8187443: Forest Consolidation: Move files to unified layout

Reviewed-by: darcy, ihse

src/java.base/share/classes/java/lang/reflect/Executable.java

@@ -0,0 +1,734 @@
+/*
+ * Copyright (c) 2012, 2017, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package java.lang.reflect;
+
+import java.lang.annotation.*;
+import java.util.Map;
+import java.util.Objects;
+import java.util.StringJoiner;
+
+import jdk.internal.misc.SharedSecrets;
+import sun.reflect.annotation.AnnotationParser;
+import sun.reflect.annotation.AnnotationSupport;
+import sun.reflect.annotation.TypeAnnotationParser;
+import sun.reflect.annotation.TypeAnnotation;
+import sun.reflect.generics.repository.ConstructorRepository;
+
+/**
+ * A shared superclass for the common functionality of {@link Method}
+ * and {@link Constructor}.
+ *
+ * @since 1.8
+ */
+public abstract class Executable extends AccessibleObject
+    implements Member, GenericDeclaration {
+    /*
+     * Only grant package-visibility to the constructor.
+     */
+    Executable() {}
+
+    /**
+     * Accessor method to allow code sharing
+     */
+    abstract byte[] getAnnotationBytes();
+
+    /**
+     * Accessor method to allow code sharing
+     */
+    abstract Executable getRoot();
+
+    /**
+     * Does the Executable have generic information.
+     */
+    abstract boolean hasGenericInformation();
+
+    abstract ConstructorRepository getGenericInfo();
+
+    boolean equalParamTypes(Class<?>[] params1, Class<?>[] params2) {
+        /* Avoid unnecessary cloning */
+        if (params1.length == params2.length) {
+            for (int i = 0; i < params1.length; i++) {
+                if (params1[i] != params2[i])
+                    return false;
+            }
+            return true;
+        }
+        return false;
+    }
+
+    Annotation[][] parseParameterAnnotations(byte[] parameterAnnotations) {
+        return AnnotationParser.parseParameterAnnotations(
+               parameterAnnotations,
+               SharedSecrets.getJavaLangAccess().
+               getConstantPool(getDeclaringClass()),
+               getDeclaringClass());
+    }
+
+    void printModifiersIfNonzero(StringBuilder sb, int mask, boolean isDefault) {
+        int mod = getModifiers() & mask;
+
+        if (mod != 0 && !isDefault) {
+            sb.append(Modifier.toString(mod)).append(' ');
+        } else {
+            int access_mod = mod & Modifier.ACCESS_MODIFIERS;
+            if (access_mod != 0)
+                sb.append(Modifier.toString(access_mod)).append(' ');
+            if (isDefault)
+                sb.append("default ");
+            mod = (mod & ~Modifier.ACCESS_MODIFIERS);
+            if (mod != 0)
+                sb.append(Modifier.toString(mod)).append(' ');
+        }
+    }
+
+    String sharedToString(int modifierMask,
+                          boolean isDefault,
+                          Class<?>[] parameterTypes,
+                          Class<?>[] exceptionTypes) {
+        try {
+            StringBuilder sb = new StringBuilder();
+
+            printModifiersIfNonzero(sb, modifierMask, isDefault);
+            specificToStringHeader(sb);
+            sb.append('(');
+            StringJoiner sj = new StringJoiner(",");
+            for (Class<?> parameterType : parameterTypes) {
+                sj.add(parameterType.getTypeName());
+            }
+            sb.append(sj.toString());
+            sb.append(')');
+
+            if (exceptionTypes.length > 0) {
+                StringJoiner joiner = new StringJoiner(",", " throws ", "");
+                for (Class<?> exceptionType : exceptionTypes) {
+                    joiner.add(exceptionType.getTypeName());
+                }
+                sb.append(joiner.toString());
+            }
+            return sb.toString();
+        } catch (Exception e) {
+            return "<" + e + ">";
+        }
+    }
+
+    /**
+     * Generate toString header information specific to a method or
+     * constructor.
