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java.lang.Objectorg.eclipse.mat.query.registry.QueryContextImpl
org.eclipse.mat.internal.snapshot.SnapshotQueryContext
public class SnapshotQueryContext
| Constructor Summary | |
|---|---|
SnapshotQueryContext(ISnapshot snapshot)
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|
| Method Summary | |
|---|---|
boolean |
available(Class<?> type,
Argument.Advice advice)
Is this type of data available from the context? |
boolean |
converts(Class<?> type,
Argument.Advice advice)
Does the context have a converter for data of this type? |
String |
convertToString(Class<?> type,
Argument.Advice advice,
Object value)
Convert the value to a string. |
Object |
convertToValue(Class<?> type,
Argument.Advice advice,
String value)
Convert the String to the value based on the type and advice. |
Object |
get(Class<?> type,
Argument.Advice advice)
Get this type of data from the context. |
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 java.lang.Object |
|---|
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public SnapshotQueryContext(ISnapshot snapshot)
| Method Detail |
|---|
public File getPrimaryFile()
IQueryContext
public String getPrefix()
IQueryContext
public String mapToExternalIdentifier(int objectId)
throws SnapshotException
IQueryContextIQueryContext.mapToObjectId(java.lang.String)
SnapshotExceptionIQueryContext.mapToObjectId(java.lang.String)
public int mapToObjectId(String externalIdentifier)
throws SnapshotException
IQueryContextIQueryContext.mapToExternalIdentifier(int)
SnapshotException
public boolean available(Class<?> type,
Argument.Advice advice)
IQueryContext
available in interface IQueryContextavailable in class QueryContextImpltype - the type the data should be converted toadvice - advice such as from the query as to how the value should be converted.
public Object get(Class<?> type,
Argument.Advice advice)
IQueryContext
get in interface IQueryContextget in class QueryContextImpltype - the type the data should be converted toadvice - advice such as from the query as to how the value should be converted.
public boolean converts(Class<?> type,
Argument.Advice advice)
IQueryContext
converts in interface IQueryContextconverts in class QueryContextImpl
public String convertToString(Class<?> type,
Argument.Advice advice,
Object value)
throws SnapshotException
IQueryContext
convertToString in interface IQueryContextconvertToString in class QueryContextImplSnapshotException
public Object convertToValue(Class<?> type,
Argument.Advice advice,
String value)
throws SnapshotException
IQueryContext
convertToValue in interface IQueryContextconvertToValue in class QueryContextImplSnapshotException
public boolean parses(Class<?> type,
Argument.Advice advice)
IQueryContext
public Object parse(Class<?> type,
Argument.Advice advice,
String[] args,
ParsePosition pos)
throws SnapshotException
IQueryContext
SnapshotExceptionpublic ContextDerivedData getContextDerivedData()
IQueryContext
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