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ResourceBuilder.java
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ResourceBuilder.java
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package aQute.bnd.osgi.resource;
import static aQute.bnd.exceptions.SupplierWithException.asSupplierOrElse;
import static aQute.bnd.osgi.Constants.DUPLICATE_MARKER;
import static aQute.bnd.osgi.Constants.MIME_TYPE_BUNDLE;
import static aQute.bnd.osgi.Constants.MIME_TYPE_JAR;
import static java.util.stream.Collectors.toList;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import java.util.Set;
import java.util.TreeMap;
import java.util.function.Supplier;
import java.util.jar.Manifest;
import org.osgi.framework.Constants;
import org.osgi.framework.Version;
import org.osgi.framework.namespace.AbstractWiringNamespace;
import org.osgi.framework.namespace.BundleNamespace;
import org.osgi.framework.namespace.ExecutionEnvironmentNamespace;
import org.osgi.framework.namespace.HostNamespace;
import org.osgi.framework.namespace.IdentityNamespace;
import org.osgi.framework.namespace.NativeNamespace;
import org.osgi.framework.namespace.PackageNamespace;
import org.osgi.namespace.service.ServiceNamespace;
import org.osgi.resource.Capability;
import org.osgi.resource.Namespace;
import org.osgi.resource.Requirement;
import org.osgi.resource.Resource;
import org.osgi.service.repository.ContentNamespace;
import aQute.bnd.build.model.EE;
import aQute.bnd.classindex.ClassIndexerAnalyzer;
import aQute.bnd.exceptions.Exceptions;
import aQute.bnd.header.Attrs;
import aQute.bnd.header.OSGiHeader;
import aQute.bnd.header.Parameters;
import aQute.bnd.osgi.Descriptors;
import aQute.bnd.osgi.Domain;
import aQute.bnd.osgi.Jar;
import aQute.bnd.osgi.Processor;
import aQute.bnd.osgi.Verifier;
import aQute.bnd.unmodifiable.Lists;
import aQute.bnd.version.VersionRange;
import aQute.lib.converter.Converter;
import aQute.lib.filter.Filter;
import aQute.lib.hex.Hex;
import aQute.lib.hierarchy.FolderNode;
import aQute.lib.hierarchy.Hierarchy;
import aQute.lib.hierarchy.NamedNode;
import aQute.lib.zip.JarIndex;
import aQute.libg.cryptography.SHA256;
import aQute.libg.reporter.ReporterAdapter;
import aQute.service.reporter.Reporter;
public class ResourceBuilder {
private final ResourceImpl resource = new ResourceImpl();
private final Map<String, Set<Capability>> capabilities = new TreeMap<>(new NamespaceComparator());
private final Map<String, Set<Requirement>> requirements = new TreeMap<>(new NamespaceComparator());
private ReporterAdapter reporter = new ReporterAdapter();
private boolean built = false;
public ResourceBuilder() {}
public ResourceBuilder(Resource source) {
this();
addResource(source);
}
public ResourceBuilder addResource(Resource source) {
addCapabilities(source.getCapabilities(null));
addRequirements(source.getRequirements(null));
return this;
}
public ResourceBuilder addCapability(Capability capability) {
CapReqBuilder builder = CapReqBuilder.clone(capability);
return addCapability(builder);
}
public ResourceBuilder addCapability(CapReqBuilder builder) {
if (builder == null)
return this;
if (built)
throw new IllegalStateException("Resource already built");
addCapability0(builder);
return this;
}
private Capability addCapability0(CapReqBuilder builder) {
Capability cap = buildCapability(builder);
add(capabilities, cap.getNamespace(), cap);
return cap;
}
private static <CR> void add(Map<String, Set<CR>> map, String namespace, CR capreq) {
map.computeIfAbsent(namespace, k -> new LinkedHashSet<>())
.add(capreq);
}
private static <CR> List<CR> flatten(Map<String, Set<CR>> map) {
return map.values()
.stream()
.flatMap(Set<CR>::stream)
.collect(toList());
}
protected Capability buildCapability(CapReqBuilder builder) {
Capability cap = builder.setResource(resource)
.buildCapability();
return cap;
