Initial drop. Not part of default build.
git-svn-id: svn://10.0.0.236/trunk@161663 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
pedemont%us.ibm.com
522
mozilla/extensions/java/xpcom/nsJavaInterfaces.cpp
Normal file
522
mozilla/extensions/java/xpcom/nsJavaInterfaces.cpp
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@@ -0,0 +1,522 @@
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||||
/* ***** BEGIN LICENSE BLOCK *****
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||||
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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||||
*
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||||
* The contents of this file are subject to the Mozilla Public License Version
|
||||
* 1.1 (the "License"); you may not use this file except in compliance with
|
||||
* the License. You may obtain a copy of the License at
|
||||
* http://www.mozilla.org/MPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS IS" basis,
|
||||
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
||||
* for the specific language governing rights and limitations under the
|
||||
* License.
|
||||
*
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||||
* The Original Code is Java XPCOM Bindings.
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*
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||||
* The Initial Developer of the Original Code is
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* IBM Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2004
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||||
* IBM Corporation. All Rights Reserved.
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||||
*
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||||
* Contributor(s):
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* Javier Pedemonte (jhpedemonte@gmail.com)
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||||
*
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||||
* Alternatively, the contents of this file may be used under the terms of
|
||||
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||||
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||||
* in which case the provisions of the GPL or the LGPL are applicable instead
|
||||
* of those above. If you wish to allow use of your version of this file only
|
||||
* under the terms of either the GPL or the LGPL, and not to allow others to
|
||||
* use your version of this file under the terms of the MPL, indicate your
|
||||
* decision by deleting the provisions above and replace them with the notice
|
||||
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||||
* the provisions above, a recipient may use your version of this file under
|
||||
* the terms of any one of the MPL, the GPL or the LGPL.
|
||||
*
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||||
* ***** END LICENSE BLOCK ***** */
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#include "nsJavaWrapper.h"
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#include "nsJavaXPCOMBindingUtils.h"
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#include "nsJavaXPTCStub.h"
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#include "nsEmbedAPI.h"
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#include "nsString.h"
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#include "nsISimpleEnumerator.h"
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#include "nsIInterfaceInfoManager.h"
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#include "nsIInputStream.h"
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#include "nsEnumeratorUtils.h"
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#define XPCOM_NATIVE(func) Java_org_mozilla_xpcom_GeckoEmbed_##func
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PRBool gEmbeddingInitialized = PR_FALSE;
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extern "C" JNIEXPORT void JNICALL
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XPCOM_NATIVE(NS_1InitEmbedding) (JNIEnv* env, jclass, jstring aMozBinDirectory,
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jint aAppFileLocProvider)
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{
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if (!InitializeJavaGlobals(env)) {
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FreeJavaGlobals(env);
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ThrowXPCOMException(env, 0);
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return;
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}
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nsresult rv;
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nsCOMPtr<nsILocalFile> directory;
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if (aMozBinDirectory)
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{
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jboolean isCopy;
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const PRUnichar* buf = env->GetStringChars(aMozBinDirectory, &isCopy);
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nsAutoString path(buf);
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rv = NS_NewLocalFile(path, PR_TRUE, getter_AddRefs(directory));
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if (NS_FAILED(rv)) {
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ThrowXPCOMException(env, rv);
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return;
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}
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}
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/* XXX How do we handle AppFileLocProvider, if we can't create any of the
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* Java<->XPCOM mappings before NS_InitEmbedding has been called?
