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Merging B-1_9_1 back to head

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This commit is contained in:
clay_shooter
2005-10-24 22:59:25 +00:00
parent d61eac5a7a
commit 5f8e69d7e2
75 changed files with 3179 additions and 1163 deletions
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149
jni/EventProxy.cpp
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@@ -1,31 +1,21 @@
/*
* Copyright (c) 1999-2004 Sourceforge JACOB Project.
* All rights reserved. Originator: Dan Adler (http://danadler.com).
* Get more information about JACOB at www.sourceforge.net/jacob-project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Redistributions in any form must be accompanied by information on
* how to obtain complete source code for the JACOB software.
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "EventProxy.h"
#include "Variant.h"
@@ -33,7 +23,6 @@
// hook myself up as a listener for delegate
EventProxy::EventProxy(JNIEnv *env,
jobject aSinkObj,
jobject aVariantObj,
CComPtr<IConnectionPoint> pConn,
IID eid,
CComBSTR mName[],
@@ -42,15 +31,12 @@ EventProxy::EventProxy(JNIEnv *env,
// initialize some variables
m_cRef(0), pCP(pConn),
eventIID(eid), MethNum(mNum), MethName(mName),
MethID(mID), JMethID(NULL),
javaSinkClass(NULL)
MethID(mID)
{
// don't really need the variant object but we keep a reference
// anyway
javaSinkObj = env->NewGlobalRef(aSinkObj);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
javaVariantObj = env->NewGlobalRef(aVariantObj);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
// we need this to attach to the event invocation thread
env->GetJavaVM(&jvm);
@@ -58,28 +44,6 @@ EventProxy::EventProxy(JNIEnv *env,
AddRef();
HRESULT hr = pCP->Advise(this, &dwEventCookie);
if (SUCCEEDED(hr)) {
// create a mapping from the DISPID's to jmethodID's by using
// the method names I extracted from the classinfo
JMethID = new jmethodID[MethNum];
javaSinkClass = env->GetObjectClass(javaSinkObj);
if (javaSinkClass == NULL){ printf("can't figure out java sink class"); }
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
const char *method;
for(int i=0;i<MethNum;i++)
{
// look for a method with the specified name, that takes an
// array of variants and return void
USES_CONVERSION;
method = W2A((OLECHAR *)MethName[i]);
JMethID[i] = env->GetMethodID(javaSinkClass, method, "([Lcom/jacob/com/Variant;)V");
// need to clear exceptions because GetMethodID above may fail
// if the user didn't implement all the methods
env->ExceptionClear();
}
} else {
ThrowComFail(env, "Advise failed", hr);
}
@@ -92,8 +56,10 @@ EventProxy::~EventProxy()
JNIEnv *env;
// attach to the current running thread
#ifdef JNI_VERSION_1_2
printf("using version 1.2 API\n");
jvm->AttachCurrentThread((void **)&env, jvm);
#else
printf("not using version 1.2 API\n");
jvm->AttachCurrentThread((void**)&env, NULL);
#endif
@@ -103,7 +69,6 @@ EventProxy::~EventProxy()
if (MethNum) {
delete [] MethName;
delete [] MethID;
if (JMethID) delete [] JMethID;
}
// detach from thread
jvm->DetachCurrentThread();
@@ -138,22 +103,18 @@ STDMETHODIMP EventProxy::Invoke(DISPID dispID, REFIID riid,
{
//Visual C++ 6.0 recognized this as an unused variable
//HRESULT hr;
jmethodID meth = 0;
const char *eventMethodName;
JNIEnv *env = NULL;
// map dispID to jmethodID
for(int i=0;i<MethNum;i++)
{
if (MethID[i] == dispID) { meth = JMethID[i]; break; }
if (MethID[i] == dispID) {
USES_CONVERSION;
eventMethodName = W2A((OLECHAR *)MethName[i]);
}
}
if (!meth)
{
// user did not implement this method
return S_OK;
}
if (DISPATCH_METHOD & wFlags)
{
// attach to the current running thread
@@ -163,43 +124,41 @@ STDMETHODIMP EventProxy::Invoke(DISPID dispID, REFIID riid,
