org.apache.felix.ipojo.composite.util

Class SourceManager

java.lang.Object

org.apache.felix.ipojo.composite.util.SourceManager

All Implemented Interfaces:

ContextListener

public class SourceManager
extends java.lang.Object
implements ContextListener

This class manages context-source management.

Author:

Felix Project Team

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	SOURCE_NAME Source Name service property.

Constructor Summary

Constructors

Constructor and Description
SourceManager(java.lang.String sources, java.lang.String depfilter, DependencyModel dependency, CompositeManager manager) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
static java.lang.String[]	getProperties(java.lang.String str) Compute the properties (${name}) from the given filter.
int	getState() Get the state of this source manager.
void	start() Start the context management.
void	stop() Stop the context management.
static java.lang.String	substitute(java.lang.String str, java.util.Dictionary values) This method substitute ${var} substring by values stored in a map.
void	update(ContextSource source, java.lang.String property, java.lang.Object value) A context source has modified a monitored property.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

SOURCE_NAME

public static final java.lang.String SOURCE_NAME

Source Name service property.

See Also:

Constant Field Values

Constructor Detail

SourceManager

public SourceManager(java.lang.String sources,
             java.lang.String depfilter,
             DependencyModel dependency,
             CompositeManager manager)
              throws ConfigurationException

Constructor.

Parameters:

sources - : context-source attribute from the dependency metadata

depfilter - : original dependency filter

dependency - : dependency object

manager - : composite manager

Throws:

ConfigurationException - : the sources are incorrect.

Method Detail

start

public void start()

Start the context management.

stop

public void stop()

Stop the context management.

getState

public int getState()

Get the state of this source manager.

Returns:

the state of this source manager.

substitute

public static java.lang.String substitute(java.lang.String str,
                          java.util.Dictionary values)

This method substitute ${var} substring by values stored in a map.

Parameters:

str - : string with variables

values - : dictionary containing the variable name and the value.

Returns:

resulted string

getProperties

public static java.lang.String[] getProperties(java.lang.String str)

Compute the properties (${name}) from the given filter.

Parameters:

str - : string form of the filter.

Returns:

the list of found properties.

update

public void update(ContextSource source,
          java.lang.String property,
          java.lang.Object value)

A context source has modified a monitored property.

Specified by:

update in interface ContextListener

Parameters:

source - : source

property - : modified property

value - : new value.

See Also:

ContextListener.update(org.apache.felix.ipojo.ContextSource, java.lang.String, java.lang.Object)