| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define LOG_TAG "ExpatParser" |
| |
| #include "JNIHelp.h" |
| #include "JniConstants.h" |
| #include "JniException.h" |
| #include "LocalArray.h" |
| #include "ScopedLocalRef.h" |
| #include "ScopedPrimitiveArray.h" |
| #include "ScopedStringChars.h" |
| #include "ScopedUtfChars.h" |
| #include "jni.h" |
| #include "cutils/log.h" |
| #include "unicode/unistr.h" |
| |
| #include <memory> |
| |
| #include <string.h> |
| #include <expat.h> |
| |
| #define BUCKET_COUNT 128 |
| |
| /** |
| * Wrapper around an interned string. |
| */ |
| struct InternedString { |
| InternedString() : interned(NULL), bytes(NULL) { |
| } |
| |
| ~InternedString() { |
| delete[] bytes; |
| } |
| |
| /** The interned string itself. */ |
| jstring interned; |
| |
| /** UTF-8 equivalent of the interned string. */ |
| const char* bytes; |
| |
| /** Hash code of the interned string. */ |
| int hash; |
| }; |
| |
| /** |
| * Keeps track of strings between start and end events. |
| */ |
| class StringStack { |
| public: |
| StringStack() : array(new jstring[DEFAULT_CAPACITY]), capacity(DEFAULT_CAPACITY), size(0) { |
| } |
| |
| ~StringStack() { |
| delete[] array; |
| } |
| |
| void push(JNIEnv* env, jstring s) { |
| if (size == capacity) { |
| int newCapacity = capacity * 2; |
| jstring* newArray = new jstring[newCapacity]; |
| if (newArray == NULL) { |
| jniThrowOutOfMemoryError(env, NULL); |
| return; |
| } |
| memcpy(newArray, array, capacity * sizeof(jstring)); |
| |
| delete[] array; |
| array = newArray; |
| capacity = newCapacity; |
| } |
| |
| array[size++] = s; |
| } |
| |
| jstring pop() { |
| return (size == 0) ? NULL : array[--size]; |
| } |
| |
| private: |
| enum { DEFAULT_CAPACITY = 10 }; |
| |
| jstring* array; |
| int capacity; |
| int size; |
| }; |
| |
| /** |
| * Data passed to parser handler method by the parser. |
| */ |
| struct ParsingContext { |
| ParsingContext(jobject object) : env(NULL), object(object), buffer(NULL), bufferSize(-1) { |
| for (int i = 0; i < BUCKET_COUNT; i++) { |
| internedStrings[i] = NULL; |
| } |
| } |
| |
| // Warning: 'env' must be valid on entry. |
| ~ParsingContext() { |
| freeBuffer(); |
| |
| // Free interned string cache. |
| for (int i = 0; i < BUCKET_COUNT; i++) { |
| if (internedStrings[i]) { |
| InternedString** bucket = internedStrings[i]; |
| InternedString* current; |
| while ((current = *(bucket++)) != NULL) { |
| // Free the interned string reference. |
| env->DeleteGlobalRef(current->interned); |
| |
| // Free the bucket. |
| delete current; |
| } |
| |
| // Free the buckets. |
| delete[] internedStrings[i]; |
| } |
| } |
| } |
| |
| jcharArray ensureCapacity(int length) { |
| if (bufferSize < length) { |
| // Free the existing char[]. |
| freeBuffer(); |
| |
| // Allocate a new char[]. |
| jcharArray javaBuffer = env->NewCharArray(length); |
| if (javaBuffer == NULL) return NULL; |
| |
| // Create a global reference. |
| javaBuffer = reinterpret_cast<jcharArray>(env->NewGlobalRef(javaBuffer)); |
| if (javaBuffer == NULL) return NULL; |
| |
| buffer = javaBuffer; |
| bufferSize = length; |
| } |
| return buffer; |
| } |
| |
| private: |
| void freeBuffer() { |
| if (buffer != NULL) { |
| env->DeleteGlobalRef(buffer); |
| buffer = NULL; |
| bufferSize = -1; |
| } |
| } |
| |
| public: |
| /** |
| * The JNI environment for the current thread. This should only be used |
| * to keep a reference to the env for use in Expat callbacks. |
| */ |
| JNIEnv* env; |
| |
| /** The Java parser object. */ |
| jobject object; |
| |
| /** Buffer for text events. */ |
| jcharArray buffer; |
| |
| private: |
| /** The size of our buffer in jchars. */ |
| int bufferSize; |
| |
| public: |
| /** Current attributes. */ |
| const char** attributes; |
| |
| /** Number of attributes. */ |
| int attributeCount; |
| |
| /** True if namespace support is enabled. */ |
| bool processNamespaces; |
| |
| /** Keep track of names. */ |
| StringStack stringStack; |
| |
| /** Cache of interned strings. */ |
| InternedString** internedStrings[BUCKET_COUNT]; |
| }; |
| |
| static ParsingContext* toParsingContext(void* data) { |
| return reinterpret_cast<ParsingContext*>(data); |
| } |
| |
| static ParsingContext* toParsingContext(XML_Parser parser) { |
| return reinterpret_cast<ParsingContext*>(XML_GetUserData(parser)); |
| } |
| |
| static XML_Parser toXMLParser(jlong address) { |
| return reinterpret_cast<XML_Parser>(address); |
| } |
| |
| static jlong fromXMLParser(XML_Parser parser) { |
| return reinterpret_cast<uintptr_t>(parser); |
| } |
| |
| static jmethodID commentMethod; |
| static jmethodID endCdataMethod; |
| static jmethodID endDtdMethod; |
| static jmethodID endElementMethod; |
| static jmethodID endNamespaceMethod; |
| static jmethodID handleExternalEntityMethod; |
| static jmethodID internMethod; |
| static jmethodID notationDeclMethod; |
| static jmethodID processingInstructionMethod; |
| static jmethodID startCdataMethod; |
| static jmethodID startDtdMethod; |
| static jmethodID startElementMethod; |
| static jmethodID startNamespaceMethod; |
| static jmethodID textMethod; |
| static jmethodID unparsedEntityDeclMethod; |
| static jstring emptyString; |
| |
| /** |
| * Calculates a hash code for a null-terminated string. This is *not* equivalent |
| * to Java's String.hashCode(). This hashes the bytes while String.hashCode() |
| * hashes UTF-16 chars. |
| * |
| * @param s null-terminated string to hash |
| * @returns hash code |
| */ |
| static int hashString(const char* s) { |
