Example usage for java.lang.reflect Modifier isPublic

Introduction

In this page you can find the example usage for java.lang.reflect Modifier isPublic.

Prototype

public static boolean isPublic(int mod) 

Source Link

Document

Return true if the integer argument includes the public modifier, false otherwise.

Usage

From source file:edu.mit.media.funf.config.DefaultRuntimeTypeAdapterFactory.java

public static boolean isTypeInstatiable(Class<?> type) {
    int modifiers = type.getModifiers();
    if (!(Modifier.isAbstract(modifiers) || Modifier.isInterface(modifiers))) {
        try {/*  w  w  w. j a  v  a 2s  .c o  m*/
            Constructor<?> noArgConstructor = type.getConstructor();
            return Modifier.isPublic(noArgConstructor.getModifiers());
        } catch (SecurityException e) {
        } catch (NoSuchMethodException e) {
        }
    }
    return false;
}

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From source file:org.jfree.data.KeyToGroupMap.java

/**
 * Attempts to clone the specified object using reflection.
 *
 * @param object  the object (<code>null</code> permitted).
 *
 * @return The cloned object, or the original object if cloning failed.
 *///from   w  w w  .j  a v  a  2s  . co  m
private static Object clone(Object object) {
    if (object == null) {
        return null;
    }
    Class c = object.getClass();
    Object result = null;
    try {
        Method m = c.getMethod("clone", (Class[]) null);
        if (Modifier.isPublic(m.getModifiers())) {
            try {
                result = m.invoke(object, (Object[]) null);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    } catch (NoSuchMethodException e) {
        result = object;
    }
    return result;
}

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From source file:com.igormaznitsa.upom.UPomModel.java

private static Method findMethod(final Class klazz, final String methodName, final boolean onlyPublic) {
    Method result = null;/*www.j a v  a 2s .c om*/
    for (final Method m : klazz.getMethods()) {
        if (onlyPublic && !Modifier.isPublic(m.getModifiers())) {
            continue;
        }
        if (m.getName().equalsIgnoreCase(methodName)) {
            result = m;
            break;
        }
    }
    return result;
}

---

From source file:$.Reflections.java

/**
     * ?private/protected???public?????JDKSecurityManager
     *///from www . j av  a2s.co  m
    public static void makeAccessible(Field field) {
        if ((!Modifier.isPublic(field.getModifiers())
                || !Modifier.isPublic(field.getDeclaringClass().getModifiers())
                || Modifier.isFinal(field.getModifiers())) && !field.isAccessible()) {
            field.setAccessible(true);
        }
    }

---

From source file:com.laxser.blitz.web.impl.module.ControllerRef.java

private boolean quicklyPass(List<Method> pastMethods, Method method, Class<?> controllerClass) {
    // public, not static, not abstract, @Ignored
    if (!Modifier.isPublic(method.getModifiers()) || Modifier.isAbstract(method.getModifiers())
            || Modifier.isStatic(method.getModifiers()) || method.isAnnotationPresent(Ignored.class)) {
        if (logger.isDebugEnabled()) {
            logger.debug("ignores method of controller " + controllerClass.getName() + "." + method.getName()
                    + "  [@ignored?not public?abstract?static?]");
        }//from w w  w .  j a v a2s  .  c om
        return true;
    }
    // ?(?)?????
    for (Method past : pastMethods) {
        if (past.getName().equals(method.getName())) {
            if (Arrays.equals(past.getParameterTypes(), method.getParameterTypes())) {
                return true;
            }
        }
    }
    return false;
}

---

From source file:org.apache.openaz.xacml.std.json.JSONResponse.java

/**
 * Use reflection to load the map with all the names of all DataTypes allowing us to output the shorthand
 * version rather than the full Identifier name. (to shorten the JSON output). The shorthand map is used
 * differently in JSONRequest than in JSONResponse, so there are similarities and differences in the
 * implementation. This is done once the first time a Request is processed.
 *///from ww w.j av a  2  s  . co m
private static void initOutputShorthandMap() throws JSONStructureException {
    Field[] declaredFields = XACML3.class.getDeclaredFields();
    outputShorthandMap = new HashMap<String, String>();
    for (Field field : declaredFields) {
        if (Modifier.isStatic(field.getModifiers()) && field.getName().startsWith("ID_DATATYPE")
                && Modifier.isPublic(field.getModifiers())) {
            try {
                Identifier id = (Identifier) field.get(null);
                String longName = id.stringValue();
                // most names start with 'http://www.w3.org/2001/XMLSchema#'
                int sharpIndex = longName.lastIndexOf("#");
                if (sharpIndex <= 0) {
                    // some names start with 'urn:oasis:names:tc:xacml:1.0:data-type:'
                    // or urn:oasis:names:tc:xacml:2.0:data-type:
                    if (longName.contains(":data-type:")) {
                        sharpIndex = longName.lastIndexOf(":");
                    } else {
                        continue;
                    }
                }
                String shortName = longName.substring(sharpIndex + 1);
                // put both the full name and the short name in the table
                outputShorthandMap.put(id.stringValue(), shortName);
            } catch (Exception e) {
                throw new JSONStructureException("Error loading ID Table, e=" + e);
            }
        }
    }
}

