| package aQute.bnd.make.coverage; |
| |
| import java.io.*; |
| import java.lang.reflect.*; |
| import java.util.*; |
| |
| import aQute.lib.osgi.*; |
| import aQute.lib.osgi.Clazz.*; |
| |
| /** |
| * This class can create a coverage table between two classspaces. The |
| * destination class space is used to create a table of methods. All source |
| * methods that refer to a specific dest are then filled into the table. |
| * |
| */ |
| public class Coverage { |
| |
| /** |
| * Create a cross reference table from source to dest. |
| * |
| * @param source |
| * The methods that refer to dest |
| * @param dest |
| * The methods that are being referred to |
| * @return A mapping of source methods to destination methods. |
| * @throws IOException |
| */ |
| public static Map<MethodDef, List<MethodDef>> getCrossRef( |
| Collection<Clazz> source, Collection<Clazz> dest) |
| throws Exception { |
| final Map<MethodDef, List<MethodDef>> catalog = buildCatalog(dest); |
| crossRef(source, catalog); |
| return catalog; |
| } |
| |
| private static void crossRef(Collection<Clazz> source, |
| final Map<MethodDef, List<MethodDef>> catalog) throws Exception { |
| for (final Clazz clazz : source) { |
| clazz.parseClassFileWithCollector(new ClassDataCollector() { |
| MethodDef source; |
| |
| public void implementsInterfaces(String names[]) { |
| MethodDef def = new MethodDef(0, clazz.getFQN(), |
| "<implements>", "()V"); |
| for (String interfaceName : names) { |
| interfaceName = Clazz.internalToFqn(interfaceName); |
| for (Map.Entry<MethodDef, List<MethodDef>> entry : catalog |
| .entrySet()) { |
| String catalogClass = entry.getKey().clazz; |
| List<MethodDef> references = entry.getValue(); |
| |
| if (catalogClass.equals(interfaceName)) { |
| references.add(def); |
| } |
| } |
| } |
| } |
| |
| // Method definitions |
| public void method(MethodDef source) { |
| this.source = source; |
| } |
| |
| public void reference(MethodDef reference) { |
| List<MethodDef> references = catalog.get(reference); |
| if (references != null) { |
| references.add(source); |
| } |
| } |
| }); |
| } |
| } |
| |
| private static Map<MethodDef, List<MethodDef>> buildCatalog( |
| Collection<Clazz> sources) throws Exception { |
| final Map<MethodDef, List<MethodDef>> catalog = new TreeMap<MethodDef, List<MethodDef>>(); |
| for (final Clazz clazz : sources) { |
| clazz.parseClassFileWithCollector(new ClassDataCollector() { |
| |
| public boolean classStart(int access, String name) { |
| return clazz.isPublic(); |
| } |
| |
| public void method(MethodDef source) { |
| if (java.lang.reflect.Modifier.isPublic(source.access) |
| || Modifier.isProtected(source.access)) |
| catalog.put(source, new ArrayList<MethodDef>()); |
| } |
| |
| }); |
| } |
| return catalog; |
| } |
| |
| } |