| int hash = 0; |
| if (s) { |
| while (*s) { |
| hash = hash * 31 + *s++; |
| } |
| } |
| return hash; |
| } |
| |
| /** |
| * Creates a new interned string wrapper. Looks up the interned string |
| * representing the given UTF-8 bytes. |
| * |
| * @param bytes null-terminated string to intern |
| * @param hash of bytes |
| * @returns wrapper of interned Java string |
| */ |
| static InternedString* newInternedString(JNIEnv* env, const char* bytes, int hash) { |
| // Allocate a new wrapper. |
| std::unique_ptr<InternedString> wrapper(new InternedString); |
| if (wrapper.get() == NULL) { |
| jniThrowOutOfMemoryError(env, NULL); |
| return NULL; |
| } |
| |
| // Create a copy of the UTF-8 bytes. |
| // TODO: sometimes we already know the length. Reuse it if so. |
| char* copy = new char[strlen(bytes) + 1]; |
| if (copy == NULL) { |
| jniThrowOutOfMemoryError(env, NULL); |
| return NULL; |
| } |
| strcpy(copy, bytes); |
| wrapper->bytes = copy; |
| |
| // Save the hash. |
| wrapper->hash = hash; |
| |
| // To intern a string, we must first create a new string and then call |
| // intern() on it. We then keep a global reference to the interned string. |
| ScopedLocalRef<jstring> newString(env, env->NewStringUTF(bytes)); |
| if (env->ExceptionCheck()) { |
| return NULL; |
| } |
| |
| // Call intern(). |
| ScopedLocalRef<jstring> interned(env, |
| reinterpret_cast<jstring>(env->CallObjectMethod(newString.get(), internMethod))); |
| if (env->ExceptionCheck()) { |
| return NULL; |
| } |
| |
| // Create a global reference to the interned string. |
| wrapper->interned = reinterpret_cast<jstring>(env->NewGlobalRef(interned.get())); |
| if (env->ExceptionCheck()) { |
| return NULL; |
| } |
| |
| return wrapper.release(); |
| } |
| |
| /** |
| * Allocates a new bucket with one entry. |
| * |
| * @param entry to store in the bucket |
| * @returns a reference to the bucket |
| */ |
| static InternedString** newInternedStringBucket(InternedString* entry) { |
| InternedString** bucket = new InternedString*[2]; |
| if (bucket != NULL) { |
| bucket[0] = entry; |
| bucket[1] = NULL; |
| } |
| return bucket; |
| } |
| |
| /** |
| * Expands an interned string bucket and adds the given entry. Frees the |
| * provided bucket and returns a new one. |
| * |
| * @param existingBucket the bucket to replace |
| * @param entry to add to the bucket |
| * @returns a reference to the newly-allocated bucket containing the given entry |
| */ |
| static InternedString** expandInternedStringBucket( |
| InternedString** existingBucket, InternedString* entry) { |
| // Determine the size of the existing bucket. |
| int size = 0; |
| while (existingBucket[size]) size++; |
| |
| // Allocate the new bucket with enough space for one more entry and |
| // a null terminator. |
| InternedString** newBucket = new InternedString*[size + 2]; |
| if (newBucket == NULL) return NULL; |
| |
| memcpy(newBucket, existingBucket, size * sizeof(InternedString*)); |
| newBucket[size] = entry; |
| newBucket[size + 1] = NULL; |
| delete[] existingBucket; |
| |
| return newBucket; |
| } |
| |
| /** |
| * Returns an interned string for the given UTF-8 string. |
| * |
| * @param bucket to search for s |
| * @param s null-terminated string to find |
| * @param hash of s |
| * @returns interned Java string equivalent of s or null if not found |
| */ |
| static jstring findInternedString(InternedString** bucket, const char* s, int hash) { |
| InternedString* current; |
| while ((current = *(bucket++)) != NULL) { |
| if (current->hash != hash) continue; |
| if (!strcmp(s, current->bytes)) return current->interned; |
| } |
| return NULL; |
| } |
| |
| /** |
| * Returns an interned string for the given UTF-8 string. |
| * |
| * @param s null-terminated string to intern |
| * @returns interned Java string equivelent of s or NULL if s is null |
| */ |
| static jstring internString(JNIEnv* env, ParsingContext* parsingContext, const char* s) { |
| if (s == NULL) return NULL; |
| |
| int hash = hashString(s); |
| int bucketIndex = hash & (BUCKET_COUNT - 1); |
| |
| InternedString*** buckets = parsingContext->internedStrings; |
| InternedString** bucket = buckets[bucketIndex]; |
| InternedString* internedString; |
| |
| if (bucket) { |
| // We have a bucket already. Look for the given string. |
| jstring found = findInternedString(bucket, s, hash); |
| if (found) { |
| // We found it! |
| return found; |
| } |
| |
| // We didn't find it. :( |
| // Create a new entry. |
| internedString = newInternedString(env, s, hash); |
| if (internedString == NULL) return NULL; |
| |
| // Expand the bucket. |
| bucket = expandInternedStringBucket(bucket, internedString); |
| if (bucket == NULL) { |
| delete internedString; |
| jniThrowOutOfMemoryError(env, NULL); |
| return NULL; |
| } |
| |
| buckets[bucketIndex] = bucket; |
| |
| return internedString->interned; |
| } else { |
| // We don't even have a bucket yet. Create an entry. |
| internedString = newInternedString(env, s, hash); |
| if (internedString == NULL) return NULL; |
| |
| // Create a new bucket with one entry. |
| bucket = newInternedStringBucket(internedString); |
| if (bucket == NULL) { |
| delete internedString; |
| jniThrowOutOfMemoryError(env, NULL); |
| return NULL; |
| } |
| |
| buckets[bucketIndex] = bucket; |
| |
| return internedString->interned; |
| } |
| } |
| |
| static void jniThrowExpatException(JNIEnv* env, XML_Error error) { |
| const char* message = XML_ErrorString(error); |
| jniThrowException(env, "org/apache/harmony/xml/ExpatException", message); |
| } |
| |