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From source file:jenkins.scm.api.SCMHeadMixinEqualityGenerator.java

/**
 * Creates the {@link SCMHeadMixin.Equality} instance.
 *
 * @param type the {@link SCMHead} type to create the instance for.
 * @return the {@link SCMHeadMixin.Equality} instance.
 *///  w  ww. j  a v  a 2  s .c o  m
@NonNull
private SCMHeadMixin.Equality create(@NonNull Class<? extends SCMHead> type) {
    Map<String, Method> properties = new TreeMap<String, Method>();
    for (Class clazz : (List<Class>) ClassUtils.getAllInterfaces(type)) {
        if (!SCMHeadMixin.class.isAssignableFrom(clazz)) {
            // not a mix-in
            continue;
        }
        if (SCMHeadMixin.class == clazz) {
            // no need to check this by reflection
            continue;
        }
        if (!Modifier.isPublic(clazz.getModifiers())) {
            // not public
            continue;
        }
        // this is a mixin interface, only look at declared properties;
        for (Method method : clazz.getDeclaredMethods()) {
            if (method.getReturnType() == Void.class) {
                // nothing to do with us
                continue;
            }
            if (!Modifier.isPublic(method.getModifiers())) {
                // should never get here
                continue;
            }
            if (Modifier.isStatic(method.getModifiers())) {
                // might get here with Java 8
                continue;
            }
            if (method.getParameterTypes().length != 0) {
                // not a property
                continue;
            }
            String name = method.getName();
            if (!name.matches("^((is[A-Z0-9_].*)|(get[A-Z0-9_].*))$")) {
                // not a property
                continue;
            }
            if (name.startsWith("is")) {
                name = "" + Character.toLowerCase(name.charAt(2))
                        + (name.length() > 3 ? name.substring(3) : "");
            } else {
                name = "" + Character.toLowerCase(name.charAt(3))
                        + (name.length() > 4 ? name.substring(4) : "");
            }
            if (properties.containsKey(name)) {
                // a higher priority interface already defined the method
                continue;
            }
            properties.put(name, method);
        }
    }
    if (properties.isEmpty()) {
        // no properties to consider
        return new ConstantEquality();
    }
    if (forceReflection) {
        return new ReflectiveEquality(properties.values().toArray(new Method[properties.size()]));
    }
    // now we define the class
    ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_FRAMES);
    String name = SCMHeadMixin.class.getPackage().getName() + ".internal." + type.getName();

    // TODO Move to 1.7 opcodes once baseline 1.612+
    cw.visit(Opcodes.V1_6, ACC_PUBLIC, name.replace('.', '/'), null, Type.getInternalName(Object.class),
            new String[] { Type.getInternalName(SCMHeadMixin.Equality.class) });
    generateDefaultConstructor(cw);
    generateEquals(cw, properties.values());
    byte[] image = cw.toByteArray();

    Class<? extends SCMHeadMixin.Equality> c = defineClass(name, image, 0, image.length)
            .asSubclass(SCMHeadMixin.Equality.class);

    try {
        return c.newInstance();
    } catch (InstantiationException e) {
        // fallback to reflection
    } catch (IllegalAccessException e) {
        // fallback to reflection
    }
    return new ReflectiveEquality(properties.values().toArray(new Method[properties.size()]));

