The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #undef LOG_TAG |
| 18 | #define LOG_TAG "CursorWindow" |
| 19 | |
Mark Salyzyn | 8539403 | 2014-04-16 10:28:37 -0700 | [diff] [blame] | 20 | #include <inttypes.h> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 21 | #include <jni.h> |
| 22 | #include <JNIHelp.h> |
| 23 | #include <android_runtime/AndroidRuntime.h> |
| 24 | |
| 25 | #include <utils/Log.h> |
| 26 | #include <utils/String8.h> |
| 27 | #include <utils/String16.h> |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 28 | #include <utils/Unicode.h> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 29 | |
| 30 | #include <stdio.h> |
| 31 | #include <string.h> |
| 32 | #include <unistd.h> |
| 33 | |
Mathias Agopian | 49d2b18 | 2012-02-27 18:11:20 -0800 | [diff] [blame] | 34 | #include <androidfw/CursorWindow.h> |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 35 | #include "android_os_Parcel.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 36 | #include "android_util_Binder.h" |
Jeff Brown | e5360fb | 2011-10-31 17:48:13 -0700 | [diff] [blame] | 37 | #include "android_database_SQLiteCommon.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 38 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 39 | namespace android { |
| 40 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 41 | static struct { |
| 42 | jfieldID data; |
| 43 | jfieldID sizeCopied; |
| 44 | } gCharArrayBufferClassInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 46 | static jstring gEmptyString; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 47 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 48 | static void throwExceptionWithRowCol(JNIEnv* env, jint row, jint column) { |
| 49 | String8 msg; |
| 50 | msg.appendFormat("Couldn't read row %d, col %d from CursorWindow. " |
| 51 | "Make sure the Cursor is initialized correctly before accessing data from it.", |
| 52 | row, column); |
| 53 | jniThrowException(env, "java/lang/IllegalStateException", msg.string()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 54 | } |
| 55 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 56 | static void throwUnknownTypeException(JNIEnv * env, jint type) { |
| 57 | String8 msg; |
| 58 | msg.appendFormat("UNKNOWN type %d", type); |
| 59 | jniThrowException(env, "java/lang/IllegalStateException", msg.string()); |
| 60 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 61 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 62 | static jlong nativeCreate(JNIEnv* env, jclass clazz, jstring nameObj, jint cursorWindowSize) { |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 63 | String8 name; |
Jeff Brown | 5a05c23 | 2012-01-12 12:04:22 -0800 | [diff] [blame] | 64 | const char* nameStr = env->GetStringUTFChars(nameObj, NULL); |
| 65 | name.setTo(nameStr); |
| 66 | env->ReleaseStringUTFChars(nameObj, nameStr); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 67 | |
| 68 | CursorWindow* window; |
Jeff Brown | 5e5d6d8 | 2011-10-12 15:41:34 -0700 | [diff] [blame] | 69 | status_t status = CursorWindow::create(name, cursorWindowSize, &window); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 70 | if (status || !window) { |
Steve Block | 3762c31 | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 71 | ALOGE("Could not allocate CursorWindow '%s' of size %d due to error %d.", |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 72 | name.string(), cursorWindowSize, status); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 73 | return 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 74 | } |
| 75 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 76 | LOG_WINDOW("nativeInitializeEmpty: window = %p", window); |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 77 | return reinterpret_cast<jlong>(window); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 78 | } |
| 79 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 80 | static jlong nativeCreateFromParcel(JNIEnv* env, jclass clazz, jobject parcelObj) { |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 81 | Parcel* parcel = parcelForJavaObject(env, parcelObj); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 82 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 83 | CursorWindow* window; |
| 84 | status_t status = CursorWindow::createFromParcel(parcel, &window); |
| 85 | if (status || !window) { |
Steve Block | 3762c31 | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 86 | ALOGE("Could not create CursorWindow from Parcel due to error %d.", status); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 87 | return 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 88 | } |
| 89 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 90 | LOG_WINDOW("nativeInitializeFromBinder: numRows = %d, numColumns = %d, window = %p", |