}
public ResourceBuilder addRequirement(Requirement requirement) {
if (requirement == null)
return this;
CapReqBuilder builder = CapReqBuilder.clone(requirement);
return addRequirement(builder);
}
public ResourceBuilder addRequirement(CapReqBuilder builder) {
if (builder == null)
return this;
if (built)
throw new IllegalStateException("Resource already built");
addRequirement0(builder);
return this;
}
private Requirement addRequirement0(CapReqBuilder builder) {
Requirement req = buildRequirement(builder);
add(requirements, req.getNamespace(), req);
return req;
}
protected Requirement buildRequirement(CapReqBuilder builder) {
Requirement req = builder.setResource(resource)
.buildRequirement();
return req;
}
public Resource build() {
if (built)
throw new IllegalStateException("Resource already built");
built = true;
resource.setCapabilities(flatten(capabilities));
resource.setRequirements(flatten(requirements));
return resource;
}
public List<Capability> getCapabilities() {
return flatten(capabilities);
}
public List<Requirement> getRequirements() {
return flatten(requirements);
}
/**
* Parse the manifest and turn them into requirements & capabilities
*
* @param manifest The manifest to parse
*/
public boolean addManifest(Domain manifest) {
//
// Check if this JAR has a main class header
//
String mainClass = manifest.get("Main-Class");
if (mainClass != null) {
CapabilityBuilder mc = new CapabilityBuilder(MainClassNamespace.MAINCLASS_NAMESPACE);
MainClassNamespace.build(mc, manifest);
addCapability(mc);
}
//
// Identity capability
//
Entry<String, Attrs> bsn = manifest.getBundleSymbolicName();
if (bsn == null) {
reporter.warning("No BSN set, not a bundle");
return false;
}
String name = bsn.getKey();
Attrs attrs = bsn.getValue();
CapabilityBuilder identity = new CapabilityBuilder(IdentityNamespace.IDENTITY_NAMESPACE);
String copyright = manifest.translate(Constants.BUNDLE_COPYRIGHT);
if (copyright != null) {
identity.addAttribute(IdentityNamespace.CAPABILITY_COPYRIGHT_ATTRIBUTE, copyright);
}
String description = manifest.translate(Constants.BUNDLE_DESCRIPTION);
if (description != null) {
identity.addAttribute(IdentityNamespace.CAPABILITY_DESCRIPTION_ATTRIBUTE, description);
}
String docurl = manifest.get(Constants.BUNDLE_DOCURL);
if (docurl != null) {
identity.addAttribute(IdentityNamespace.CAPABILITY_DOCUMENTATION_ATTRIBUTE, docurl);
}
String license = manifest.get(Constants.BUNDLE_LICENSE);
if (license != null) {
identity.addAttribute(IdentityNamespace.CAPABILITY_LICENSE_ATTRIBUTE, license);
}
// Add all attributes from Bundle-SymbolicName header
identity.addAttributes(attrs);
identity.addAttribute(IdentityNamespace.IDENTITY_NAMESPACE, name);
String versionString = manifest.getBundleVersion();
Version version;
try {
version = Version.parseVersion(versionString);
} catch (IllegalArgumentException e) {
throw new IllegalArgumentException("Invalid version in bundle " + name, e);
}
identity.addAttribute(IdentityNamespace.CAPABILITY_VERSION_ATTRIBUTE, version);
boolean singleton = "true".equals(attrs.get(IdentityNamespace.CAPABILITY_SINGLETON_DIRECTIVE + ":"));
if (singleton) {
identity.addDirective(IdentityNamespace.CAPABILITY_SINGLETON_DIRECTIVE, "true");
}
Entry<String, Attrs> fragment = manifest.getFragmentHost();
identity.addAttribute(IdentityNamespace.CAPABILITY_TYPE_ATTRIBUTE,
(fragment == null) ? IdentityNamespace.TYPE_BUNDLE : IdentityNamespace.TYPE_FRAGMENT);
addCapability(identity);
if (fragment == null) {
//
// Bundle and Host capabilities
//
CapabilityBuilder bundle = new CapabilityBuilder(BundleNamespace.BUNDLE_NAMESPACE);
bundle.addAttributesOrDirectives(attrs);
bundle.removeDirective(Namespace.CAPABILITY_USES_DIRECTIVE)
.removeDirective(Namespace.CAPABILITY_EFFECTIVE_DIRECTIVE);
bundle.addAttribute(BundleNamespace.BUNDLE_NAMESPACE, name);
