/* | |
* $Id: CapabilityImpl.java 44 2007-07-13 20:49:41Z hargrave@us.ibm.com $ | |
* | |
* Copyright (c) OSGi Alliance (2002, 2006, 2007). All Rights Reserved. | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"); | |
* you may not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
package org.osgi.impl.bundle.obr.resource; | |
import java.util.*; | |
import org.osgi.service.obr.Capability; | |
import org.xmlpull.v1.XmlPullParser; | |
public class CapabilityImpl implements Capability { | |
String name; | |
Map properties = new TreeMap(); | |
public CapabilityImpl(String name) { | |
this.name = name; | |
} | |
public CapabilityImpl(XmlPullParser parser) throws Exception { | |
parser.require(XmlPullParser.START_TAG, null, "capability"); | |
name = parser.getAttributeValue(null,"name"); | |
while ( parser.nextTag() == XmlPullParser.START_TAG ) { | |
if ( parser.getName().equals("p")) { | |
String name = parser.getAttributeValue(null,"n"); | |
String value = parser.getAttributeValue(null,"v"); | |
String type = parser.getAttributeValue(null,"t"); | |
Object v = value; | |
if ( "nummeric".equals(type)) | |
v = new Long(value); | |
else if ( "version".equals(type)) | |
v = new VersionRange(value); | |
addProperty(name,v); | |
} | |
parser.next(); | |
parser.require(XmlPullParser.END_TAG, null, "p" ); | |
} | |
parser.require(XmlPullParser.END_TAG, null, "capability" ); | |
} | |
public void addProperty(String key, Object value) { | |
List values = (List) properties.get(key); | |
if (values == null) { | |
values = new ArrayList(); | |
properties.put(key, values); | |
} | |
values.add(value); | |
} | |
public Tag toXML() { | |
return toXML(this); | |
} | |
public static Tag toXML(Capability capability) { | |
Tag tag = new Tag("capability"); | |
tag.addAttribute("name", capability.getName()); | |
Map properties = capability.getProperties(); | |
for ( Iterator k= properties.keySet().iterator(); k.hasNext(); ) { | |
String key = (String) k.next(); | |
List values = (List) properties.get(key); | |
for ( Iterator v = values.iterator(); v.hasNext(); ) { | |
Object value = v.next(); | |
Tag p = new Tag("p"); | |
tag.addContent(p); | |
p.addAttribute("n", key); | |
if ( value != null ) | |
p.addAttribute("v", value.toString()); | |
else | |
System.out.println("Missing value " + key); | |
String type = null; | |
if (value instanceof Number ) | |
type = "number"; | |
else if (value.getClass() == VersionRange.class) | |
type = "version"; | |
if (type != null) | |
p.addAttribute("t", type); | |
} | |
} | |
return tag; | |
} | |
public String getName() { | |
return name; | |
} | |
public Map getProperties() { | |
return properties; | |
} | |
} |