19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* //device/libs/android_runtime/android_util_StringBlock.cpp 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Copyright 2006, The Android Open Source Project 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 58451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** Licensed under the Apache License, Version 2.0 (the "License"); 68451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** you may not use this file except in compliance with the License. 78451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** You may obtain a copy of the License at 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 98451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** http://www.apache.org/licenses/LICENSE-2.0 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 118451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** Unless required by applicable law or agreed to in writing, software 128451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** distributed under the License is distributed on an "AS IS" BASIS, 138451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 148451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes** See the License for the specific language governing permissions and 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** limitations under the License. 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project*/ 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define LOG_TAG "StringBlock" 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "jni.h" 212279b2534272282a5b5152723235da397e49195cSteven Moreland#include <nativehelper/JNIHelp.h> 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/misc.h> 23ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe#include <core_jni_helpers.h> 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/Log.h> 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26b13b9bdad2baf6ad1ec2e56b6b7598fa20f55fc4Mathias Agopian#include <androidfw/ResourceTypes.h> 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdio.h> 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhatstatic jlong android_content_StringBlock_nativeCreate(JNIEnv* env, jobject clazz, 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jbyteArray bArray, 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint off, jint len) 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (bArray == NULL) { 398451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes jniThrowNullPointerException(env, NULL); 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jsize bLen = env->GetArrayLength(bArray); 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (off < 0 || off >= bLen || len < 0 || len > bLen || (off+len) > bLen) { 458451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes jniThrowException(env, "java/lang/IndexOutOfBoundsException", NULL); 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jbyte* b = env->GetByteArrayElements(bArray, NULL); 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ResStringPool* osb = new ResStringPool(b+off, len, true); 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseByteArrayElements(bArray, b, 0); 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (osb == NULL || osb->getError() != NO_ERROR) { 548451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes jniThrowException(env, "java/lang/IllegalArgumentException", NULL); 55218a313bb051e9dc1c774425d698b0832cb3de16You Kim delete osb; 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 59896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat return reinterpret_cast<jlong>(osb); 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_content_StringBlock_nativeGetSize(JNIEnv* env, jobject clazz, 63896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat jlong token) 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 65896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat ResStringPool* osb = reinterpret_cast<ResStringPool*>(token); 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (osb == NULL) { 678451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes jniThrowNullPointerException(env, NULL); 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return osb->size(); 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jstring android_content_StringBlock_nativeGetString(JNIEnv* env, jobject clazz, 75896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat jlong token, jint idx) 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 77896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat ResStringPool* osb = reinterpret_cast<ResStringPool*>(token); 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (osb == NULL) { 798451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes jniThrowNullPointerException(env, NULL); 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t len; 84780d2a1b714724d85227141c76b3c64f543f00b4Kenny Root const char* str8 = osb->string8At(idx, &len); 85780d2a1b714724d85227141c76b3c64f543f00b4Kenny Root if (str8 != NULL) { 86780d2a1b714724d85227141c76b3c64f543f00b4Kenny Root return env->NewStringUTF(str8); 87780d2a1b714724d85227141c76b3c64f543f00b4Kenny Root } 88780d2a1b714724d85227141c76b3c64f543f00b4Kenny Root 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char16_t* str = osb->stringAt(idx, &len); 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (str == NULL) { 918451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes jniThrowException(env, "java/lang/IndexOutOfBoundsException", NULL); 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return env->NewString((const jchar*)str, len); 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jintArray android_content_StringBlock_nativeGetStyle(JNIEnv* env, jobject clazz, 99896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat jlong token, jint idx) 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 101896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat ResStringPool* osb = reinterpret_cast<ResStringPool*>(token); 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (osb == NULL) { 1038451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes jniThrowNullPointerException(env, NULL); 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const ResStringPool_span* spans = osb->styleAt(idx); 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spans == NULL) { 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const ResStringPool_span* pos = spans; 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int num = 0; 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (pos->name.index != ResStringPool_span::END) { 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project num++; 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project pos++; 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (num == 0) { 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jintArray array = env->NewIntArray((num*sizeof(ResStringPool_span))/sizeof(jint)); 1248451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes if (array == NULL) { // NewIntArray already threw OutOfMemoryError. 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project num = 0; 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static const int numInts = sizeof(ResStringPool_span)/sizeof(jint); 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (spans->name.index != ResStringPool_span::END) { 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntArrayRegion(array, 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project num*numInts, numInts, 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (jint*)spans); 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project spans++; 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project num++; 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return array; 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_content_StringBlock_nativeDestroy(JNIEnv* env, jobject clazz, 142896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat jlong token) 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 144896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat ResStringPool* osb = reinterpret_cast<ResStringPool*>(token); 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (osb == NULL) { 1468451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes jniThrowNullPointerException(env, NULL); 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete osb; 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * JNI registration. 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15876f6a86de25e1bf74717e047e55fd44b089673f3Daniel Micaystatic const JNINativeMethod gStringBlockMethods[] = { 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* name, signature, funcPtr */ 160896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat { "nativeCreate", "([BII)J", 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*) android_content_StringBlock_nativeCreate }, 162896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat { "nativeGetSize", "(J)I", 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*) android_content_StringBlock_nativeGetSize }, 164896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat { "nativeGetString", "(JI)Ljava/lang/String;", 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*) android_content_StringBlock_nativeGetString }, 166896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat { "nativeGetStyle", "(JI)[I", 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*) android_content_StringBlock_nativeGetStyle }, 168896043d67d3ac75760bd99db8a1561e31ebee1e1Ashok Bhat { "nativeDestroy", "(J)V", 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*) android_content_StringBlock_nativeDestroy }, 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_content_StringBlock(JNIEnv* env) 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 174ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe return RegisterMethodsOrDie(env, 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "android/content/res/StringBlock", gStringBlockMethods, NELEM(gStringBlockMethods)); 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; // namespace android 179