| 1 | /* |
| 2 | * $Id: IDispatch.java,v 1.17 2006/03/04 06:04:15 hastings Exp $ |
| 3 | * |
| 4 | * Copyright (c) 2004, Moebius Solutions, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * |
| 11 | * Redistributions of source code must retain the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer. |
| 13 | * |
| 14 | * Redistributions in binary form must reproduce the above |
| 15 | * copyright notice, this list of conditions and the following |
| 16 | * disclaimer in the documentation and/or other materials provided |
| 17 | * with the distribution. |
| 18 | * |
| 19 | * Neither the name of Moebius Solutions, Inc. nor the names of |
| 20 | * its contributors may be used to endorse or promote products |
| 21 | * derived from this software without specific prior written |
| 22 | * permission. |
| 23 | * |
| 24 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 25 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 26 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| 27 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| 28 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 29 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 30 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| 31 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 32 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 33 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 34 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| 35 | * OF THE POSSIBILITY OF SUCH DAMAGE. |
| 36 | */ |
| 37 | |
| 38 | package com.moesol.bindings.platform_sdk.component_services; |
| 39 | |
| 40 | import com.moesol.bindings.NativeStructure; |
| 41 | |
| 42 | /** See IDispatch in MSDN */ |
| 43 | public interface IDispatch extends IUnknown { |
| 44 | public static final Class TYPELIB = TYPELIB_00020430_0000_0000_C000_000000000046.class; |
| 45 | /** IID for IDispatch {00020400-0000-0000-C000-000000000046} */ |
| 46 | public static final com.moesol.bindings.platform_sdk.component_services.GUID IID = new com.moesol.bindings.platform_sdk.component_services.GUID( |
| 47 | 0x00020400, (short) 0x0000, (short) 0x0000, new byte[]{ |
| 48 | (byte) 0xC0, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 49 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x46}); |
| 50 | |
| 51 | /** Java to COM implementation. */ |
| 52 | public static class Jni extends IUnknown.Jni implements IDispatch { |
| 53 | /** |
| 54 | * Help prevent method/property name collisions. |
| 55 | */ |
| 56 | protected static class MoeSolInternal extends IUnknown.Jni.MoeSolInternal { |
| 57 | /** |
| 58 | * Help convert out VARIANTs into the expected Java interface wrapper. |
| 59 | * |
| 60 | * @param iface_class |
| 61 | * class of QI |
| 62 | * @param iface |
| 63 | * interface to QI and Release. |
| 64 | * @return interface castable to iface_class. |
| 65 | */ |
| 66 | public static IUnknown queryInterfaceAndRelease(Class iface_class, Object iface) { |
| 67 | if (iface == null) { |
| 68 | return null; |
| 69 | } |
| 70 | |
| 71 | IUnknown unk = (IUnknown)iface; |
| 72 | try { |
| 73 | return unk.QueryInterface(iface_class); |
| 74 | } finally { |
| 75 | unk.Release(); |
| 76 | } |
| 77 | } |
| 78 | /** |
| 79 | * Help convert out VARIANTs into the expected Java structure wrapper. |
| 80 | */ |
| 81 | public static NativeStructure recoverRecord(Class ns_class, Object obj) { |
| 82 | if (obj == null) { |
| 83 | return null; |
| 84 | } |
| 85 | |
| 86 | NativeStructure ns = (NativeStructure)obj; |
| 87 | try { |
| 88 | NativeStructure dst = (NativeStructure)ns_class.newInstance(); |
| 89 | dst.getByteBuffer().put(ns.getByteBuffer()); |
| 90 | return dst; |
| 91 | } catch (InstantiationException e) { |
| 92 | throw new RuntimeException(e); |
| 93 | } catch (IllegalAccessException e) { |
| 94 | throw new RuntimeException(e); |
| 95 | } |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | /** protect constructor */ |
| 100 | protected Jni() { |
| 101 | // Empty |
| 102 | } |
| 103 | |
| 104 | /** |
| 105 | * Call native IDipatch::Invoke. Native exceptions are mapped |
| 106 | * to Java exceptions. |
| 107 | * |
| 108 | * @param dispIdMember |
| 109 | * @param riid |
| 110 | * @param lcid |
| 111 | * @param wFlags |
| 112 | * @param dispParams |
| 113 | * @param varResult |
| 114 | */ |
| 115 | public void Invoke(int dispIdMember, GUID riid, int lcid, short wFlags, |
| 116 | Object[] dispParams, Object[] varResult) { |
| 117 | String[] errDescription = { null }; |
| 118 | int hr; |
| 119 | hr = jni_Invoke(dispIdMember, riid, lcid, wFlags, dispParams, varResult, errDescription); |
| 120 | HRESULT.throwOnFailed(hr, errDescription[0]); |
| 121 | } |
| 122 | |
| 123 | private native int jni_Invoke(int dispIdMember, GUID riid, int lcid, short wFlags, |
| 124 | Object[] dispParams, Object[] varResult, String[] errDescription); |
| 125 | } |
| 126 | |
| 127 | /** COM to Java implementation. */ |
| 128 | public static class Disp extends IUnknown.Disp { |
| 129 | private static Disp s_instance = new Disp(); |
| 130 | public static IUnknown.Disp instance() { |
| 131 | return s_instance; |
| 132 | } |
| 133 | |
| 134 | protected Disp() { |
| 135 | addEntry(Integer.MIN_VALUE, (short)0, "_thunk_IDispatch_GetTypeInfo@16", "com_moesol_bindings.dll"); |
| 136 | addEntry(Integer.MIN_VALUE, (short)0, "_thunk_IDispatch_GetTypeInfoCount@8", "com_moesol_bindings.dll"); |
| 137 | addEntry(Integer.MIN_VALUE, (short)0, "_thunk_IDispatch_GetIDsOfNames@24", "com_moesol_bindings.dll"); |
| 138 | addEntry(Integer.MIN_VALUE, (short)0, "_thunk_IDispatch_Invoke@36", "com_moesol_bindings.dll"); |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | /** See MSDN */ |
| 143 | public static final short DISPATCH_METHOD = (short)0x1; |
| 144 | /** See MSDN */ |
| 145 | public static final short DISPATCH_PROPERTYGET = (short)0x2; |
| 146 | /** See MSDN */ |
| 147 | public static final short DISPATCH_PROPERTYPUT = (short)0x4; |
| 148 | /** See MSDN */ |
| 149 | public static final short DISPATCH_PROPERTYPUTREF = (short)0x8; |
| 150 | } |