fr.jgetmove.jgetmove.database

Class Base

java.lang.Object

fr.jgetmove.jgetmove.database.Base

All Implemented Interfaces:

PrettyPrint

Direct Known Subclasses:

DataBase

public class Base
extends java.lang.Object
implements PrettyPrint

Class containing all the basic data.

All the data is binded once, note that adding or rebinding data in here is expensive. Use ClusterMatrix for a dynamic database.

Since:

0.2.0

See Also:

ClusterMatrix

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.HashMap<java.lang.Integer,Cluster>	clusters Hosts all the Clusters : HashMap<clusterId,Cluster>
protected java.util.HashMap<java.lang.Integer,Time>	times Hosts all the Times : HashMap<timeId,Time>
protected java.util.HashMap<java.lang.Integer,Transaction>	transactions Hosts all the Transactions : HashMap<transactionId,Transaction>

Constructor Summary

Constructors

Constructor and Description
Base() Initializes an empty Base
Base(java.util.HashMap<java.lang.Integer,java.util.Set<java.lang.Integer>> clustersTransactions, java.util.HashMap<java.lang.Integer,java.lang.Integer> clustersTime) Fills and binds the Base using the parameters

Method Summary

Modifier and Type	Method and Description
void	add(Cluster cluster) Adds the cluster to the base
void	add(Time time) Adds the time to the base
void	add(Transaction transaction) Adds the transaction to the base
boolean	areTransactionsInCluster(java.util.Set<java.lang.Integer> transactionIds, int clusterId) Checks whether all the transactions are contained in the cluster.
Cluster	getCluster(int clusterId) Returns the Cluster having this id, null otherwise
java.util.TreeSet<java.lang.Integer>	getClusterIds()
java.util.HashMap<java.lang.Integer,Cluster>	getClusters()
int	getClusterTimeId(int clusterId) Returns the timeId of the cluster Shortcut for getCluster(clusterId).
java.util.HashMap<java.lang.Integer,Transaction>	getClusterTransactions(int clusterId) Retrieves all the transactions of a specific cluster.
java.util.Set<java.lang.Integer>	getFilteredTransactionIdsIfHaveCluster(java.util.Set<java.lang.Integer> transactionIds, int clusterId) Checks and returns a list of transactions from transactionIds which are contained in the cluster (clusterId)
Cluster	getOrCreateCluster(int clusterId) Checks whether the clusterId is present, if not creates one.
Time	getOrCreateTime(int timeId) Check whether the timeId is present, if not creates one.
Transaction	getOrCreateTransaction(int transactionId) Check whether the transactionId is present, if not creates one.
Time	getTime(int timeId) Returns the Time having this id, null otherwise
java.util.TreeSet<java.lang.Integer>	getTimeIds()
java.util.HashMap<java.lang.Integer,Time>	getTimes()
Transaction	getTransaction(int transactionId) Returns the Transaction having this id, null otherwise
java.util.HashMap<java.lang.Integer,Cluster>	getTransactionClusters(int transactionId) Retrieves all the clusters of a specific transaction.
java.util.TreeSet<java.lang.Integer>	getTransactionIds()
java.util.HashMap<java.lang.Integer,Transaction>	getTransactions()
java.lang.String	toPrettyString() Displays a prettified version of Object.toString() It's used as display by Debug if it's implemented.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

times

protected java.util.HashMap<java.lang.Integer,Time> times

Hosts all the Times : HashMap<timeId,Time>

clusters

protected java.util.HashMap<java.lang.Integer,Cluster> clusters

Hosts all the Clusters : HashMap<clusterId,Cluster>

transactions

protected java.util.HashMap<java.lang.Integer,Transaction> transactions

Hosts all the Transactions : HashMap<transactionId,Transaction>

Constructor Detail

Base

public Base()

Initializes an empty Base

Base

public Base(java.util.HashMap<java.lang.Integer,java.util.Set<java.lang.Integer>> clustersTransactions,
            java.util.HashMap<java.lang.Integer,java.lang.Integer> clustersTime)

Fills and binds the Base using the parameters

Parameters:

clustersTransactions - link between clusters and transactions 1:x relation

clustersTime - link between clusters and its time 1:1 relation

Method Detail

add

public void add(Cluster cluster)

Adds the cluster to the base

Parameters:

cluster - cluster to add

add

public void add(Transaction transaction)

Adds the transaction to the base

Parameters:

transaction - transaction to add

add

public void add(Time time)

Adds the time to the base

Parameters:

time - time to add

getOrCreateCluster

public Cluster getOrCreateCluster(int clusterId)

Checks whether the clusterId is present, if not creates one. Returns the cluster found/created.