| /** |
| * Copies UTF-8 characters into the buffer. Returns the number of Java chars |
| * which were buffered. |
| * |
| * @returns number of UTF-16 characters which were copied |
| */ |
| static size_t fillBuffer(ParsingContext* parsingContext, const char* utf8, int byteCount) { |
| JNIEnv* env = parsingContext->env; |
| |
| // Grow buffer if necessary (the length in bytes is always >= the length in chars). |
| jcharArray javaChars = parsingContext->ensureCapacity(byteCount); |
| if (javaChars == NULL) { |
| return -1; |
| } |
| |
| // Decode UTF-8 characters into our char[]. |
| ScopedCharArrayRW chars(env, javaChars); |
| if (chars.get() == NULL) { |
| return -1; |
| } |
| UErrorCode status = U_ZERO_ERROR; |
| icu::UnicodeString utf16(icu::UnicodeString::fromUTF8(icu::StringPiece(utf8, byteCount))); |
| return utf16.extract(chars.get(), byteCount, status); |
| } |
| |
| /** |
| * Buffers the given text and passes it to the given method. |
| * |
| * @param method to pass the characters and length to with signature |
| * (char[], int) |
| * @param data parsing context |
| * @param text to copy into the buffer |
| * @param length of text to copy (in bytes) |
| */ |
| static void bufferAndInvoke(jmethodID method, void* data, const char* text, size_t length) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| // Buffer the element name. |
| size_t utf16length = fillBuffer(parsingContext, text, length); |
| |
| // Invoke given method. |
| jobject javaParser = parsingContext->object; |
| jcharArray buffer = parsingContext->buffer; |
| env->CallVoidMethod(javaParser, method, buffer, utf16length); |
| } |
| |
| static const char** toAttributes(jlong attributePointer) { |
| return reinterpret_cast<const char**>(static_cast<uintptr_t>(attributePointer)); |
| } |
| |
| /** |
| * The component parts of an attribute or element name. |
| */ |
| class ExpatElementName { |
| public: |
| ExpatElementName(JNIEnv* env, ParsingContext* parsingContext, jlong attributePointer, jint index) { |
| const char** attributes = toAttributes(attributePointer); |
| const char* name = attributes[index * 2]; |
| init(env, parsingContext, name); |
| } |
| |
| ExpatElementName(JNIEnv* env, ParsingContext* parsingContext, const char* s) { |
| init(env, parsingContext, s); |
| } |
| |
| ~ExpatElementName() { |
| free(mCopy); |
| } |
| |
| /** |
| * Returns the namespace URI, like "http://www.w3.org/1999/xhtml". |
| * Possibly empty. |
| */ |
| jstring uri() { |
| return internString(mEnv, mParsingContext, mUri); |
| } |
| |
| /** |
| * Returns the element or attribute local name, like "h1". Never empty. When |
| * namespace processing is disabled, this may contain a prefix, yielding a |
| * local name like "html:h1". In such cases, the qName will always be empty. |
| */ |
| jstring localName() { |
| return internString(mEnv, mParsingContext, mLocalName); |
| } |
| |
| /** |
| * Returns the namespace prefix, like "html". Possibly empty. |
| */ |
| jstring qName() { |
| if (*mPrefix == 0) { |
| return localName(); |
| } |
| |
| // return prefix + ":" + localName |
| ::LocalArray<1024> qName(strlen(mPrefix) + 1 + strlen(mLocalName) + 1); |
| snprintf(&qName[0], qName.size(), "%s:%s", mPrefix, mLocalName); |
| return internString(mEnv, mParsingContext, &qName[0]); |
| } |
| |
| /** |
| * Returns true if this expat name has the same URI and local name. |
| */ |
| bool matches(const char* uri, const char* localName) { |
| return strcmp(uri, mUri) == 0 && strcmp(localName, mLocalName) == 0; |
| } |
| |
| /** |
| * Returns true if this expat name has the same qualified name. |
| */ |
| bool matchesQName(const char* qName) { |
| const char* lastColon = strrchr(qName, ':'); |
| |
| // Compare local names only if either: |
| // - the input qualified name doesn't have a colon (like "h1") |
| // - this element doesn't have a prefix. Such is the case when it |
| // doesn't belong to a namespace, or when this parser's namespace |
| // processing is disabled. In the latter case, this element's local |
| // name may still contain a colon (like "html:h1"). |
| if (lastColon == NULL || *mPrefix == 0) { |
| return strcmp(qName, mLocalName) == 0; |
| } |
| |
| // Otherwise compare both prefix and local name |
| size_t prefixLength = lastColon - qName; |
| return strlen(mPrefix) == prefixLength |
| && strncmp(qName, mPrefix, prefixLength) == 0 |
| && strcmp(lastColon + 1, mLocalName) == 0; |
| } |
| |
| private: |
| JNIEnv* mEnv; |
| ParsingContext* mParsingContext; |
| char* mCopy; |
| const char* mUri; |
| const char* mLocalName; |
| const char* mPrefix; |
| |
| /** |
| * Decodes an Expat-encoded name of one of these three forms: |
| * "uri|localName|prefix" (example: "http://www.w3.org/1999/xhtml|h1|html") |
| * "uri|localName" (example: "http://www.w3.org/1999/xhtml|h1") |
| * "localName" (example: "h1") |
| */ |
| void init(JNIEnv* env, ParsingContext* parsingContext, const char* s) { |
| mEnv = env; |
| mParsingContext = parsingContext; |
| mCopy = strdup(s); |
| |
| // split the input into up to 3 parts: a|b|c |
| char* context = NULL; |
| char* a = strtok_r(mCopy, "|", &context); |
| char* b = strtok_r(NULL, "|", &context); |
| char* c = strtok_r(NULL, "|", &context); |
| |
| if (c != NULL) { // input of the form "uri|localName|prefix" |
| mUri = a; |
| mLocalName = b; |
| mPrefix = c; |
| } else if (b != NULL) { // input of the form "uri|localName" |
| mUri = a; |
| mLocalName = b; |
| mPrefix = ""; |
| } else { // input of the form "localName" |
| mLocalName = a; |
| mUri = ""; |
| mPrefix = ""; |
