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
340 lines
10 KiB
C++
340 lines
10 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 "nsIDOMCharacterData.h"
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#include "nsDOMError.h"
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#include "javaDOMGlobals.h"
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#include "org_mozilla_dom_CharacterDataImpl.h"
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/*
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* Class: org_mozilla_dom_CharacterDataImpl
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* Method: appendData
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* Signature: (Ljava/lang/String;)V
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*/
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JNIEXPORT void JNICALL Java_org_mozilla_dom_CharacterDataImpl_appendData
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(JNIEnv *env, jobject jthis, jstring jvalue)
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{
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nsIDOMCharacterData* data = (nsIDOMCharacterData*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!data || !jvalue) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.appendData: 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* value = env->GetStringUTFChars(jvalue, &iscopy);
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if (!value) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.appendData: GetStringUTFChars failed");
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return;
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}
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nsresult rv = data->AppendData(value);
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if (iscopy == JNI_TRUE)
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env->ReleaseStringUTFChars(jvalue, value);
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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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"CharacterData.appendData: failed", rv, exceptionType);
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return;
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}
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}
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/*
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* Class: org_mozilla_dom_CharacterDataImpl
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* Method: deleteData
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* Signature: (II)V
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*/
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JNIEXPORT void JNICALL Java_org_mozilla_dom_CharacterDataImpl_deleteData
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(JNIEnv *env, jobject jthis, jint offset, jint count)
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{
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if (offset < 0 || offset > JavaDOMGlobals::javaMaxInt ||
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count < 0 || count > JavaDOMGlobals::javaMaxInt) {
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JavaDOMGlobals::ThrowException(env, "CharacterData.deleteData: failed",
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NS_ERROR_DOM_INDEX_SIZE_ERR,
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JavaDOMGlobals::EXCEPTION_DOM);
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return;
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}
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nsIDOMCharacterData* data = (nsIDOMCharacterData*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!data) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.deleteData: NULL pointer");
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return;
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}
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nsresult rv = data->DeleteData((PRUint32) offset, (PRUint32) count);
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if (NS_FAILED(rv)) {
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JavaDOMGlobals::ExceptionType exceptionType = JavaDOMGlobals::EXCEPTION_RUNTIME;
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if (NS_ERROR_GET_MODULE(rv) == NS_ERROR_MODULE_DOM &&
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(rv == NS_ERROR_DOM_INDEX_SIZE_ERR ||
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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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"CharacterData.deleteData: failed", rv, exceptionType);
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return;
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}
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}
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/*
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* Class: org_mozilla_dom_CharacterDataImpl
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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_CharacterDataImpl_getData
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(JNIEnv *env, jobject jthis)
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{
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nsIDOMCharacterData* data = (nsIDOMCharacterData*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!data) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.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 = data->GetData(ret);
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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_DOMSTRING_SIZE_ERR) {
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exceptionType = JavaDOMGlobals::EXCEPTION_DOM;
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}
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.getData: failed", rv, exceptionType);
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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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"CharacterData.getData: NewString failed");
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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_CharacterDataImpl
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* Method: getLength
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* Signature: ()I
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*/
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JNIEXPORT jint JNICALL Java_org_mozilla_dom_CharacterDataImpl_getLength
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(JNIEnv *env, jobject jthis)
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{
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nsIDOMCharacterData* data = (nsIDOMCharacterData*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!data) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.getLength: NULL pointer");
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return 0;
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}
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PRUint32 len = 0;
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nsresult rv = data->GetLength(&len);
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if (NS_FAILED(rv)) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.getLength: failed", rv);
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return 0;
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}
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return (jint) len;
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}
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/*
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* Class: org_mozilla_dom_CharacterDataImpl
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* Method: insertData
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* Signature: (ILjava/lang/String;)V
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*/
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JNIEXPORT void JNICALL Java_org_mozilla_dom_CharacterDataImpl_insertData
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(JNIEnv *env, jobject jthis, jint offset, jstring jvalue)
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{
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nsIDOMCharacterData* data = (nsIDOMCharacterData*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!data || !jvalue) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.insertData: 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* value = env->GetStringUTFChars(jvalue, &iscopy);
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if (!value) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.insertData: GetStringUTFChars failed");
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return;
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}