| 91 | window->getNumRows(), window->getNumColumns(), window); |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 92 | return reinterpret_cast<jlong>(window); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 93 | } |
| 94 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 95 | static void nativeDispose(JNIEnv* env, jclass clazz, jlong windowPtr) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 96 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 97 | if (window) { |
| 98 | LOG_WINDOW("Closing window %p", window); |
| 99 | delete window; |
| 100 | } |
| 101 | } |
| 102 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 103 | static jstring nativeGetName(JNIEnv* env, jclass clazz, jlong windowPtr) { |
Jeff Brown | 650de3d | 2011-10-27 14:52:28 -0700 | [diff] [blame] | 104 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 105 | return env->NewStringUTF(window->name().string()); |
| 106 | } |
| 107 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 108 | static void nativeWriteToParcel(JNIEnv * env, jclass clazz, jlong windowPtr, |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 109 | jobject parcelObj) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 110 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 111 | Parcel* parcel = parcelForJavaObject(env, parcelObj); |
| 112 | |
| 113 | status_t status = window->writeToParcel(parcel); |
| 114 | if (status) { |
| 115 | String8 msg; |
| 116 | msg.appendFormat("Could not write CursorWindow to Parcel due to error %d.", status); |
| 117 | jniThrowRuntimeException(env, msg.string()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 118 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 119 | } |
| 120 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 121 | static void nativeClear(JNIEnv * env, jclass clazz, jlong windowPtr) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 122 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 123 | LOG_WINDOW("Clearing window %p", window); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 124 | status_t status = window->clear(); |
| 125 | if (status) { |
| 126 | LOG_WINDOW("Could not clear window. error=%d", status); |
| 127 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 128 | } |
| 129 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 130 | static jint nativeGetNumRows(JNIEnv* env, jclass clazz, jlong windowPtr) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 131 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 132 | return window->getNumRows(); |
| 133 | } |
| 134 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 135 | static jboolean nativeSetNumColumns(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 136 | jint columnNum) { |
| 137 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 138 | status_t status = window->setNumColumns(columnNum); |
| 139 | return status == OK; |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 140 | } |
| 141 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 142 | static jboolean nativeAllocRow(JNIEnv* env, jclass clazz, jlong windowPtr) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 143 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 144 | status_t status = window->allocRow(); |
| 145 | return status == OK; |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 146 | } |
| 147 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 148 | static void nativeFreeLastRow(JNIEnv* env, jclass clazz, jlong windowPtr) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 149 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 150 | window->freeLastRow(); |
| 151 | } |
| 152 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 153 | static jint nativeGetType(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 154 | jint row, jint column) { |
| 155 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 156 | LOG_WINDOW("returning column type affinity for %d,%d from %p", row, column, window); |
| 157 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 158 | CursorWindow::FieldSlot* fieldSlot = window->getFieldSlot(row, column); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 159 | if (!fieldSlot) { |
Jeff Brown | aa32c30 | 2011-10-07 13:15:59 -0700 | [diff] [blame] | 160 | // FIXME: This is really broken but we have CTS tests that depend |
| 161 | // on this legacy behavior. |
| 162 | //throwExceptionWithRowCol(env, row, column); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 163 | return CursorWindow::FIELD_TYPE_NULL; |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 164 | } |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 165 | return window->getFieldSlotType(fieldSlot); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 166 | } |
| 167 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 168 | static jbyteArray nativeGetBlob(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 169 | jint row, jint column) { |