| } |
| } |
| |
| // Disallow copy and assignment. |
| ExpatElementName(const ExpatElementName&); |
| void operator=(const ExpatElementName&); |
| }; |
| |
| /** |
| * Called by Expat at the start of an element. Delegates to the same method |
| * on the Java parser. |
| * |
| * @param data parsing context |
| * @param elementName "uri|localName" or "localName" for the current element |
| * @param attributes alternating attribute names and values. Like element |
| * names, attribute names follow the format "uri|localName" or "localName". |
| */ |
| static void startElement(void* data, const char* elementName, const char** attributes) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| // Count the number of attributes. |
| int count = 0; |
| while (attributes[count * 2]) count++; |
| |
| // Make the attributes available for the duration of this call. |
| parsingContext->attributes = attributes; |
| parsingContext->attributeCount = count; |
| |
| jobject javaParser = parsingContext->object; |
| |
| ExpatElementName e(env, parsingContext, elementName); |
| jstring uri = parsingContext->processNamespaces ? e.uri() : emptyString; |
| jstring localName = parsingContext->processNamespaces ? e.localName() : emptyString; |
| jstring qName = e.qName(); |
| |
| parsingContext->stringStack.push(env, qName); |
| parsingContext->stringStack.push(env, uri); |
| parsingContext->stringStack.push(env, localName); |
| |
| jlong attributesAddress = reinterpret_cast<jlong>(attributes); |
| env->CallVoidMethod(javaParser, startElementMethod, uri, localName, qName, attributesAddress, count); |
| |
| parsingContext->attributes = NULL; |
| parsingContext->attributeCount = -1; |
| } |
| |
| /** |
| * Called by Expat at the end of an element. Delegates to the same method |
| * on the Java parser. |
| * |
| * @param data parsing context |
| * @param elementName "uri|localName" or "localName" for the current element; |
| * we assume that this matches the last data on our stack. |
| */ |
| static void endElement(void* data, const char* /*elementName*/) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| jobject javaParser = parsingContext->object; |
| |
| jstring localName = parsingContext->stringStack.pop(); |
| jstring uri = parsingContext->stringStack.pop(); |
| jstring qName = parsingContext->stringStack.pop(); |
| |
| env->CallVoidMethod(javaParser, endElementMethod, uri, localName, qName); |
| } |
| |
| /** |
| * Called by Expat when it encounters text. Delegates to the same method |
| * on the Java parser. This may be called mutiple times with incremental pieces |
| * of the same contiguous block of text. |
| * |
| * @param data parsing context |
| * @param characters buffer containing encountered text |
| * @param length number of characters in the buffer |
| */ |
| static void text(void* data, const char* characters, int length) { |
| bufferAndInvoke(textMethod, data, characters, length); |
| } |
| |
| /** |
| * Called by Expat when it encounters a comment. Delegates to the same method |
| * on the Java parser. |
| |
| * @param data parsing context |
| * @param comment 0-terminated |
| */ |
| static void comment(void* data, const char* comment) { |
| bufferAndInvoke(commentMethod, data, comment, strlen(comment)); |
| } |
| |
| /** |
| * Called by Expat at the beginning of a namespace mapping. |
| * |
| * @param data parsing context |
| * @param prefix null-terminated namespace prefix used in the XML |
| * @param uri of the namespace |
| */ |
| static void startNamespace(void* data, const char* prefix, const char* uri) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| jstring internedPrefix = emptyString; |
| if (prefix != NULL) { |
| internedPrefix = internString(env, parsingContext, prefix); |
| if (env->ExceptionCheck()) return; |
| } |
| |
| jstring internedUri = emptyString; |
| if (uri != NULL) { |
| internedUri = internString(env, parsingContext, uri); |
| if (env->ExceptionCheck()) return; |
| } |
| |
| parsingContext->stringStack.push(env, internedPrefix); |
| |
| jobject javaParser = parsingContext->object; |
| env->CallVoidMethod(javaParser, startNamespaceMethod, internedPrefix, internedUri); |
| } |
| |
| /** |
| * Called by Expat at the end of a namespace mapping. |
| * |
| * @param data parsing context |
| * @param prefix null-terminated namespace prefix used in the XML; |
| * we assume this is the same as the last prefix on the stack. |
| */ |
| static void endNamespace(void* data, const char* /*prefix*/) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| jstring internedPrefix = parsingContext->stringStack.pop(); |
| |
| jobject javaParser = parsingContext->object; |
| env->CallVoidMethod(javaParser, endNamespaceMethod, internedPrefix); |
| } |
| |
| /** |
| * Called by Expat at the beginning of a CDATA section. |
| * |
| * @param data parsing context |
| */ |
| static void startCdata(void* data) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| jobject javaParser = parsingContext->object; |
| env->CallVoidMethod(javaParser, startCdataMethod); |
| } |
| |
| /** |
| * Called by Expat at the end of a CDATA section. |
| * |
| * @param data parsing context |
| */ |
| static void endCdata(void* data) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| jobject javaParser = parsingContext->object; |
| env->CallVoidMethod(javaParser, endCdataMethod); |
| } |
| |
| /** |
| * Called by Expat at the beginning of a DOCTYPE section. |
| * Expat gives us 'hasInternalSubset', but the Java API doesn't expect it, so we don't need it. |
| */ |
