emul/mini/src/main/java/java/lang/reflect/InvocationHandler.java
branchmodel
changeset 878 ecbd252fd3a7
parent 877 3392f250c784
parent 871 6168fb585ab4
child 879 af170d42b5b3
     1.1 --- a/emul/mini/src/main/java/java/lang/reflect/InvocationHandler.java	Fri Mar 22 16:59:47 2013 +0100
     1.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.3 @@ -1,95 +0,0 @@
     1.4 -/*
     1.5 - * Copyright (c) 1999, 2006, Oracle and/or its affiliates. All rights reserved.
     1.6 - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     1.7 - *
     1.8 - * This code is free software; you can redistribute it and/or modify it
     1.9 - * under the terms of the GNU General Public License version 2 only, as
    1.10 - * published by the Free Software Foundation.  Oracle designates this
    1.11 - * particular file as subject to the "Classpath" exception as provided
    1.12 - * by Oracle in the LICENSE file that accompanied this code.
    1.13 - *
    1.14 - * This code is distributed in the hope that it will be useful, but WITHOUT
    1.15 - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    1.16 - * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    1.17 - * version 2 for more details (a copy is included in the LICENSE file that
    1.18 - * accompanied this code).
    1.19 - *
    1.20 - * You should have received a copy of the GNU General Public License version
    1.21 - * 2 along with this work; if not, write to the Free Software Foundation,
    1.22 - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    1.23 - *
    1.24 - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    1.25 - * or visit www.oracle.com if you need additional information or have any
    1.26 - * questions.
    1.27 - */
    1.28 -
    1.29 -package java.lang.reflect;
    1.30 -
    1.31 -/**
    1.32 - * {@code InvocationHandler} is the interface implemented by
    1.33 - * the <i>invocation handler</i> of a proxy instance.
    1.34 - *
    1.35 - * <p>Each proxy instance has an associated invocation handler.
    1.36 - * When a method is invoked on a proxy instance, the method
    1.37 - * invocation is encoded and dispatched to the {@code invoke}
    1.38 - * method of its invocation handler.
    1.39 - *
    1.40 - * @author      Peter Jones
    1.41 - * @see         Proxy
    1.42 - * @since       1.3
    1.43 - */
    1.44 -public interface InvocationHandler {
    1.45 -
    1.46 -    /**
    1.47 -     * Processes a method invocation on a proxy instance and returns
    1.48 -     * the result.  This method will be invoked on an invocation handler
    1.49 -     * when a method is invoked on a proxy instance that it is
    1.50 -     * associated with.
    1.51 -     *
    1.52 -     * @param   proxy the proxy instance that the method was invoked on
    1.53 -     *
    1.54 -     * @param   method the {@code Method} instance corresponding to
    1.55 -     * the interface method invoked on the proxy instance.  The declaring
    1.56 -     * class of the {@code Method} object will be the interface that
    1.57 -     * the method was declared in, which may be a superinterface of the
    1.58 -     * proxy interface that the proxy class inherits the method through.
    1.59 -     *
    1.60 -     * @param   args an array of objects containing the values of the
    1.61 -     * arguments passed in the method invocation on the proxy instance,
    1.62 -     * or {@code null} if interface method takes no arguments.
    1.63 -     * Arguments of primitive types are wrapped in instances of the
    1.64 -     * appropriate primitive wrapper class, such as
    1.65 -     * {@code java.lang.Integer} or {@code java.lang.Boolean}.
    1.66 -     *
    1.67 -     * @return  the value to return from the method invocation on the
    1.68 -     * proxy instance.  If the declared return type of the interface
    1.69 -     * method is a primitive type, then the value returned by
    1.70 -     * this method must be an instance of the corresponding primitive
    1.71 -     * wrapper class; otherwise, it must be a type assignable to the
    1.72 -     * declared return type.  If the value returned by this method is
    1.73 -     * {@code null} and the interface method's return type is
    1.74 -     * primitive, then a {@code NullPointerException} will be
    1.75 -     * thrown by the method invocation on the proxy instance.  If the
    1.76 -     * value returned by this method is otherwise not compatible with
    1.77 -     * the interface method's declared return type as described above,
    1.78 -     * a {@code ClassCastException} will be thrown by the method
    1.79 -     * invocation on the proxy instance.
    1.80 -     *
    1.81 -     * @throws  Throwable the exception to throw from the method
    1.82 -     * invocation on the proxy instance.  The exception's type must be
    1.83 -     * assignable either to any of the exception types declared in the
    1.84 -     * {@code throws} clause of the interface method or to the
    1.85 -     * unchecked exception types {@code java.lang.RuntimeException}
    1.86 -     * or {@code java.lang.Error}.  If a checked exception is
    1.87 -     * thrown by this method that is not assignable to any of the
    1.88 -     * exception types declared in the {@code throws} clause of
    1.89 -     * the interface method, then an
    1.90 -     * {@link UndeclaredThrowableException} containing the
    1.91 -     * exception that was thrown by this method will be thrown by the
    1.92 -     * method invocation on the proxy instance.
    1.93 -     *
    1.94 -     * @see     UndeclaredThrowableException
    1.95 -     */
    1.96 -    public Object invoke(Object proxy, Method method, Object[] args)
    1.97 -        throws Throwable;
    1.98 -}