gecko-dev/extensions/java/xpcom/nsJavaInterfaces.cpp

491 lines
16 KiB
C++

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* 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.
*
* The Original Code is Java XPCOM Bindings.
*
* The Initial Developer of the Original Code is
* IBM Corporation.
* Portions created by the Initial Developer are Copyright (C) 2004
* IBM Corporation. All Rights Reserved.
*
* Contributor(s):
* Javier Pedemonte (jhpedemonte@gmail.com)
*
* 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.
*
* ***** END LICENSE BLOCK ***** */
#include "nsJavaWrapper.h"
#include "nsJavaXPCOMBindingUtils.h"
#include "nsJavaXPTCStub.h"
#include "nsEmbedAPI.h"
#include "nsIComponentRegistrar.h"
#include "nsString.h"
#include "nsISimpleEnumerator.h"
#include "nsIInterfaceInfoManager.h"
#include "nsIInputStream.h"
#include "nsEnumeratorUtils.h"
#include "nsArray.h"
#include "nsAppFileLocProviderProxy.h"
#define GECKO_NATIVE(func) Java_org_mozilla_xpcom_GeckoEmbed_##func
#define XPCOM_NATIVE(func) Java_org_mozilla_xpcom_XPCOM_##func
#define XPCOMPRIVATE_NATIVE(func) Java_org_mozilla_xpcom_XPCOMPrivate_##func
extern "C" JX_EXPORT void JNICALL
GECKO_NATIVE(initEmbedding) (JNIEnv* env, jclass, jobject aMozBinDirectory,
jobject aAppFileLocProvider)
{
nsresult rv = NS_OK;
if (!InitializeJavaGlobals(env)) {
rv = NS_ERROR_FAILURE;
} else {
// Create an nsILocalFile from given java.io.File
nsCOMPtr<nsILocalFile> directory;
if (aMozBinDirectory) {
rv = File_to_nsILocalFile(env, aMozBinDirectory, getter_AddRefs(directory));
}
if (NS_SUCCEEDED(rv)) {
nsAppFileLocProviderProxy* provider = nsnull;
if (aAppFileLocProvider) {
provider = new nsAppFileLocProviderProxy(env, aAppFileLocProvider);
if (!provider)
rv = NS_ERROR_OUT_OF_MEMORY;
}
if (NS_SUCCEEDED(rv)) {
rv = NS_InitEmbedding(directory, provider);
if (provider) {
delete provider;
}
if (NS_SUCCEEDED(rv)) {
return;
}
}
}
}
ThrowException(env, rv, "Failure in initEmbedding");
FreeJavaGlobals(env);
}
extern "C" JX_EXPORT void JNICALL
GECKO_NATIVE(termEmbedding) (JNIEnv *env, jclass)
{
nsresult rv = NS_TermEmbedding();
if (NS_FAILED(rv))
ThrowException(env, rv, "NS_TermEmbedding failed");
FreeJavaGlobals(env);
}
extern "C" JX_EXPORT jobject JNICALL
XPCOM_NATIVE(initXPCOM) (JNIEnv* env, jclass, jobject aMozBinDirectory,
jobject aAppFileLocProvider)
{
nsresult rv = NS_OK;
if (!InitializeJavaGlobals(env)) {
rv = NS_ERROR_FAILURE;
} else {
// Create an nsILocalFile from given java.io.File
nsCOMPtr<nsILocalFile> directory;
if (aMozBinDirectory) {
rv = File_to_nsILocalFile(env, aMozBinDirectory, getter_AddRefs(directory));
}
if (NS_SUCCEEDED(rv)) {
nsAppFileLocProviderProxy* provider = nsnull;
if (aAppFileLocProvider) {
provider = new nsAppFileLocProviderProxy(env, aAppFileLocProvider);
if (!provider)
rv = NS_ERROR_OUT_OF_MEMORY;
}
if (NS_SUCCEEDED(rv)) {
nsIServiceManager* servMan = nsnull;
rv = NS_InitXPCOM2(&servMan, directory, provider);
if (provider) {
delete provider;
}