}

---

From source file:com.google.gdt.eclipse.designer.model.property.DateTimeFormatPropertyEditor.java

public void configure(EditorState state, Map<String, Object> parameters) throws Exception {
    m_loader = new CompositeClassLoader() {
        @Override/*from   w  ww  .  jav a 2 s.  c  o m*/
        public Class<?> loadClass(String name) throws ClassNotFoundException {
            if (ReflectionUtils.class.getCanonicalName().equals(name)) {
                return ReflectionUtils.class;
            }
            return super.loadClass(name);
        }
    };
    m_loader.add(state.getEditorLoader(), null);
    // get static formats
    {
        m_formatClass = m_loader.loadClass("com.google.gwt.i18n.client.DateTimeFormat");
        m_formatMethods = Lists.newArrayList();
        for (Method method : m_formatClass.getMethods()) {
            int modifiers = method.getModifiers();
            if (Modifier.isStatic(modifiers) && Modifier.isPublic(modifiers)
                    && method.getParameterTypes().length == 0 && method.getName().endsWith("Format")) {
                m_formatMethods.add(method);
            }
        }
    }
    // extract script
    {
        final String EXTRACT_PARAM = "extract";
        if (parameters.containsKey(EXTRACT_PARAM)) {
            m_extractScript = (String) parameters.get(EXTRACT_PARAM);
        } else {
            m_extractScript = "";
        }
    }
    // source template
    {
        final String SOURCE_PARAM = "source";
        if (parameters.containsKey(SOURCE_PARAM)) {
            m_sourceTemplate = (String) parameters.get(SOURCE_PARAM);
        } else {
            m_sourceTemplate = "";
        }
    }
}

---

From source file:org.evosuite.setup.TestUsageChecker.java

public static boolean canUse(Field f, Class<?> ownerClass) {

    // TODO we could enable some methods from Object, like getClass
    if (f.getDeclaringClass().equals(java.lang.Object.class))
        return false;// handled here to avoid printing reasons

    if (f.getDeclaringClass().equals(java.lang.Thread.class))
        return false;// handled here to avoid printing reasons

    if (!Properties.USE_DEPRECATED && f.isAnnotationPresent(Deprecated.class)) {
        final Class<?> targetClass = Properties.getTargetClassAndDontInitialise();

        if (Properties.hasTargetClassBeenLoaded() && !f.getDeclaringClass().equals(targetClass)) {
            logger.debug("Skipping deprecated field " + f.getName());
            return false;
        }/*from   w ww  .j a  va  2  s. com*/
    }

    if (f.isSynthetic()) {
        logger.debug("Skipping synthetic field " + f.getName());
        return false;
    }

    if (f.getName().startsWith("ajc$")) {
        logger.debug("Skipping AspectJ field " + f.getName());
        return false;
    }

    if (!f.getType().equals(String.class) && !canUse(f.getType())) {
        return false;
    }

    // in, out, err
    if (f.getDeclaringClass().equals(FileDescriptor.class)) {
        return false;
    }

    if (Modifier.isPublic(f.getModifiers())) {
        // It may still be the case that the field is defined in a non-visible superclass of the class
        // we already know we can use. In that case, the compiler would be fine with accessing the
        // field, but reflection would start complaining about IllegalAccess!
        // Therefore, we set the field accessible to be on the safe side
        TestClusterUtils.makeAccessible(f);
        return true;
    }

    // If default access rights, then check if this class is in the same package as the target class
    if (!Modifier.isPrivate(f.getModifiers())) {
        //              && !Modifier.isProtected(f.getModifiers())) {
        String packageName = ClassUtils.getPackageName(ownerClass);

        String declaredPackageName = ClassUtils.getPackageName(f.getDeclaringClass());

        if (packageName.equals(Properties.CLASS_PREFIX) && packageName.equals(declaredPackageName)) {
            TestClusterUtils.makeAccessible(f);
            return true;
        }
    }

    return false;
}

---

From source file:org.apache.axis2.jaxws.server.endpoint.injection.impl.WebServiceContextInjectorImpl.java

public void injectOnMethod(Object resource, Object instance, Method method) throws ResourceInjectionException {
    if (instance == null) {
        if (log.isDebugEnabled()) {
            log.debug("Cannot inject Resource on a null Service Instance.");
        }/*from  w  ww .j  a va 2  s.  c  om*/
        throw new ResourceInjectionException(Messages.getMessage("WebServiceContextInjectionImplErr1"));
    }
    if (method == null) {
        if (log.isDebugEnabled()) {
            log.debug("Cannot inject WebServiceContext on ServiceInstance Method, method cannot be NULL");
        }
        throw new ResourceInjectionException(Messages.getMessage("WebServiceContextInjectionImplErr3"));
    }
    try {
        if (!Modifier.isPublic(method.getModifiers())) {
            setAccessible(method, true);
        }
        method.invoke(instance, resource);
        return;
    } catch (IllegalAccessException e) {
        throw new ResourceInjectionException(e);
    } catch (InvocationTargetException e) {
        throw new ResourceInjectionException(e);
    }

}

---

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