bundle.addAttribute(AbstractWiringNamespace.CAPABILITY_BUNDLE_VERSION_ATTRIBUTE, version);
if (singleton) {
bundle.addDirective(BundleNamespace.CAPABILITY_SINGLETON_DIRECTIVE, "true");
}
addCapability(bundle);
CapabilityBuilder host = new CapabilityBuilder(HostNamespace.HOST_NAMESPACE);
host.addAttributesOrDirectives(attrs);
host.removeDirective(Namespace.CAPABILITY_USES_DIRECTIVE)
.removeDirective(Namespace.CAPABILITY_EFFECTIVE_DIRECTIVE);
host.addAttribute(HostNamespace.HOST_NAMESPACE, name);
host.addAttribute(AbstractWiringNamespace.CAPABILITY_BUNDLE_VERSION_ATTRIBUTE, version);
addCapability(host);
} else {
//
// Host requirement
//
addFragmentHost(fragment.getKey(), fragment.getValue());
}
//
// Bundle requirements
//
addRequireBundles(manifest.getRequireBundle());
//
// Import/Export service
//
@SuppressWarnings("deprecation")
Parameters importServices = OSGiHeader.parseHeader(manifest.get(Constants.IMPORT_SERVICE));
addImportServices(importServices);
@SuppressWarnings("deprecation")
Parameters exportServices = OSGiHeader.parseHeader(manifest.get(Constants.EXPORT_SERVICE));
addExportServices(exportServices);
//
// Package capabilities
//
addExportPackages(manifest.getExportPackage(), name, version);
//
// Package requirements
//
addImportPackages(manifest.getImportPackage());
//
// Provided capabilities
//
addProvideCapabilities(manifest.getProvideCapability());
//
// Required capabilities
//
addRequireCapabilities(manifest.getRequireCapability());
//
// Manage native code header
//
addRequirement(getNativeCode(manifest.getBundleNative()));
return true;
}
public void addExportServices(Parameters exportServices) {
exportServices.stream()
.mapKey(Processor::removeDuplicateMarker)
.forEachOrdered((service, attrs) -> {
CapabilityBuilder cb = new CapabilityBuilder(ServiceNamespace.SERVICE_NAMESPACE);
cb.addAttributesOrDirectives(attrs);
cb.addAttribute(Constants.OBJECTCLASS, service);
addCapability(cb);
});
}
public void addImportServices(Parameters importServices) {
importServices.stream()
.mapKey(Processor::removeDuplicateMarker)
.forEachOrdered((service, attrs) -> {
boolean optional = Constants.RESOLUTION_OPTIONAL.equals(attrs.get("availability:"));
boolean multiple = "true".equalsIgnoreCase(attrs.get("multiple:"));
StringBuilder filter = new StringBuilder();
filter.append('(')
.append(Constants.OBJECTCLASS)
.append('=')
.append(service)
.append(')');
RequirementBuilder rb = new RequirementBuilder(ServiceNamespace.SERVICE_NAMESPACE);
rb.addFilter(filter.toString());
rb.addDirective("effective", "active");
if (optional)
rb.addDirective(Namespace.REQUIREMENT_RESOLUTION_DIRECTIVE, Constants.RESOLUTION_OPTIONAL);
rb.addDirective(Namespace.REQUIREMENT_CARDINALITY_DIRECTIVE,
multiple ? Namespace.CARDINALITY_MULTIPLE : Namespace.CARDINALITY_SINGLE);
addRequirement(rb);
});
}
/**
* Caclulate the requirement from a native code header
*
* @param header the Bundle-NativeCode header or null
* @return a Requirement Builder set to the requirements according tot he
* core spec
*/
public RequirementBuilder getNativeCode(String header) {
if (header == null || header.isEmpty())
return null;
Parameters bundleNative = OSGiHeader.parseHeader(header, null, new Parameters(true));
if (bundleNative.isEmpty())
return null;
boolean optional = false;
List<String> options = new LinkedList<>();
RequirementBuilder rb = new RequirementBuilder(NativeNamespace.NATIVE_NAMESPACE);
FilterBuilder sb = new FilterBuilder();
sb.or();
for (Entry<String, Attrs> entry : bundleNative.entrySet()) {
String name = Processor.removeDuplicateMarker(entry.getKey());
if ("*".equals(name)) {
optional = true;
continue;
}
sb.and();
/*
* • osname - Name of the operating system. The value of this
* attribute must be the name of the operating system upon which the
* native libraries run. A number of canonical names are defined in
* Table 4.3.
