Examples with Resource javax.annotation.Resource used on opensource projects

Example 31 with Resource

use of javax.annotation.Resource in project jetty.project by eclipse.

the class ResourceAnnotationHandler method handleField.

public void handleField(Class<?> clazz, Field field) {
    Resource resource = (Resource) field.getAnnotation(Resource.class);
    if (resource != null) {
        //JavaEE Spec 5.2.3: Field cannot be static
        if (Modifier.isStatic(field.getModifiers())) {
            LOG.warn("Skipping Resource annotation on " + clazz.getName() + "." + field.getName() + ": cannot be static");
            return;
        }
        //JavaEE Spec 5.2.3: Field cannot be final
        if (Modifier.isFinal(field.getModifiers())) {
            LOG.warn("Skipping Resource annotation on " + clazz.getName() + "." + field.getName() + ": cannot be final");
            return;
        }
        //work out default name
        String name = clazz.getCanonicalName() + "/" + field.getName();
        //allow @Resource name= to override the field name
        name = (resource.name() != null && !resource.name().trim().equals("") ? resource.name() : name);
        String mappedName = (resource.mappedName() != null && !resource.mappedName().trim().equals("") ? resource.mappedName() : null);
        //get the type of the Field
        Class<?> type = field.getType();
        //Servlet Spec 3.0 p. 76
        //If a descriptor has specified at least 1 injection target for this
        //resource, then it overrides this annotation
        MetaData metaData = _context.getMetaData();
        if (metaData.getOriginDescriptor("resource-ref." + name + ".injection") != null) {
            //it overrides this annotation
            return;
        }
        //No injections for this resource in any descriptors, so we can add it
        //Does the injection already exist?
        InjectionCollection injections = (InjectionCollection) _context.getAttribute(InjectionCollection.INJECTION_COLLECTION);
        if (injections == null) {
            injections = new InjectionCollection();
            _context.setAttribute(InjectionCollection.INJECTION_COLLECTION, injections);
        }
        Injection injection = injections.getInjection(name, clazz, field);
        if (injection == null) {
            //No injection has been specified, add it
            try {
                boolean bound = org.eclipse.jetty.plus.jndi.NamingEntryUtil.bindToENC(_context, name, mappedName);
                if (!bound)
                    bound = org.eclipse.jetty.plus.jndi.NamingEntryUtil.bindToENC(_context.getServer(), name, mappedName);
                if (!bound)
                    bound = org.eclipse.jetty.plus.jndi.NamingEntryUtil.bindToENC(null, name, mappedName);
                if (!bound) {
                    //see if there is an env-entry value been bound
                    try {
                        InitialContext ic = new InitialContext();
                        String nameInEnvironment = (mappedName != null ? mappedName : name);
                        ic.lookup("java:comp/env/" + nameInEnvironment);
                        bound = true;
                    } catch (NameNotFoundException e) {
                        bound = false;
                    }
                }
                //Check there is a JNDI entry for this annotation
                if (bound) {
                    LOG.debug("Bound " + (mappedName == null ? name : mappedName) + " as " + name);
                    //   Make the Injection for it if the binding succeeded
                    injection = new Injection();
                    injection.setTarget(clazz, field, type);
                    injection.setJndiName(name);
                    injection.setMappingName(mappedName);
                    injections.add(injection);
                    //TODO - an @Resource is equivalent to a resource-ref, resource-env-ref, message-destination
                    metaData.setOrigin("resource-ref." + name + ".injection", resource, clazz);
                } else if (!isEnvEntryType(type)) {
                    throw new IllegalStateException("No resource at " + (mappedName == null ? name : mappedName));
                }
            } catch (NamingException e) {
                // JavaEE Spec. sec 5.4.1.3
                if (!isEnvEntryType(type))
                    throw new IllegalStateException(e);
            }
        }
    }
}

Example 32 with Resource

use of javax.annotation.Resource in project jetty.project by eclipse.

the class ResourcesAnnotationHandler method doHandle.