| static void startDtd(void* data, const char* name, |
| const char* systemId, const char* publicId, int /*hasInternalSubset*/) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| jstring javaName = internString(env, parsingContext, name); |
| if (env->ExceptionCheck()) return; |
| |
| jstring javaPublicId = internString(env, parsingContext, publicId); |
| if (env->ExceptionCheck()) return; |
| |
| jstring javaSystemId = internString(env, parsingContext, systemId); |
| if (env->ExceptionCheck()) return; |
| |
| jobject javaParser = parsingContext->object; |
| env->CallVoidMethod(javaParser, startDtdMethod, javaName, javaPublicId, |
| javaSystemId); |
| } |
| |
| /** |
| * Called by Expat at the end of a DOCTYPE section. |
| * |
| * @param data parsing context |
| */ |
| static void endDtd(void* data) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| jobject javaParser = parsingContext->object; |
| env->CallVoidMethod(javaParser, endDtdMethod); |
| } |
| |
| /** |
| * Called by Expat when it encounters processing instructions. |
| * |
| * @param data parsing context |
| * @param target of the instruction |
| * @param instructionData |
| */ |
| static void processingInstruction(void* data, const char* target, const char* instructionData) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| jstring javaTarget = internString(env, parsingContext, target); |
| if (env->ExceptionCheck()) return; |
| |
| ScopedLocalRef<jstring> javaInstructionData(env, env->NewStringUTF(instructionData)); |
| if (env->ExceptionCheck()) return; |
| |
| jobject javaParser = parsingContext->object; |
| env->CallVoidMethod(javaParser, processingInstructionMethod, javaTarget, javaInstructionData.get()); |
| } |
| |
| /** |
| * Creates a new entity parser. |
| * |
| * @param object the Java ExpatParser instance |
| * @param parentParser pointer |
| * @param javaEncoding the character encoding name |
| * @param javaContext that was provided to handleExternalEntity |
| * @returns the pointer to the C Expat entity parser |
| */ |
| static jlong ExpatParser_createEntityParser(JNIEnv* env, jobject, jlong parentParser, jstring javaContext) { |
| ScopedUtfChars context(env, javaContext); |
| if (context.c_str() == NULL) { |
| return 0; |
| } |
| |
| XML_Parser parent = toXMLParser(parentParser); |
| XML_Parser entityParser = XML_ExternalEntityParserCreate(parent, context.c_str(), NULL); |
| if (entityParser == NULL) { |
| jniThrowOutOfMemoryError(env, NULL); |
| } |
| |
| return fromXMLParser(entityParser); |
| } |
| |
| /** |
| * Handles external entities. We ignore the "base" URI and keep track of it |
| * ourselves. |
| */ |
| static int handleExternalEntity(XML_Parser parser, const char* context, |
| const char*, const char* systemId, const char* publicId) { |
| ParsingContext* parsingContext = toParsingContext(parser); |
| jobject javaParser = parsingContext->object; |
| JNIEnv* env = parsingContext->env; |
| jobject object = parsingContext->object; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) { |
| return XML_STATUS_ERROR; |
| } |
| |
| ScopedLocalRef<jstring> javaSystemId(env, env->NewStringUTF(systemId)); |
| if (env->ExceptionCheck()) { |
| return XML_STATUS_ERROR; |
| } |
| ScopedLocalRef<jstring> javaPublicId(env, env->NewStringUTF(publicId)); |
| if (env->ExceptionCheck()) { |
| return XML_STATUS_ERROR; |
| } |
| ScopedLocalRef<jstring> javaContext(env, env->NewStringUTF(context)); |
| if (env->ExceptionCheck()) { |
| return XML_STATUS_ERROR; |
| } |
| |
| // Pass the wrapped parser and both strings to java. |
| env->CallVoidMethod(javaParser, handleExternalEntityMethod, javaContext.get(), |
| javaPublicId.get(), javaSystemId.get()); |
| |
| /* |
| * Parsing the external entity leaves parsingContext->env and object set to |
| * NULL, so we need to restore both. |
| * |
| * TODO: consider restoring the original env and object instead of setting |
| * them to NULL in the append() functions. |
| */ |
| parsingContext->env = env; |
| parsingContext->object = object; |
| |
| return env->ExceptionCheck() ? XML_STATUS_ERROR : XML_STATUS_OK; |
| } |
| |
| /** |
| * Expat gives us 'base', but the Java API doesn't expect it, so we don't need it. |
| */ |
| static void unparsedEntityDecl(void* data, const char* name, const char* /*base*/, const char* systemId, const char* publicId, const char* notationName) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| jobject javaParser = parsingContext->object; |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| ScopedLocalRef<jstring> javaName(env, env->NewStringUTF(name)); |
| if (env->ExceptionCheck()) return; |
| ScopedLocalRef<jstring> javaPublicId(env, env->NewStringUTF(publicId)); |
| if (env->ExceptionCheck()) return; |
| ScopedLocalRef<jstring> javaSystemId(env, env->NewStringUTF(systemId)); |
| if (env->ExceptionCheck()) return; |
| ScopedLocalRef<jstring> javaNotationName(env, env->NewStringUTF(notationName)); |
| if (env->ExceptionCheck()) return; |
| |
| env->CallVoidMethod(javaParser, unparsedEntityDeclMethod, javaName.get(), javaPublicId.get(), javaSystemId.get(), javaNotationName.get()); |
| } |
| |
| /** |
| * Expat gives us 'base', but the Java API doesn't expect it, so we don't need it. |
| */ |
| static void notationDecl(void* data, const char* name, const char* /*base*/, const char* systemId, const char* publicId) { |
| ParsingContext* parsingContext = toParsingContext(data); |
| jobject javaParser = parsingContext->object; |
| JNIEnv* env = parsingContext->env; |
| |
| // Bail out if a previously called handler threw an exception. |
