oracle.toplink.queryframework
Class DirectReadQuery

java.lang.Object
  |
  +--oracle.toplink.queryframework.DatabaseQuery
        |
        +--oracle.toplink.queryframework.ReadQuery
              |
              +--oracle.toplink.queryframework.DataReadQuery
                    |
                    +--oracle.toplink.queryframework.DirectReadQuery

All Implemented Interfaces:

java.lang.Cloneable, oracle.toplink.internal.helper.FalseUndefinedTrue, java.io.Serializable

Direct Known Subclasses:

ValueReadQuery

public class DirectReadQuery

extends DataReadQuery

Purpose: Concrete class to perform a direct read.

Responsibilities: Used in conjunction with DirectCollectionMapping. This can be used to read a single column of data (i.e. one field). A container (implementing Collection) of the data values is returned.

Since:

TOPLink/Java 1.0

See Also:

Serialized Form

Fields inherited from class oracle.toplink.queryframework.DatabaseQuery

CascadeAggregateDelete, CascadeAllParts, CascadeDependentParts, CascadePrivateParts, NoCascading, QUERY_PREPARE

Fields inherited from interface oracle.toplink.internal.helper.FalseUndefinedTrue

False, True, Undefined

Constructor Summary

DirectReadQuery()
PUBLIC: Initialize the state of the query.

DirectReadQuery(Call call)
PUBLIC: Initialize the query to use the specified call.

DirectReadQuery(java.lang.String sqlString)
PUBLIC: Initialize the query to use the specified SQL string.

Method Summary

Type	Method

Methods inherited from class oracle.toplink.queryframework.DataReadQuery

getContainerPolicy, isDataReadQuery, setContainerPolicy, useCollectionClass, useCursoredStream, useCursoredStream, useCursoredStream, useScrollableCursor, useScrollableCursor

Methods inherited from class oracle.toplink.queryframework.ReadQuery

cacheQueryResults, clearQueryResults, doNotCacheQueryResults, getMaxRows, isReadQuery, setMaxRows, setShouldCacheQueryResults, shouldCacheQueryResults

Methods inherited from class oracle.toplink.queryframework.DatabaseQuery

addArgument, addArgument, addArgument, addArgumentValue, addArgumentValues, addCall, addStatement, bindAllParameters, cacheStatement, cascadeAllParts, cascadePrivateParts, dontBindAllParameters, dontCacheStatement, dontCascadeParts, dontMaintainCache, getCall, getEJBQLString, getName, getQueryTimeout, getRedirector, getReferenceClass, getSelectionCriteria, getSessionName, getSQLStatement, getSQLString, getTranslatedSQLString, hasSessionName, ignoreBindAllParameters, ignoreCacheStatement, isCallQuery, isDataModifyQuery, isDeleteObjectQuery, isExpressionQuery, isModifyQuery, isObjectLevelModifyQuery, isObjectLevelReadQuery, isReadAllQuery, isReadObjectQuery, isReportQuery, isSQLCallQuery, isWriteObjectQuery, maintainCache, prepareCall, setCall, setEJBQLString, setName, setQueryTimeout, setRedirector, setSelectionCriteria, setSessionName, setShouldBindAllParameters, setShouldCacheStatement, setShouldMaintainCache, setShouldPrepare, setShouldUseWrapperPolicy, setSQLStatement, setSQLString, shouldBindAllParameters, shouldCacheStatement, shouldCascadeAllParts, shouldCascadeParts, shouldCascadePrivateParts, shouldIgnoreBindAllParameters, shouldIgnoreCacheStatement, shouldMaintainCache, shouldPrepare, shouldUseWrapperPolicy, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DirectReadQuery

public DirectReadQuery()

PUBLIC: Initialize the state of the query.

DirectReadQuery

public DirectReadQuery(java.lang.String sqlString)

PUBLIC: Initialize the query to use the specified SQL string.

DirectReadQuery

public DirectReadQuery(Call call)

PUBLIC: Initialize the query to use the specified call.

Method Detail