public final class ContextMap extends Object implements Serializable
Constructor and Description |
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ContextMap()
Default constructor.
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ContextMap(ContextMap parent)
Constructor that sets parent contextMap.
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Modifier and Type | Method and Description |
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static void |
bind(ContextMap context)
Bind a particular ContextMap to current thread.
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void |
clear()
Empty the context map.
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Object |
get(String key)
Get an entry from the context.
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Object |
get(String key,
Object defaultObject)
Get an entry from the context.
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static ContextMap |
getCurrentContext()
Get the Current ContextMap.
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static ContextMap |
getCurrentContext(boolean autocreate)
Get the Current ContextMap.
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int |
getSize()
Get the number of contexts in map.
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boolean |
isReadOnly()
Determine if context is read-only.
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void |
makeReadOnly()
Make the context read-only.
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void |
set(String key,
Object value)
Set a value in context
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public ContextMap()
public ContextMap(ContextMap parent)
parent
- the parent ContextMappublic static final ContextMap getCurrentContext()
public static final ContextMap getCurrentContext(boolean autocreate)
autocreate
- true if a ContextMap is to be created if it doesn't existpublic static final void bind(ContextMap context)
context
- the context map (may be null)public void makeReadOnly()
public boolean isReadOnly()
public void clear()
public Object get(String key, Object defaultObject)
key
- the key to mapdefaultObject
- a default object to return if key does not existpublic Object get(String key)
key
- the key to mappublic void set(String key, Object value)
key
- the keyvalue
- the value (may be null)public int getSize()
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