public void doHandle(Class<?> clazz) {
    Resources resources = (Resources) clazz.getAnnotation(Resources.class);
    if (resources != null) {
        Resource[] resArray = resources.value();
        if (resArray == null || resArray.length == 0) {
            LOG.warn("Skipping empty or incorrect Resources annotation on " + clazz.getName());
            return;
        }
        for (int j = 0; j < resArray.length; j++) {
            String name = resArray[j].name();
            String mappedName = resArray[j].mappedName();
            if (name == null || name.trim().equals(""))
                throw new IllegalStateException("Class level Resource annotations must contain a name (Common Annotations Spec Section 2.3)");
            try {
                if (!org.eclipse.jetty.plus.jndi.NamingEntryUtil.bindToENC(_wac, name, mappedName))
                    if (!org.eclipse.jetty.plus.jndi.NamingEntryUtil.bindToENC(_wac.getServer(), name, mappedName))
                        LOG.warn("Skipping Resources(Resource) annotation on " + clazz.getName() + " for name " + name + ": No resource bound at " + (mappedName == null ? name : mappedName));
            } catch (NamingException e) {
                LOG.warn(e);
            }
        }
    }
}

Example 33 with Resource

use of javax.annotation.Resource in project wildfly by wildfly.

the class ResourceInjectionUtilities method getResourceName.

public static String getResourceName(InjectionPoint injectionPoint) {
    Resource resource = getResourceAnnotated(injectionPoint).getAnnotation(Resource.class);
    String mappedName = resource.mappedName();
    if (!mappedName.equals("")) {
        return mappedName;
    }
    String name = resource.name();
    if (!name.equals("")) {
        //see if this is a prefixed name
        //and if so just return it
        int firstSlash = name.indexOf("/");
        int colon = name.indexOf(":");
        if (colon != -1) {
            if (firstSlash == -1 || colon < firstSlash) {
                return name;
            }
        }
        return RESOURCE_LOOKUP_PREFIX + "/" + name;
    }
    String propertyName;
    if (injectionPoint.getMember() instanceof Field) {
        propertyName = injectionPoint.getMember().getName();
    } else if (injectionPoint.getMember() instanceof Method) {
        propertyName = getPropertyName((Method) injectionPoint.getMember());
        if (propertyName == null) {
            throw WeldLogger.ROOT_LOGGER.injectionPointNotAJavabean((Method) injectionPoint.getMember());
        }
    } else {
        throw WeldLogger.ROOT_LOGGER.cannotInject(injectionPoint);
    }
    String className = injectionPoint.getMember().getDeclaringClass().getName();
    return RESOURCE_LOOKUP_PREFIX + "/" + className + "/" + propertyName;
}

Example 34 with Resource

use of javax.annotation.Resource in project redkale by redkale.

the class ResourceFactory method inject.