*/
doOr(sb, "osname", NativeNamespace.CAPABILITY_OSNAME_ATTRIBUTE, entry.getValue());
/*
* • processor - The processor architecture. The value of this
* attribute must be the name of the processor architecture upon
* which the native libraries run. A number of canonical names are
* defined in Table 4.2.
*/
doOr(sb, "processor", NativeNamespace.CAPABILITY_PROCESSOR_ATTRIBUTE, entry.getValue());
/*
* • language - The ISO code for a language. The value of this
* attribute must be the name of the language for which the native
* libraries have been localized.
*/
doOr(sb, "language", NativeNamespace.CAPABILITY_LANGUAGE_ATTRIBUTE, entry.getValue());
for (String key : entry.getValue()
.keySet()) {
Object value = entry.getValue()
.getTyped(key);
key = Processor.removeDuplicateMarker(key);
switch (key) {
case "osname" :
case "processor" :
case "language" :
break;
/*
* • osversion - The operating system version. The value of
* this attribute must be a version range as defined in
* Version Ranges on page 36.
*/
case "osversion" :
sb.eq(NativeNamespace.CAPABILITY_OSVERSION_ATTRIBUTE, value);
break;
/*
* • selection-filter - A selection filter. The value of
* this attribute must be a filter expression that in-
* dicates if the native code clause should be selected or
* not.
*/
case "selection-filter" :
String filter = value.toString();
String validateFilter = Verifier.validateFilter(filter);
if (validateFilter != null) {
reporter.error("Invalid 'selection-filter' on Bundle-NativeCode %s", filter);
}
sb.literal(filter);
break;
default :
reporter.warning("Unknown attribute on Bundle-NativeCode header %s=%s", key, value);
break;
}
}
sb.endAnd();
}
sb.endOr();
if (optional)
rb.addDirective("resolution", "optional");
rb.addFilter(sb.toString());
return rb;
}
private static void doOr(FilterBuilder sb, String key, String attribute, Attrs attrs) {
sb.or();
while (attrs.containsKey(key)) {
String[] names;
try {
names = Converter.cnv(String[].class, attrs.getTyped(key));
} catch (Exception e) {
throw Exceptions.duck(e);
}
for (String name : names) {
sb.approximate(attribute, name);
}
key += DUPLICATE_MARKER;
}
sb.endOr();
}
/**
* Add the Require-Bundle header
*/
public void addRequireBundles(Parameters requireBundle) {
requireBundle.stream()
.mapKey(Processor::removeDuplicateMarker)
.forEachOrdered(this::addRequireBundle);
}
public void addRequireBundle(String bsn, VersionRange range) {
Attrs attrs = new Attrs();
attrs.put(AbstractWiringNamespace.CAPABILITY_BUNDLE_VERSION_ATTRIBUTE, range.toString());
addRequireBundle(bsn, attrs);
}
public void addRequireBundle(String bsn, Attrs attrs) {
RequirementBuilder require = new RequirementBuilder(BundleNamespace.BUNDLE_NAMESPACE);
require.addDirectives(attrs)
.removeDirective(Namespace.REQUIREMENT_CARDINALITY_DIRECTIVE)
.removeDirective(Namespace.REQUIREMENT_EFFECTIVE_DIRECTIVE);
require.addFilter(BundleNamespace.BUNDLE_NAMESPACE, bsn,
attrs.get(AbstractWiringNamespace.CAPABILITY_BUNDLE_VERSION_ATTRIBUTE), attrs);
addRequirement(require);
}
public void addFragmentHost(String bsn, Attrs attrs) {
RequirementBuilder require = new RequirementBuilder(HostNamespace.HOST_NAMESPACE);
require.addDirectives(attrs)
.removeDirective(Namespace.REQUIREMENT_CARDINALITY_DIRECTIVE)
.removeDirective(Namespace.REQUIREMENT_EFFECTIVE_DIRECTIVE);