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*/
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nsIDirectoryServiceProvider* provider = nsnull;
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/* if (aAppFileLocProvider)
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{
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JavaXPCOMInstance* inst = (JavaXPCOMInstance*) aMozBinDirectory;
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provider = (nsIDirectoryServiceProvider*) inst->GetInstance();
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} */
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rv = NS_InitEmbedding(directory, provider);
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if (NS_FAILED(rv))
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ThrowXPCOMException(env, rv);
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gEmbeddingInitialized = PR_TRUE;
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}
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extern "C" JNIEXPORT void JNICALL
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XPCOM_NATIVE(NS_1TermEmbedding) (JNIEnv *env, jclass)
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{
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FreeJavaGlobals(env);
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nsresult rv = NS_TermEmbedding();
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if (NS_FAILED(rv))
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ThrowXPCOMException(env, rv);
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}
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/* XXX This can be called before XPCOM is init'd. So we need to find a way
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* to create an appropriate Java class for this, such that if it is passed
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* through the JNI code (or if we make NS_InitEmbedding take it as a param),
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* then we can deal with it accordingly, since it won't yet have an
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* InterfaceInfo attached to it. Perhaps we can set its InterfaceInfo to
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* NULL and just create it lazily.
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*/
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extern "C" JNIEXPORT jobject JNICALL
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XPCOM_NATIVE(NS_1NewLocalFile) (JNIEnv *env, jclass, jstring aPath,
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jboolean aFollowLinks)
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{
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jobject java_stub = nsnull;
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// XXX For now, return if we haven't called NS_InitEmbedding yet
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if (!gEmbeddingInitialized) {
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ThrowXPCOMException(env, 0);
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return nsnull;
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}
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// Create a Mozilla string from the jstring
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jboolean isCopy;
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const PRUnichar* buf = nsnull;
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if (aPath) {
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buf = env->GetStringChars(aPath, &isCopy);
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}
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nsAutoString path_str(buf);
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if (isCopy) {
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env->ReleaseStringChars(aPath, buf);
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}
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// Make call to given function
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nsCOMPtr<nsILocalFile> file;
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nsresult rv = NS_NewLocalFile(path_str, aFollowLinks, getter_AddRefs(file));
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if (NS_SUCCEEDED(rv)) {
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// wrap xpcom instance
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JavaXPCOMInstance* inst;
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inst = CreateJavaXPCOMInstance(file, &NS_GET_IID(nsILocalFile));
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if (inst) {
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// create java stub
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java_stub = CreateJavaWrapper(env, "nsILocalFile");
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if (java_stub) {
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// Associate XPCOM object w/ Java stub
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AddJavaXPCOMBinding(env, java_stub, inst);
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}
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}
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}
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if (java_stub == nsnull)
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ThrowXPCOMException(env, 0);
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return java_stub;
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}
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extern "C" JNIEXPORT jobject JNICALL
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XPCOM_NATIVE(NS_1NewSingletonEnumerator) (JNIEnv *env, jclass, jobject aSingleton)
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{
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void* inst = GetMatchingXPCOMObject(env, aSingleton);
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if (inst == nsnull) {
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// If there is not corresponding XPCOM object, then that means that the
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||||
// parameter is non-generated class (that is, it is not one of our
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||||
// Java stubs that represent an exising XPCOM object). So we need to
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// create an XPCOM stub, that can route any method calls to the class.