| 170 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 171 | LOG_WINDOW("Getting blob for %d,%d from %p", row, column, window); |
| 172 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 173 | CursorWindow::FieldSlot* fieldSlot = window->getFieldSlot(row, column); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 174 | if (!fieldSlot) { |
| 175 | throwExceptionWithRowCol(env, row, column); |
| 176 | return NULL; |
| 177 | } |
| 178 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 179 | int32_t type = window->getFieldSlotType(fieldSlot); |
| 180 | if (type == CursorWindow::FIELD_TYPE_BLOB || type == CursorWindow::FIELD_TYPE_STRING) { |
| 181 | size_t size; |
| 182 | const void* value = window->getFieldSlotValueBlob(fieldSlot, &size); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 183 | jbyteArray byteArray = env->NewByteArray(size); |
| 184 | if (!byteArray) { |
| 185 | env->ExceptionClear(); |
| 186 | throw_sqlite3_exception(env, "Native could not create new byte[]"); |
| 187 | return NULL; |
| 188 | } |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 189 | env->SetByteArrayRegion(byteArray, 0, size, static_cast<const jbyte*>(value)); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 190 | return byteArray; |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 191 | } else if (type == CursorWindow::FIELD_TYPE_INTEGER) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 192 | throw_sqlite3_exception(env, "INTEGER data in nativeGetBlob "); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 193 | } else if (type == CursorWindow::FIELD_TYPE_FLOAT) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 194 | throw_sqlite3_exception(env, "FLOAT data in nativeGetBlob "); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 195 | } else if (type == CursorWindow::FIELD_TYPE_NULL) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 196 | // do nothing |
| 197 | } else { |
| 198 | throwUnknownTypeException(env, type); |
| 199 | } |
| 200 | return NULL; |
| 201 | } |
| 202 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 203 | static jstring nativeGetString(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 204 | jint row, jint column) { |
| 205 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 206 | LOG_WINDOW("Getting string for %d,%d from %p", row, column, window); |
| 207 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 208 | CursorWindow::FieldSlot* fieldSlot = window->getFieldSlot(row, column); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 209 | if (!fieldSlot) { |
| 210 | throwExceptionWithRowCol(env, row, column); |
| 211 | return NULL; |
| 212 | } |
| 213 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 214 | int32_t type = window->getFieldSlotType(fieldSlot); |
| 215 | if (type == CursorWindow::FIELD_TYPE_STRING) { |
| 216 | size_t sizeIncludingNull; |
| 217 | const char* value = window->getFieldSlotValueString(fieldSlot, &sizeIncludingNull); |
| 218 | if (sizeIncludingNull <= 1) { |
Jeff Brown | 715311f | 2011-10-07 14:17:09 -0700 | [diff] [blame] | 219 | return gEmptyString; |
| 220 | } |
| 221 | // Convert to UTF-16 here instead of calling NewStringUTF. NewStringUTF |
| 222 | // doesn't like UTF-8 strings with high codepoints. It actually expects |
| 223 | // Modified UTF-8 with encoded surrogate pairs. |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 224 | String16 utf16(value, sizeIncludingNull - 1); |
Jeff Brown | 715311f | 2011-10-07 14:17:09 -0700 | [diff] [blame] | 225 | return env->NewString(reinterpret_cast<const jchar*>(utf16.string()), utf16.size()); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 226 | } else if (type == CursorWindow::FIELD_TYPE_INTEGER) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 227 | int64_t value = window->getFieldSlotValueLong(fieldSlot); |
| 228 | char buf[32]; |
Mark Salyzyn | 8539403 | 2014-04-16 10:28:37 -0700 | [diff] [blame] | 229 | snprintf(buf, sizeof(buf), "%" PRId64, value); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 230 | return env->NewStringUTF(buf); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 231 | } else if (type == CursorWindow::FIELD_TYPE_FLOAT) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 232 | double value = window->getFieldSlotValueDouble(fieldSlot); |
| 233 | char buf[32]; |
| 234 | snprintf(buf, sizeof(buf), "%g", value); |
| 235 | return env->NewStringUTF(buf); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 236 | } else if (type == CursorWindow::FIELD_TYPE_NULL) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 237 | return NULL; |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 238 | } else if (type == CursorWindow::FIELD_TYPE_BLOB) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 239 | throw_sqlite3_exception(env, "Unable to convert BLOB to string"); |
| 240 | return NULL; |
| 241 | } else { |
| 242 | throwUnknownTypeException(env, type); |
