Package org.eclipse.mat.snapshot.query

Class TQuantize

java.lang.Object

org.eclipse.mat.snapshot.query.TQuantize

public final class TQuantize
extends Object

Create a value or frequency distribution out of IResultTable.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	TQuantize.Builder	TQuantize factory
static enum	TQuantize.Target	Well-known default aggregations.

Method Summary

Modifier and Type	Method	Description
static TQuantize	defaultValueDistribution(ISnapshot snapshot, IResultTable base, TQuantize.Target target)	A convenience methods to aggregate a table by one of the well-known targets and create the sum for all other columns.
IResult	process(IProgressListener listener)	Create distribution based on the given table.
static TQuantize.Builder	valueDistribution(ISnapshot snapshot, IResultTable base, int... columns)	Creates a TQuantize object which aggregates the table by the value of the columns.
static TQuantize.Builder	valueDistribution(ISnapshot snapshot, IResultTable base, TQuantize.Target target)	Creates a TQuantize object which aggregates the table by one of the well-known targets, e.g.

Methods inherited from class java.lang.Object

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

Method Details

valueDistribution

public static TQuantize.Builder valueDistribution(ISnapshot snapshot,
 IResultTable base,
 int... columns)
                                           throws SnapshotException

Creates a TQuantize object which aggregates the table by the value of the columns.

Throws:

SnapshotException

valueDistribution

public static TQuantize.Builder valueDistribution(ISnapshot snapshot,
 IResultTable base,
 TQuantize.Target target)
                                           throws SnapshotException

Creates a TQuantize object which aggregates the table by one of the well-known targets, e.g. by class loader or package.

Throws:

SnapshotException

defaultValueDistribution

public static TQuantize defaultValueDistribution(ISnapshot snapshot,
 IResultTable base,
 TQuantize.Target target)
                                          throws SnapshotException

A convenience methods to aggregate a table by one of the well-known targets and create the sum for all other columns.

Throws:

SnapshotException

process

public IResult process(IProgressListener listener)
                throws SnapshotException

Create distribution based on the given table.

Parameters:

listener - progress listener

Throws:

SnapshotException