Parameters:

clusterId - id to check

Returns:

created or found cluster.

getOrCreateTime

public Time getOrCreateTime(int timeId)

Check whether the timeId is present, if not creates one. Returns the time found/created.

Parameters:

timeId - id to check

Returns:

created or found time

getOrCreateTransaction

public Transaction getOrCreateTransaction(int transactionId)

Check whether the transactionId is present, if not creates one. Returns the transaction found/created.

Parameters:

transactionId - id to check

Returns:

created or found transaction

getCluster

public Cluster getCluster(int clusterId)

Returns the Cluster having this id, null otherwise

Parameters:

clusterId - id of the cluster

Returns:

the corresponding Cluster or null

See Also:

HashMap.get(Object)

getTime

public Time getTime(int timeId)

Returns the Time having this id, null otherwise

Parameters:

timeId - id of the time

Returns:

the corresponding Time or null

See Also:

HashMap.get(Object)

getTransaction

public Transaction getTransaction(int transactionId)

Returns the Transaction having this id, null otherwise

Parameters:

transactionId - id of the transaction

Returns:

the corresponding Transaction or null

See Also:

HashMap.get(Object)

getClusters

public java.util.HashMap<java.lang.Integer,Cluster> getClusters()

Returns:

all the clusters of the base in form of a HashMap

getTimes

public java.util.HashMap<java.lang.Integer,Time> getTimes()

Returns:

all the times of the base in form of a HashMap

getTransactions

public java.util.HashMap<java.lang.Integer,Transaction> getTransactions()

Returns:

all the transactions of the base in form of a HashMap

getClusterIds

public java.util.TreeSet<java.lang.Integer> getClusterIds()

Returns:

all the clusterIds as a TreeSet

getTimeIds

public java.util.TreeSet<java.lang.Integer> getTimeIds()

Returns:

all the timeIds as a TreeSet

getTransactionIds

public java.util.TreeSet<java.lang.Integer> getTransactionIds()

Returns:

all the transactionIds as a TreeSet

getClusterTransactions

public java.util.HashMap<java.lang.Integer,Transaction> getClusterTransactions(int clusterId)

Retrieves all the transactions of a specific cluster.

Shortcut for getCluster(clusterId).getTransactions()

Parameters:

clusterId - id of the Cluster

Returns:

all the transaction of the cluster as a HashMap

getTransactionClusters

public java.util.HashMap<java.lang.Integer,Cluster> getTransactionClusters(int transactionId)

Retrieves all the clusters of a specific transaction.

Shortcut for getTransaction(transactionId).getClusters()

Parameters:

transactionId - id of the Transaction

Returns:

all the clusters of the transaction as a HashMap

getFilteredTransactionIdsIfHaveCluster

public java.util.Set<java.lang.Integer> getFilteredTransactionIdsIfHaveCluster(java.util.Set<java.lang.Integer> transactionIds,
                                                                               int clusterId)

Checks and returns a list of transactions from transactionIds which are contained in the cluster (clusterId)

Parameters:

transactionIds - list of transactions to check from

clusterId - the cluster to filter them

Returns:

a list of transactionIds

areTransactionsInCluster

public boolean areTransactionsInCluster(java.util.Set<java.lang.Integer> transactionIds,
                                        int clusterId)

Checks whether all the transactions are contained in the cluster.

Shortcut for getClusterTransactions(clusterId).keySet().containsAll(transactionIds)

Dans GetMove :

 Lcm::CheckItemInclusion(DataBase,transactionList,item)
 

Parameters:

transactionIds - (transactionList) set of transactionIds

clusterId - (item) the concerned cluster

Returns:

true of the set is contained in the cluster

getClusterTimeId

public int getClusterTimeId(int clusterId)

Returns the timeId of the cluster

Shortcut for getCluster(clusterId).getTimeId()

Parameters:

clusterId - id of the cluster

Returns:

the timeId of the cluster

toPrettyString

public java.lang.String toPrettyString()

Description copied from interface: PrettyPrint

Displays a prettified version of Object.toString()

It's used as display by Debug if it's implemented.

Specified by:

toPrettyString in interface PrettyPrint

Returns:

String containing a prettified version of Object.toString()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

Returns:

A string representing the object