core/container/src/main/java/org/wildfly/swarm/container/util/DriverModuleBuilder.java [100:137]:
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                return builder.create();
            });
            this.installed = true;
        }
        return this.installed;
    }

    private File attemptDetection() {
        return findLocationOfClass(this.detectableClassName);
    }

    private Set<File> findOptionalJars() {
        Set<File> optionalJars = new HashSet<>();

        if (this.optionalClassNames != null) {
            for (String each : this.optionalClassNames) {
                File file = findLocationOfClass(each);
                if (file != null) {
                    optionalJars.add(file);
                }
            }
        }

        return optionalJars;
    }

    private File findLocationOfClass(String className) {
        try {
            ClassLoader cl = Module.getBootModuleLoader().loadModule("thorntail.application").getClassLoader();
            File candidate = findLocationOfClass(cl, className);
            if (candidate == null) {
                candidate = findLocationOfClass(ClassLoader.getSystemClassLoader(), className);
            }

            return candidate;
        } catch (ModuleLoadException e) {
            // ignore
        } catch (IOException e) {
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fractions/javaee/datasources/src/main/java/org/wildfly/swarm/datasources/runtime/DriverInfo.java [142:181]:
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                return builder.create();
            });

            this.installed = true;
        }

        return this.installed;
    }

    private File attemptDetection() {
        return findLocationOfClass(this.detectableClassName);
    }

    private Set<File> findOptionalJars() {
        Set<File> optionalJars = new HashSet<>();

        if (this.optionalClassNames != null) {
            for (String each : this.optionalClassNames) {
                File file = findLocationOfClass(each);
                if (file != null) {
                    optionalJars.add(file);
                }
            }
        }

        return optionalJars;
    }

    private File findLocationOfClass(String className) {
        try {
            ClassLoader cl = Module.getBootModuleLoader().loadModule("thorntail.application").getClassLoader();
            File candidate = findLocationOfClass(cl, className);
            if (candidate == null) {
                candidate = findLocationOfClass(ClassLoader.getSystemClassLoader(), className);
            }

            return candidate;
        } catch (ModuleLoadException e) {
            // ignore
        } catch (IOException e) {
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