public class ReadOnlyContext extends java.lang.Object implements javax.naming.Context, java.io.Serializable
This implementation is intended to optimise the performance of lookup(String) to about the level of a HashMap get. It has been observed that the scheme resolution phase performed by the JVM takes considerably longer, so for optimum performance lookups should be coded like:
Context componentContext = (Context)new InitialContext().lookup("java:comp");
String envEntry = (String) componentContext.lookup("env/myEntry");
String envEntry2 = (String) componentContext.lookup("env/myEntry2");
$Date: 2005/08/27 03:52:39 $Modifier and Type | Field and Description |
---|---|
protected java.util.Map<java.lang.String,java.lang.Object> |
bindings |
protected java.util.Hashtable<java.lang.String,java.lang.Object> |
environment |
protected static javax.naming.NameParser |
NAME_PARSER |
static java.lang.String |
SEPARATOR |
protected java.util.Map<java.lang.String,java.lang.Object> |
treeBindings |
Modifier | Constructor and Description |
---|---|
|
ReadOnlyContext() |
|
ReadOnlyContext(java.util.Hashtable env) |
|
ReadOnlyContext(java.util.Hashtable environment,
java.util.Map<java.lang.String,java.lang.Object> bindings) |
|
ReadOnlyContext(java.util.Hashtable environment,
java.util.Map bindings,
java.lang.String nameInNamespace) |
protected |
ReadOnlyContext(ReadOnlyContext clone,
java.util.Hashtable env) |
protected |
ReadOnlyContext(ReadOnlyContext clone,
java.util.Hashtable<java.lang.String,java.lang.Object> env,
java.lang.String nameInNamespace) |
Modifier and Type | Method and Description |
---|---|
java.lang.Object |
addToEnvironment(java.lang.String propName,
java.lang.Object propVal) |
void |
bind(javax.naming.Name name,
java.lang.Object obj) |
void |
bind(java.lang.String name,
java.lang.Object obj) |
void |
close() |
javax.naming.Name |
composeName(javax.naming.Name name,
javax.naming.Name prefix) |
java.lang.String |
composeName(java.lang.String name,
java.lang.String prefix) |
javax.naming.Context |
createSubcontext(javax.naming.Name name) |
javax.naming.Context |
createSubcontext(java.lang.String name) |
void |
destroySubcontext(javax.naming.Name name) |
void |
destroySubcontext(java.lang.String name) |
void |
freeze() |
java.util.Hashtable<java.lang.String,java.lang.Object> |
getEnvironment() |
java.lang.String |
getNameInNamespace() |
javax.naming.NameParser |
getNameParser(javax.naming.Name name) |
javax.naming.NameParser |
getNameParser(java.lang.String name) |
protected java.util.Map<java.lang.String,java.lang.Object> |
internalBind(java.lang.String name,
java.lang.Object value)
internalBind is intended for use only during setup or possibly by
suitably synchronized superclasses.
|
javax.naming.NamingEnumeration |
list(javax.naming.Name name) |
javax.naming.NamingEnumeration |
list(java.lang.String name) |
javax.naming.NamingEnumeration |
listBindings(javax.naming.Name name) |
javax.naming.NamingEnumeration |
listBindings(java.lang.String name) |
java.lang.Object |
lookup(javax.naming.Name name) |
java.lang.Object |
lookup(java.lang.String name) |
java.lang.Object |
lookupLink(javax.naming.Name name) |
java.lang.Object |
lookupLink(java.lang.String name) |
protected ReadOnlyContext |
newContext() |
void |
rebind(javax.naming.Name name,
java.lang.Object obj) |
void |
rebind(java.lang.String name,
java.lang.Object obj) |
java.lang.Object |
removeFromEnvironment(java.lang.String propName) |
void |
rename(javax.naming.Name oldName,
javax.naming.Name newName) |
void |
rename(java.lang.String oldName,
java.lang.String newName) |
void |
unbind(javax.naming.Name name) |
void |
unbind(java.lang.String name) |
public static final java.lang.String SEPARATOR
protected static final javax.naming.NameParser NAME_PARSER
protected final java.util.Hashtable<java.lang.String,java.lang.Object> environment
protected final java.util.Map<java.lang.String,java.lang.Object> bindings
protected final java.util.Map<java.lang.String,java.lang.Object> treeBindings
public ReadOnlyContext()
public ReadOnlyContext(java.util.Hashtable env)
public ReadOnlyContext(java.util.Hashtable environment, java.util.Map<java.lang.String,java.lang.Object> bindings)
public ReadOnlyContext(java.util.Hashtable environment, java.util.Map bindings, java.lang.String nameInNamespace)
protected ReadOnlyContext(ReadOnlyContext clone, java.util.Hashtable env)
protected ReadOnlyContext(ReadOnlyContext clone, java.util.Hashtable<java.lang.String,java.lang.Object> env, java.lang.String nameInNamespace)
public void freeze()
protected java.util.Map<java.lang.String,java.lang.Object> internalBind(java.lang.String name, java.lang.Object value) throws javax.naming.NamingException
name
- value
- javax.naming.NamingException
protected ReadOnlyContext newContext()
public java.lang.Object addToEnvironment(java.lang.String propName, java.lang.Object propVal) throws javax.naming.NamingException
addToEnvironment