require.addDirective(Namespace.REQUIREMENT_CARDINALITY_DIRECTIVE, Namespace.CARDINALITY_MULTIPLE);
require.addFilter(HostNamespace.HOST_NAMESPACE, bsn,
attrs.get(AbstractWiringNamespace.CAPABILITY_BUNDLE_VERSION_ATTRIBUTE), attrs);
addRequirement(require);
}
public void addRequireCapabilities(Parameters required) {
required.stream()
.mapKey(Processor::removeDuplicateMarker)
.forEachOrdered((namespace, attrs) -> addRequireCapability(namespace, namespace, attrs));
}
public void addRequireCapability(String namespace, String name, Attrs attrs) {
RequirementBuilder req = new RequirementBuilder(namespace);
req.addAttributesOrDirectives(attrs);
addRequirement(req);
}
public List<Capability> addProvideCapabilities(Parameters capabilities) {
List<Capability> added = capabilities.stream()
.mapKey(Processor::removeDuplicateMarker)
.mapToObj(this::addProvideCapability)
.collect(toList());
return added;
}
public List<Capability> addProvideCapabilities(String clauses) {
return addProvideCapabilities(new Parameters(clauses, reporter));
}
public Capability addProvideCapability(String namespace, Attrs attrs) {
CapabilityBuilder builder = new CapabilityBuilder(namespace);
builder.addAttributesOrDirectives(attrs);
addCapability(builder);
return buildCapability(builder);
}
/**
* Add Exported Packages
*/
public void addExportPackages(Parameters exports) {
exports.forEach((name, attrs) -> addExportPackage(Processor.removeDuplicateMarker(name), attrs));
}
public void addExportPackages(Parameters exports, String bundle_symbolic_name, Version bundle_version) {
exports.forEach((name, attrs) -> addExportPackage(Processor.removeDuplicateMarker(name), attrs,
bundle_symbolic_name, bundle_version));
}
public void addEE(EE ee) {
addExportPackages(ee.getPackages());
EE[] compatibles = ee.getCompatible();
addExecutionEnvironment(ee);
for (EE compatible : compatibles) {
addExecutionEnvironment(compatible);
}
}
public void addExportPackage(String name, Attrs attrs, String bundle_symbolic_name, Version bundle_version) {
CapabilityBuilder builder = CapReqBuilder.createPackageCapability(name, attrs, bundle_symbolic_name,
bundle_version);
addCapability(builder);
}
public void addExportPackage(String name, Attrs attrs) {
addExportPackage(name, attrs, null, null);
}
/**
* Add imported packages
*/
public void addImportPackages(Parameters imports) {
imports.forEach((name, attrs) -> addImportPackage(Processor.removeDuplicateMarker(name), attrs));
}
public Requirement addImportPackage(String name, Attrs attrs) {
RequirementBuilder builder = CapReqBuilder.createPackageRequirement(name, attrs, null);
addRequirement(builder);
return buildRequirement(builder);
}
// Correct version according to R5 specification section 3.4.1
// BREE J2SE-1.4 ==> osgi.ee=JavaSE, version:Version=1.4
// See bug 329, https://github.com/bndtools/bnd/issues/329
public void addExecutionEnvironment(EE ee) {
CapReqBuilder builder = new CapReqBuilder(ExecutionEnvironmentNamespace.EXECUTION_ENVIRONMENT_NAMESPACE);
builder.addAttribute(ExecutionEnvironmentNamespace.EXECUTION_ENVIRONMENT_NAMESPACE, ee.getCapabilityName());
builder.addAttribute(ExecutionEnvironmentNamespace.CAPABILITY_VERSION_ATTRIBUTE, ee.getCapabilityVersion());
addCapability(builder);
// Compatibility with old version...
