId = countryId;
this.hashCode = Integer.MIN_VALUE;
}


public java.lang.Character getIsEenabled() {
return isEenabled;
}

public void setIsEenabled(java.lang.Character isEenabled) {
this.isEenabled = isEenabled;
}

public java.lang.Character getIsAcuSupported() {
return isAcuSupported;
}

public void setIsAcuSupported(java.lang.Character isAcuSupported) {
this.isAcuSupported = isAcuSupported;
}

/**
* Return the value associated with the column: COUNTRY_ISO_CODE.
*
* @return the country iso code
*/
public java.lang.String getCountryIsoCode () {
return countryIsoCode;
}

/**
* Set the value related to the column: COUNTRY_ISO_CODE.
*
* @param countryIsoCode the COUNTRY_ISO_CODE value
*/
public void setCountryIsoCode (java.lang.String countryIsoCode) {
this.countryIsoCode = countryIsoCode;
}



/**
* Return the value associated with the column: COUNTRY_NAME.
*
* @return the country name
*/
public java.lang.String getCountryName () {
return countryName;
}

/**
* Set the value related to the column: COUNTRY_NAME.
*
* @param countryName the COUNTRY_NAME value
*/
public void setCountryName (java.lang.String countryName) {
this.countryName = countryName;
}



/**
* Return the value associated with the column: DATA_PRIVACY.
*
* @return the data privacy
*/
public java.lang.String getDataPrivacy () {
return dataPrivacy;
}

/**
* Set the value related to the column: DATA_PRIVACY.
*
* @param dataPrivacy the DATA_PRIVACY value
*/
public void setDataPrivacy (java.lang.String dataPrivacy) {
this.dataPrivacy = dataPrivacy;
}



/**
* Return the value associated with the column: CAN_WAVE.
*
* @return the can waive
*/
public java.lang.String getCanWaive () {
return canWaive;
}

/**
* Set the value related to the column: CAN_WAVE.
*
* @param canWaive the CAN_WAVE value
*/
public void setCanWaive (java.lang.String canWaive) {
this.canWaive = canWaive;
}



/**
* Return the value associated with the column: CAN_DEFER.
*
* @return the can defer
*/
public java.lang.String getCanDefer () {
return canDefer;
}

/**
* Set the value related to the column: CAN_DEFER.
*
* @param canDefer the CAN_DEFER value
*/
public void setCanDefer (java.lang.String canDefer) {
this.canDefer = canDefer;
}



/**
* Return the value associated with the column: DEFER_DAYS.
*
* @return the defer days
*/
public java.lang.Long getDeferDays () {
return deferDays;
}

/**
* Set the value related to the column: DEFER_DAYS.
*
* @param deferDays the DEFER_DAYS value
*/
public void setDeferDays (java.lang.Long deferDays) {
this.deferDays = deferDays;
}



/**
* Return the value associated with the column: MAX_DEFER_DAYS.
*
* @return the max defer days
*/
public java.lang.Long getMaxDeferDays () {
return maxDeferDays;
}

/**
* Set the value related to the column: MAX_DEFER_DAYS.
*
* @param maxDeferDays the MAX_DEFER_DAYS value
*/
public void setMaxDeferDays (java.lang.Long maxDeferDays) {
this.maxDeferDays = maxDeferDays;
}



/**
* Return the value associated with the column: AC_RESERVE.
*
* @return the ac reserve
*/
public java.lang.String getAcReserve () {
return acReserve;
}

/**
* Set the value related to the column: AC_RESERVE.
*
* @param acReserve the AC_RESERVE value
*/
public void setAcReserve (java.lang.String acReserve) {
this.acReserve = acReserve;
}



/**
* Return the value associated with the column: ORIG_DOC_REQUIRED.
*
* @return the orig doc required
*/
public java.lang.String getOrigDocRequired () {
return origDocRequired;
}

/**
* Set the value related to the column: ORIG_DOC_REQUIRED.
*
* @param origDocRequired the ORIG_DOC_REQUIRED value
*/
public void setOrigDocRequired (java.lang.String origDocRequired) {
this.origDocRequired = origDocRequired;
}



/**
* Return the value associated with the column: NUMBER_OF_COPIES.
*
* @return the no of copies
*/
public java.lang.Long getNoOfCopies () {
return noOfCopies;
}

/**
* Set the value related to the column: NUMBER_OF_COPIES.
*
* @param noOfCopies the NUMBER_OF_COPIES value
*/
public void setNoOfCopies (java.lang.Long noOfCopies) {
this.noOfCopies = noOfCopies;
}



/**
* Return the value associated with the column: USTAX_DOCREQUIRED.
*
* @return the ustax docrequired
*/
public java.lang.String getUstaxDocrequired () {
return ustaxDocrequired;
}

