test3

Class CallLog

java.lang.Object

test3.CallLog

public class CallLog
extends Object

A class that manages information regarding phone calls. A call log records information about the time when a call occurred and the phone number associated with the call.

A call log has a name and a list of call log entries. The call log and its name form an aggregation. The call log and its list of entries form a composition.

A call log ensures that no two log entries have dates that are equal.

Constructor Summary

Constructors

Constructor and Description
CallLog()
CallLog(String name) Initializes this call log to have the given name and zero entries.
CallLog(String name, Date callDate, PhoneNumber number) Initializes this call log to have the given name and a size equal to 1.

Method Summary

Modifier and Type	Method and Description
void	add(CallLogEntry entry) Adds an entry to this call log.
List<CallLogEntry>	callsAfter(Date after) Returns a sorted list of all of the entries in this call log that occurred after the given date.
String	getName() Return the name of this call log.
Set<PhoneNumber>	getPhoneNumbers() Returns a set of all of the phone numbers in this call log.
void	setName(String name) Set the name of this call log.
int	size() Returns the number of entries in this call log.

Methods inherited from class java.lang.Object

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

Constructor Detail

CallLog

public CallLog()

CallLog

public CallLog(String name)

Initializes this call log to have the given name and zero entries.

Parameters:

name - the non-null name of this call log

CallLog

public CallLog(String name,
               Date callDate,
               PhoneNumber number)

Initializes this call log to have the given name and a size equal to 1. The call log contains one CallLogEntry whose date is equal to callDate and whose phone number is equal to number.

Parameters:

name - the non-null name of this call log

callDate - the non-null date at which the call occurred

number - the non-null phone number of the call

Method Detail

getName

public String getName()

Return the name of this call log.

Returns:

the name of this call log

setName

public void setName(String name)

Set the name of this call log.

Parameters:

name - a non-null name for this call log

size

public int size()

Returns the number of entries in this call log.

Returns:

the number of entries in this call log

getPhoneNumbers

public Set<PhoneNumber> getPhoneNumbers()

Returns a set of all of the phone numbers in this call log. There are no guarantees on the order of the phone numbers in the returned set.

Returns:

a set of all of the phone numbers in this call log

add

public void add(CallLogEntry entry)

Adds an entry to this call log. Throws a SameDateException if the call log already contains an entry equal to entry.getDate()

Parameters:

entry - an entry to add to this call log

Throws:

SameDateException - if the call log already contains an entry equal to entry.getDate()

callsAfter

public List<CallLogEntry> callsAfter(Date after)

Returns a sorted list of all of the entries in this call log that occurred after the given date. The entries in the list are new independent copies of the entries in this call log.

Parameters:

after - a non-null date

Returns:

a sorted list of all of the entries in this call log that occurred after the given date