| if (env->ExceptionCheck()) return; |
| |
| ScopedLocalRef<jstring> javaName(env, env->NewStringUTF(name)); |
| if (env->ExceptionCheck()) return; |
| ScopedLocalRef<jstring> javaPublicId(env, env->NewStringUTF(publicId)); |
| if (env->ExceptionCheck()) return; |
| ScopedLocalRef<jstring> javaSystemId(env, env->NewStringUTF(systemId)); |
| if (env->ExceptionCheck()) return; |
| |
| env->CallVoidMethod(javaParser, notationDeclMethod, javaName.get(), javaPublicId.get(), javaSystemId.get()); |
| } |
| |
| /** |
| * Creates a new Expat parser. Called from the Java ExpatParser constructor. |
| * |
| * @param object the Java ExpatParser instance |
| * @param javaEncoding the character encoding name |
| * @param processNamespaces true if the parser should handle namespaces |
| * @returns the pointer to the C Expat parser |
| */ |
| static jlong ExpatParser_initialize(JNIEnv* env, jobject object, jstring javaEncoding, |
| jboolean processNamespaces) { |
| // Allocate parsing context. |
| std::unique_ptr<ParsingContext> context(new ParsingContext(object)); |
| if (context.get() == NULL) { |
| jniThrowOutOfMemoryError(env, NULL); |
| return 0; |
| } |
| |
| context->processNamespaces = processNamespaces; |
| |
| // Create a parser. |
| XML_Parser parser; |
| ScopedUtfChars encoding(env, javaEncoding); |
| if (encoding.c_str() == NULL) { |
| return 0; |
| } |
| if (processNamespaces) { |
| // Use '|' to separate URIs from local names. |
| parser = XML_ParserCreateNS(encoding.c_str(), '|'); |
| } else { |
| parser = XML_ParserCreate(encoding.c_str()); |
| } |
| |
| if (parser != NULL) { |
| if (processNamespaces) { |
| XML_SetNamespaceDeclHandler(parser, startNamespace, endNamespace); |
| XML_SetReturnNSTriplet(parser, 1); |
| } |
| |
| XML_SetCdataSectionHandler(parser, startCdata, endCdata); |
| XML_SetCharacterDataHandler(parser, text); |
| XML_SetCommentHandler(parser, comment); |
| XML_SetDoctypeDeclHandler(parser, startDtd, endDtd); |
| XML_SetElementHandler(parser, startElement, endElement); |
| XML_SetExternalEntityRefHandler(parser, handleExternalEntity); |
| XML_SetNotationDeclHandler(parser, notationDecl); |
| XML_SetProcessingInstructionHandler(parser, processingInstruction); |
| XML_SetUnparsedEntityDeclHandler(parser, unparsedEntityDecl); |
| XML_SetUserData(parser, context.release()); |
| } else { |
| jniThrowOutOfMemoryError(env, NULL); |
| return 0; |
| } |
| |
| return fromXMLParser(parser); |
| } |
| |
| /** |
| * Decodes the bytes as characters and parse the characters as XML. This |
| * performs character decoding using the charset specified at XML_Parser |
| * creation. For Java chars, that charset must be UTF-16 so that a Java char[] |
| * can be reinterpreted as a UTF-16 encoded byte[]. appendBytes, appendChars |
| * and appendString all call through this method. |
| */ |
| static void append(JNIEnv* env, jobject object, jlong pointer, |
| const char* bytes, size_t byteOffset, size_t byteCount, jboolean isFinal) { |
| XML_Parser parser = toXMLParser(pointer); |
| ParsingContext* context = toParsingContext(parser); |
| context->env = env; |
| context->object = object; |
| if (!XML_Parse(parser, bytes + byteOffset, byteCount, isFinal) && !env->ExceptionCheck()) { |
| jniThrowExpatException(env, XML_GetErrorCode(parser)); |
| } |
| context->object = NULL; |
| context->env = NULL; |
| } |
| |
| static void ExpatParser_appendBytes(JNIEnv* env, jobject object, jlong pointer, |
| jbyteArray xml, jint byteOffset, jint byteCount) { |
| ScopedByteArrayRO byteArray(env, xml); |
| if (byteArray.get() == NULL) { |
| return; |
| } |
| |
| const char* bytes = reinterpret_cast<const char*>(byteArray.get()); |
| append(env, object, pointer, bytes, byteOffset, byteCount, XML_FALSE); |
| } |
| |
| static void ExpatParser_appendChars(JNIEnv* env, jobject object, jlong pointer, |
| jcharArray xml, jint charOffset, jint charCount) { |
| ScopedCharArrayRO charArray(env, xml); |
| if (charArray.get() == NULL) { |
| return; |
| } |
| |
| const char* bytes = reinterpret_cast<const char*>(charArray.get()); |
| size_t byteOffset = 2 * charOffset; |
| size_t byteCount = 2 * charCount; |
| append(env, object, pointer, bytes, byteOffset, byteCount, XML_FALSE); |
| } |
| |
| static void ExpatParser_appendString(JNIEnv* env, jobject object, jlong pointer, jstring javaXml, jboolean isFinal) { |
| ScopedStringChars xml(env, javaXml); |
| if (xml.get() == NULL) { |
| return; |
| } |
| const char* bytes = reinterpret_cast<const char*>(xml.get()); |
| size_t byteCount = 2 * xml.size(); |
| append(env, object, pointer, bytes, 0, byteCount, isFinal); |
| } |
| |
| /** |
| * Releases parser only. |
| */ |
| static void ExpatParser_releaseParser(JNIEnv*, jobject, jlong address) { |
| XML_ParserFree(toXMLParser(address)); |
| } |
| |
| /** |
| * Cleans up after the parser. Called at garbage collection time. |
| */ |
| static void ExpatParser_release(JNIEnv* env, jobject, jlong address) { |
| XML_Parser parser = toXMLParser(address); |
| |
| ParsingContext* context = toParsingContext(parser); |
| context->env = env; |
| delete context; |
| |
| XML_ParserFree(parser); |
| } |
| |
| static int ExpatParser_line(JNIEnv*, jobject, jlong address) { |
| return XML_GetCurrentLineNumber(toXMLParser(address)); |
| } |
| |
| static int ExpatParser_column(JNIEnv*, jobject, jlong address) { |
| return XML_GetCurrentColumnNumber(toXMLParser(address)); |
| } |
| |
| /** |
| * Gets the URI of the attribute at the given index. |
| * |
| * @param attributePointer to the attribute array |