if (NS_SUCCEEDED(rv)) {
jobject javaProxy;
rv = CreateJavaProxy(env, servMan, NS_GET_IID(nsIServiceManager),
&javaProxy);
NS_RELEASE(servMan); // JavaXPCOMInstance has owning ref
if (NS_SUCCEEDED(rv))
return javaProxy;
}
}
}
}
ThrowException(env, rv, "Failure in initXPCOM");
FreeJavaGlobals(env);
return nsnull;
}
extern "C" JX_EXPORT void JNICALL
XPCOM_NATIVE(shutdownXPCOM) (JNIEnv *env, jclass, jobject aServMgr)
{
nsCOMPtr<nsIServiceManager> servMgr;
if (aServMgr) {
// Find corresponding XPCOM object
void* xpcomObj = gBindings->GetXPCOMObject(env, aServMgr);
NS_ASSERTION(xpcomObj != nsnull, "Failed to get XPCOM obj for ServiceMgr.");
// Even if we failed to get the matching xpcom object, we don't abort this
// function. Just call NS_ShutdownXPCOM with a null service manager.
if (xpcomObj) {
NS_ASSERTION(!IsXPTCStub(xpcomObj),
"Expected JavaXPCOMInstance, but got nsJavaXPTCStub");
servMgr = do_QueryInterface(((JavaXPCOMInstance*) xpcomObj)->GetInstance());
}
}
nsresult rv = NS_ShutdownXPCOM(servMgr);
if (NS_FAILED(rv))
ThrowException(env, rv, "NS_ShutdownXPCOM failed");
FreeJavaGlobals(env);
}
extern "C" JX_EXPORT jobject JNICALL
XPCOM_NATIVE(newLocalFile) (JNIEnv *env, jclass, jstring aPath,
jboolean aFollowLinks)
{
// Create a Mozilla string from the jstring
const PRUnichar* buf = nsnull;
if (aPath) {
buf = env->GetStringChars(aPath, nsnull);
if (!buf)
return nsnull; // exception already thrown
}
nsAutoString path_str(buf);
env->ReleaseStringChars(aPath, buf);
// Make call to given function
nsILocalFile* file = nsnull;
nsresult rv = NS_NewLocalFile(path_str, aFollowLinks, &file);
if (NS_SUCCEEDED(rv)) {
jobject javaProxy;
rv = CreateJavaProxy(env, file, NS_GET_IID(nsILocalFile), &javaProxy);
NS_RELEASE(file); // JavaXPCOMInstance has owning ref
if (NS_SUCCEEDED(rv))
return javaProxy;
}
ThrowException(env, rv, "Failure in newLocalFile");
return nsnull;
}
extern "C" JX_EXPORT jobject JNICALL
XPCOM_NATIVE(getComponentManager) (JNIEnv *env, jclass)
{
// Call XPCOM method
nsIComponentManager* cm = nsnull;
nsresult rv = NS_GetComponentManager(&cm);
if (NS_SUCCEEDED(rv)) {
jobject javaProxy;
rv = CreateJavaProxy(env, cm, NS_GET_IID(nsIComponentManager), &javaProxy);
NS_RELEASE(cm); // JavaXPCOMInstance has owning ref
if (NS_SUCCEEDED(rv))
return javaProxy;
}
ThrowException(env, rv, "Failure in getComponentManager");
return nsnull;
}
extern "C" JX_EXPORT jobject JNICALL
XPCOM_NATIVE(getComponentRegistrar) (JNIEnv *env, jclass)
{
// Call XPCOM method
nsIComponentRegistrar* cr = nsnull;
nsresult rv = NS_GetComponentRegistrar(&cr);
if (NS_SUCCEEDED(rv)) {
jobject javaProxy;
rv = CreateJavaProxy(env, cr, NS_GET_IID(nsIComponentRegistrar), &javaProxy);
NS_RELEASE(cr); // JavaXPCOMInstance has owning ref
if (NS_SUCCEEDED(rv))
return javaProxy;
}
ThrowException(env, rv, "Failure in getComponentRegistrar");
return nsnull;
}
extern "C" JX_EXPORT jobject JNICALL
XPCOM_NATIVE(getServiceManager) (JNIEnv *env, jclass)
{
// Call XPCOM method