| 243 | return NULL; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 244 | } |
| 245 | } |
| 246 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 247 | static jcharArray allocCharArrayBuffer(JNIEnv* env, jobject bufferObj, size_t size) { |
| 248 | jcharArray dataObj = jcharArray(env->GetObjectField(bufferObj, |
| 249 | gCharArrayBufferClassInfo.data)); |
| 250 | if (dataObj && size) { |
| 251 | jsize capacity = env->GetArrayLength(dataObj); |
| 252 | if (size_t(capacity) < size) { |
| 253 | env->DeleteLocalRef(dataObj); |
| 254 | dataObj = NULL; |
| 255 | } |
| 256 | } |
| 257 | if (!dataObj) { |
| 258 | jsize capacity = size; |
| 259 | if (capacity < 64) { |
| 260 | capacity = 64; |
| 261 | } |
| 262 | dataObj = env->NewCharArray(capacity); // might throw OOM |
| 263 | if (dataObj) { |
| 264 | env->SetObjectField(bufferObj, gCharArrayBufferClassInfo.data, dataObj); |
| 265 | } |
| 266 | } |
| 267 | return dataObj; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 268 | } |
| 269 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 270 | static void fillCharArrayBufferUTF(JNIEnv* env, jobject bufferObj, |
| 271 | const char* str, size_t len) { |
| 272 | ssize_t size = utf8_to_utf16_length(reinterpret_cast<const uint8_t*>(str), len); |
| 273 | if (size < 0) { |
| 274 | size = 0; // invalid UTF8 string |
| 275 | } |
| 276 | jcharArray dataObj = allocCharArrayBuffer(env, bufferObj, size); |
| 277 | if (dataObj) { |
| 278 | if (size) { |
| 279 | jchar* data = static_cast<jchar*>(env->GetPrimitiveArrayCritical(dataObj, NULL)); |
Jeff Brown | d0ff68d | 2011-10-07 13:28:18 -0700 | [diff] [blame] | 280 | utf8_to_utf16_no_null_terminator(reinterpret_cast<const uint8_t*>(str), len, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 281 | reinterpret_cast<char16_t*>(data)); |
| 282 | env->ReleasePrimitiveArrayCritical(dataObj, data, 0); |
| 283 | } |
| 284 | env->SetIntField(bufferObj, gCharArrayBufferClassInfo.sizeCopied, size); |
| 285 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 286 | } |
| 287 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 288 | static void clearCharArrayBuffer(JNIEnv* env, jobject bufferObj) { |
| 289 | jcharArray dataObj = allocCharArrayBuffer(env, bufferObj, 0); |
| 290 | if (dataObj) { |
| 291 | env->SetIntField(bufferObj, gCharArrayBufferClassInfo.sizeCopied, 0); |
| 292 | } |
| 293 | } |
| 294 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 295 | static void nativeCopyStringToBuffer(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 296 | jint row, jint column, jobject bufferObj) { |
| 297 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 298 | LOG_WINDOW("Copying string for %d,%d from %p", row, column, window); |
| 299 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 300 | CursorWindow::FieldSlot* fieldSlot = window->getFieldSlot(row, column); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 301 | if (!fieldSlot) { |
| 302 | throwExceptionWithRowCol(env, row, column); |
| 303 | return; |
| 304 | } |
| 305 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 306 | int32_t type = window->getFieldSlotType(fieldSlot); |
| 307 | if (type == CursorWindow::FIELD_TYPE_STRING) { |
| 308 | size_t sizeIncludingNull; |
| 309 | const char* value = window->getFieldSlotValueString(fieldSlot, &sizeIncludingNull); |
| 310 | if (sizeIncludingNull > 1) { |
| 311 | fillCharArrayBufferUTF(env, bufferObj, value, sizeIncludingNull - 1); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 312 | } else { |
| 313 | clearCharArrayBuffer(env, bufferObj); |
| 314 | } |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 315 | } else if (type == CursorWindow::FIELD_TYPE_INTEGER) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 316 | int64_t value = window->getFieldSlotValueLong(fieldSlot); |
| 317 | char buf[32]; |
Mark Salyzyn | 8539403 | 2014-04-16 10:28:37 -0700 | [diff] [blame] | 318 | snprintf(buf, sizeof(buf), "%" PRId64, value); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 319 | fillCharArrayBufferUTF(env, bufferObj, buf, strlen(buf)); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 320 | } else if (type == CursorWindow::FIELD_TYPE_FLOAT) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 321 | double value = window->getFieldSlotValueDouble(fieldSlot); |
| 322 | char buf[32]; |
| 323 | snprintf(buf, sizeof(buf), "%g", value); |
| 324 | fillCharArrayBufferUTF(env, bufferObj, buf, strlen(buf)); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 325 | } else if (type == CursorWindow::FIELD_TYPE_NULL) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 326 | clearCharArrayBuffer(env, bufferObj); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 327 | } else if (type == CursorWindow::FIELD_TYPE_BLOB) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 328 | throw_sqlite3_exception(env, "Unable to convert BLOB to string"); |
| 329 | } else { |
