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## org.hibernate.impl
Class AbstractQueryImpl

    java.lang.Object
      org.hibernate.impl.AbstractQueryImpl

All Implemented Interfaces:
  Query

Direct Known Subclasses:
  QueryImpl, SQLQueryImpl

    public abstract class AbstractQueryImpl

extends Object
implements Query

Abstract implementation of the Query interface.

Author:
  Gavin King, Max Andersen

Field Summary
`protected ParameterMetadata` | `parameterMetadata`
`protected SessionImplementor` | `session`

Constructor Summary
`AbstractQueryImpl(String queryString, FlushMode flushMode, SessionImplementor session, ParameterMetadata parameterMetadata)`

Method Summary
`protected void` | `after()`
`protected void` | `before()`
`protected Type` | `determineType(int paramPosition, Object paramValue)`
`protected Type` | `determineType(int paramPosition, Object paramValue, Type defaultType)`
`protected Type` | `determineType(String paramName, Class clazz)`
`protected Type` | `determineType(String paramName, Object paramValue)`
`protected Type` | `determineType(String paramName, Object paramValue, Type defaultType)`
`protected String` | `expandParameterLists(Map namedParamsCopy)` Warning: adds new parameters to the argument by side-effect, as well as mutating the query string!
`protected abstract Map` | `getLockModes()`
`protected Map` | `getNamedParameterLists()` Retreive the value map for any named parameter lists (i.e., for auto-expansion) bound to this query.
`String[]` | `getNamedParameters()` Returns an array representing all named parameter names encountered during (intial) parsing of the query.
`protected Map` | `getNamedParams()` Returns a shallow copy of the named parameter value map.
`QueryParameters` | `getQueryParameters(Map namedParams)`
`String` | `getQueryString()` Get the query string.
`String[]` | `getReturnAliases()` Return the HQL select clause aliases (if any)
`Type[]` | `getReturnTypes()` Return the Hibernate types of the query result set.
`protected RowSelection` | `getRowSelection()`
`RowSelection` | `getSelection()`
`protected List` | `getTypes()` Retreives the list of parameter `type`s bound to this query for ordinal parameters.
`protected List` | `getValues()` Retreives the list of parameter values bound to this query for ordinal parameters.
`boolean` | `hasNamedParameters()` Does this query contain named parameters?
`boolean` | `isReadOnly()`
`Query` | `setBigDecimal(int position, BigDecimal number)`
`Query` | `setBigDecimal(String name, BigDecimal number)`
`Query` | `setBigInteger(int position, BigInteger number)`
`Query` | `setBigInteger(String name, BigInteger number)`
`Query` | `setBinary(int position, byte[] val)`
`Query` | `setBinary(String name, byte[] val)`
`Query` | `setBoolean(int position, boolean val)`
`Query` | `setBoolean(String name, boolean val)`
`Query` | `setByte(int position, byte val)`
`Query` | `setByte(String name, byte val)`
`Query` | `setCacheable(boolean cacheable)` Enable caching of this query result set.
`Query` | `setCacheMode(CacheMode cacheMode)` Override the current session cache mode, just for this query.
`Query` | `setCacheRegion(String cacheRegion)` Set the name of the cache region.
`Query` | `setCalendar(int position, Calendar calendar)`
`Query` | `setCalendar(String name, Calendar calendar)`
`Query` | `setCalendarDate(int position, Calendar calendar)`
`Query` | `setCalendarDate(String name, Calendar calendar)`
`Query` | `setCharacter(int position, char val)`
`Query` | `setCharacter(String name, char val)`
`Query` | `setCollectionKey(Serializable collectionKey)`
`Query` | `setComment(String comment)` Add a comment to the generated SQL.
`Query` | `setDate(int position, Date date)`
`Query` | `setDate(String name, Date date)`
`Query` | `setDouble(int position, double val)`
`Query` | `setDouble(String name, double val)`
`Query` | `setEntity(int position, Object val)` Bind an instance of a mapped persistent class to a JDBC-style query parameter.
