1 /*

     2  * Copyright (c) 2001, 2019, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package jdk.internal.access;

    27 

    28 import java.lang.reflect.*;

    29 import jdk.internal.reflect.*;

    30 

    31 /** An interface which gives privileged packages Java-level access to

    32     internals of java.lang.reflect. */

    33 

    34 public interface JavaLangReflectAccess {

    35     /** Creates a new java.lang.reflect.Constructor. Access checks as

    36       per java.lang.reflect.AccessibleObject are not overridden. */

    37     public <T> Constructor<T> newConstructor(Class<T> declaringClass,

    38                                              Class<?>[] parameterTypes,

    39                                              Class<?>[] checkedExceptions,

    40                                              int modifiers,

    41                                              int slot,

    42                                              String signature,

    43                                              byte[] annotations,

    44                                              byte[] parameterAnnotations);

    45 

    46     /** Gets the MethodAccessor object for a java.lang.reflect.Method */

    47     public MethodAccessor getMethodAccessor(Method m);

    48 

    49     /** Sets the MethodAccessor object for a java.lang.reflect.Method */

    50     public void setMethodAccessor(Method m, MethodAccessor accessor);

    51 

    52     /** Gets the ConstructorAccessor object for a

    53         java.lang.reflect.Constructor */

    54     public ConstructorAccessor getConstructorAccessor(Constructor<?> c);

    55 

    56     /** Sets the ConstructorAccessor object for a

    57         java.lang.reflect.Constructor */

    58     public void setConstructorAccessor(Constructor<?> c,

    59                                        ConstructorAccessor accessor);

    60 

    61     /** Gets the byte[] that encodes TypeAnnotations on an Executable. */

    62     public byte[] getExecutableTypeAnnotationBytes(Executable ex);

    63 

    64     /** Gets the "slot" field from a Constructor (used for serialization) */

    65     public int getConstructorSlot(Constructor<?> c);

    66 

    67     /** Gets the "signature" field from a Constructor (used for serialization) */

    68     public String getConstructorSignature(Constructor<?> c);

    69 

    70     /** Gets the "annotations" field from a Constructor (used for serialization) */

    71     public byte[] getConstructorAnnotations(Constructor<?> c);

    72 

    73     /** Gets the "parameterAnnotations" field from a Constructor (used for serialization) */

    74     public byte[] getConstructorParameterAnnotations(Constructor<?> c);

    75 

    76     /** Gets the shared array of parameter types of an Executable. */

    77     public Class<?>[] getExecutableSharedParameterTypes(Executable ex);

    78 

    79     //

    80     // Copying routines, needed to quickly fabricate new Field,

    81     // Method, and Constructor objects from templates

    82     //

    83 

    84     /** Makes a "child" copy of a Method */

    85     public Method      copyMethod(Method arg);

    86 

    87     /** Makes a copy of this non-root a Method */

    88     public Method      leafCopyMethod(Method arg);

    89 

    90     /** Makes a "child" copy of a Field */

    91     public Field       copyField(Field arg);

    92 

    93     /** Makes a "child" copy of a Constructor */

    94     public <T> Constructor<T> copyConstructor(Constructor<T> arg);

    95 

    96     /** Gets the root of the given AccessibleObject object; null if arg is the root */

    97     public <T extends AccessibleObject> T getRoot(T obj);

    98 

    99     /** Returns a new instance created by the given constructor with access check */

   100     public <T> T newInstance(Constructor<T> ctor, Object[] args, Class<?> caller)

   101         throws IllegalAccessException, InstantiationException, InvocationTargetException;

   102 }