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// Get interface info for class
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nsCOMPtr<nsIInterfaceInfoManager> iim = XPTI_GetInterfaceInfoManager();
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nsCOMPtr<nsIInterfaceInfo> iinfo;
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iim->GetInfoForIID(&NS_GET_IID(nsISupports), getter_AddRefs(iinfo));
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// Create XPCOM stub
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nsJavaXPTCStub* xpcomStub = new nsJavaXPTCStub(env, aSingleton, iinfo);
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NS_ADDREF(xpcomStub);
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inst = SetAsXPTCStub(xpcomStub);
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AddJavaXPCOMBinding(env, aSingleton, inst);
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}
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nsISupports* singleton;
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if (IsXPTCStub(inst))
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singleton = (nsISupports*) GetXPTCStubAddr(inst);
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else {
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JavaXPCOMInstance* xpcomInst = (JavaXPCOMInstance*) inst;
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singleton = xpcomInst->GetInstance();
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}
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// Call XPCOM method
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jobject java_stub = nsnull;
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nsISimpleEnumerator *enumerator = nsnull;
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nsresult rv = NS_NewSingletonEnumerator(&enumerator, singleton);
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if (NS_SUCCEEDED(rv)) {
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// wrap xpcom instance
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JavaXPCOMInstance* inst;
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inst = CreateJavaXPCOMInstance(enumerator, &NS_GET_IID(nsISimpleEnumerator));
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if (inst) {
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// create java stub
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java_stub = CreateJavaWrapper(env, "nsISimpleEnumerator");
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if (java_stub) {
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// Associate XPCOM object w/ Java stub
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AddJavaXPCOMBinding(env, java_stub, inst);
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||||
}
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||||
}
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}
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if (java_stub == nsnull)
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ThrowXPCOMException(env, 0);
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||||
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return java_stub;
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||||
}
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||||
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extern "C" JNIEXPORT jobject JNICALL
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||||
XPCOM_NATIVE(NS_1GetComponentManager) (JNIEnv *env, jclass)
|
||||
{
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||||
jobject java_stub = nsnull;
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||||
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||||
// Call XPCOM method
|
||||
nsCOMPtr<nsIComponentManager> cm;
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||||
nsresult rv = NS_GetComponentManager(getter_AddRefs(cm));
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||||
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if (NS_SUCCEEDED(rv)) {
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// wrap xpcom instance
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JavaXPCOMInstance* inst;
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||||
inst = CreateJavaXPCOMInstance(cm, &NS_GET_IID(nsIComponentManager));
|
||||
|
||||
if (inst) {
|
||||
// create java stub
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||||
java_stub = CreateJavaWrapper(env, "nsIComponentManager");
|
||||
|
||||
if (java_stub) {
|
||||
// Associate XPCOM object w/ Java stub
|
||||
AddJavaXPCOMBinding(env, java_stub, inst);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (java_stub == nsnull)
|
||||
ThrowXPCOMException(env, 0);
|
||||
|
||||
return java_stub;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jobject JNICALL
|
||||
XPCOM_NATIVE(NS_1GetServiceManager) (JNIEnv *env, jclass)
|
||||
{
|
||||
jobject java_stub = nsnull;
|
||||
|
||||
// Call XPCOM method
|
||||
nsCOMPtr<nsIServiceManager> sm;
|
||||
nsresult rv = NS_GetServiceManager(getter_AddRefs(sm));
|
||||
|
||||
if (NS_SUCCEEDED(rv)) {
|
||||
// wrap xpcom instance
|
||||
JavaXPCOMInstance* inst;
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inst = CreateJavaXPCOMInstance(sm, &NS_GET_IID(nsIServiceManager));
|
||||
|
||||
if (inst) {
|
||||
// create java stub
|
||||
java_stub = CreateJavaWrapper(env, "nsIServiceManager");
|
||||
|
||||
if (java_stub) {
|
||||
// Associate XPCOM object w/ Java stub
|
||||
AddJavaXPCOMBinding(env, java_stub, inst);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (java_stub == nsnull)
|
||||
ThrowXPCOMException(env, 0);
|
||||
|
||||
return java_stub;
|
||||
}
|
||||
|
||||
// JNI wrapper for calling an nsWriteSegmentFun function
|
||||
extern "C" JNIEXPORT jint JNICALL
|
||||
XPCOM_NATIVE(nsWriteSegmentFun) (JNIEnv *env, jclass that, jint aWriterFunc,
|
||||
jobject aInStream, jint aClosure,
|
||||
jbyteArray aFromSegment, jint aToOffset,
|
||||
jint aCount)
|
||||
{
|
||||
nsresult rc;
|
||||
|
||||
void* inst = GetMatchingXPCOMObject(env, aInStream);
|
||||
if (inst == nsnull) {
|
||||
// If there is not corresponding XPCOM object, then that means that the
|
||||
// parameter is non-generated class (that is, it is not one of our
|
||||
// Java stubs that represent an exising XPCOM object). So we need to
|
||||
// create an XPCOM stub, that can route any method calls to the class.