builder = new CapReqBuilder(ExecutionEnvironmentNamespace.EXECUTION_ENVIRONMENT_NAMESPACE);
builder.addAttribute(ExecutionEnvironmentNamespace.EXECUTION_ENVIRONMENT_NAMESPACE, ee.getEEName());
addCapability(builder);
}
public void addAllExecutionEnvironments(EE ee) {
addExportPackages(ee.getPackages());
addExecutionEnvironment(ee);
for (EE compatibleEE : ee.getCompatible()) {
addExecutionEnvironment(compatibleEE);
}
}
public void copyCapabilities(Set<String> ignoreNamespaces, Resource r) {
for (Capability c : r.getCapabilities(null)) {
if (ignoreNamespaces.contains(c.getNamespace()))
continue;
addCapability(c);
}
}
public void addCapabilities(List<Capability> capabilities) {
if (capabilities == null || capabilities.isEmpty())
return;
for (Capability c : capabilities)
addCapability(c);
}
public void addRequirement(List<Requirement> requirements) {
if (requirements == null || requirements.isEmpty())
return;
for (Requirement rq : requirements)
addRequirement(rq);
}
public void addRequirements(List<Requirement> requires) {
for (Requirement req : requires) {
addRequirement(req);
}
}
public List<Capability> findCapabilities(String ns, String filter) {
if (filter == null || capabilities.isEmpty())
return Lists.of();
List<Capability> capabilities = new ArrayList<>();
Filter f = new Filter(filter);
for (Capability c : getCapabilities()) {
if (ns != null && !ns.equals(c.getNamespace()))
continue;
Map<String, Object> attributes = c.getAttributes();
if (attributes != null) {
try {
if (f.matchMap(attributes))
capabilities.add(c);
} catch (Exception e) {
throw Exceptions.duck(e);
}
}
}
return capabilities;
}
public Map<Capability, Capability> from(Resource bundle) {
Map<Capability, Capability> mapping = new LinkedHashMap<>();
addRequirements(bundle.getRequirements(null));
for (Capability c : bundle.getCapabilities(null)) {
CapReqBuilder clone = CapReqBuilder.clone(c);
Capability addedCapability = addCapability0(clone);
mapping.put(c, addedCapability);
}
return mapping;
}
public Reporter getReporter() {
return reporter;
}
public void addContentCapability(URI uri, String sha256, long length, String mime) {
assert uri != null;
assert sha256 != null && sha256.length() == 64;
assert length >= 0;
CapabilityBuilder c = new CapabilityBuilder(ContentNamespace.CONTENT_NAMESPACE);
c.addAttribute(ContentNamespace.CONTENT_NAMESPACE, sha256);
c.addAttribute(ContentNamespace.CAPABILITY_URL_ATTRIBUTE, uri.toString());
c.addAttribute(ContentNamespace.CAPABILITY_SIZE_ATTRIBUTE, Long.valueOf(length));
c.addAttribute(ContentNamespace.CAPABILITY_MIME_ATTRIBUTE, mime != null ? mime : MIME_TYPE_BUNDLE);
addCapability(c);
}
void addContentCapability(URI uri, DeferredValue<String> sha256, long length, String mime) {
assert uri != null;
assert sha256 != null;
assert length >= 0;
CapabilityBuilder c = new CapabilityBuilder(ContentNamespace.CONTENT_NAMESPACE);
c.addAttribute(ContentNamespace.CONTENT_NAMESPACE, sha256);
c.addAttribute(ContentNamespace.CAPABILITY_URL_ATTRIBUTE, uri.toString());
c.addAttribute(ContentNamespace.CAPABILITY_SIZE_ATTRIBUTE, Long.valueOf(length));
c.addAttribute(ContentNamespace.CAPABILITY_MIME_ATTRIBUTE, mime != null ? mime : MIME_TYPE_BUNDLE);
addCapability(c);
}
public boolean addFile(File file, URI uri) throws Exception {
if (uri == null)
uri = file.toURI();
Domain manifest = Domain.domain(file);
boolean hasIdentity = false;
if (manifest != null) {
hasIdentity = addManifest(manifest);
}
String mime = hasIdentity ? MIME_TYPE_BUNDLE : MIME_TYPE_JAR;
int deferredHashCode = hashCode(file);
DeferredValue<String> sha256 = new DeferredComparableValue<>(String.class,
asSupplierOrElse(() -> SHA256.digest(file)
.asHex(), null),
deferredHashCode);
addContentCapability(uri, sha256, file.length(), mime);
if (hasIdentity) {
addHashes(file);
}
return hasIdentity;
}
private static int hashCode(File file) {
return file.getAbsoluteFile()
.hashCode();
}
/**
* Add simple class name hashes to the exported packages. This should not be
* called before any package capabilities are set since we only hash class
* names in exports. So no exports, no hash.