| * @param index of the attribute |
| * @returns interned Java string containing attribute's URI |
| */ |
| static jstring ExpatAttributes_getURI(JNIEnv* env, jobject, jlong address, |
| jlong attributePointer, jint index) { |
| ParsingContext* context = toParsingContext(toXMLParser(address)); |
| return ExpatElementName(env, context, attributePointer, index).uri(); |
| } |
| |
| /** |
| * Gets the local name of the attribute at the given index. |
| * |
| * @param attributePointer to the attribute array |
| * @param index of the attribute |
| * @returns interned Java string containing attribute's local name |
| */ |
| static jstring ExpatAttributes_getLocalName(JNIEnv* env, jobject, jlong address, |
| jlong attributePointer, jint index) { |
| ParsingContext* context = toParsingContext(toXMLParser(address)); |
| return ExpatElementName(env, context, attributePointer, index).localName(); |
| } |
| |
| /** |
| * Gets the qualified name of the attribute at the given index. |
| * |
| * @param attributePointer to the attribute array |
| * @param index of the attribute |
| * @returns interned Java string containing attribute's local name |
| */ |
| static jstring ExpatAttributes_getQName(JNIEnv* env, jobject, jlong address, |
| jlong attributePointer, jint index) { |
| ParsingContext* context = toParsingContext(toXMLParser(address)); |
| return ExpatElementName(env, context, attributePointer, index).qName(); |
| } |
| |
| /** |
| * Gets the value of the attribute at the given index. |
| * |
| * @param object Java ExpatParser instance |
| * @param attributePointer to the attribute array |
| * @param index of the attribute |
| * @returns Java string containing attribute's value |
| */ |
| static jstring ExpatAttributes_getValueByIndex(JNIEnv* env, jobject, |
| jlong attributePointer, jint index) { |
| const char** attributes = toAttributes(attributePointer); |
| const char* value = attributes[(index * 2) + 1]; |
| return env->NewStringUTF(value); |
| } |
| |
| /** |
| * Gets the index of the attribute with the given qualified name. |
| * |
| * @param attributePointer to the attribute array |
| * @param qName to look for |
| * @returns index of attribute with the given uri and local name or -1 if not |
| * found |
| */ |
| static jint ExpatAttributes_getIndexForQName(JNIEnv* env, jobject, |
| jlong attributePointer, jstring qName) { |
| ScopedUtfChars qNameBytes(env, qName); |
| if (qNameBytes.c_str() == NULL) { |
| return -1; |
| } |
| |
| const char** attributes = toAttributes(attributePointer); |
| int found = -1; |
| for (int index = 0; attributes[index * 2]; ++index) { |
| if (ExpatElementName(NULL, NULL, attributePointer, index).matchesQName(qNameBytes.c_str())) { |
| found = index; |
| break; |
| } |
| } |
| |
| return found; |
| } |
| |
| /** |
| * Gets the index of the attribute with the given URI and name. |
| * |
| * @param attributePointer to the attribute array |
| * @param uri to look for |
| * @param localName to look for |
| * @returns index of attribute with the given uri and local name or -1 if not |
| * found |
| */ |
| static jint ExpatAttributes_getIndex(JNIEnv* env, jobject, jlong attributePointer, |
| jstring uri, jstring localName) { |
| ScopedUtfChars uriBytes(env, uri); |
| if (uriBytes.c_str() == NULL) { |
| return -1; |
| } |
| |
| ScopedUtfChars localNameBytes(env, localName); |
| if (localNameBytes.c_str() == NULL) { |
| return -1; |
| } |
| |
| const char** attributes = toAttributes(attributePointer); |
| for (int index = 0; attributes[index * 2]; ++index) { |
| if (ExpatElementName(NULL, NULL, attributePointer, index).matches(uriBytes.c_str(), |
| localNameBytes.c_str())) { |
| return index; |
| } |
| } |
| return -1; |
| } |
| |
| /** |
| * Gets the value of the attribute with the given qualified name. |
| * |
| * @param attributePointer to the attribute array |
| * @param uri to look for |
| * @param localName to look for |
| * @returns value of attribute with the given uri and local name or NULL if not |
| * found |
| */ |
| static jstring ExpatAttributes_getValueForQName(JNIEnv* env, jobject clazz, |
| jlong attributePointer, jstring qName) { |
| jint index = ExpatAttributes_getIndexForQName(env, clazz, attributePointer, qName); |
| return index == -1 ? NULL |
| : ExpatAttributes_getValueByIndex(env, clazz, attributePointer, index); |
| } |
| |
| /** |
| * Gets the value of the attribute with the given URI and name. |
| * |
| * @param attributePointer to the attribute array |
| * @param uri to look for |
| * @param localName to look for |
| * @returns value of attribute with the given uri and local name or NULL if not |
| * found |
| */ |
| static jstring ExpatAttributes_getValue(JNIEnv* env, jobject clazz, |
| jlong attributePointer, jstring uri, jstring localName) { |
| jint index = ExpatAttributes_getIndex(env, clazz, attributePointer, uri, localName); |
| return index == -1 ? NULL |
| : ExpatAttributes_getValueByIndex(env, clazz, attributePointer, index); |
| } |
| |
| /** |
| * Clones an array of strings. Uses one contiguous block of memory so as to |
| * maximize performance. |
| * |
| * @param address char** to clone |
| * @param count number of attributes |
| */ |
| static jlong ExpatParser_cloneAttributes(JNIEnv* env, jobject, jlong address, jint count) { |
| const char** source = reinterpret_cast<const char**>(static_cast<uintptr_t>(address)); |
| count *= 2; |
| |
| // Figure out how big the buffer needs to be. |
| int arraySize = (count + 1) * sizeof(char*); |
| int totalSize = arraySize; |
