org.apache.felix.ipojo.manipulator.util
Class Metadatas

java.lang.Object
  org.apache.felix.ipojo.manipulator.util.Metadatas

public class Metadatas
extends Object

Streams is a utility class that helps to manipulate streams.

Author:

Felix Project Team

Method Summary

static Set<String>	findAttributes(org.apache.felix.ipojo.metadata.Element metadata, String attributeName) Find all the values of the specified attribute in the given element.
static void	findFields(List<String> fields, org.apache.felix.ipojo.metadata.Element metadata) Looks for 'field' attribute in the given metadata.
static Set<String>	findReferredPackages(org.apache.felix.ipojo.metadata.Element metadata) Get packages referenced by component.
static String	getComponentType(org.apache.felix.ipojo.metadata.Element meta) Return the classname attribute value.

Methods inherited from class java.lang.Object

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

Method Detail

getComponentType

public static String getComponentType(org.apache.felix.ipojo.metadata.Element meta)

Return the classname attribute value.

Parameters:

meta - metadata to be explored

Returns:

the classname attribute value or null if the attribute does not exists.

findFields

public static void findFields(List<String> fields,
                              org.apache.felix.ipojo.metadata.Element metadata)

Looks for 'field' attribute in the given metadata.

Parameters:

fields - discovered fields (accumulator)

metadata - metadata to inspect

findReferredPackages

public static Set<String> findReferredPackages(org.apache.felix.ipojo.metadata.Element metadata)

Get packages referenced by component.

Parameters:

metadata - Element base for the search

Returns:

the Set of referenced packages.

findAttributes

public static Set<String> findAttributes(org.apache.felix.ipojo.metadata.Element metadata,
                                         String attributeName)

Find all the values of the specified attribute in the given element.

Parameters:

metadata - Element to be traversed

attributeName - Search attribute name

Returns:

Set of attribute values (no duplicate).