java.lang.Object
- org.chocosolver.solver.search.measure.Measures

All Implemented Interfaces:

Serializable, Cloneable, IMeasures

Direct Known Subclasses:

MeasuresRecorder
```
public class Measures
extends Object
implements IMeasures, Cloneable
```
Object which stores resolution information to get statistics

Author:

Charles Prud'Homme, Arnaud Malapert

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type	Field	Description
`protected long`	`backjumpCount`	Counts the number of non chronological backtracks done so far.
`protected long`	`backtrackCount`	Counts the number of backtracks done so far.
`protected IBoundsManager`	`boundsManager`	Reference to the bound manager
`protected long`	`depth`	Stores the current depth
`protected long`	`failCount`	Counts the number of failures encountered so far.
`protected long`	`fixpointCount`	Stores the number of fixpoints
`protected long`	`maxDepth`	Stores the overall maximum depth
`protected String`	`modelName`	Name of the model observed -- no reference to the model should be done in this class
`protected long`	`nodeCount`	Counts the number of nodes opened so far.
`protected boolean`	`objectiveOptimal`	Indicates if the optimal value has been proven for the objective (set to `true`).
`protected long`	`readingTimeCount`	Counts the time spent into reading the model
`protected long`	`restartCount`	Counts the number of restarts done so far.
`protected long`	`solutionCount`	Counts the number of solutions found so far.
`protected SearchState`	`state`	Search state
`protected long`	`timeCount`	Counts the time spent so far, starting from solver construction call.

Fields inherited from interface org.chocosolver.solver.search.measure.IMeasures
IN_SEC

Constructor Summary

Constructors
Constructor Description

Measures(String modelName)
Create empty measures.

Measures(IMeasures measures)
Copy constructor with shallow copy of the bounds manager.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`long`	`getBackjumpCount()`
`long`	`getBackTrackCount()`
`Number`	`getBestSolutionValue()`
`IBoundsManager`	`getBoundsManager()`
`long`	`getCurrentDepth()`
`long`	`getDecisionCount()`
`long`	`getFailCount()`
`long`	`getFixpointCount()`
`long`	`getMaxDepth()`
`String`	`getModelName()`
`long`	`getNodeCount()`
`long`	`getReadingTimeCountInNanoSeconds()`
`long`	`getRestartCount()`
`SearchState`	`getSearchState()`
`long`	`getSolutionCount()`
`long`	`getTimeCountInNanoSeconds()`
`long`	`getTimestamp()`
`boolean`	`hasObjective()`
`boolean`	`isObjectiveOptimal()`
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.chocosolver.solver.search.measure.IMeasures
getReadingTimeCount, getTimeCount, toArray, toCSV, toDimacsString, toMultiLineString, toOneLineString

- Field Detail
  - modelName
```
protected String modelName
```
    Name of the model observed -- no reference to the model should be done in this class
  - state
```
protected SearchState state
```
    Search state
  - boundsManager
```
protected IBoundsManager boundsManager
```
    Reference to the bound manager
  - objectiveOptimal
```
protected boolean objectiveOptimal
```
    Indicates if the optimal value has been proven for the objective (set to true).
  - solutionCount
```
protected long solutionCount
```
    Counts the number of solutions found so far.
  - timeCount
```
protected long timeCount
```
    Counts the time spent so far, starting from solver construction call.
  - readingTimeCount
```
protected long readingTimeCount
```
    Counts the time spent into reading the model
  - nodeCount
```
protected long nodeCount
```
    Counts the number of nodes opened so far.
  - backtrackCount
```
protected long backtrackCount
```
    Counts the number of backtracks done so far.
  - failCount
```
protected long failCount
```
    Counts the number of failures encountered so far.
  - restartCount
```
protected long restartCount
```
    Counts the number of restarts done so far.
  - maxDepth
```
protected long maxDepth
```
    Stores the overall maximum depth
  - depth
```
protected long depth
```
    Stores the current depth
  - fixpointCount
```
protected long fixpointCount
```
    Stores the number of fixpoints
  - backjumpCount
```
protected long backjumpCount
```
    Counts the number of non chronological backtracks done so far.
- Constructor Detail
  - Measures
```
public Measures(String modelName)
```
    Create empty measures.
  - Measures
```
public Measures(IMeasures measures)
```
    Copy constructor with shallow copy of the bounds manager.
    