+     */
+    abstract void specificToStringHeader(StringBuilder sb);
+
+    String sharedToGenericString(int modifierMask, boolean isDefault) {
+        try {
+            StringBuilder sb = new StringBuilder();
+
+            printModifiersIfNonzero(sb, modifierMask, isDefault);
+
+            TypeVariable<?>[] typeparms = getTypeParameters();
+            if (typeparms.length > 0) {
+                StringJoiner sj = new StringJoiner(",", "<", "> ");
+                for(TypeVariable<?> typeparm: typeparms) {
+                    sj.add(typeparm.getTypeName());
+                }
+                sb.append(sj.toString());
+            }
+
+            specificToGenericStringHeader(sb);
+
+            sb.append('(');
+            StringJoiner sj = new StringJoiner(",");
+            Type[] params = getGenericParameterTypes();
+            for (int j = 0; j < params.length; j++) {
+                String param = params[j].getTypeName();
+                if (isVarArgs() && (j == params.length - 1)) // replace T[] with T...
+                    param = param.replaceFirst("\\[\\]$", "...");
+                sj.add(param);
+            }
+            sb.append(sj.toString());
+            sb.append(')');
+
+            Type[] exceptionTypes = getGenericExceptionTypes();
+            if (exceptionTypes.length > 0) {
+                StringJoiner joiner = new StringJoiner(",", " throws ", "");
+                for (Type exceptionType : exceptionTypes) {
+                    joiner.add(exceptionType.getTypeName());
+                }
+                sb.append(joiner.toString());
+            }
+            return sb.toString();
+        } catch (Exception e) {
+            return "<" + e + ">";
+        }
+    }
+
+    /**
+     * Generate toGenericString header information specific to a
+     * method or constructor.
+     */
+    abstract void specificToGenericStringHeader(StringBuilder sb);
+
+    /**
+     * Returns the {@code Class} object representing the class or interface
+     * that declares the executable represented by this object.
+     */
+    public abstract Class<?> getDeclaringClass();
+
+    /**
+     * Returns the name of the executable represented by this object.
+     */
+    public abstract String getName();
+
+    /**
+     * Returns the Java language {@linkplain Modifier modifiers} for
+     * the executable represented by this object.
+     */
+    public abstract int getModifiers();
+
+    /**
+     * Returns an array of {@code TypeVariable} objects that represent the
+     * type variables declared by the generic declaration represented by this
+     * {@code GenericDeclaration} object, in declaration order.  Returns an
+     * array of length 0 if the underlying generic declaration declares no type
+     * variables.
+     *
+     * @return an array of {@code TypeVariable} objects that represent
+     *     the type variables declared by this generic declaration
+     * @throws GenericSignatureFormatError if the generic
+     *     signature of this generic declaration does not conform to
+     *     the format specified in
+     *     <cite>The Java&trade; Virtual Machine Specification</cite>
+     */
+    public abstract TypeVariable<?>[] getTypeParameters();
+
+    // returns shared array of parameter types - must never give it out
+    // to the untrusted code...
+    abstract Class<?>[] getSharedParameterTypes();
+
+    /**
+     * Returns an array of {@code Class} objects that represent the formal
+     * parameter types, in declaration order, of the executable
+     * represented by this object.  Returns an array of length
+     * 0 if the underlying executable takes no parameters.
+     *
+     * @return the parameter types for the executable this object
+     * represents
+     */
+    public abstract Class<?>[] getParameterTypes();
+
+    /**
+     * Returns the number of formal parameters (whether explicitly
+     * declared or implicitly declared or neither) for the executable
+     * represented by this object.
+     *
+     * @return The number of formal parameters for the executable this
+     * object represents
+     */
+    public int getParameterCount() {
+        throw new AbstractMethodError();
+    }
+
+    /**
+     * Returns an array of {@code Type} objects that represent the formal
+     * parameter types, in declaration order, of the executable represented by
+     * this object. Returns an array of length 0 if the
+     * underlying executable takes no parameters.
+     *
+     * <p>If a formal parameter type is a parameterized type,
+     * the {@code Type} object returned for it must accurately reflect
+     * the actual type parameters used in the source code.
+     *
+     * <p>If a formal parameter type is a type variable or a parameterized
+     * type, it is created. Otherwise, it is resolved.
