Session.LockMode (Tapestry API - 5.9.0)

java.lang.Object
- java.lang.Enum<Session.LockMode>
- - org.apache.tapestry5.http.services.Session.LockMode

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<Session.LockMode>

Enclosing interface:

Session
```
public static enum Session.LockMode
extends java.lang.Enum<Session.LockMode>
```
The type of lock used to access atttributes in the Session.
The actual lock-type depends on if a lock is already held by the this thread.

Since:

5.9

Enum Constant Summary

Enum Constants
Enum Constant Description

NONE
No lock is supposed to be acquired.

READ
Acquire a shared read-lock.

WRITE
Acquire an exclusive write-lock.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static Session.LockMode`	`valueOf(java.lang.String name)`	Returns the enum constant of this type with the specified name.
`static Session.LockMode[]`	`values()`	Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum
clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object
getClass, notify, notifyAll, wait, wait, wait

- Enum Constant Detail
  - NONE
```
public static final Session.LockMode NONE
```
    No lock is supposed to be acquired.
  - READ
```
public static final Session.LockMode READ
```
    Acquire a shared read-lock.
  - WRITE
```
public static final Session.LockMode WRITE
```
    Acquire an exclusive write-lock.
- Method Detail
  - values
```
public static Session.LockMode[] values()
```
    Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:
    for (Session.LockMode c : Session.LockMode.values()) System.out.println(c);
    Returns:
    
    an array containing the constants of this enum type, in the order they are declared
  - valueOf
```
public static Session.LockMode valueOf(java.lang.String name)
```
    Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
    
    Parameters:
    
    name - the name of the enum constant to be returned.
    
    Returns:
    
    the enum constant with the specified name
    
    Throws:
    
    java.lang.IllegalArgumentException - if this enum type has no constant with the specified name
    
    java.lang.NullPointerException - if the argument is null