*/
public void addHashes(File file) throws IOException {
Set<Capability> packageCapabilities = capabilities.remove(PackageNamespace.PACKAGE_NAMESPACE);
if ((packageCapabilities == null) || packageCapabilities.isEmpty()) {
return;
}
if (packageCapabilities.stream()
.anyMatch(cap -> cap.getAttributes()
.containsKey(ClassIndexerAnalyzer.BND_HASHES))) {
capabilities.put(PackageNamespace.PACKAGE_NAMESPACE, packageCapabilities);
return;
}
Hierarchy index = new JarIndex(file);
for (Capability cap : packageCapabilities) {
CapReqBuilder builder = CapReqBuilder.clone(cap);
addHashes(index, cap, builder);
addCapability(builder);
}
}
private void addHashes(Map<String, List<Long>> hashes) throws IOException {
Set<Capability> packageCapabilities = capabilities.remove(PackageNamespace.PACKAGE_NAMESPACE);
if ((packageCapabilities == null) || packageCapabilities.isEmpty()) {
return;
}
if (packageCapabilities.stream()
.anyMatch(cap -> cap.getAttributes()
.containsKey(ClassIndexerAnalyzer.BND_HASHES))) {
capabilities.put(PackageNamespace.PACKAGE_NAMESPACE, packageCapabilities);
return;
}
for (Capability cap : packageCapabilities) {
CapReqBuilder builder = CapReqBuilder.clone(cap);
final String pkg = (String) cap.getAttributes()
.get(cap.getNamespace());
List<Long> ourHashes = hashes.get(pkg);
if (ourHashes != null) {
builder.addAttribute(ClassIndexerAnalyzer.BND_HASHES, ourHashes);
}
addCapability(builder);
}
}
private void addHashes(Hierarchy index, Capability cap, CapReqBuilder builder) {
FolderNode resources = Optional.ofNullable((String) cap.getAttributes()
.get(PackageNamespace.PACKAGE_NAMESPACE))
.map(Descriptors::fqnToBinary)
.flatMap(index::findFolder)
.orElse(null);
if (resources == null) {
return;
}
List<Long> hashes = resources.stream()
.map(NamedNode::name)
.filter(Descriptors::isBinaryClass)
.map(Descriptors::binaryToSimple)
.distinct()
.filter(simple -> !Verifier.isNumber(simple))
.map(simple -> Long.valueOf(ClassIndexerAnalyzer.hash(simple)))
.collect(toList());
if (hashes.isEmpty()) {
return;
}
builder.addAttribute(ClassIndexerAnalyzer.BND_HASHES, hashes);
}
public ResourceBuilder safeResourceBuilder() {
return new SafeResourceBuilder();
}
private class SafeResourceBuilder extends ResourceBuilder {
@Override
public Resource build() {
return null;
}
@Override
public ResourceBuilder addResource(Resource source) {
return ResourceBuilder.this.addResource(source);
}
@Override
public ResourceBuilder addCapability(Capability capability) {
return ResourceBuilder.this.addCapability(capability);
}
@Override
public ResourceBuilder addCapability(CapReqBuilder builder) {
return ResourceBuilder.this.addCapability(builder);
}
@Override
public int hashCode() {
return ResourceBuilder.this.hashCode();
}
@Override
public ResourceBuilder addRequirement(Requirement requirement) {
return ResourceBuilder.this.addRequirement(requirement);
}
@Override
public ResourceBuilder addRequirement(CapReqBuilder builder) {
return ResourceBuilder.this.addRequirement(builder);
}
@Override
public List<Capability> getCapabilities() {
return Collections.unmodifiableList(ResourceBuilder.this.getCapabilities());
}
@Override