+     *
+     * @return an array of {@code Type}s that represent the formal
+     *     parameter types of the underlying executable, in declaration order
+     * @throws GenericSignatureFormatError
+     *     if the generic method signature does not conform to the format
+     *     specified in
+     *     <cite>The Java&trade; Virtual Machine Specification</cite>
+     * @throws TypeNotPresentException if any of the parameter
+     *     types of the underlying executable refers to a non-existent type
+     *     declaration
+     * @throws MalformedParameterizedTypeException if any of
+     *     the underlying executable's parameter types refer to a parameterized
+     *     type that cannot be instantiated for any reason
+     */
+    public Type[] getGenericParameterTypes() {
+        if (hasGenericInformation())
+            return getGenericInfo().getParameterTypes();
+        else
+            return getParameterTypes();
+    }
+
+    /**
+     * Behaves like {@code getGenericParameterTypes}, but returns type
+     * information for all parameters, including synthetic parameters.
+     */
+    Type[] getAllGenericParameterTypes() {
+        final boolean genericInfo = hasGenericInformation();
+
+        // Easy case: we don't have generic parameter information.  In
+        // this case, we just return the result of
+        // getParameterTypes().
+        if (!genericInfo) {
+            return getParameterTypes();
+        } else {
+            final boolean realParamData = hasRealParameterData();
+            final Type[] genericParamTypes = getGenericParameterTypes();
+            final Type[] nonGenericParamTypes = getParameterTypes();
+            final Type[] out = new Type[nonGenericParamTypes.length];
+            final Parameter[] params = getParameters();
+            int fromidx = 0;
+            // If we have real parameter data, then we use the
+            // synthetic and mandate flags to our advantage.
+            if (realParamData) {
+                for (int i = 0; i < out.length; i++) {
+                    final Parameter param = params[i];
+                    if (param.isSynthetic() || param.isImplicit()) {
+                        // If we hit a synthetic or mandated parameter,
+                        // use the non generic parameter info.
+                        out[i] = nonGenericParamTypes[i];
+                    } else {
+                        // Otherwise, use the generic parameter info.
+                        out[i] = genericParamTypes[fromidx];
+                        fromidx++;
+                    }
+                }
+            } else {
+                // Otherwise, use the non-generic parameter data.
+                // Without method parameter reflection data, we have
+                // no way to figure out which parameters are
+                // synthetic/mandated, thus, no way to match up the
+                // indexes.
+                return genericParamTypes.length == nonGenericParamTypes.length ?
+                    genericParamTypes : nonGenericParamTypes;
+            }
+            return out;
+        }
+    }
+
+    /**
+     * Returns an array of {@code Parameter} objects that represent
+     * all the parameters to the underlying executable represented by
+     * this object.  Returns an array of length 0 if the executable
+     * has no parameters.
+     *
+     * <p>The parameters of the underlying executable do not necessarily
+     * have unique names, or names that are legal identifiers in the
+     * Java programming language (JLS 3.8).
+     *
+     * @throws MalformedParametersException if the class file contains
+     * a MethodParameters attribute that is improperly formatted.
+     * @return an array of {@code Parameter} objects representing all
+     * the parameters to the executable this object represents.
+     */
+    public Parameter[] getParameters() {
+        // TODO: This may eventually need to be guarded by security
+        // mechanisms similar to those in Field, Method, etc.
+        //
+        // Need to copy the cached array to prevent users from messing
+        // with it.  Since parameters are immutable, we can
+        // shallow-copy.
+        return privateGetParameters().clone();
+    }
+
+    private Parameter[] synthesizeAllParams() {
+        final int realparams = getParameterCount();
+        final Parameter[] out = new Parameter[realparams];
+        for (int i = 0; i < realparams; i++)
+            // TODO: is there a way to synthetically derive the
+            // modifiers?  Probably not in the general case, since
+            // we'd have no way of knowing about them, but there
+            // may be specific cases.
+            out[i] = new Parameter("arg" + i, 0, this, i);
+        return out;
+    }
+
+    private void verifyParameters(final Parameter[] parameters) {
+        final int mask = Modifier.FINAL | Modifier.SYNTHETIC | Modifier.MANDATED;
+
+        if (getParameterTypes().length != parameters.length)
+            throw new MalformedParametersException("Wrong number of parameters in MethodParameters attribute");
+
+        for (Parameter parameter : parameters) {
+            final String name = parameter.getRealName();
+            final int mods = parameter.getModifiers();
+
+            if (name != null) {
+                if (name.isEmpty() || name.indexOf('.') != -1 ||
+                    name.indexOf(';') != -1 || name.indexOf('[') != -1 ||
+                    name.indexOf('/') != -1) {
+                    throw new MalformedParametersException("Invalid parameter name \"" + name + "\"");
+                }
+            }
+
+            if (mods != (mods & mask)) {
+                throw new MalformedParametersException("Invalid parameter modifiers");
+            }
+        }
+    }
+
+    private Parameter[] privateGetParameters() {
+        // Use tmp to avoid multiple writes to a volatile.
