org.apache.slider.server.appmaster.web.rest.application.resources

Class ContentCache

java.lang.Object

java.util.AbstractMap<K,V>

java.util.concurrent.ConcurrentHashMap<String,CachedContent>

org.apache.slider.server.appmaster.web.rest.application.resources.ContentCache

All Implemented Interfaces:

Serializable, ConcurrentMap<String,CachedContent>, Map<String,CachedContent>

public class ContentCache
extends ConcurrentHashMap<String,CachedContent>

Cache of content

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor and Description
ContentCache()
ContentCache(int initialCapacity)

Method Summary

Methods

Modifier and Type	Method and Description
Object	lookup(String key)
Object	lookupWithIOE(String key) Lookup a cached item.

Methods inherited from class java.util.concurrent.ConcurrentHashMap

clear, contains, containsKey, containsValue, elements, entrySet, get, isEmpty, keys, keySet, put, putAll, putIfAbsent, remove, remove, replace, replace, size, values

Methods inherited from class java.util.AbstractMap

clone, equals, hashCode, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Detail

ContentCache

public ContentCache(int initialCapacity)

ContentCache

public ContentCache()

Method Detail

lookup

public Object lookup(String key)
              throws Exception

Throws:

Exception

lookupWithIOE

public Object lookupWithIOE(String key)
                     throws IOException

Lookup a cached item. If an exception is raised on the refresh...

1. IOExceptions are thrown directly
2. Other exceptions are wrapped with an IOExceptions

Parameters:

key -

Returns:

Throws:

IOException