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nsresult rv = data->InsertData((PRUint32) offset, value);
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if (iscopy == JNI_TRUE)
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env->ReleaseStringUTFChars(jvalue, value);
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if (NS_FAILED(rv)) {
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JavaDOMGlobals::ExceptionType exceptionType = JavaDOMGlobals::EXCEPTION_RUNTIME;
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if (NS_ERROR_GET_MODULE(rv) == NS_ERROR_MODULE_DOM &&
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(rv == NS_ERROR_DOM_INDEX_SIZE_ERR ||
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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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"CharacterData.insertData: failed", rv, exceptionType);
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return;
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}
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}
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/*
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* Class: org_mozilla_dom_CharacterDataImpl
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* Method: replaceData
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* Signature: (IILjava/lang/String;)V
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*/
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JNIEXPORT void JNICALL Java_org_mozilla_dom_CharacterDataImpl_replaceData
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(JNIEnv *env, jobject jthis, jint offset, jint count, jstring jvalue)
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{
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if (offset < 0 || offset > JavaDOMGlobals::javaMaxInt ||
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count < 0 || count > JavaDOMGlobals::javaMaxInt) {
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JavaDOMGlobals::ThrowException(env, "CharacterData.replaceData: failed",
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NS_ERROR_DOM_INDEX_SIZE_ERR,
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JavaDOMGlobals::EXCEPTION_DOM);
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return;
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}
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nsIDOMCharacterData* data = (nsIDOMCharacterData*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!data || !jvalue) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.replaceData: 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* value = env->GetStringUTFChars(jvalue, &iscopy);
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if (!value) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.replaceData: GetStringUTFChars failed");
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return;
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}
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nsresult rv = data->ReplaceData((PRUint32) offset, (PRUint32) count, value);
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if (iscopy == JNI_TRUE)
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env->ReleaseStringUTFChars(jvalue, value);
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if (NS_FAILED(rv)) {
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JavaDOMGlobals::ExceptionType exceptionType = JavaDOMGlobals::EXCEPTION_RUNTIME;
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if (NS_ERROR_GET_MODULE(rv) == NS_ERROR_MODULE_DOM &&
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(rv == NS_ERROR_DOM_INDEX_SIZE_ERR ||
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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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"CharacterData.replaceData: failed", rv, exceptionType);
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return;
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}
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}
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/*
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* Class: org_mozilla_dom_CharacterDataImpl
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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_CharacterDataImpl_setData
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(JNIEnv *env, jobject jthis, jstring jvalue)
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{
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nsIDOMCharacterData* data = (nsIDOMCharacterData*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!data || !jvalue) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.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* value = env->GetStringUTFChars(jvalue, &iscopy);
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if (!value) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.setData: GetStringUTFChars failed");
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return;
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}
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nsresult rv = data->SetData(value);
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if (iscopy == JNI_TRUE)
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env->ReleaseStringUTFChars(jvalue, value);
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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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"CharacterData.setData: failed", rv, exceptionType);
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return;
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}
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}
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/*
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* Class: org_mozilla_dom_CharacterDataImpl
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* Method: substringData
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* Signature: (II)Ljava/lang/String;
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*/
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JNIEXPORT jstring JNICALL Java_org_mozilla_dom_CharacterDataImpl_substringData
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(JNIEnv *env, jobject jthis, jint offset, jint count)
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{
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if (offset < 0 || offset > JavaDOMGlobals::javaMaxInt ||
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count < 0 || count > JavaDOMGlobals::javaMaxInt) {
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JavaDOMGlobals::ThrowException(env, "CharacterData.substringData: failed",
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NS_ERROR_DOM_INDEX_SIZE_ERR,
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JavaDOMGlobals::EXCEPTION_DOM);
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return NULL;
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}
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nsIDOMCharacterData* data = (nsIDOMCharacterData*)
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env->GetLongField(jthis, JavaDOMGlobals::nodePtrFID);
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if (!data) {
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.substringData: NULL pointer");
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return NULL;
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}
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nsString ret;
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nsresult rv = data->SubstringData((PRUint32) offset, (PRUint32) count, ret);
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if (NS_FAILED(rv)) {
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JavaDOMGlobals::ExceptionType exceptionType = JavaDOMGlobals::EXCEPTION_RUNTIME;
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if (NS_ERROR_GET_MODULE(rv) == NS_ERROR_MODULE_DOM &&
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(rv == NS_ERROR_DOM_INDEX_SIZE_ERR ||
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rv == NS_ERROR_DOM_DOMSTRING_SIZE_ERR)) {
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exceptionType = JavaDOMGlobals::EXCEPTION_DOM;
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}
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JavaDOMGlobals::ThrowException(env,
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"CharacterData.substringData: failed", rv, exceptionType);
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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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"CharacterData.substringData: NewString failed");
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}
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return jret;
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}
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