in interface javax.naming.Context
javax.naming.NamingException
public java.util.Hashtable<java.lang.String,java.lang.Object> getEnvironment() throws javax.naming.NamingException
getEnvironment
in interface javax.naming.Context
javax.naming.NamingException
public java.lang.Object removeFromEnvironment(java.lang.String propName) throws javax.naming.NamingException
removeFromEnvironment
in interface javax.naming.Context
javax.naming.NamingException
public java.lang.Object lookup(java.lang.String name) throws javax.naming.NamingException
lookup
in interface javax.naming.Context
javax.naming.NamingException
public java.lang.Object lookup(javax.naming.Name name) throws javax.naming.NamingException
lookup
in interface javax.naming.Context
javax.naming.NamingException
public java.lang.Object lookupLink(java.lang.String name) throws javax.naming.NamingException
lookupLink
in interface javax.naming.Context
javax.naming.NamingException
public javax.naming.Name composeName(javax.naming.Name name, javax.naming.Name prefix) throws javax.naming.NamingException
composeName
in interface javax.naming.Context
javax.naming.NamingException
public java.lang.String composeName(java.lang.String name, java.lang.String prefix) throws javax.naming.NamingException
composeName
in interface javax.naming.Context
javax.naming.NamingException
public javax.naming.NamingEnumeration list(java.lang.String name) throws javax.naming.NamingException
list
in interface javax.naming.Context
javax.naming.NamingException
public javax.naming.NamingEnumeration listBindings(java.lang.String name) throws javax.naming.NamingException
listBindings
in interface javax.naming.Context
javax.naming.NamingException
public java.lang.Object lookupLink(javax.naming.Name name) throws javax.naming.NamingException
lookupLink
in interface javax.naming.Context
javax.naming.NamingException
public javax.naming.NamingEnumeration list(javax.naming.Name name) throws javax.naming.NamingException
list
in interface javax.naming.Context
javax.naming.NamingException
public javax.naming.NamingEnumeration listBindings(javax.naming.Name name) throws javax.naming.NamingException
listBindings
in interface javax.naming.Context
javax.naming.NamingException
public void bind(javax.naming.Name name, java.lang.Object obj) throws javax.naming.NamingException
bind
in interface javax.naming.Context
javax.naming.NamingException
public void bind(java.lang.String name, java.lang.Object obj) throws javax.naming.NamingException
bind
in interface javax.naming.Context
javax.naming.NamingException
public void close() throws javax.naming.NamingException
close
in interface javax.naming.Context
javax.naming.NamingException
public javax.naming.Context createSubcontext(javax.naming.Name name) throws javax.naming.NamingException
createSubcontext
in interface javax.naming.Context
javax.naming.NamingException
public javax.naming.Context createSubcontext(java.lang.String name) throws javax.naming.NamingException
createSubcontext
in interface javax.naming.Context
javax.naming.NamingException
public void destroySubcontext(javax.naming.Name name) throws javax.naming.NamingException
destroySubcontext
in interface javax.naming.Context
javax.naming.NamingException
public void destroySubcontext(java.lang.String name) throws javax.naming.NamingException
destroySubcontext
in interface javax.naming.Context
javax.naming.NamingException
public java.lang.String getNameInNamespace() throws javax.naming.NamingException
getNameInNamespace
in interface javax.naming.Context
javax.naming.NamingException
public javax.naming.NameParser getNameParser(javax.naming.Name name) throws javax.naming.NamingException
getNameParser
in interface javax.naming.Context
javax.naming.NamingException
public javax.naming.NameParser getNameParser(java.lang.String name) throws javax.naming.NamingException
getNameParser
in interface javax.naming.Context
javax.naming.NamingException
public void rebind(javax.naming.Name name, java.lang.Object obj) throws javax.naming.NamingException
rebind
in interface javax.naming.Context
javax.naming.NamingException
public void rebind(java.lang.String name, java.lang.Object obj) throws javax.naming.NamingException
rebind
in interface javax.naming.Context
javax.naming.NamingException
public void rename(javax.naming.Name oldName, javax.naming.Name newName) throws javax.naming.NamingException
rename
in interface javax.naming.Context
javax.naming.NamingException
public void rename(java.lang.String oldName, java.lang.String newName) throws javax.naming.NamingException
rename
in interface javax.naming.Context
javax.naming.NamingException
public void unbind(javax.naming.Name name) throws javax.naming.NamingException
unbind
in interface javax.naming.Context
javax.naming.NamingException
public void unbind(java.lang.String name) throws javax.naming.NamingException
unbind
in interface javax.naming.Context
javax.naming.NamingException
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