/**
* Set the value related to the column: USTAX_DOCREQUIRED.
*
* @param ustaxDocrequired the USTAX_DOCREQUIRED value
*/
public void setUstaxDocrequired (java.lang.String ustaxDocrequired) {
this.ustaxDocrequired = ustaxDocrequired;
}



/**
* Return the value associated with the column: LAST_ACTION.
*
* @return the last action
*/
public java.util.Date getLastAction () {
return lastAction;
}

/**
* Set the value related to the column: LAST_ACTION.
*
* @param lastAction the LAST_ACTION value
*/
public void setLastAction (java.util.Date lastAction) {
this.lastAction = lastAction;
}



/**
* Return the value associated with the column: CHECKER_ID.
*
* @return the checker id
*/
public java.lang.String getCheckerId () {
return checkerId;
}

/**
* Set the value related to the column: CHECKER_ID.
*
* @param checkerId the CHECKER_ID value
*/
public void setCheckerId (java.lang.String checkerId) {
this.checkerId = checkerId;
}



/**
* Return the value associated with the column: WORK_TIME.
*
* @return the work time
*/
public java.lang.Long getWorkTime () {
return workTime;
}

/**
* Set the value related to the column: WORK_TIME.
*
* @param workTime the WORK_TIME value
*/
public void setWorkTime (java.lang.Long workTime) {
this.workTime = workTime;
}




/* (non-Javadoc)
* @see java.lang.Object#equals(java.lang.Object)
*/
public boolean equals (Object obj) {
if (null == obj) return false;
if (!(obj instanceof com.citi.obt.data.CountryMaster)) return false;
else {
com.citi.obt.data.CountryMaster countryMaster = (com.citi.obt.data.CountryMaster) obj;
return (this.getCountryId() == countryMaster.getCountryId());
}
}

/* (non-Javadoc)
* @see java.lang.Object#hashCode()
*/
public int hashCode () {
if (Integer.MIN_VALUE == this.hashCode) {
return (int) this.getCountryId();
}
return this.hashCode;
}


/* (non-Javadoc)
* @see java.lang.Object#toString()
*/
public String toString () {
return super.toString();
}

/**
* @return the hubId
*/
public java.lang.Long getHubId() {
return hubId;
}

/**
* @param hubId the hubId to set
*/
public void setHubId(java.lang.Long hubId) {
this.hubId = hubId;
}


}
=================
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd" >

<hibernate-mapping package="aa">
<class name="CountryMaster" table="COUNTRY_MASTER">
<meta attribute="sync-DAO">true</meta>

<id name="countryId" column="COUNTRY_ID" type="long" length="9">
<generator class="assigned" />
</id>
<property name="countryIsoCode" column="COUNTRY_ISO_CODE"
type="string" not-null="false" length="10" />
<property name="countryName" column="COUNTRY_NAME" type="string"
not-null="false" length="50" />
<property name="dataPrivacy" column="DATA_PRIVACY" type="string"
not-null="false" length="1" />
<property name="canWaive" column="CAN_WAVE" type="string"
not-null="false" length="1" />
<property name="canDefer" column="CAN_DEFER" type="string"
not-null="false" length="1" />
<property name="deferDays" column="DEFER_DAYS" type="java.lang.Long"
not-null="false" length="4" />
<property name="maxDeferDays" column="MAX_DEFER_DAYS" type="java.lang.Long"
not-null="false" length="4" />
<property name="acReserve" column="AC_RESERVE" type="string"
not-null="false" length="1" />
<property name="origDocRequired" column="ORIG_DOC_REQUIRED"
type="string" not-null="false" length="1" />
<property name="noOfCopies" column="NUMBER_OF_COPIES" type="java.lang.Long"
not-null="false" length="3" />
<property name="ustaxDocrequired" column="USTAX_DOCREQUIRED"
type="string" not-null="false" length="1" />
<property name="lastAction" column="LAST_ACTION" type="date"
not-null="false" length="7" />
<property name="checkerId" column="CHECKER_ID" type="string"
not-null="false" length="10" />
<property name="workTime" column="WORK_TIME" type="java.lang.Long"
not-null="false" length="4" />

<property name="isAcuSupported" column="IS_ACU_SUPPORTED"
type="java.lang.Character" not-null="false" length="1" />

<property name="isEenabled" column="IS_E_ENABLED" type="java.lang.Character"
not-null="false" length="1" />

<property name="hubId" column="HUB_ID" type="java.lang.Long"
not-null="false" precision="15" />

</class>
</hibernate-mapping>

==============
dao call

Criteria criteria = super.getSession().createCriteria(CountryMaster.class).add(Restrictions.in(CountryMaster.PROP_COUNTRY_ID, _countryIds));
countryList = criteria.list();