org.duracloud.common.queue.task

Class Task

java.lang.Object

org.duracloud.common.queue.task.Task

public class Task
extends Object

Represents a basic unit of work. In essence it describes "what" is to be done. It knows nothing of the "how".

Author:

Daniel Bernstein

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Task.Type

Field Summary

Fields

Modifier and Type	Field and Description
static String	KEY_TYPE

Constructor Summary

Constructors

Constructor and Description
Task()

Method Summary

Methods

Modifier and Type	Method and Description
void	addProperty(String key, String value)
boolean	equals(Object obj)
int	getAttempts() The number of completed attempts to process this task.
Map<String,String>	getProperties()
String	getProperty(String key)
Task.Type	getType()
Integer	getVisibilityTimeout()
int	hashCode()
void	incrementAttempts() Increments the attempts property.
String	removeProperty(String key)
void	setType(Task.Type type)
void	setVisibilityTimeout(Integer visibilityTimeout)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

KEY_TYPE

public static final String KEY_TYPE

See Also:

Constant Field Values

Constructor Detail

Task

public Task()

Method Detail

getType

public Task.Type getType()

setType

public void setType(Task.Type type)

getProperties

public Map<String,String> getProperties()

getProperty

public String getProperty(String key)

addProperty

public void addProperty(String key,
               String value)

removeProperty

public String removeProperty(String key)

getVisibilityTimeout

public Integer getVisibilityTimeout()

setVisibilityTimeout

public void setVisibilityTimeout(Integer visibilityTimeout)

getAttempts

public int getAttempts()

The number of completed attempts to process this task.

Returns:

incrementAttempts

public void incrementAttempts()

Increments the attempts property. This method should only be called by TaskQueue implementations.

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object