org.apache.openjpa.jdbc.meta
Class QueryResultMapping

java.lang.Object
  org.apache.openjpa.jdbc.meta.QueryResultMapping

All Implemented Interfaces:

SourceTracker, Commentable, MetaDataModes

public class QueryResultMapping
extends Object
implements MetaDataModes, SourceTracker, Commentable

Mapping of a query result set to scalar and/or persistence-capable object-level values.

Author:

Pinaki Poddar, Abe White

Nested Class Summary

class

QueryResultMapping.PCResult A persistence-capable result.

Field Summary

Fields inherited from interface org.apache.openjpa.meta.MetaDataModes

MODE_ALL, MODE_ANN_MAPPING, MODE_MAPPING, MODE_MAPPING_INIT, MODE_META, MODE_NONE, MODE_QUERY

Fields inherited from interface org.apache.openjpa.lib.meta.SourceTracker

SRC_ANNOTATIONS, SRC_OTHER, SRC_XML

Fields inherited from interface org.apache.openjpa.lib.xml.Commentable

EMPTY_COMMENTS

Constructor Summary

QueryResultMapping(String name, MappingRepository repos)
Construct with the given name.

Method Summary

void	addColumnResult(Object id) Add the id of a mapped column in the query result.
QueryResultMapping.PCResult	addPCResult(Class<?> candidate) Add a mapped persistence-capable result with the given candidate type.
int	getColNumber() Return the column number in the line of the file at which this instance was parsed.
Object[]	getColumnResults() Ids of mapped scalar columns in the result.
String[]	getComments() Return comments, or empty array if none.
Class<?>	getDefiningType() The class that defines this query result, or null if none.
int	getLineNumber() Return the line number of the file at which this instance was parsed.
int	getListingIndex() Relative order of result mapping in metadata.
String	getName() Return the name for this query result.
QueryResultMapping.PCResult[]	getPCResults() Return the mapped persistence-capable types in the query result.
String	getResourceName() Return the domain-meaningful name of the resource that was loaded from this source.
File	getSourceFile() Return the file from which this instance was parsed.
int	getSourceMode() The source mode of this query result.
Object	getSourceScope() Return the domain-dependent scope of this instance within its file.
int	getSourceType() Return the type of source.
void	setColNumber(int colNum)
void	setComments(String[] comments) Set comments.
void	setDefiningType(Class<?> cls) The class that defines this query result, or null if none.
void	setLineNumber(int lineNum)
void	setListingIndex(int idx) Relative order of result mapping in metadata.
void	setSource(File file, Object scope, int srcType)
void	setSourceMode(int mode) The source mode of this query result.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryResultMapping

QueryResultMapping(String name,
                   MappingRepository repos)

Construct with the given name.

Method Detail

getName

public String getName()

Return the name for this query result.

getDefiningType

public Class<?> getDefiningType()

The class that defines this query result, or null if none.

setDefiningType

public void setDefiningType(Class<?> cls)

The class that defines this query result, or null if none.

getColumnResults

public Object[] getColumnResults()

Ids of mapped scalar columns in the result. These will typically be column names.

See Also:

Result

addColumnResult

public void addColumnResult(Object id)

Add the id of a mapped column in the query result. This will typically be a column name.

See Also:

Result

getPCResults

public QueryResultMapping.PCResult[] getPCResults()

Return the mapped persistence-capable types in the query result.

addPCResult

public QueryResultMapping.PCResult addPCResult(Class<?> candidate)

Add a mapped persistence-capable result with the given candidate type.

getSourceMode

public int getSourceMode()

The source mode of this query result.

setSourceMode

public void setSourceMode(int mode)

The source mode of this query result.

getListingIndex

public int getListingIndex()

Relative order of result mapping in metadata.

setListingIndex

public void setListingIndex(int idx)

Relative order of result mapping in metadata.

toString

public String toString()

Overrides:

toString in class Object

getComments

public String[] getComments()

Description copied from interface: Commentable

Return comments, or empty array if none.

Specified by:

getComments in interface Commentable

setComments

public void setComments(String[] comments)

Description copied from interface: Commentable

Set comments.

Specified by:

setComments in interface Commentable

getSourceFile

public File getSourceFile()

Description copied from interface: SourceTracker

Return the file from which this instance was parsed.

Specified by:

getSourceFile in interface SourceTracker

getSourceScope

public Object getSourceScope()

Description copied from interface: SourceTracker

Return the domain-dependent scope of this instance within its file.

Specified by:

getSourceScope in interface SourceTracker

getSourceType

public int getSourceType()

Description copied from interface: SourceTracker

Return the type of source.

Specified by:

getSourceType in interface SourceTracker

setSource

public void setSource(File file,
                      Object scope,
                      int srcType)

getResourceName

public String getResourceName()

Description copied from interface: SourceTracker

Return the domain-meaningful name of the resource that was loaded from this source. I.e., if we had loaded the source for a Java class, this would return the name of the class.

Specified by:

getResourceName in interface SourceTracker

getLineNumber

public int getLineNumber()

Description copied from interface: SourceTracker

Return the line number of the file at which this instance was parsed.

Specified by:

getLineNumber in interface SourceTracker

setLineNumber

public void setLineNumber(int lineNum)

getColNumber

public int getColNumber()

Description copied from interface: SourceTracker

Return the column number in the line of the file at which this instance was parsed.

Specified by:

getColNumber in interface SourceTracker

setColNumber

public void setColNumber(int colNum)