org.eclipse.mat.ui.internal.acquire

Class ProviderContextImpl

java.lang.Object

org.eclipse.mat.query.registry.QueryContextImpl

org.eclipse.mat.ui.internal.acquire.ProviderContextImpl

All Implemented Interfaces:

IQueryContext

public class ProviderContextImpl
extends QueryContextImpl

Constructor Summary

Constructors

Constructor and Description
ProviderContextImpl()

Method Summary

Methods

Modifier and Type	Method and Description
ContextDerivedData	getContextDerivedData() For example, retained size derived data.
String	getPrefix() The prefix for files generated from snapshot
File	getPrimaryFile() The main file for the snapshot
String	mapToExternalIdentifier(int objectId) Map an id to a readable form.
int	mapToObjectId(String externalIdentifier) Map readable form to internal id.
Object	parse(Class<?> type, Argument.Advice advice, String[] args, ParsePosition pos) Consume the special data.
boolean	parses(Class<?> type, Argument.Advice advice) Is special parsing required to get an object of the required type?

Methods inherited from class org.eclipse.mat.query.registry.QueryContextImpl

available, converts, convertToString, convertToValue, get

Methods inherited from class java.lang.Object

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

Constructor Detail

ProviderContextImpl

public ProviderContextImpl()

Method Detail

getContextDerivedData

public ContextDerivedData getContextDerivedData()

Description copied from interface: IQueryContext

For example, retained size derived data.

Returns:

the derived data

getPrimaryFile

public File getPrimaryFile()

Description copied from interface: IQueryContext

The main file for the snapshot

Returns:

the dump

getPrefix

public String getPrefix()

Description copied from interface: IQueryContext

The prefix for files generated from snapshot

Returns:

the prefix

mapToExternalIdentifier

public String mapToExternalIdentifier(int objectId)
                               throws SnapshotException

Description copied from interface: IQueryContext

Map an id to a readable form. Reverse of IQueryContext.mapToObjectId(java.lang.String)

Returns:

readable external version

Throws:

SnapshotException

See Also:

IQueryContext.mapToObjectId(java.lang.String)

mapToObjectId

public int mapToObjectId(String externalIdentifier)
                  throws SnapshotException

Description copied from interface: IQueryContext

Map readable form to internal id. Reverse of IQueryContext.mapToExternalIdentifier(int)

Returns:

the object id

Throws:

SnapshotException

parse

public Object parse(Class<?> type,
           Argument.Advice advice,
           String[] args,
           ParsePosition pos)
             throws SnapshotException

Description copied from interface: IQueryContext

Consume the special data. For example using the ArgumentParser for data from a query wizard.

Returns:

the result of parsing the data suitable given the type and advice

Throws:

SnapshotException

parses

public boolean parses(Class<?> type,
             Argument.Advice advice)

Description copied from interface: IQueryContext

Is special parsing required to get an object of the required type?

Returns:

true if parsing is needed.