| 330 | throwUnknownTypeException(env, type); |
| 331 | } |
| 332 | } |
| 333 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 334 | static jlong nativeGetLong(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 335 | jint row, jint column) { |
| 336 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 337 | LOG_WINDOW("Getting long for %d,%d from %p", row, column, window); |
| 338 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 339 | CursorWindow::FieldSlot* fieldSlot = window->getFieldSlot(row, column); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 340 | if (!fieldSlot) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 341 | throwExceptionWithRowCol(env, row, column); |
| 342 | return 0; |
| 343 | } |
| 344 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 345 | int32_t type = window->getFieldSlotType(fieldSlot); |
| 346 | if (type == CursorWindow::FIELD_TYPE_INTEGER) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 347 | return window->getFieldSlotValueLong(fieldSlot); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 348 | } else if (type == CursorWindow::FIELD_TYPE_STRING) { |
| 349 | size_t sizeIncludingNull; |
| 350 | const char* value = window->getFieldSlotValueString(fieldSlot, &sizeIncludingNull); |
| 351 | return sizeIncludingNull > 1 ? strtoll(value, NULL, 0) : 0L; |
| 352 | } else if (type == CursorWindow::FIELD_TYPE_FLOAT) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 353 | return jlong(window->getFieldSlotValueDouble(fieldSlot)); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 354 | } else if (type == CursorWindow::FIELD_TYPE_NULL) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 355 | return 0; |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 356 | } else if (type == CursorWindow::FIELD_TYPE_BLOB) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 357 | throw_sqlite3_exception(env, "Unable to convert BLOB to long"); |
| 358 | return 0; |
| 359 | } else { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 360 | throwUnknownTypeException(env, type); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 361 | return 0; |
| 362 | } |
| 363 | } |
| 364 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 365 | static jdouble nativeGetDouble(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 366 | jint row, jint column) { |
| 367 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
| 368 | LOG_WINDOW("Getting double for %d,%d from %p", row, column, window); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 369 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 370 | CursorWindow::FieldSlot* fieldSlot = window->getFieldSlot(row, column); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 371 | if (!fieldSlot) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 372 | throwExceptionWithRowCol(env, row, column); |
| 373 | return 0.0; |
| 374 | } |
| 375 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 376 | int32_t type = window->getFieldSlotType(fieldSlot); |
| 377 | if (type == CursorWindow::FIELD_TYPE_FLOAT) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 378 | return window->getFieldSlotValueDouble(fieldSlot); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 379 | } else if (type == CursorWindow::FIELD_TYPE_STRING) { |
| 380 | size_t sizeIncludingNull; |
| 381 | const char* value = window->getFieldSlotValueString(fieldSlot, &sizeIncludingNull); |
| 382 | return sizeIncludingNull > 1 ? strtod(value, NULL) : 0.0; |
| 383 | } else if (type == CursorWindow::FIELD_TYPE_INTEGER) { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 384 | return jdouble(window->getFieldSlotValueLong(fieldSlot)); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 385 | } else if (type == CursorWindow::FIELD_TYPE_NULL) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 386 | return 0.0; |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 387 | } else if (type == CursorWindow::FIELD_TYPE_BLOB) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 388 | throw_sqlite3_exception(env, "Unable to convert BLOB to double"); |
| 389 | return 0.0; |
| 390 | } else { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 391 | throwUnknownTypeException(env, type); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 392 | return 0.0; |
| 393 | } |
| 394 | } |
| 395 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 396 | static jboolean nativePutBlob(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 397 | jbyteArray valueObj, jint row, jint column) { |
| 398 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 399 | jsize len = env->GetArrayLength(valueObj); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 400 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 401 | void* value = env->GetPrimitiveArrayCritical(valueObj, NULL); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 402 | status_t status = window->putBlob(row, column, value, len); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 403 | env->ReleasePrimitiveArrayCritical(valueObj, value, JNI_ABORT); |