private <T> boolean inject(final Object src, final T attachment, final BiConsumer<Object, Field> consumer, final List<Object> list) {
    if (src == null)
        return false;
    try {
        list.add(src);
        Class clazz = src.getClass();
        do {
            for (Field field : clazz.getDeclaredFields()) {
                if (Modifier.isStatic(field.getModifiers()))
                    continue;
                field.setAccessible(true);
                final Class classtype = field.getType();
                final Type genctype = field.getGenericType();
                Resource rc = field.getAnnotation(Resource.class);
                if (rc == null) {
                    // 深度注入
                    // 是否没有重复
                    boolean flag = true;
                    Object ns = field.get(src);
                    for (Object o : list) {
                        if (o == ns) {
                            flag = false;
                            break;
                        }
                    }
                    if (ns == null)
                        continue;
                    if (ns.getClass().isPrimitive() || ns.getClass().isArray() || ns.getClass().getName().startsWith("java.") || ns.getClass().getName().startsWith("javax.") || ns.getClass().getName().startsWith("jdk.") || ns.getClass().getName().startsWith("sun."))
                        continue;
                    if (flag)
                        this.inject(ns, attachment, consumer, list);
                    continue;
                }
                if (Modifier.isFinal(field.getModifiers()))
                    continue;
                if (consumer != null)
                    consumer.accept(src, field);
                String tname = rc.name();
                if (tname.contains(RESOURCE_PARENT_NAME)) {
                    Resource res = src.getClass().getAnnotation(Resource.class);
                    if (res == null) {
                        if (src instanceof Resourcable) {
                            tname = tname.replace(RESOURCE_PARENT_NAME, ((Resourcable) src).resourceName());
                        } else {
                            logger.log(Level.SEVERE, src.getClass().getName() + " not found @Resource on Class or not implements Resourcable");
                        }
                    } else {
                        tname = tname.replace(RESOURCE_PARENT_NAME, res.name());
                    }
                }
                boolean autoregnull = true;
                final String rcname = formatResourceName(tname);
                Object rs;
                if (rcname.startsWith("system.property.")) {
                    rs = System.getProperty(rcname.substring("system.property.".length()));
                } else {
                    ResourceEntry re = findEntry(rcname, genctype);
                    if (re == null) {
                        if (rcname.startsWith("property.")) {
                            re = findEntry(rcname, String.class);
                        } else {
                            re = findEntry(rcname, classtype);
                        }
                    }
                    if (re == null) {
                        ResourceLoader it = findLoader(genctype, field);
                        if (it != null) {
                            it.load(this, src, rcname, field, attachment);
                            autoregnull = it.autoNone();
                            re = findEntry(rcname, genctype);
                        }
                    }
                    if (re == null && genctype != classtype) {
                        re = findEntry(rcname, classtype);
                        if (re == null) {
                            if (rcname.startsWith("property.")) {
                                re = findEntry(rcname, String.class);
                            } else {
                                re = findEntry(rcname, classtype);
                            }
                        }
                        if (re == null) {
                            ResourceLoader it = findLoader(classtype, field);
                            if (it != null) {
                                it.load(this, src, rcname, field, attachment);
                                autoregnull = it.autoNone();
                                re = findEntry(rcname, classtype);
                            }
                        }
                    }
                    if (re == null && autoregnull) {
                        // 自动注入null的值
                        register(rcname, genctype, null);
                        re = findEntry(rcname, genctype);
                    }
                    if (re == null)
                        continue;
                    re.elements.add(new ResourceElement<>(src, field));
                    rs = re.value;
                }
                if (rs != null && !rs.getClass().isPrimitive() && classtype.isPrimitive()) {
                    if (classtype == int.class) {
                        rs = Integer.decode(rs.toString());
                    } else if (classtype == long.class) {
                        rs = Long.decode(rs.toString());
                    } else if (classtype == short.class) {
                        rs = Short.decode(rs.toString());
                    } else if (classtype == boolean.class) {
                        rs = "true".equalsIgnoreCase(rs.toString());
                    } else if (classtype == byte.class) {
                        rs = Byte.decode(rs.toString());
                    } else if (classtype == float.class) {
                        rs = Float.parseFloat(rs.toString());
                    } else if (classtype == double.class) {
                        rs = Double.parseDouble(rs.toString());
                    }
                }
                if (rs != null)
                    field.set(src, rs);
            }
        } while ((clazz = clazz.getSuperclass()) != Object.class);
        return true;
    } catch (Exception ex) {
        logger.log(Level.SEVERE, "inject " + src + " error", ex);
        return false;
    }
}

Example 35 with Resource

use of javax.annotation.Resource in project cxf by apache.

the class WSDLManagerImpl method setBus.

@Resource
public final void setBus(Bus b) {
    bus = b;
    if (null != bus) {
        bus.setExtension(this, WSDLManager.class);
        ConfiguredBeanLocator loc = bus.getExtension(ConfiguredBeanLocator.class);
        if (loc != null) {
            loc.getBeansOfType(WSDLExtensionLoader.class);
        }
    }
}