org.jboss.dna.graph.observe
Class Changes

java.lang.Object
  org.jboss.dna.graph.observe.Changes

All Implemented Interfaces:

Serializable, Comparable<Changes>, Iterable<ChangeRequest>

@Immutable
public final class Changes
extends Object
implements Iterable<ChangeRequest>, Comparable<Changes>, Serializable

A set of changes that were made atomically. Each change is in the form of a frozen ChangeRequest.

See Also:

Serialized Form

Constructor Summary

Changes(String userName, String sourceName, DateTime timestamp, List<ChangeRequest> requests)

Changes(String processId, String userName, String sourceName, DateTime timestamp, List<ChangeRequest> requests)

Method Summary

int	compareTo(Changes that)
boolean	equals(Object obj)
String	getProcessId() Get the identifier of the process where these changes originated.
String	getSourceName() Get the name of the source that was changed.
DateTime	getTimestamp() Get the timestamp that the changes were made.
String	getUserName() Get the user that made these changes.
int	hashCode()
Iterator<ChangeRequest>	iterator()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Changes

public Changes(String userName,
               String sourceName,
               DateTime timestamp,
               List<ChangeRequest> requests)

Changes

public Changes(String processId,
               String userName,
               String sourceName,
               DateTime timestamp,
               List<ChangeRequest> requests)

Method Detail

getUserName

public String getUserName()

Get the user that made these changes.

Returns:

the user; never null

See Also:

SecurityContext.getUserName()

getSourceName

public String getSourceName()

Get the name of the source that was changed.

Returns:

the source name; never null

getTimestamp

public DateTime getTimestamp()

Get the timestamp that the changes were made. All changes within the change set were all made at this instant in time.

Returns:

the timestamp of the changes; never null

getProcessId

public String getProcessId()

Get the identifier of the process where these changes originated. This identifier may be useful in preventing feedbacks.

Returns:

the process identifier; never null

iterator

public Iterator<ChangeRequest> iterator()

Specified by:

iterator in interface Iterable<ChangeRequest>

See Also:

Iterable.iterator()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

See Also:

Object.hashCode()

compareTo

public int compareTo(Changes that)

Specified by:

compareTo in interface Comparable<Changes>

See Also:

Comparable.compareTo(java.lang.Object)

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

See Also:

Object.equals(java.lang.Object)