jvm->AttachCurrentThread((void**)&env, NULL);
#endif
if (!eventMethodName)
{
ThrowComFail(env, "Event method received was not defined as part of callback interface", -1);
// user did not implement this method
return S_OK;
}
// get variant class
jclass vClass = NULL;
// do this in a JACOB 1.8 backwards compatable way
// this succeeds if the class was loaded from the bootstrap class loader
//vClass = env->FindClass("com/jacob/com/Variant");
// this is guarenteed to work so there really isn't any need for the line above
// but I don't want to bust anything so we leave it in
// the following code exists to support launchers like JWS where jacob isn't
// in the system classloader so we wouldn't be able to create a variant class
if (vClass == NULL){
// there will be a stored up exception if FindClass failed so lets clear it
if (env->ExceptionOccurred()) { env->ExceptionClear(); }
//printf("using variant class passed in via constructor\n");
jclass javaVariantClass = env->GetObjectClass(javaVariantObj);
if (javaVariantClass == NULL){ printf("can't figure out java Variant class"); }
// find the class of the InvocationHandler
jclass javaSinkClass = env->GetObjectClass(javaSinkObj);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
vClass = javaVariantClass;
if (vClass == NULL){
printf("This application is probably running from a launcher where system class loader knows not Jacob\n");
printf("And for some reason we couldn't find the variant class from the passed in variant\n");
}
}
// how many params
int num = pDispParams->cArgs;
// and the constructor
jmethodID vCons = env->GetMethodID(vClass, "<init>", "()V");
jmethodID invokeMethod = env->GetMethodID(javaSinkClass, "invoke",
"(Ljava/lang/String;[Lcom/jacob/com/Variant;)V");
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
jstring eventMethodNameAsString = env->NewStringUTF(eventMethodName);
// now do what we need for the variant
jmethodID getVariantMethod =
env->GetMethodID(javaSinkClass, "getVariant", "()Lcom/jacob/com/Variant;");
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
jobject aVariantObj = env->CallObjectMethod(javaSinkObj, getVariantMethod);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
jclass variantClass = env->GetObjectClass(aVariantObj);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
// create the variant parameter array
// how many params
int numVariantParams = pDispParams->cArgs;
// make an array of them
jobjectArray varr = env->NewObjectArray(num, vClass, 0);
jobjectArray varr = env->NewObjectArray(numVariantParams, variantClass, 0);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
int i,j;
for(i=num-1,j=0;i>=0;i--,j++)
for(i=numVariantParams-1,j=0;i>=0;i--,j++)
{
// construct a java variant holder
jobject arg = env->NewObject(vClass, vCons);
jobject arg = env->CallObjectMethod(javaSinkObj, getVariantMethod);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
// get the empty variant from it
VARIANT *va = extractVariant(env, arg);
@@ -210,13 +169,15 @@ STDMETHODIMP EventProxy::Invoke(DISPID dispID, REFIID riid,
env->DeleteLocalRef(arg);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
}
// call the method
env->CallVoidMethod(javaSinkObj, meth, varr);
env->CallVoidMethod(javaSinkObj, invokeMethod,
eventMethodNameAsString, varr);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
// don't need the first variant we created to get the class
env->DeleteLocalRef(aVariantObj);
if (env->ExceptionOccurred()) { env->ExceptionDescribe(); env->ExceptionClear();}
// Begin code from Jiffie team that copies parameters back from java to COM
for(i=num-1,j=0;i>=0;i--,j++)
for(i=numVariantParams-1,j=0;i>=0;i--,j++)
{
jobject arg = env->GetObjectArrayElement(varr, j);
VARIANT *java = extractVariant(env, arg);