`Query` | `setEntity(String name, Object val)` Bind an instance of a mapped persistent class to a named query parameter.
`Query` | `setFetchSize(int fetchSize)` Set a fetch size for the underlying JDBC query.
`Query` | `setFirstResult(int firstResult)` Set the first row to retrieve.
`Query` | `setFloat(int position, float val)`
`Query` | `setFloat(String name, float val)`
`Query` | `setFlushMode(FlushMode flushMode)` Override the current session flush mode, just for this query.
`Query` | `setInteger(int position, int val)`
`Query` | `setInteger(String name, int val)`
`Query` | `setLocale(int position, Locale locale)`
`Query` | `setLocale(String name, Locale locale)`
`Query` | `setLong(int position, long val)`
`Query` | `setLong(String name, long val)`
`Query` | `setMaxResults(int maxResults)` Set the maximum number of rows to retrieve.
`void` | `setOptionalEntityName(String optionalEntityName)`
`void` | `setOptionalId(Serializable optionalId)`
`void` | `setOptionalObject(Object optionalObject)`
`Query` | `setParameter(int position, Object val)` Bind a value to a JDBC-style query parameter.
`Query` | `setParameter(int position, Object val, Type type)` Bind a value to a JDBC-style query parameter.
`Query` | `setParameter(String name, Object val)` Bind a value to a named query parameter.
`Query` | `setParameter(String name, Object val, Type type)` Bind a value to a named query parameter.
`Query` | `setParameterList(String name, Collection vals)` Bind multiple values to a named query parameter.
`Query` | `setParameterList(String name, Collection vals, Type type)` Bind multiple values to a named query parameter.
`Query` | `setParameterList(String name, Object[] vals)` Bind multiple values to a named query parameter.
`Query` | `setParameterList(String name, Object[] vals, Type type)` Bind multiple values to a named query parameter.
`Query` | `setParameters(Object[] values, Type[] types)` Bind values and types to positional parameters.
`Query` | `setProperties(Map map)` Bind the values of the given Map for each named parameters of the query, matching key names with parameter names and mapping value types to Hibernate types using hueristics.
`Query` | `setProperties(Object bean)` Bind the property values of the given bean to named parameters of the query, matching property names with parameter names and mapping property types to Hibernate types using hueristics.
`Query` | `setReadOnly(boolean readOnly)` Entities retrieved by this query will be loaded in a read-only mode where Hibernate will never dirty-check them or make changes persistent.
`Query` | `setResultTransformer(ResultTransformer transformer)` Set a strategy for handling the query results.
`Query` | `setSerializable(int position, Serializable val)`
`Query` | `setSerializable(String name, Serializable val)`
`Query` | `setShort(int position, short val)`
`Query` | `setShort(String name, short val)`
`Query` | `setString(int position, String val)`
`Query` | `setString(String name, String val)`
`Query` | `setText(int position, String val)`
`Query` | `setText(String name, String val)`
`Query` | `setTime(int position, Date date)`
`Query` | `setTime(String name, Date date)`
`Query` | `setTimeout(int timeout)` Set a timeout for the underlying JDBC query.
`Query` | `setTimestamp(int position, Date date)`
`Query` | `setTimestamp(String name, Date date)`
`String` | `toString()`
`Type[]` | `typeArray()`
`Object` | `uniqueResult()` Convenience method to return a single instance that matches the query, or null if the query returns no results.
`Object[]` | `valueArray()`
`protected void` | `verifyParameters()` Perform parameter validation.
`protected void` | `verifyParameters(boolean reserveFirstParameter)` Perform parameter validation.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Methods inherited from interface org.hibernate.Query
`executeUpdate, iterate, list, scroll, scroll, setLockMode`