public List<Requirement> getRequirements() {
return Collections.unmodifiableList(ResourceBuilder.this.getRequirements());
}
@Override
public boolean addManifest(Domain manifest) {
return false;
}
@Override
public boolean equals(Object obj) {
return ResourceBuilder.this.equals(obj);
}
@Override
public void addExportServices(Parameters exportServices) {
ResourceBuilder.this.addExportServices(exportServices);
}
@Override
public void addImportServices(Parameters importServices) {
ResourceBuilder.this.addImportServices(importServices);
}
@Override
public RequirementBuilder getNativeCode(String header) {
return ResourceBuilder.this.getNativeCode(header);
}
@Override
public String toString() {
return ResourceBuilder.this.toString();
}
@Override
public void addRequireBundles(Parameters requireBundle) {
ResourceBuilder.this.addRequireBundles(requireBundle);
}
@Override
public void addRequireBundle(String bsn, VersionRange range) {
ResourceBuilder.this.addRequireBundle(bsn, range);
}
@Override
public void addRequireBundle(String bsn, Attrs attrs) {
ResourceBuilder.this.addRequireBundle(bsn, attrs);
}
@Override
public void addFragmentHost(String bsn, Attrs attrs) {
ResourceBuilder.this.addFragmentHost(bsn, attrs);
}
@Override
public void addRequireCapabilities(Parameters required) {
ResourceBuilder.this.addRequireCapabilities(required);
}
@Override
public void addRequireCapability(String namespace, String name, Attrs attrs) {
ResourceBuilder.this.addRequireCapability(namespace, name, attrs);
}
@Override
public List<Capability> addProvideCapabilities(Parameters capabilities) {
return ResourceBuilder.this.addProvideCapabilities(capabilities);
}
@Override
public List<Capability> addProvideCapabilities(String clauses) {
return ResourceBuilder.this.addProvideCapabilities(clauses);
}
@Override
public Capability addProvideCapability(String namespace, Attrs attrs) {
return ResourceBuilder.this.addProvideCapability(namespace, attrs);
}
@Override
public void addExportPackages(Parameters exports, String bundle_symbolic_name, Version bundle_version) {
ResourceBuilder.this.addExportPackages(exports, bundle_symbolic_name, bundle_version);
}
@Override
public void addExportPackages(Parameters exports) {
ResourceBuilder.this.addExportPackages(exports);
}
@Override
public void addEE(EE ee) {
ResourceBuilder.this.addEE(ee);
}
@Override
public void addExportPackage(String name, Attrs attrs, String bundle_symbolic_name, Version bundle_version) {
ResourceBuilder.this.addExportPackage(name, attrs, bundle_symbolic_name, bundle_version);
}
@Override
public void addExportPackage(String name, Attrs attrs) {
ResourceBuilder.this.addExportPackage(name, attrs);
}
@Override
public void addImportPackages(Parameters imports) {
ResourceBuilder.this.addImportPackages(imports);
}
@Override
public Requirement addImportPackage(String name, Attrs attrs) {
return ResourceBuilder.this.addImportPackage(name, attrs);
}
@Override
public void addExecutionEnvironment(EE ee) {
ResourceBuilder.this.addExecutionEnvironment(ee);
}
@Override
public void addAllExecutionEnvironments(EE ee) {
ResourceBuilder.this.addAllExecutionEnvironments(ee);
}