Issue 9905 websphere deploy war

core/src/main/java/io/micronaut/core/io/IOUtils.java

@@ -60,6 +60,7 @@ public class IOUtils {
     private static final String SCHEME_FILE = "file";
     private static final String SCHEME_JAR = "jar";
     private static final String SCHEME_ZIP = "zip";
+    private static final String SCHEME_WSJAR = "wsjar";
 
     private static final String COLON = ":";
 
@@ -125,7 +126,7 @@ static Path resolvePath(@NonNull URI uri,
                             IOExceptionBiFunction<List<Closeable>, String, Path> loadNestedJarUriFunction) throws IOException {
         String scheme = uri.getScheme();
         try {
-            if (SCHEME_JAR.equals(scheme) || SCHEME_ZIP.equals(scheme)) {
+            if (SCHEME_JAR.equals(scheme) || SCHEME_ZIP.equals(scheme) || SCHEME_WSJAR.equals(scheme)) {
                 // try to match FileSystems.newFileSystem(URI) semantics for zipfs here.
                 // Basically ignores anything after the !/ if it exists, and uses the part
                 // before as the jar path to extract.

core/src/main/java/io/micronaut/core/io/service/ServiceScanner.java

@@ -119,12 +119,28 @@ private Set<String> computeStandardServiceTypeNames(URL url) {
         return typeNames;
     }
 
+    private boolean isWebSphereClassLoader() {
+        return classLoader.getClass().getName().startsWith("com.ibm.ws.classloader");
+    }
+
+    private String buildResourceSearchPath() {
+        String path = "META-INF/micronaut/" + serviceName;
+
+        if (isWebSphereClassLoader()) {
+            // Special case WebSphere classloader
+            // https://github.com/micronaut-projects/micronaut-core/issues/....
+            return path + "/";
+        }
+
+        return path;
+    }
+
     private Enumeration<URL> findStandardServiceConfigs() throws IOException {
         return classLoader.getResources(SoftServiceLoader.META_INF_SERVICES + '/' + serviceName);
     }
 
     private void findMicronautMetaServiceConfigs(BiConsumer<URI, String> consumer) throws IOException, URISyntaxException {
-        final String path = "META-INF/micronaut/" + serviceName;
+        String path = buildResourceSearchPath();
         final Enumeration<URL> micronautResources = classLoader.getResources(path);
         Set<URI> uniqueURIs = new LinkedHashSet<>();
         while (micronautResources.hasMoreElements()) {

core/src/test/groovy/io/micronaut/core/io/IOUtilsSpec.groovy

@@ -144,6 +144,9 @@ class IOUtilsSpec extends Specification {
         "META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "/META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "jar:file:/Users/sdelamo/.m2/repository/io/micronaut/micronaut-jackson-databind/3.5.7/micronaut-jackson-databind-3.5.7.jar!/META-INF/micronaut/io.micronaut.inject.BeanConfiguration"
         "META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "/META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "zip:/u01/oracle/user_projects/domains/base_domain/servers/AdminServer/tmp/_WL_user/issue8386-0.1/y2p3pa/war/WEB-INF/lib/micronaut-jackson-databind-3.5.7.jar!/META-INF/micronaut/io.micronaut.inject.BeanConfiguration/"
         "META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "/META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "zip:C:/oracle/user_projects/domains/base_domain/servers/AdminServer/tmp/_WL_user/issue8386-0.1/y2p3pa/war/WEB-INF/lib/micronaut-jackson-databind-3.5.7.jar!/META-INF/micronaut/io.micronaut.inject.BeanConfiguration/"
+        "META-INF/micronaut/io.micronaut.inject.BeanDefinitionReference" | "/META-INF/micronaut/io.micronaut.inject.BeanDefinitionReference" | "wsjar:file:/path/to/io/micronaut/micronaut-json-core/3.5.7/micronaut-json-core-3.5.7.jar!/META-INF/micronaut/io.micronaut.inject.BeanDefinitionReference"
+        "META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "/META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "wsjar:/path/to/io/micronaut/micronaut-jackson-databind/3.5.7/micronaut-jackson-databind-3.5.7.jar!/META-INF/micronaut/io.micronaut.inject.BeanConfiguration"
+        "META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "/META-INF/micronaut/io.micronaut.inject.BeanConfiguration"       | "wsjar:C:/path/to/io/micronaut/micronaut-jackson-databind/3.5.7/micronaut-jackson-databind-3.5.7.jar!/META-INF/micronaut/io.micronaut.inject.BeanConfiguration"
     }
 
     void "resolvePath will fix jar uri on Windows/WebLogic"() {

inject/src/main/java/io/micronaut/context/DefaultBeanContext.java

@@ -1751,6 +1751,7 @@ protected List<BeanDefinitionReference> resolveBeanDefinitionReferences() {
             final SoftServiceLoader<BeanDefinitionReference> definitions = SoftServiceLoader.load(BeanDefinitionReference.class, classLoader);
             beanDefinitionReferences = new ArrayList<>(300);
             definitions.collectAll(beanDefinitionReferences, BeanDefinitionReference::isPresent);
+            beanDefinitionReferences.removeIf(Objects::isNull);
         }
         return beanDefinitionReferences;
     }