Module org.eclipse.persistence.dbws

Package org.eclipse.persistence.internal.xr

Class QueryOperation

java.lang.Object

org.eclipse.persistence.internal.xr.Operation

org.eclipse.persistence.internal.xr.QueryOperation

Direct Known Subclasses:

BatchQueryOperation

public class QueryOperation
extends Operation

INTERNAL:An XR QueryOperation is an executable representation of a SELECT operation on the database.

Since:

EclipseLink 1.x

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String	ATTACHMENT_STR
protected static final String	BASE64_BINARY_STR
protected static final String	CURSOR_OF_STR
protected static final String	DATABASEQUERY_STR
protected static final String	DATAHANDLER_STR
protected static final String	GETSTRING_METHOD
protected static final String	ITEMS_STR
static final String	ORACLEOPAQUE_STR
protected QueryHandler	queryHandler
protected Result	result
protected static final String	RESULT_STR
protected static final String	RESULTS_STR
protected static final String	SIMPLEXML_FORMAT_STR
protected static final String	SIMPLEXML_STR
protected boolean	userDefined
protected static final String	VALUE_STR
protected static final String	VALUEOBJECT_STR
protected static final String	XMLTYPEFACTORY_STR
protected static final String	XSD_STR
protected static final String	XSI_STR
protected static final String	XSITYPE_STR

Fields inherited from class org.eclipse.persistence.internal.xr.Operation

name, parameters

Constructor Summary

Constructors

Constructor	Description
QueryOperation()

Method Summary

Modifier and Type	Method	Description
protected void	addSimpleXMLFormatModelDescriptor(XRServiceAdapter xrService)
protected void	addValueObjectDescriptor(XRServiceAdapter xrService)
Object	createSimpleXMLFormat(XRServiceAdapter xrService, Object value)
QueryHandler	getQueryHandler()
Result	getResult()
QName	getResultType()
boolean	hasResponse()
void	initialize(XRServiceAdapter xrService)
Object	invoke(XRServiceAdapter xrService, Invocation invocation)	Execute SELECT operation on the database
boolean	isAttachment()
boolean	isCollection()
boolean	isSimpleXMLFormat()
boolean	isUserDefined()
protected void	populateTargetObjectFromRecord(Vector<DatabaseMapping> mappings, AbstractRecord record, Object targetObject, AbstractSession session)
void	setQueryHandler(QueryHandler queryHandler)
void	setResult(Result result)
void	setUserDefined(boolean userDefined)
void	validate(XRServiceAdapter xrService)

Methods inherited from class org.eclipse.persistence.internal.xr.Operation

getName, getParameters, setName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

ORACLEOPAQUE_STR

public static final String ORACLEOPAQUE_STR

See Also:

• Constant Field Values

RESULT_STR

protected static final String RESULT_STR

See Also:

• Constant Field Values

XMLTYPEFACTORY_STR

protected static final String XMLTYPEFACTORY_STR

See Also:

• Constant Field Values

GETSTRING_METHOD

protected static final String GETSTRING_METHOD

See Also:

• Constant Field Values

ATTACHMENT_STR

protected static final String ATTACHMENT_STR

See Also:

• Constant Field Values

CURSOR_OF_STR

protected static final String CURSOR_OF_STR

See Also:

• Constant Field Values

DATAHANDLER_STR

protected static final String DATAHANDLER_STR

See Also:

• Constant Field Values

RESULTS_STR

protected static final String RESULTS_STR

See Also:

• Constant Field Values

VALUEOBJECT_STR

protected static final String VALUEOBJECT_STR

See Also:

• Constant Field Values

VALUE_STR

protected static final String VALUE_STR

See Also:

• Constant Field Values

SIMPLEXML_FORMAT_STR

protected static final String SIMPLEXML_FORMAT_STR

See Also:

• Constant Field Values

SIMPLEXML_STR

protected static final String SIMPLEXML_STR

See Also:

• Constant Field Values

DATABASEQUERY_STR

protected static final String DATABASEQUERY_STR

See Also:

• Constant Field Values

ITEMS_STR

protected static final String ITEMS_STR

See Also:

• Constant Field Values

XSD_STR

protected static final String XSD_STR

See Also:

• Constant Field Values

XSI_STR

protected static final String XSI_STR

See Also:

• Constant Field Values

XSITYPE_STR

protected static final String XSITYPE_STR

See Also:

• Constant Field Values

BASE64_BINARY_STR

protected static final String BASE64_BINARY_STR

See Also:

• Constant Field Values

result

protected Result result

queryHandler

protected QueryHandler queryHandler

userDefined

protected boolean userDefined

Constructor Details

QueryOperation

public QueryOperation()

Method Details

getResult

public Result getResult()

setResult

public void setResult(Result result)

getQueryHandler

public QueryHandler getQueryHandler()

setQueryHandler

public void setQueryHandler(QueryHandler queryHandler)

isUserDefined

public boolean isUserDefined()

setUserDefined

public void setUserDefined(boolean userDefined)

isCollection

public boolean isCollection()

Overrides:

isCollection in class Operation

isSimpleXMLFormat

public boolean isSimpleXMLFormat()

isAttachment

public boolean isAttachment()

getResultType

public QName getResultType()

hasResponse

public boolean hasResponse()

Overrides:

hasResponse in class Operation

validate

public void validate(XRServiceAdapter xrService)

Overrides:

validate in class Operation

initialize

public void initialize(XRServiceAdapter xrService)

Overrides:

initialize in class Operation

addValueObjectDescriptor

protected void addValueObjectDescriptor(XRServiceAdapter xrService)

addSimpleXMLFormatModelDescriptor

protected void addSimpleXMLFormatModelDescriptor(XRServiceAdapter xrService)

invoke

public Object invoke(XRServiceAdapter xrService,
 Invocation invocation)

Execute SELECT operation on the database

Specified by:

invoke in class Operation

Parameters:

xrService - parent XRService that owns this Operation

invocation - contains runtime argument values to be bound to the list of Parameter's.

Returns:

result - the result of the underlying SELECT operation on the database, or null.

See Also:

• Operation

populateTargetObjectFromRecord

protected void populateTargetObjectFromRecord(Vector<DatabaseMapping> mappings,
 AbstractRecord record,
 Object targetObject,
 AbstractSession session)

createSimpleXMLFormat

public Object createSimpleXMLFormat(XRServiceAdapter xrService,
 Object value)