Field Detail

### session

    protected final SessionImplementor session

### parameterMetadata

    protected final ParameterMetadata parameterMetadata

Constructor Detail

### AbstractQueryImpl

    public AbstractQueryImpl(String queryString,
                             FlushMode flushMode,
                             SessionImplementor session,
                             ParameterMetadata parameterMetadata)

Method Detail

### toString

    public String toString()

  Overrides:
    `toString` in class `Object`

### getQueryString

    public final String getQueryString()

  Description copied from interface: `Query`
  Get the query string.

  Specified by:
    `getQueryString` in interface `Query`
  Returns:
    the query string

### getSelection

    public RowSelection getSelection()

### setFlushMode

    public Query setFlushMode(FlushMode flushMode)

  Description copied from interface: `Query`
  Override the current session flush mode, just for this query.

  Specified by:
    `setFlushMode` in interface `Query`
  See Also:
    `FlushMode`

### setCacheMode

    public Query setCacheMode(CacheMode cacheMode)

  Description copied from interface: `Query`
  Override the current session cache mode, just for this query.

  Specified by:
    `setCacheMode` in interface `Query`
  See Also:
    `CacheMode`

### setCacheable

    public Query setCacheable(boolean cacheable)

  Description copied from interface: `Query`
  Enable caching of this query result set.

  Specified by:
    `setCacheable` in interface `Query`
  Parameters:
    `cacheable` - Should the query results be cacheable?

### setCacheRegion

    public Query setCacheRegion(String cacheRegion)

  Description copied from interface: `Query`
  Set the name of the cache region.

  Specified by:
    `setCacheRegion` in interface `Query`
  Parameters:
    `cacheRegion` - the name of a query cache region, or `null` for the default query cache

### setComment

    public Query setComment(String comment)

  Description copied from interface: `Query`
  Add a comment to the generated SQL.

  Specified by:
    `setComment` in interface `Query`
  Parameters:
    `comment` - a human-readable string

### setFirstResult

    public Query setFirstResult(int firstResult)

  Description copied from interface: `Query`
  Set the first row to retrieve. If not set, rows will be retrieved beginnning from row `0`.

  Specified by:
    `setFirstResult` in interface `Query`
  Parameters:
    `firstResult` - a row number, numbered from `0`

### setMaxResults

    public Query setMaxResults(int maxResults)

  Description copied from interface: `Query`
  Set the maximum number of rows to retrieve. If not set, there is no limit to the number of rows retrieved.

  Specified by:
    `setMaxResults` in interface `Query`
  Parameters:
    `maxResults` - the maximum number of rows

### setTimeout

    public Query setTimeout(int timeout)

  Description copied from interface: `Query`
  Set a timeout for the underlying JDBC query.

  Specified by:
    `setTimeout` in interface `Query`
  Parameters:
    `timeout` - the timeout in seconds

### setFetchSize

    public Query setFetchSize(int fetchSize)

  Description copied from interface: `Query`
  Set a fetch size for the underlying JDBC query.

  Specified by:
    `setFetchSize` in interface `Query`
  Parameters:
    `fetchSize` - the fetch size

### getReturnTypes

    public Type[] getReturnTypes()
                          throws HibernateException

  Description copied from interface: `Query`
  Return the Hibernate types of the query result set.

  Specified by:
    `getReturnTypes` in interface `Query`
  Returns:
    an array of types
  Throws:
    `HibernateException`

### getReturnAliases

    public String[] getReturnAliases()
                              throws HibernateException

  Description copied from interface: `Query`
  Return the HQL select clause aliases (if any)

  Specified by:
    `getReturnAliases` in interface `Query`
  Returns:
    an array of aliases as strings
  Throws:
    `HibernateException`

### setCollectionKey

    public Query setCollectionKey(Serializable collectionKey)

### isReadOnly

    public boolean isReadOnly()

### setReadOnly

    public Query setReadOnly(boolean readOnly)

  Description copied from interface: `Query`
  Entities retrieved by this query will be loaded in a read-only mode where Hibernate will never dirty-check them or make changes persistent.

  Specified by:
    `setReadOnly` in interface `Query`

### setResultTransformer

    public Query setResultTransformer(ResultTransformer transformer)

  Description copied from interface: `Query`
  Set a strategy for handling the query results. This can be used to change "shape" of the query result.

  Specified by:
    `setResultTransformer` in interface `Query`
  Parameters:
    `transformer` - The transformer to apply
  Returns:
    this (for method chaining)

### setOptionalEntityName

    public void setOptionalEntityName(String optionalEntityName)

### setOptionalId

    public void setOptionalId(Serializable optionalId)

### setOptionalObject

    public void setOptionalObject(Object optionalObject)

### getLockModes

    protected abstract Map getLockModes()

### getNamedParams

    protected Map getNamedParams()

  Returns a shallow copy of the named parameter value map.

  Returns:
    Shallow copy of the named parameter value map

### getNamedParameters

    public String[] getNamedParameters()
                                throws HibernateException

  Returns an array representing all named parameter names encountered during (intial) parsing of the query.

  Note initial here means different things depending on whether this is a native-sql query or an HQL/filter query. For native-sql, a precursory inspection of the query string is performed specifically to locate defined parameters. For HQL/filter queries, this is the information returned from the query-translator. This distinction holds true for all parameter metadata exposed here.

  Specified by:
    `getNamedParameters` in interface `Query`
  Returns:
    Array of named parameter names.
  Throws:
    `HibernateException`

### hasNamedParameters

    public boolean hasNamedParameters()

  Does this query contain named parameters?