| 404 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 405 | if (status) { |
| 406 | LOG_WINDOW("Failed to put blob. error=%d", status); |
| 407 | return false; |
| 408 | } |
| 409 | |
| 410 | LOG_WINDOW("%d,%d is BLOB with %u bytes", row, column, len); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 411 | return true; |
| 412 | } |
| 413 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 414 | static jboolean nativePutString(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 415 | jstring valueObj, jint row, jint column) { |
| 416 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 417 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 418 | size_t sizeIncludingNull = env->GetStringUTFLength(valueObj) + 1; |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 419 | const char* valueStr = env->GetStringUTFChars(valueObj, NULL); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 420 | if (!valueStr) { |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 421 | LOG_WINDOW("value can't be transferred to UTFChars"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 422 | return false; |
| 423 | } |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 424 | status_t status = window->putString(row, column, valueStr, sizeIncludingNull); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 425 | env->ReleaseStringUTFChars(valueObj, valueStr); |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 426 | |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 427 | if (status) { |
| 428 | LOG_WINDOW("Failed to put string. error=%d", status); |
| 429 | return false; |
| 430 | } |
| 431 | |
| 432 | LOG_WINDOW("%d,%d is TEXT with %u bytes", row, column, sizeIncludingNull); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 433 | return true; |
| 434 | } |
| 435 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 436 | static jboolean nativePutLong(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 437 | jlong value, jint row, jint column) { |
| 438 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 439 | status_t status = window->putLong(row, column, value); |
| 440 | |
| 441 | if (status) { |
| 442 | LOG_WINDOW("Failed to put long. error=%d", status); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 443 | return false; |
| 444 | } |
| 445 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 446 | LOG_WINDOW("%d,%d is INTEGER 0x%016llx", row, column, value); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 447 | return true; |
| 448 | } |
| 449 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 450 | static jboolean nativePutDouble(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 451 | jdouble value, jint row, jint column) { |
| 452 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 453 | status_t status = window->putDouble(row, column, value); |
| 454 | |
| 455 | if (status) { |
| 456 | LOG_WINDOW("Failed to put double. error=%d", status); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 457 | return false; |
| 458 | } |
| 459 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 460 | LOG_WINDOW("%d,%d is FLOAT %lf", row, column, value); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 461 | return true; |
| 462 | } |
| 463 | |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 464 | static jboolean nativePutNull(JNIEnv* env, jclass clazz, jlong windowPtr, |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 465 | jint row, jint column) { |
| 466 | CursorWindow* window = reinterpret_cast<CursorWindow*>(windowPtr); |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 467 | status_t status = window->putNull(row, column); |
| 468 | |
| 469 | if (status) { |
| 470 | LOG_WINDOW("Failed to put null. error=%d", status); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 471 | return false; |
| 472 | } |
| 473 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 474 | LOG_WINDOW("%d,%d is NULL", row, column); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 475 | return true; |
| 476 | } |
| 477 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 478 | static JNINativeMethod sMethods[] = |
| 479 | { |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 480 | /* name, signature, funcPtr */ |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 481 | { "nativeCreate", "(Ljava/lang/String;I)J", |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 482 | (void*)nativeCreate }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 483 | { "nativeCreateFromParcel", "(Landroid/os/Parcel;)J", |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 484 | (void*)nativeCreateFromParcel }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 485 | { "nativeDispose", "(J)V", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 486 | (void*)nativeDispose }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 487 | { "nativeWriteToParcel", "(JLandroid/os/Parcel;)V", |