    Parameters:
    
    measures - to copy
- Method Detail
  - getBackTrackCount
```
public final long getBackTrackCount()
```
    Specified by:
    
    getBackTrackCount in interface IMeasures
    
    Returns:
    
    the backtrack count
  - getFailCount
```
public final long getFailCount()
```
    Specified by:
    
    getFailCount in interface IMeasures
    
    Returns:
    
    the fail count
  - getFixpointCount
```
public final long getFixpointCount()
```
    Specified by:
    
    getFixpointCount in interface IMeasures
    
    Returns:
    
    the fixpoint count
  - getBackjumpCount
```
public long getBackjumpCount()
```
    Specified by:
    
    getBackjumpCount in interface IMeasures
    
    Returns:
    
    the non chronological backtracks count
  - getNodeCount
```
public final long getNodeCount()
```
    Specified by:
    
    getNodeCount in interface IMeasures
    
    Returns:
    
    the node count
  - getTimeCountInNanoSeconds
```
public long getTimeCountInNanoSeconds()
```
    Specified by:
    
    getTimeCountInNanoSeconds in interface IMeasures
    
    Returns:
    
    the time count (in nano seconds), including initial propagation time count
  - getReadingTimeCountInNanoSeconds
```
public long getReadingTimeCountInNanoSeconds()
```
    Specified by:
    
    getReadingTimeCountInNanoSeconds in interface IMeasures
    
    Returns:
    
    the reading time count (in nano seconds).
  - getRestartCount
```
public final long getRestartCount()
```
    Specified by:
    
    getRestartCount in interface IMeasures
    
    Returns:
    
    the restart count
  - getMaxDepth
```
public final long getMaxDepth()
```
    Specified by:
    
    getMaxDepth in interface IMeasures
    
    Returns:
    
    the maximum depth of the search tree
  - getCurrentDepth
```
public final long getCurrentDepth()
```
    Specified by:
    
    getCurrentDepth in interface IMeasures
    
    Returns:
    
    the current depth in the search tree
  - isObjectiveOptimal
```
public final boolean isObjectiveOptimal()
```
    Specified by:
    
    isObjectiveOptimal in interface IMeasures
    
    Returns:
    
    true iff the optimum has been found and proved
  - hasObjective
```
public final boolean hasObjective()
```
    Specified by:
    
    hasObjective in interface IMeasures
    
    Returns:
    
    true iff the problem has an objective variable (i.e. optimization problem)
  - getBestSolutionValue
```
public final Number getBestSolutionValue()
```
    Specified by:
    
    getBestSolutionValue in interface IMeasures
    
    Returns:
    
    the objective value of the best solution found (can be Integer or Double)
  - getSearchState
```
public final SearchState getSearchState()
```
    Specified by:
    
    getSearchState in interface IMeasures
    
    Returns:
    
    the search state
  - getModelName
```
public final String getModelName()
```
    Specified by:
    
    getModelName in interface IMeasures
    
    Returns:
    
    name of the model/solver observed
  - getTimestamp
```
public long getTimestamp()
```
    Specified by:
    
    getTimestamp in interface IMeasures
    
    Returns:
    
    the current world unique id
  - getBoundsManager
```
public final IBoundsManager getBoundsManager()
```
    Specified by:
    
    getBoundsManager in interface IMeasures
    
    Returns:
    
    current bound manager
  - getSolutionCount
```
public final long getSolutionCount()
```
    Specified by:
    
    getSolutionCount in interface IMeasures
    
    Returns:
    
    the solution count of the measure
  - getDecisionCount
```
public long getDecisionCount()
```
    Specified by:
    
    getDecisionCount in interface IMeasures
    
    Returns:
    
    the decision count
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object

Constructor	Description
`Measures(String modelName)`	Create empty measures.
`Measures(IMeasures measures)`	Copy constructor with shallow copy of the bounds manager.

Class Measures

Field Summary

Fields inherited from interface org.chocosolver.solver.search.measure.IMeasures

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface org.chocosolver.solver.search.measure.IMeasures

Field Detail

modelName

state

boundsManager

objectiveOptimal

solutionCount

timeCount

readingTimeCount

nodeCount

backtrackCount

failCount

restartCount

maxDepth

depth

fixpointCount

backjumpCount

Constructor Detail

Measures

Measures

Method Detail

getBackTrackCount

getFailCount

getFixpointCount

getBackjumpCount

getNodeCount

getTimeCountInNanoSeconds

getReadingTimeCountInNanoSeconds

getRestartCount

getMaxDepth

getCurrentDepth

isObjectiveOptimal

hasObjective

getBestSolutionValue

getSearchState

getModelName

getTimestamp

getBoundsManager

getSolutionCount

getDecisionCount

toString