  Returns:
    True if the query was found to contain named parameters; false otherwise;

### getNamedParameterLists

    protected Map getNamedParameterLists()

  Retreive the value map for any named parameter lists (i.e., for auto-expansion) bound to this query.

  Returns:
    The parameter list value map.

### getValues

    protected List getValues()

  Retreives the list of parameter values bound to this query for ordinal parameters.

  Returns:
    The ordinal parameter values.

### getTypes

    protected List getTypes()

  Retreives the list of parameter `type`s bound to this query for ordinal parameters.

  Returns:
    The ordinal parameter types.

### verifyParameters

    protected void verifyParameters()
                             throws QueryException

  Perform parameter validation. Used prior to executing the encapsulated query.

  Throws:
    `QueryException`

### verifyParameters

    protected void verifyParameters(boolean reserveFirstParameter)
                             throws HibernateException

  Perform parameter validation. Used prior to executing the encapsulated query.

  Parameters:
    `reserveFirstParameter` - if true, the first ? will not be verified since its needed for e.g. callable statements returning a out parameter
  Throws:
    `HibernateException`

### setParameter

    public Query setParameter(int position,
                              Object val,
                              Type type)

  Description copied from interface: `Query`
  Bind a value to a JDBC-style query parameter.

  Specified by:
    `setParameter` in interface `Query`
  Parameters:
    `position` - the position of the parameter in the query string, numbered from `0`.
    `val` - the possibly-null parameter value
    `type` - the Hibernate type

### setParameter

    public Query setParameter(String name,
                              Object val,
                              Type type)

  Description copied from interface: `Query`
  Bind a value to a named query parameter.

  Specified by:
    `setParameter` in interface `Query`
  Parameters:
    `name` - the name of the parameter
    `val` - the possibly-null parameter value
    `type` - the Hibernate type

### setParameter

    public Query setParameter(int position,
                              Object val)
                       throws HibernateException

  Description copied from interface: `Query`
  Bind a value to a JDBC-style query parameter. The Hibernate type of the parameter is first detected via the usage/position in the query and if not sufficient secondly guessed from the class of the given object.

  Specified by:
    `setParameter` in interface `Query`
  Parameters:
    `position` - the position of the parameter in the query string, numbered from `0`.
    `val` - the non-null parameter value
  Throws:
    `HibernateException` - if no type could be determined

### setParameter

    public Query setParameter(String name,
                              Object val)
                       throws HibernateException

  Description copied from interface: `Query`
  Bind a value to a named query parameter. The Hibernate type of the parameter is first detected via the usage/position in the query and if not sufficient secondly guessed from the class of the given object.

  Specified by:
    `setParameter` in interface `Query`
  Parameters:
    `name` - the name of the parameter
    `val` - the non-null parameter value
  Throws:
    `HibernateException` - if no type could be determined

### determineType

    protected Type determineType(int paramPosition,
                                 Object paramValue,
                                 Type defaultType)

### determineType

    protected Type determineType(int paramPosition,
                                 Object paramValue)
                          throws HibernateException

  Throws:
    `HibernateException`

### determineType

    protected Type determineType(String paramName,
                                 Object paramValue,
                                 Type defaultType)

### determineType

    protected Type determineType(String paramName,
                                 Object paramValue)
                          throws HibernateException

  Throws:
    `HibernateException`

### determineType

    protected Type determineType(String paramName,
                                 Class clazz)
                          throws HibernateException

  Throws:
    `HibernateException`

### setString

    public Query setString(int position,
                           String val)

  Specified by:
    `setString` in interface `Query`

### setCharacter

    public Query setCharacter(int position,
                              char val)

  Specified by:
    `setCharacter` in interface `Query`

### setBoolean

    public Query setBoolean(int position,
                            boolean val)

  Specified by:
    `setBoolean` in interface `Query`

### setByte

    public Query setByte(int position,
                         byte val)

  Specified by:
    `setByte` in interface `Query`

### setShort

    public Query setShort(int position,
                          short val)

  Specified by:
    `setShort` in interface `Query`

### setInteger

    public Query setInteger(int position,
                            int val)

  Specified by:
    `setInteger` in interface `Query`

### setLong

    public Query setLong(int position,
                         long val)

  Specified by:
    `setLong` in interface `Query`

### setFloat

    public Query setFloat(int position,
                          float val)