+        Parameter[] tmp = parameters;
+
+        if (tmp == null) {
+
+            // Otherwise, go to the JVM to get them
+            try {
+                tmp = getParameters0();
+            } catch(IllegalArgumentException e) {
+                // Rethrow ClassFormatErrors
+                throw new MalformedParametersException("Invalid constant pool index");
+            }
+
+            // If we get back nothing, then synthesize parameters
+            if (tmp == null) {
+                hasRealParameterData = false;
+                tmp = synthesizeAllParams();
+            } else {
+                hasRealParameterData = true;
+                verifyParameters(tmp);
+            }
+
+            parameters = tmp;
+        }
+
+        return tmp;
+    }
+
+    boolean hasRealParameterData() {
+        // If this somehow gets called before parameters gets
+        // initialized, force it into existence.
+        if (parameters == null) {
+            privateGetParameters();
+        }
+        return hasRealParameterData;
+    }
+
+    private transient volatile boolean hasRealParameterData;
+    private transient volatile Parameter[] parameters;
+
+    private native Parameter[] getParameters0();
+    native byte[] getTypeAnnotationBytes0();
+
+    // Needed by reflectaccess
+    byte[] getTypeAnnotationBytes() {
+        return getTypeAnnotationBytes0();
+    }
+
+    /**
+     * Returns an array of {@code Class} objects that represent the
+     * types of exceptions declared to be thrown by the underlying
+     * executable represented by this object.  Returns an array of
+     * length 0 if the executable declares no exceptions in its {@code
+     * throws} clause.
+     *
+     * @return the exception types declared as being thrown by the
+     * executable this object represents
+     */
+    public abstract Class<?>[] getExceptionTypes();
+
+    /**
+     * Returns an array of {@code Type} objects that represent the
+     * exceptions declared to be thrown by this executable object.
+     * Returns an array of length 0 if the underlying executable declares
+     * no exceptions in its {@code throws} clause.
+     *
+     * <p>If an exception type is a type variable or a parameterized
+     * type, it is created. Otherwise, it is resolved.
+     *
+     * @return an array of Types that represent the exception types
+     *     thrown by the underlying executable
+     * @throws GenericSignatureFormatError
+     *     if the generic method signature does not conform to the format
+     *     specified in
+     *     <cite>The Java&trade; Virtual Machine Specification</cite>
+     * @throws TypeNotPresentException if the underlying executable's
+     *     {@code throws} clause refers to a non-existent type declaration
+     * @throws MalformedParameterizedTypeException if
+     *     the underlying executable's {@code throws} clause refers to a
+     *     parameterized type that cannot be instantiated for any reason
+     */
+    public Type[] getGenericExceptionTypes() {
+        Type[] result;
+        if (hasGenericInformation() &&
+            ((result = getGenericInfo().getExceptionTypes()).length > 0))
+            return result;
+        else
+            return getExceptionTypes();
+    }
+
+    /**
+     * Returns a string describing this {@code Executable}, including
+     * any type parameters.
+     * @return a string describing this {@code Executable}, including
+     * any type parameters
+     */
+    public abstract String toGenericString();
+
+    /**
+     * Returns {@code true} if this executable was declared to take a
+     * variable number of arguments; returns {@code false} otherwise.
+     *
+     * @return {@code true} if an only if this executable was declared
+     * to take a variable number of arguments.
+     */
+    public boolean isVarArgs()  {
+        return (getModifiers() & Modifier.VARARGS) != 0;
+    }
+
+    /**
+     * Returns {@code true} if this executable is a synthetic
+     * construct; returns {@code false} otherwise.
+     *
+     * @return true if and only if this executable is a synthetic
+     * construct as defined by
+     * <cite>The Java&trade; Language Specification</cite>.