|
||||
|
||||
// Get interface info for class
|
||||
nsCOMPtr<nsIInterfaceInfoManager> iim = XPTI_GetInterfaceInfoManager();
|
||||
nsCOMPtr<nsIInterfaceInfo> iinfo;
|
||||
iim->GetInfoForIID(&NS_GET_IID(nsIInputStream), getter_AddRefs(iinfo));
|
||||
|
||||
// Create XPCOM stub
|
||||
nsJavaXPTCStub* xpcomStub = new nsJavaXPTCStub(env, aInStream, iinfo);
|
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NS_ADDREF(xpcomStub);
|
||||
inst = SetAsXPTCStub(xpcomStub);
|
||||
AddJavaXPCOMBinding(env, aInStream, inst);
|
||||
}
|
||||
|
||||
nsIInputStream* instream;
|
||||
if (IsXPTCStub(inst))
|
||||
instream = (nsIInputStream*) GetXPTCStubAddr(inst);
|
||||
else {
|
||||
JavaXPCOMInstance* xpcomInst = (JavaXPCOMInstance*) inst;
|
||||
instream = (nsIInputStream*) xpcomInst->GetInstance();
|
||||
}
|
||||
|
||||
jbyte* fromSegment = nsnull;
|
||||
jboolean isCopy = JNI_FALSE;
|
||||
if (aFromSegment) {
|
||||
fromSegment = env->GetByteArrayElements(aFromSegment, &isCopy);
|
||||
}
|
||||
|
||||
PRUint32 write_count;
|
||||
nsWriteSegmentFun writer = (nsWriteSegmentFun) aWriterFunc;
|
||||
rc = writer(instream, (void*) aClosure, (const char*) fromSegment, aToOffset,
|
||||
aCount, &write_count);
|
||||
if (NS_FAILED(rc)) {
|
||||
ThrowXPCOMException(env, rc);
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (isCopy) {
|
||||
env->ReleaseByteArrayElements(aFromSegment, fromSegment, 0);
|
||||
}
|
||||
return write_count;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT void JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodVoid) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jboolean JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodBool) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return rc.z;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jbooleanArray JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodBoolA) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return (jbooleanArray) rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jbyte JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodByte) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return rc.b;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jbyteArray JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodByteA) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return (jbyteArray) rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jchar JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodChar) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return rc.c;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jcharArray JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodCharA) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return (jcharArray) rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jshort JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodShort) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return rc.s;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jshortArray JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodShortA) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return (jshortArray) rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jint JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodInt) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return rc.i;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jintArray JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodIntA) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return (jintArray) rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jlong JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodLong) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return rc.j;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jlongArray JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodLongA) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return (jlongArray) rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jfloat JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodFloat) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return rc.f;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jfloatArray JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodFloatA) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return (jfloatArray) rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jdouble JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodDouble) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return rc.d;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jdoubleArray JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodDoubleA) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return (jdoubleArray) rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jobject JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodObj) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT jobjectArray JNICALL
|
||||
XPCOM_NATIVE(CallXPCOMMethodObjA) (JNIEnv *env, jclass that, jobject aJavaObject,
|
||||
jint aMethodIndex, jobjectArray aParams)
|
||||
{
|
||||
jvalue rc;
|
||||
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
|
||||
return (jobjectArray) rc.l;
|
||||
}
|
||||
|
||||
extern "C" JNIEXPORT void JNICALL
|
||||
XPCOM_NATIVE(FinalizeStub) (JNIEnv *env, jclass that, jobject aJavaObject)
|
||||
{
|
||||
#ifdef DEBUG
|
||||
jboolean isCopy;
|
||||
jclass clazz = env->GetObjectClass(aJavaObject);
|
||||
jstring name = (jstring) env->CallObjectMethod(clazz, getNameMID);
|
||||
const char* javaObjectName = env->GetStringUTFChars(name, &isCopy);
|
||||
fprintf(stderr, "*** Finalize(java_obj=%s)\n", javaObjectName);
|
||||
if (isCopy)
|
||||
env->ReleaseStringUTFChars(name, javaObjectName);
|
||||
#endif
|
||||
nsISupports* xpcomObj = RemoveXPCOMBinding(env, aJavaObject);
|
||||
NS_RELEASE(xpcomObj);
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user