  Specified by:
    `setFloat` in interface `Query`

### setDouble

    public Query setDouble(int position,
                           double val)

  Specified by:
    `setDouble` in interface `Query`

### setBinary

    public Query setBinary(int position,
                           byte[] val)

  Specified by:
    `setBinary` in interface `Query`

### setText

    public Query setText(int position,
                         String val)

  Specified by:
    `setText` in interface `Query`

### setSerializable

    public Query setSerializable(int position,
                                 Serializable val)

  Specified by:
    `setSerializable` in interface `Query`

### setDate

    public Query setDate(int position,
                         Date date)

  Specified by:
    `setDate` in interface `Query`

### setTime

    public Query setTime(int position,
                         Date date)

  Specified by:
    `setTime` in interface `Query`

### setTimestamp

    public Query setTimestamp(int position,
                              Date date)

  Specified by:
    `setTimestamp` in interface `Query`

### setEntity

    public Query setEntity(int position,
                           Object val)

  Description copied from interface: `Query`
  Bind an instance of a mapped persistent class to a JDBC-style query parameter.

  Specified by:
    `setEntity` in interface `Query`
  Parameters:
    `position` - the position of the parameter in the query string, numbered from `0`.
    `val` - a non-null instance of a persistent class

### setLocale

    public Query setLocale(int position,
                           Locale locale)

  Specified by:
    `setLocale` in interface `Query`

### setCalendar

    public Query setCalendar(int position,
                             Calendar calendar)

  Specified by:
    `setCalendar` in interface `Query`

### setCalendarDate

    public Query setCalendarDate(int position,
                                 Calendar calendar)

  Specified by:
    `setCalendarDate` in interface `Query`

### setBinary

    public Query setBinary(String name,
                           byte[] val)

  Specified by:
    `setBinary` in interface `Query`

### setText

    public Query setText(String name,
                         String val)

  Specified by:
    `setText` in interface `Query`

### setBoolean

    public Query setBoolean(String name,
                            boolean val)

  Specified by:
    `setBoolean` in interface `Query`

### setByte

    public Query setByte(String name,
                         byte val)

  Specified by:
    `setByte` in interface `Query`

### setCharacter

    public Query setCharacter(String name,
                              char val)

  Specified by:
    `setCharacter` in interface `Query`

### setDate

    public Query setDate(String name,
                         Date date)

  Specified by:
    `setDate` in interface `Query`

### setDouble

    public Query setDouble(String name,
                           double val)

  Specified by:
    `setDouble` in interface `Query`

### setEntity

    public Query setEntity(String name,
                           Object val)

  Description copied from interface: `Query`
  Bind an instance of a mapped persistent class to a named query parameter.

  Specified by:
    `setEntity` in interface `Query`
  Parameters:
    `name` - the name of the parameter
    `val` - a non-null instance of a persistent class

### setFloat

    public Query setFloat(String name,
                          float val)

  Specified by:
    `setFloat` in interface `Query`

### setInteger

    public Query setInteger(String name,
                            int val)

  Specified by:
    `setInteger` in interface `Query`

### setLocale

    public Query setLocale(String name,
                           Locale locale)

  Specified by:
    `setLocale` in interface `Query`

### setCalendar

    public Query setCalendar(String name,
                             Calendar calendar)

  Specified by:
    `setCalendar` in interface `Query`

### setCalendarDate

    public Query setCalendarDate(String name,
                                 Calendar calendar)

  Specified by:
    `setCalendarDate` in interface `Query`

### setLong

    public Query setLong(String name,
                         long val)

  Specified by:
    `setLong` in interface `Query`

### setSerializable

    public Query setSerializable(String name,
                                 Serializable val)

  Specified by:
    `setSerializable` in interface `Query`

### setShort

    public Query setShort(String name,
                          short val)

  Specified by:
    `setShort` in interface `Query`

### setString

    public Query setString(String name,
                           String val)

  Specified by:
    `setString` in interface `Query`

### setTime

    public Query setTime(String name,
                         Date date)

  Specified by:
    `setTime` in interface `Query`

### setTimestamp

    public Query setTimestamp(String name,
                              Date date)

  Specified by:
    `setTimestamp` in interface `Query`

### setBigDecimal

    public Query setBigDecimal(int position,
                               BigDecimal number)

