mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-05 00:25:27 +00:00
e720b68a19
now check for null pointers in Java DOM instead of passing null references to coreDOM
134 lines
3.8 KiB
C++
134 lines
3.8 KiB
C++
/*
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The contents of this file are subject to the Mozilla Public
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License Version 1.1 (the "License"); you may not use this file
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except in compliance with the License. You may obtain a copy of
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the License at http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS
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IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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The Original Code is mozilla.org code.
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The Initial Developer of the Original Code is Sun Microsystems,
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Inc. Portions created by Sun are
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Copyright (C) 1999 Sun Microsystems, Inc. All
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Rights Reserved.
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Contributor(s):
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*/
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#include "prlog.h"
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#include "nsIDOMProcessingInstruction.h"
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#include "nsDOMError.h"
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#include "javaDOMGlobals.h"
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#include "org_mozilla_dom_ProcessingInstructionImpl.h"
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/*
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* Class: org_mozilla_dom_ProcessingInstructionImpl
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* Method: getData
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* Signature: ()Ljava/lang/String;
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*/
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JNIEXPORT jstring JNICALL Java_org_mozilla_dom_ProcessingInstructionImpl_getData
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(JNIEnv *env, jobject jthis)
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{
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nsIDOMProcessingInstruction* pi = (nsIDOMProcessingInstruction*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!pi) {
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JavaDOMGlobals::ThrowException(env,
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"ProcessingInstruction.getData: NULL pointer");
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return NULL;
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}
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nsString ret;
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nsresult rv = pi->GetData(ret);
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if (NS_FAILED(rv)) {
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JavaDOMGlobals::ThrowException(env,
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"ProcessingInstruction.getData: failed", rv);
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return NULL;
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}
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jstring jret = env->NewString(ret.GetUnicode(), ret.Length());
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if (!jret) {
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JavaDOMGlobals::ThrowException(env,
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"ProcessingInstruction.getData: NewString failed");
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return NULL;
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}
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return jret;
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}
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/*
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* Class: org_mozilla_dom_ProcessingInstructionImpl
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* Method: getTarget
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* Signature: ()Ljava/lang/String;
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*/
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JNIEXPORT jstring JNICALL Java_org_mozilla_dom_ProcessingInstructionImpl_getTarget
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(JNIEnv *env, jobject jthis)
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{
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nsIDOMProcessingInstruction* pi = (nsIDOMProcessingInstruction*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!pi) {
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JavaDOMGlobals::ThrowException(env,
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"ProcessingInstruction.getTarget: NULL pointer");
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return NULL;
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}
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nsString ret;
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nsresult rv = pi->GetTarget(ret);
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if (NS_FAILED(rv)) {
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JavaDOMGlobals::ThrowException(env,
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"ProcessingInstruction.getTarget: failed", rv);
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return NULL;
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}
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jstring jret = env->NewString(ret.GetUnicode(), ret.Length());
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if (!jret) {
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JavaDOMGlobals::ThrowException(env,
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"ProcessingInstruction.getTarget: NewString failed");
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return NULL;
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}
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return jret;
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}
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/*
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* Class: org_mozilla_dom_ProcessingInstructionImpl
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* Method: setData
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* Signature: (Ljava/lang/String;)V
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*/
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JNIEXPORT void JNICALL Java_org_mozilla_dom_ProcessingInstructionImpl_setData
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(JNIEnv *env, jobject jthis, jstring jdata)
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{
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nsIDOMProcessingInstruction* pi = (nsIDOMProcessingInstruction*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!pi || !jdata) {
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JavaDOMGlobals::ThrowException(env,
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"ProcessingInstruction.setData: NULL pointer");
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return;
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}
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jboolean iscopy = JNI_FALSE;
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const char* data = env->GetStringUTFChars(jdata, &iscopy);
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if (!data) {
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JavaDOMGlobals::ThrowException(env,
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"ProcessingInstruction.setData: GetStringUTFChars failed");
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return;
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}
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nsresult rv = pi->SetData(data);
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if (iscopy == JNI_TRUE)
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env->ReleaseStringUTFChars(jdata, data);
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if (NS_FAILED(rv)) {
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JavaDOMGlobals::ExceptionType exceptionType = JavaDOMGlobals::EXCEPTION_RUNTIME;
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if (rv == NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR) {
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exceptionType = JavaDOMGlobals::EXCEPTION_DOM;
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}
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JavaDOMGlobals::ThrowException(env,
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"ProcessingInstruction.setData: failed", rv, exceptionType);
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return;
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}
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}
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