+     * @jls 13.1 The Form of a Binary
+     */
+    public boolean isSynthetic() {
+        return Modifier.isSynthetic(getModifiers());
+    }
+
+    /**
+     * Returns an array of arrays of {@code Annotation}s that
+     * represent the annotations on the formal parameters, in
+     * declaration order, of the {@code Executable} represented by
+     * this object.  Synthetic and mandated parameters (see
+     * explanation below), such as the outer "this" parameter to an
+     * inner class constructor will be represented in the returned
+     * array.  If the executable has no parameters (meaning no formal,
+     * no synthetic, and no mandated parameters), a zero-length array
+     * will be returned.  If the {@code Executable} has one or more
+     * parameters, a nested array of length zero is returned for each
+     * parameter with no annotations. The annotation objects contained
+     * in the returned arrays are serializable.  The caller of this
+     * method is free to modify the returned arrays; it will have no
+     * effect on the arrays returned to other callers.
+     *
+     * A compiler may add extra parameters that are implicitly
+     * declared in source ("mandated"), as well as parameters that
+     * are neither implicitly nor explicitly declared in source
+     * ("synthetic") to the parameter list for a method.  See {@link
+     * java.lang.reflect.Parameter} for more information.
+     *
+     * @see java.lang.reflect.Parameter
+     * @see java.lang.reflect.Parameter#getAnnotations
+     * @return an array of arrays that represent the annotations on
+     *    the formal and implicit parameters, in declaration order, of
+     *    the executable represented by this object
+     */
+    public abstract Annotation[][] getParameterAnnotations();
+
+    Annotation[][] sharedGetParameterAnnotations(Class<?>[] parameterTypes,
+                                                 byte[] parameterAnnotations) {
+        int numParameters = parameterTypes.length;
+        if (parameterAnnotations == null)
+            return new Annotation[numParameters][0];
+
+        Annotation[][] result = parseParameterAnnotations(parameterAnnotations);
+
+        if (result.length != numParameters &&
+            handleParameterNumberMismatch(result.length, numParameters)) {
+            Annotation[][] tmp = new Annotation[result.length+1][];
+            // Shift annotations down one to account for an implicit leading parameter
+            System.arraycopy(result, 0, tmp, 1, result.length);
+            tmp[0] = new Annotation[0];
+            result = tmp;
+        }
+        return result;
+    }
+
+    abstract boolean handleParameterNumberMismatch(int resultLength, int numParameters);
+
+    /**
+     * {@inheritDoc}
+     * @throws NullPointerException  {@inheritDoc}
+     */
+    public <T extends Annotation> T getAnnotation(Class<T> annotationClass) {
+        Objects.requireNonNull(annotationClass);
+        return annotationClass.cast(declaredAnnotations().get(annotationClass));
+    }
+
+    /**
+     * {@inheritDoc}
+     * @throws NullPointerException {@inheritDoc}
+     */
+    @Override
+    public <T extends Annotation> T[] getAnnotationsByType(Class<T> annotationClass) {
+        Objects.requireNonNull(annotationClass);
+
+        return AnnotationSupport.getDirectlyAndIndirectlyPresent(declaredAnnotations(), annotationClass);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public Annotation[] getDeclaredAnnotations()  {
+        return AnnotationParser.toArray(declaredAnnotations());
+    }
+
+    private transient volatile Map<Class<? extends Annotation>, Annotation> declaredAnnotations;
+
+    private Map<Class<? extends Annotation>, Annotation> declaredAnnotations() {
+        Map<Class<? extends Annotation>, Annotation> declAnnos;
+        if ((declAnnos = declaredAnnotations) == null) {
+            synchronized (this) {
+                if ((declAnnos = declaredAnnotations) == null) {
+                    Executable root = getRoot();
+                    if (root != null) {
+                        declAnnos = root.declaredAnnotations();
+                    } else {
+                        declAnnos = AnnotationParser.parseAnnotations(
+                                getAnnotationBytes(),
+                                SharedSecrets.getJavaLangAccess().
+                                        getConstantPool(getDeclaringClass()),
+                                getDeclaringClass()
+                        );
+                    }
+                    declaredAnnotations = declAnnos;
+                }
+            }
+        }
+        return declAnnos;
+    }
+
+    /**
+     * Returns an {@code AnnotatedType} object that represents the use of a type to
+     * specify the return type of the method/constructor represented by this
+     * Executable.
+     *
+     * If this {@code Executable} object represents a constructor, the {@code
+     * AnnotatedType} object represents the type of the constructed object.
+     *
+     * If this {@code Executable} object represents a method, the {@code
+     * AnnotatedType} object represents the use of a type to specify the return
+     * type of the method.