| int stringLengths[count]; |
| for (int i = 0; i < count; i++) { |
| int length = strlen(source[i]); |
| stringLengths[i] = length; |
| totalSize += length + 1; |
| } |
| |
| char* buffer = new char[totalSize]; |
| if (buffer == NULL) { |
| jniThrowOutOfMemoryError(env, NULL); |
| return 0; |
| } |
| |
| // Array is at the beginning of the buffer. |
| char** clonedArray = reinterpret_cast<char**>(buffer); |
| clonedArray[count] = NULL; // null terminate |
| |
| // String data follows immediately after. |
| char* destinationString = buffer + arraySize; |
| for (int i = 0; i < count; i++) { |
| const char* sourceString = source[i]; |
| int stringLength = stringLengths[i]; |
| memcpy(destinationString, sourceString, stringLength + 1); |
| clonedArray[i] = destinationString; |
| destinationString += stringLength + 1; |
| } |
| |
| return reinterpret_cast<uintptr_t>(buffer); |
| } |
| |
| /** |
| * Frees cloned attributes. |
| */ |
| static void ExpatAttributes_freeAttributes(JNIEnv*, jobject, jlong pointer) { |
| delete[] reinterpret_cast<char*>(static_cast<uintptr_t>(pointer)); |
| } |
| |
| /** |
| * Called when we initialize our Java parser class. |
| * |
| * @param clazz Java ExpatParser class |
| */ |
| static void ExpatParser_staticInitialize(JNIEnv* env, jobject classObject, jstring empty) { |
| jclass clazz = reinterpret_cast<jclass>(classObject); |
| startElementMethod = env->GetMethodID(clazz, "startElement", |
| "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;JI)V"); |
| if (startElementMethod == NULL) return; |
| |
| endElementMethod = env->GetMethodID(clazz, "endElement", |
| "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V"); |
| if (endElementMethod == NULL) return; |
| |
| textMethod = env->GetMethodID(clazz, "text", "([CI)V"); |
| if (textMethod == NULL) return; |
| |
| commentMethod = env->GetMethodID(clazz, "comment", "([CI)V"); |
| if (commentMethod == NULL) return; |
| |
| startCdataMethod = env->GetMethodID(clazz, "startCdata", "()V"); |
| if (startCdataMethod == NULL) return; |
| |
| endCdataMethod = env->GetMethodID(clazz, "endCdata", "()V"); |
| if (endCdataMethod == NULL) return; |
| |
| startDtdMethod = env->GetMethodID(clazz, "startDtd", |
| "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V"); |
| if (startDtdMethod == NULL) return; |
| |
| endDtdMethod = env->GetMethodID(clazz, "endDtd", "()V"); |
| if (endDtdMethod == NULL) return; |
| |
| startNamespaceMethod = env->GetMethodID(clazz, "startNamespace", |
| "(Ljava/lang/String;Ljava/lang/String;)V"); |
| if (startNamespaceMethod == NULL) return; |
| |
| endNamespaceMethod = env->GetMethodID(clazz, "endNamespace", |
| "(Ljava/lang/String;)V"); |
| if (endNamespaceMethod == NULL) return; |
| |
| processingInstructionMethod = env->GetMethodID(clazz, |
| "processingInstruction", "(Ljava/lang/String;Ljava/lang/String;)V"); |
| if (processingInstructionMethod == NULL) return; |
| |
| handleExternalEntityMethod = env->GetMethodID(clazz, |
| "handleExternalEntity", |
| "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V"); |
| if (handleExternalEntityMethod == NULL) return; |
| |
| notationDeclMethod = env->GetMethodID(clazz, "notationDecl", |
| "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V"); |
| if (notationDeclMethod == NULL) return; |
| |
| unparsedEntityDeclMethod = env->GetMethodID(clazz, "unparsedEntityDecl", |
| "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V"); |
| if (unparsedEntityDeclMethod == NULL) return; |
| |
| internMethod = env->GetMethodID(JniConstants::stringClass, "intern", "()Ljava/lang/String;"); |
| if (internMethod == NULL) return; |
| |
| // Reference to "". |
| emptyString = reinterpret_cast<jstring>(env->NewGlobalRef(empty)); |
| } |
| |
| static JNINativeMethod parserMethods[] = { |
| NATIVE_METHOD(ExpatParser, appendString, "(JLjava/lang/String;Z)V"), |
| NATIVE_METHOD(ExpatParser, appendBytes, "(J[BII)V"), |
| NATIVE_METHOD(ExpatParser, appendChars, "(J[CII)V"), |
| NATIVE_METHOD(ExpatParser, cloneAttributes, "(JI)J"), |
| NATIVE_METHOD(ExpatParser, column, "(J)I"), |
| NATIVE_METHOD(ExpatParser, createEntityParser, "(JLjava/lang/String;)J"), |
| NATIVE_METHOD(ExpatParser, initialize, "(Ljava/lang/String;Z)J"), |
| NATIVE_METHOD(ExpatParser, line, "(J)I"), |
| NATIVE_METHOD(ExpatParser, release, "(J)V"), |
| NATIVE_METHOD(ExpatParser, releaseParser, "(J)V"), |
| NATIVE_METHOD(ExpatParser, staticInitialize, "(Ljava/lang/String;)V"), |
| }; |
| |
| static JNINativeMethod attributeMethods[] = { |
| NATIVE_METHOD(ExpatAttributes, freeAttributes, "(J)V"), |
| NATIVE_METHOD(ExpatAttributes, getIndexForQName, "(JLjava/lang/String;)I"), |
| NATIVE_METHOD(ExpatAttributes, getIndex, "(JLjava/lang/String;Ljava/lang/String;)I"), |
| NATIVE_METHOD(ExpatAttributes, getLocalName, "(JJI)Ljava/lang/String;"), |
| NATIVE_METHOD(ExpatAttributes, getQName, "(JJI)Ljava/lang/String;"), |
| NATIVE_METHOD(ExpatAttributes, getURI, "(JJI)Ljava/lang/String;"), |
| NATIVE_METHOD(ExpatAttributes, getValueByIndex, "(JI)Ljava/lang/String;"), |
| NATIVE_METHOD(ExpatAttributes, getValueForQName, "(JLjava/lang/String;)Ljava/lang/String;"), |
| NATIVE_METHOD(ExpatAttributes, getValue, "(JLjava/lang/String;Ljava/lang/String;)Ljava/lang/String;"), |
| }; |
| void register_org_apache_harmony_xml_ExpatParser(JNIEnv* env) { |
| jniRegisterNativeMethods(env, "org/apache/harmony/xml/ExpatParser", parserMethods, NELEM(parserMethods)); |
| jniRegisterNativeMethods(env, "org/apache/harmony/xml/ExpatAttributes", attributeMethods, NELEM(attributeMethods)); |
| } |