NoExpiryCacheInvalidationPolicy

java.lang.Object
- org.eclipse.persistence.descriptors.invalidation.CacheInvalidationPolicy
- - org.eclipse.persistence.descriptors.invalidation.NoExpiryCacheInvalidationPolicy

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable
```
public class NoExpiryCacheInvalidationPolicy
extends CacheInvalidationPolicy
```
PUBLIC: A cache invalidation policy in which no objects will expire. The only way for objects to become invalid in the cache is for them to be explicitly set to invalid through method calls on the IdentityMapAccessor. This is the default cache invalidation policy.

See Also:

CacheInvalidationPolicy, IdentityMapAccessor, Serialized Form

Field Summary
- Fields inherited from class org.eclipse.persistence.descriptors.invalidation.CacheInvalidationPolicy
  isInvalidationRandomized, NO_EXPIRY, random, shouldRefreshInvalidObjectsOnClone, shouldUpdateReadTimeOnUpdate

Constructor Summary

Constructors
Constructor Description

NoExpiryCacheInvalidationPolicy()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`long`	`getExpiryTimeInMillis(CacheKey key)`	INTERNAL: Since this policy implements no expiry, this will always return NO_EXPIRY
`long`	`getRemainingValidTime(CacheKey key)`	INTERNAL: Return the remaining life of this object Override the default implementation.
`boolean`	`isInvalidated(CacheKey key)`	INTERNAL: This will return true if the object is set to be invalid, false otherwise.
`boolean`	`isInvalidated(CacheKey key, long currentTimeMillis)`	INTERNAL: This will return true if the object is set to be invalid, false otherwise.

Methods inherited from class org.eclipse.persistence.descriptors.invalidation.CacheInvalidationPolicy
clone, initialize, isInvalidationRandomized, setIsInvalidationRandomized, setShouldRefreshInvalidObjectsInUnitOfWork, setShouldRefreshInvalidObjectsOnClone, setShouldUpdateReadTimeOnUpdate, shouldRefreshInvalidObjectsInUnitOfWork, shouldRefreshInvalidObjectsOnClone, shouldUpdateReadTimeOnUpdate

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - NoExpiryCacheInvalidationPolicy
```
public NoExpiryCacheInvalidationPolicy()
```
- Method Detail
  - getExpiryTimeInMillis
```
public long getExpiryTimeInMillis(CacheKey key)
```
    INTERNAL: Since this policy implements no expiry, this will always return NO_EXPIRY
    
    Specified by:
    
    getExpiryTimeInMillis in class CacheInvalidationPolicy
  - getRemainingValidTime
```
public long getRemainingValidTime(CacheKey key)
```
    INTERNAL: Return the remaining life of this object Override the default implementation.
    
    Overrides:
    
    getRemainingValidTime in class CacheInvalidationPolicy
  - isInvalidated
```
public boolean isInvalidated(CacheKey key)
```
    INTERNAL: This will return true if the object is set to be invalid, false otherwise.
    
    Overrides:
    
    isInvalidated in class CacheInvalidationPolicy
  - isInvalidated
```
public boolean isInvalidated(CacheKey key,
                             long currentTimeMillis)
```
    INTERNAL: This will return true if the object is set to be invalid, false otherwise.
    
    Specified by:
    
    isInvalidated in class CacheInvalidationPolicy