+     *
+     * @return an object representing the return type of the method
+     * or constructor represented by this {@code Executable}
+     */
+    public abstract AnnotatedType getAnnotatedReturnType();
+
+    /* Helper for subclasses of Executable.
+     *
+     * Returns an AnnotatedType object that represents the use of a type to
+     * specify the return type of the method/constructor represented by this
+     * Executable.
+     */
+    AnnotatedType getAnnotatedReturnType0(Type returnType) {
+        return TypeAnnotationParser.buildAnnotatedType(getTypeAnnotationBytes0(),
+                SharedSecrets.getJavaLangAccess().
+                        getConstantPool(getDeclaringClass()),
+                this,
+                getDeclaringClass(),
+                returnType,
+                TypeAnnotation.TypeAnnotationTarget.METHOD_RETURN);
+    }
+
+    /**
+     * Returns an {@code AnnotatedType} object that represents the use of a
+     * type to specify the receiver type of the method/constructor represented
+     * by this {@code Executable} object.
+     *
+     * The receiver type of a method/constructor is available only if the
+     * method/constructor has a receiver parameter (JLS 8.4.1). If this {@code
+     * Executable} object <em>represents an instance method or represents a
+     * constructor of an inner member class</em>, and the
+     * method/constructor <em>either</em> has no receiver parameter or has a
+     * receiver parameter with no annotations on its type, then the return
+     * value is an {@code AnnotatedType} object representing an element with no
+     * annotations.
+     *
+     * If this {@code Executable} object represents a static method or
+     * represents a constructor of a top level, static member, local, or
+     * anonymous class, then the return value is null.
+     *
+     * @return an object representing the receiver type of the method or
+     * constructor represented by this {@code Executable} or {@code null} if
+     * this {@code Executable} can not have a receiver parameter
+     */
+    public AnnotatedType getAnnotatedReceiverType() {
+        if (Modifier.isStatic(this.getModifiers()))
+            return null;
+        return TypeAnnotationParser.buildAnnotatedType(getTypeAnnotationBytes0(),
+                SharedSecrets.getJavaLangAccess().
+                        getConstantPool(getDeclaringClass()),
+                this,
+                getDeclaringClass(),
+                getDeclaringClass(),
+                TypeAnnotation.TypeAnnotationTarget.METHOD_RECEIVER);
+    }
+
+    /**
+     * Returns an array of {@code AnnotatedType} objects that represent the use
+     * of types to specify formal parameter types of the method/constructor
+     * represented by this Executable. The order of the objects in the array
+     * corresponds to the order of the formal parameter types in the
+     * declaration of the method/constructor.
+     *
+     * Returns an array of length 0 if the method/constructor declares no
+     * parameters.
+     *
+     * @return an array of objects representing the types of the
+     * formal parameters of the method or constructor represented by this
+     * {@code Executable}
+     */
+    public AnnotatedType[] getAnnotatedParameterTypes() {
+        return TypeAnnotationParser.buildAnnotatedTypes(getTypeAnnotationBytes0(),
+                SharedSecrets.getJavaLangAccess().
+                        getConstantPool(getDeclaringClass()),
+                this,
+                getDeclaringClass(),
+                getAllGenericParameterTypes(),
+                TypeAnnotation.TypeAnnotationTarget.METHOD_FORMAL_PARAMETER);
+    }
+
+    /**
+     * Returns an array of {@code AnnotatedType} objects that represent the use
+     * of types to specify the declared exceptions of the method/constructor
+     * represented by this Executable. The order of the objects in the array
+     * corresponds to the order of the exception types in the declaration of
+     * the method/constructor.
+     *
+     * Returns an array of length 0 if the method/constructor declares no
+     * exceptions.
+     *
+     * @return an array of objects representing the declared
+     * exceptions of the method or constructor represented by this {@code
+     * Executable}
+     */
+    public AnnotatedType[] getAnnotatedExceptionTypes() {
+        return TypeAnnotationParser.buildAnnotatedTypes(getTypeAnnotationBytes0(),
+                SharedSecrets.getJavaLangAccess().
+                        getConstantPool(getDeclaringClass()),
+                this,
+                getDeclaringClass(),
+                getGenericExceptionTypes(),
+                TypeAnnotation.TypeAnnotationTarget.THROWS);
+    }
+
+}