nsIServiceManager* sm = nsnull;
nsresult rv = NS_GetServiceManager(&sm);
if (NS_SUCCEEDED(rv)) {
jobject javaProxy;
rv = CreateJavaProxy(env, sm, NS_GET_IID(nsIServiceManager), &javaProxy);
NS_RELEASE(sm); // JavaXPCOMInstance has owning ref
if (NS_SUCCEEDED(rv))
return javaProxy;
}
ThrowException(env, rv, "Failure in getServiceManager");
return nsnull;
}
extern "C" JX_EXPORT void JNICALL
XPCOMPRIVATE_NATIVE(CallXPCOMMethodVoid) (JNIEnv *env, jclass that,
jobject aJavaObject,
jint aMethodIndex,
jobjectArray aParams)
{
jvalue rc;
CallXPCOMMethod(env, that, aJavaObject, aMethodIndex, aParams, rc);
}
extern "C" JX_EXPORT jboolean JNICALL
XPCOMPRIVATE_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" JX_EXPORT jbooleanArray JNICALL
XPCOMPRIVATE_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" JX_EXPORT jbyte JNICALL
XPCOMPRIVATE_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" JX_EXPORT jbyteArray JNICALL
XPCOMPRIVATE_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" JX_EXPORT jchar JNICALL
XPCOMPRIVATE_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" JX_EXPORT jcharArray JNICALL
XPCOMPRIVATE_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" JX_EXPORT jshort JNICALL
XPCOMPRIVATE_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" JX_EXPORT jshortArray JNICALL
XPCOMPRIVATE_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" JX_EXPORT jint JNICALL
XPCOMPRIVATE_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" JX_EXPORT jintArray JNICALL
XPCOMPRIVATE_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" JX_EXPORT jlong JNICALL
XPCOMPRIVATE_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" JX_EXPORT jlongArray JNICALL
XPCOMPRIVATE_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" JX_EXPORT jfloat JNICALL
XPCOMPRIVATE_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" JX_EXPORT jfloatArray JNICALL
XPCOMPRIVATE_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" JX_EXPORT jdouble JNICALL
XPCOMPRIVATE_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" JX_EXPORT jdoubleArray JNICALL
XPCOMPRIVATE_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" JX_EXPORT jobject JNICALL
XPCOMPRIVATE_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" JX_EXPORT jobjectArray JNICALL
XPCOMPRIVATE_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" JX_EXPORT void JNICALL
XPCOMPRIVATE_NATIVE(FinalizeStub) (JNIEnv *env, jclass that,
jobject aJavaObject)
{
#ifdef DEBUG_pedemonte
jclass clazz = env->GetObjectClass(aJavaObject);
jstring name = (jstring) env->CallObjectMethod(clazz, getNameMID);
const char* javaObjectName = env->GetStringUTFChars(name, nsnull);
LOG(("*** Finalize(java_obj=%s)\n", javaObjectName));
env->ReleaseStringUTFChars(name, javaObjectName);
#endif
void* obj = gBindings->GetXPCOMObject(env, aJavaObject);
NS_ASSERTION(!IsXPTCStub(obj),
"Expecting JavaXPCOMInstance, got nsJavaXPTCStub");
gBindings->RemoveBinding(env, aJavaObject, nsnull);
delete (JavaXPCOMInstance*) obj;
}