Jeff Brown | 0cde89f | 2011-10-10 14:50:10 -0700 | [diff] [blame] | 488 | (void*)nativeWriteToParcel }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 489 | { "nativeGetName", "(J)Ljava/lang/String;", |
Jeff Brown | 650de3d | 2011-10-27 14:52:28 -0700 | [diff] [blame] | 490 | (void*)nativeGetName }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 491 | { "nativeClear", "(J)V", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 492 | (void*)nativeClear }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 493 | { "nativeGetNumRows", "(J)I", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 494 | (void*)nativeGetNumRows }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 495 | { "nativeSetNumColumns", "(JI)Z", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 496 | (void*)nativeSetNumColumns }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 497 | { "nativeAllocRow", "(J)Z", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 498 | (void*)nativeAllocRow }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 499 | { "nativeFreeLastRow", "(J)V", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 500 | (void*)nativeFreeLastRow }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 501 | { "nativeGetType", "(JII)I", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 502 | (void*)nativeGetType }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 503 | { "nativeGetBlob", "(JII)[B", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 504 | (void*)nativeGetBlob }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 505 | { "nativeGetString", "(JII)Ljava/lang/String;", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 506 | (void*)nativeGetString }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 507 | { "nativeGetLong", "(JII)J", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 508 | (void*)nativeGetLong }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 509 | { "nativeGetDouble", "(JII)D", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 510 | (void*)nativeGetDouble }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 511 | { "nativeCopyStringToBuffer", "(JIILandroid/database/CharArrayBuffer;)V", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 512 | (void*)nativeCopyStringToBuffer }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 513 | { "nativePutBlob", "(J[BII)Z", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 514 | (void*)nativePutBlob }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 515 | { "nativePutString", "(JLjava/lang/String;II)Z", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 516 | (void*)nativePutString }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 517 | { "nativePutLong", "(JJII)Z", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 518 | (void*)nativePutLong }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 519 | { "nativePutDouble", "(JDII)Z", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 520 | (void*)nativePutDouble }, |
Ashok Bhat | 738702d | 2014-01-02 13:42:56 +0000 | [diff] [blame] | 521 | { "nativePutNull", "(JII)Z", |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 522 | (void*)nativePutNull }, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 523 | }; |
| 524 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 525 | #define FIND_CLASS(var, className) \ |
| 526 | var = env->FindClass(className); \ |
| 527 | LOG_FATAL_IF(! var, "Unable to find class " className); |
| 528 | |
| 529 | #define GET_FIELD_ID(var, clazz, fieldName, fieldDescriptor) \ |
| 530 | var = env->GetFieldID(clazz, fieldName, fieldDescriptor); \ |
| 531 | LOG_FATAL_IF(! var, "Unable to find field " fieldName); |
| 532 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 533 | int register_android_database_CursorWindow(JNIEnv * env) |
| 534 | { |
| 535 | jclass clazz; |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 536 | FIND_CLASS(clazz, "android/database/CharArrayBuffer"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 537 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 538 | GET_FIELD_ID(gCharArrayBufferClassInfo.data, clazz, |
| 539 | "data", "[C"); |
| 540 | GET_FIELD_ID(gCharArrayBufferClassInfo.sizeCopied, clazz, |
| 541 | "sizeCopied", "I"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 542 | |
Jeff Brown | 3bc6bbc | 2011-10-06 13:11:04 -0700 | [diff] [blame] | 543 | gEmptyString = jstring(env->NewGlobalRef(env->NewStringUTF(""))); |
| 544 | LOG_FATAL_IF(!gEmptyString, "Unable to create empty string"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 545 | |
| 546 | return AndroidRuntime::registerNativeMethods(env, "android/database/CursorWindow", |
| 547 | sMethods, NELEM(sMethods)); |
| 548 | } |
| 549 | |
| 550 | } // namespace android |