public void addFilter(String ns, String name, String version, Attrs attrs) {
List<String> parts = new ArrayList<String>();
parts.add("(" + ns + "=" + name + ")");
if (version != null && VersionRange.isOSGiVersionRange(version)) {
VersionRange range = VersionRange.parseOSGiVersionRange(version);
parts.add(range.toFilter());
}
String mandatory = attrs.get(Constants.MANDATORY_DIRECTIVE + ":");
if (mandatory != null) {
String mandatoryAttrs[] = mandatory.split("\\s*,\\s*");
Arrays.sort(mandatoryAttrs);
for (String mandatoryAttr : mandatoryAttrs) {
String value = attrs.get(mandatoryAttr);
if (value != null) {
parts.add("(" + mandatoryAttr + "=" + escapeFilterValue(value) + ")");
}
}
}
StringBuilder sb = new StringBuilder();
if (parts.size() > 0) sb.append("(&");
for (String s : parts) {
sb.append(s);
}
if (parts.size() > 0) sb.append(")");
addDirective(Namespace.REQUIREMENT_FILTER_DIRECTIVE, sb.toString());
}
public CapReqBuilder addDirectives(Attrs directives) {
for (Entry<String, String> e : directives.entrySet()) {
String key = Attrs.toDirective(e.getKey());
if (key != null) addDirective(key, e.getValue());
}
return this;
}
public CapReqBuilder(String ns, Attrs attrs) throws Exception {
this.namespace = ns;
for (Entry<String, String> entry : attrs.entrySet()) {
String key = entry.getKey();
if (key.endsWith(":")) addDirective(key.substring(0, key.length() - 1), entry.getValue());
else addAttribute(key, entry.getValue());
}
}
/**
* In bnd, we only use one map for both directives & attributes. This method will properly
* dispatch them AND take care of typing
*
* @param attrs
* @throws Exception
*/
public void addAttributesOrDirectives(Attrs attrs) throws Exception {
for (Entry<String, String> e : attrs.entrySet()) {
String directive = Attrs.toDirective(e.getKey());
if (directive != null) {
addDirective(directive, e.getValue());
} else {
Object typed = attrs.getTyped(e.getKey());
if (typed instanceof aQute.bnd.version.Version) {
typed = new Version(typed.toString());
}
addAttribute(e.getKey(), typed);
}
}
}
public void and(String... s) {
String previous =
directives == null ? null : directives.get(Namespace.REQUIREMENT_FILTER_DIRECTIVE);
StringBuilder filter = new StringBuilder();
if (previous != null) {
filter.append("(&").append(previous);
}
for (String subexpr : s) filter.append(subexpr);
if (previous != null) {
filter.append(")");
}
addDirective(Namespace.REQUIREMENT_FILTER_DIRECTIVE, filter.toString());
}
public void parseIndex(
InputStream stream, URI baseUri, IRepositoryIndexProcessor listener, LogService log)
throws Exception {
XMLInputFactory inputFactory = XMLInputFactory.newInstance();
inputFactory.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, true);
inputFactory.setProperty(XMLInputFactory.IS_VALIDATING, false);
inputFactory.setProperty(XMLInputFactory.SUPPORT_DTD, false);
StreamSource source = new StreamSource(stream, baseUri.toString());
XMLStreamReader reader = inputFactory.createXMLStreamReader(source);
ResourceBuilder resourceBuilder = null;
CapReqBuilder capReqBuilder = null;
while (reader.hasNext()) {
int type = reader.next();
String localName;
switch (type) {
case START_ELEMENT:
localName = reader.getLocalName();
if (TAG_REFERRAL.equals(localName)) {
Referral referral =
new Referral(
reader.getAttributeValue(null, ATTR_REFERRAL_URL),
parseInt(reader.getAttributeValue(null, ATTR_REFERRAL_DEPTH)));
listener.processReferral(baseUri, referral, referral.getDepth(), 1);
} else if (TAG_RESOURCE.equals(localName)) {
resourceBuilder = new ResourceBuilder();
String bsn = reader.getAttributeValue(null, ATTR_RESOURCE_SYMBOLIC_NAME);
String versionStr = reader.getAttributeValue(null, ATTR_RESOURCE_VERSION);
Version version = Version.parseVersion(versionStr);
String uri = reader.getAttributeValue(null, ATTR_RESOURCE_URI);
URI resolvedUri = resolveUri(uri, baseUri);
addBasicCapabilities(resourceBuilder, bsn, version, resolvedUri);
} else if (TAG_CAPABILITY.equals(localName)) {
String obrName = reader.getAttributeValue(null, ATTR_NAME);
String namespace = mapObrNameToR5Namespace(obrName, false);
capReqBuilder = new CapReqBuilder(namespace);
} else if (TAG_REQUIRE.equals(localName)) {
String obrName = reader.getAttributeValue(null, ATTR_NAME);
boolean extend = "true".equalsIgnoreCase(reader.getAttributeValue(null, ATTR_EXTEND));
String namespace = mapObrNameToR5Namespace(obrName, extend);
boolean optional =
"true".equalsIgnoreCase(reader.getAttributeValue(null, ATTR_OPTIONAL));
capReqBuilder = new CapReqBuilder(namespace);
if (optional)
capReqBuilder.addDirective(
Namespace.REQUIREMENT_RESOLUTION_DIRECTIVE, Namespace.RESOLUTION_OPTIONAL);
String filter =
translateObrFilter(namespace, reader.getAttributeValue(null, ATTR_FILTER), log);
capReqBuilder.addDirective(Namespace.REQUIREMENT_FILTER_DIRECTIVE, filter);
} else if (TAG_PROPERTY.equals(localName)) {
String name = reader.getAttributeValue(null, ATTR_PROPERTY_NAME);
String typeStr = reader.getAttributeValue(null, ATTR_PROPERTY_TYPE);
String valueStr = reader.getAttributeValue(null, ATTR_PROPERTY_VALUE);
if (capReqBuilder != null) {
name = mapObrPropertyToR5(capReqBuilder.getNamespace(), name);
if (PROPERTY_USES.equals(name)) capReqBuilder.addDirective(PROPERTY_USES, valueStr);
else {
Object value = convertProperty(valueStr, typeStr);
capReqBuilder.addAttribute(name, value);
}
}
}
break;
case END_ELEMENT:
localName = reader.getLocalName();
if (TAG_RESOURCE.equals(localName)) {
if (resourceBuilder != null) {
Resource resource = resourceBuilder.build();
listener.processResource(resource);
}
} else if (TAG_CAPABILITY.equals(localName)) {
if (resourceBuilder != null && capReqBuilder != null)
resourceBuilder.addCapability(capReqBuilder);
capReqBuilder = null;
} else if (TAG_REQUIRE.equals(localName)) {
if (resourceBuilder != null && capReqBuilder != null)
resourceBuilder.addRequirement(capReqBuilder);
capReqBuilder = null;
}
}
}
}
public CapReqBuilder addDirectives(Map<String, String> directives) {
for (Entry<String, String> e : directives.entrySet()) {
addDirective(e.getKey(), e.getValue());
}
return this;
}
