1 /*

     2  * Copyright (c) 2001, 2013, 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.reflect;

    27 

    28 import java.lang.reflect.*;

    29 

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

    31     internals of java.lang.reflect. */

    32 

    33 public interface LangReflectAccess {

    34     /** Creates a new java.lang.reflect.Field. Access checks as per

    35         java.lang.reflect.AccessibleObject are not overridden. */

    36     public Field newField(Class<?> declaringClass,

    37                           String name,

    38                           Class<?> type,

    39                           int modifiers,

    40                           int slot,

    41                           String signature,

    42                           byte[] annotations);

    43 

    44     /** Creates a new java.lang.reflect.Method. Access checks as per

    45       java.lang.reflect.AccessibleObject are not overridden. */

    46     public Method newMethod(Class<?> declaringClass,

    47                             String name,

    48                             Class<?>[] parameterTypes,

    49                             Class<?> returnType,

    50                             Class<?>[] checkedExceptions,

    51                             int modifiers,

    52                             int slot,

    53                             String signature,

    54                             byte[] annotations,

    55                             byte[] parameterAnnotations,

    56                             byte[] annotationDefault);

    57 

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

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

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

    61                                              Class<?>[] parameterTypes,

    62                                              Class<?>[] checkedExceptions,

    63                                              int modifiers,

    64                                              int slot,

    65                                              String signature,

    66                                              byte[] annotations,

    67                                              byte[] parameterAnnotations);

    68 

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

    70     public MethodAccessor getMethodAccessor(Method m);

    71 

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

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

    74 

    75     /** Gets the ConstructorAccessor object for a

    76         java.lang.reflect.Constructor */

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

    78 

    79     /** Sets the ConstructorAccessor object for a

    80         java.lang.reflect.Constructor */

    81     public void setConstructorAccessor(Constructor<?> c,

    82                                        ConstructorAccessor accessor);

    83 

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

    85     public byte[] getExecutableTypeAnnotationBytes(Executable ex);

    86 

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

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

    89 

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

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

    92 

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

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

    95 

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

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

    98 

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

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

   101 

   102     //

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

   104     // Method, and Constructor objects from templates

   105     //

   106 

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

   108     public Method      copyMethod(Method arg);

   109 

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

   111     public Method      leafCopyMethod(Method arg);

   112 

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

   114     public Field       copyField(Field arg);

   115 

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

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

   118 

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

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

   121 

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

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

   124         throws IllegalAccessException, InstantiationException, InvocationTargetException;

   125 }