  Specified by:
    `setBigDecimal` in interface `Query`

### setBigDecimal

    public Query setBigDecimal(String name,
                               BigDecimal number)

  Specified by:
    `setBigDecimal` in interface `Query`

### setBigInteger

    public Query setBigInteger(int position,
                               BigInteger number)

  Specified by:
    `setBigInteger` in interface `Query`

### setBigInteger

    public Query setBigInteger(String name,
                               BigInteger number)

  Specified by:
    `setBigInteger` in interface `Query`

### setParameterList

    public Query setParameterList(String name,
                                  Collection vals,
                                  Type type)
                           throws HibernateException

  Description copied from interface: `Query`
  Bind multiple values to a named query parameter. This is useful for binding a list of values to an expression such as `foo.bar in (:value_list)`.

  Specified by:
    `setParameterList` in interface `Query`
  Parameters:
    `name` - the name of the parameter
    `vals` - a collection of values to list
    `type` - the Hibernate type of the values
  Throws:
    `HibernateException`

### expandParameterLists

    protected String expandParameterLists(Map namedParamsCopy)

  Warning: adds new parameters to the argument by side-effect, as well as mutating the query string!

### setParameterList

    public Query setParameterList(String name,
                                  Collection vals)
                           throws HibernateException

  Description copied from interface: `Query`
  Bind multiple values to a named query parameter. The Hibernate type of the parameter is first detected via the usage/position in the query and if not sufficient secondly guessed from the class of the first object in the collection. This is useful for binding a list of values to an expression such as `foo.bar in (:value_list)`.

  Specified by:
    `setParameterList` in interface `Query`
  Parameters:
    `name` - the name of the parameter
    `vals` - a collection of values to list
  Throws:
    `HibernateException`

### setParameterList

    public Query setParameterList(String name,
                                  Object[] vals,
                                  Type type)
                           throws HibernateException

  Description copied from interface: `Query`
  Bind multiple values to a named query parameter. This is useful for binding a list of values to an expression such as `foo.bar in (:value_list)`.

  Specified by:
    `setParameterList` in interface `Query`
  Parameters:
    `name` - the name of the parameter
    `vals` - a collection of values to list
    `type` - the Hibernate type of the values
  Throws:
    `HibernateException`

### setParameterList

    public Query setParameterList(String name,
                                  Object[] vals)
                           throws HibernateException

  Description copied from interface: `Query`
  Bind multiple values to a named query parameter. The Hibernate type of the parameter is first detected via the usage/position in the query and if not sufficient secondly guessed from the class of the first object in the array. This is useful for binding a list of values to an expression such as `foo.bar in (:value_list)`.

  Specified by:
    `setParameterList` in interface `Query`
  Parameters:
    `name` - the name of the parameter
    `vals` - a collection of values to list
  Throws:
    `HibernateException`

### setProperties

    public Query setProperties(Map map)
                        throws HibernateException

  Description copied from interface: `Query`
  Bind the values of the given Map for each named parameters of the query, matching key names with parameter names and mapping value types to Hibernate types using hueristics.

  Specified by:
    `setProperties` in interface `Query`
  Parameters:
    `map` - a java.util.Map
  Throws:
    `HibernateException`

### setProperties

    public Query setProperties(Object bean)
                        throws HibernateException

  Description copied from interface: `Query`
  Bind the property values of the given bean to named parameters of the query, matching property names with parameter names and mapping property types to Hibernate types using hueristics.

  Specified by:
    `setProperties` in interface `Query`
  Parameters:
    `bean` - any JavaBean or POJO
  Throws:
    `HibernateException`

### setParameters

    public Query setParameters(Object[] values,
                               Type[] types)

  Description copied from interface: `Query`
  Bind values and types to positional parameters.

  Specified by:
    `setParameters` in interface `Query`

### uniqueResult

    public Object uniqueResult()
                        throws HibernateException

  Description copied from interface: `Query`
  Convenience method to return a single instance that matches the query, or null if the query returns no results.

  Specified by:
    `uniqueResult` in interface `Query`
  Returns:
    the single result or `null`
  Throws:
    `NonUniqueResultException` - if there is more than one matching result
    `HibernateException`

### getRowSelection

    protected RowSelection getRowSelection()

### typeArray

    public Type[] typeArray()

### valueArray

    public Object[] valueArray()

### getQueryParameters

    public QueryParameters getQueryParameters(Map namedParams)

### before

    protected void before()

### after

    protected void after()

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