| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_connectivity.hxx" |
| #include "hsqldb/HStorageAccess.hxx" |
| #include <comphelper/processfactory.hxx> |
| #include <com/sun/star/embed/XStorage.hpp> |
| #include <com/sun/star/embed/ElementModes.hpp> |
| #include <com/sun/star/io/XStream.hpp> |
| #include "hsqldb/HStorageMap.hxx" |
| #include "hsqldb/StorageNativeInputStream.h" |
| #include "accesslog.hxx" |
| #include "diagnose_ex.h" |
| |
| #include <string.h> |
| |
| using namespace ::com::sun::star::container; |
| using namespace ::com::sun::star::uno; |
| using namespace ::com::sun::star::embed; |
| using namespace ::com::sun::star::io; |
| using namespace ::com::sun::star::lang; |
| using namespace ::connectivity::hsqldb; |
| |
| #define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) ) |
| #define ThrowException(env, type, msg) { \ |
| env->ThrowNew(env->FindClass(type), msg); } |
| |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: openStream |
| * Signature: (Ljava/lang/String;Ljava/lang/String;I)V |
| */ |
| SAL_DLLPUBLIC_EXPORT void JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_openStream |
| (JNIEnv * env, jobject /*obj_this*/,jstring name, jstring key, jint mode) |
| { |
| #ifdef HSQLDB_DBG |
| { |
| OperationLogFile( env, name, "data" ).logOperation( "openStream" ); |
| LogFile( env, name, "data" ).create(); |
| } |
| #endif |
| |
| StorageContainer::registerStream(env,name,key,mode); |
| } |
| // ----------------------------------------------------------------------------- |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: close |
| * Signature: (Ljava/lang/String;Ljava/lang/String;)V |
| */ |
| SAL_DLLPUBLIC_EXPORT void JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_close |
| (JNIEnv * env, jobject /*obj_this*/,jstring name, jstring key) |
| { |
| #ifdef HSQLDB_DBG |
| { |
| ::rtl::OUString sKey = StorageContainer::jstring2ustring(env,key); |
| ::rtl::OUString sName = StorageContainer::jstring2ustring(env,name); |
| } |
| #endif |
| ::boost::shared_ptr<StreamHelper> pHelper = StorageContainer::getRegisteredStream(env,name,key); |
| Reference< XOutputStream> xFlush = pHelper.get() ? pHelper->getOutputStream() : Reference< XOutputStream>(); |
| if ( xFlush.is() ) |
| try |
| { |
| xFlush->flush(); |
| } |
| catch(Exception&) |
| { |
| OSL_ENSURE( false, "NativeStorageAccess::close: caught an exception while flushing!" ); |
| } |
| #ifdef HSQLDB_DBG |
| { |
| OperationLogFile aOpLog( env, name, "data" ); |
| aOpLog.logOperation( "close" ); |
| aOpLog.close(); |
| |
| LogFile aDataLog( env, name, "data" ); |
| aDataLog.close(); |
| } |
| #endif |
| |
| StorageContainer::revokeStream(env,name,key); |
| } |
| // ----------------------------------------------------------------------------- |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: getFilePointer |
| * Signature: (Ljava/lang/String;Ljava/lang/String;)J |
| */ |
| SAL_DLLPUBLIC_EXPORT jlong JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_getFilePointer |
| (JNIEnv * env, jobject /*obj_this*/,jstring name, jstring key) |
| { |
| #ifdef HSQLDB_DBG |
| OperationLogFile aOpLog( env, name, "data" ); |
| aOpLog.logOperation( "getFilePointer" ); |
| #endif |
| |
| ::boost::shared_ptr<StreamHelper> pHelper = StorageContainer::getRegisteredStream(env,name,key); |
| OSL_ENSURE(pHelper.get(),"No stream helper!"); |
| |
| jlong nReturn = pHelper.get() ? pHelper->getSeek()->getPosition() : jlong(0); |
| #ifdef HSQLDB_DBG |
| aOpLog.logReturn( nReturn ); |
| #endif |
| return nReturn; |
| } |
| // ----------------------------------------------------------------------------- |
| |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: length |
| * Signature: (Ljava/lang/String;Ljava/lang/String;)J |
| */ |
| SAL_DLLPUBLIC_EXPORT jlong JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_length |
| (JNIEnv * env, jobject /*obj_this*/,jstring name, jstring key) |
| { |
| #ifdef HSQLDB_DBG |
| OperationLogFile aOpLog( env, name, "data" ); |
| aOpLog.logOperation( "length" ); |
| #endif |
| |
| ::boost::shared_ptr<StreamHelper> pHelper = StorageContainer::getRegisteredStream(env,name,key); |
| OSL_ENSURE(pHelper.get(),"No stream helper!"); |
| |
| jlong nReturn = pHelper.get() ? pHelper->getSeek()->getLength() :jlong(0); |
| #ifdef HSQLDB_DBG |
| aOpLog.logReturn( nReturn ); |
| #endif |
| return nReturn; |
| } |
| |
| // ----------------------------------------------------------------------------- |
| |
| jint read_from_storage_stream( JNIEnv * env, jobject /*obj_this*/, jstring name, jstring key, DataLogFile* logger ) |
| { |
| OSL_UNUSED( logger ); |
| ::boost::shared_ptr<StreamHelper> pHelper = StorageContainer::getRegisteredStream(env,name,key); |
| Reference< XInputStream> xIn = pHelper.get() ? pHelper->getInputStream() : Reference< XInputStream>(); |
| OSL_ENSURE(xIn.is(),"Input stream is NULL!"); |
| if ( xIn.is() ) |
| { |
| Sequence< ::sal_Int8 > aData(1); |
| sal_Int32 nBytesRead = -1; |
| try |
| { |
| nBytesRead = xIn->readBytes(aData,1); |
| } |
| catch(Exception& e) |
| { |
| StorageContainer::throwJavaException(e,env); |
| return -1; |
| |
| } |
| if (nBytesRead <= 0) |
| { |
| return (-1); |
| } |
| else |
| { |
| sal_Int32 tmpInt = aData[0]; |
| if (tmpInt < 0 ) |
| tmpInt = 256 +tmpInt; |
| |
| #ifdef HSQLDB_DBG |
| if ( logger ) |
| logger->write( tmpInt ); |
| #endif |
| return(tmpInt); |
| } |
| } |
| return -1; |
| } |
| |
| // ----------------------------------------------------------------------------- |
| |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: read |
| * Signature: (Ljava/lang/String;Ljava/lang/String;)I |
| */ |
| SAL_DLLPUBLIC_EXPORT jint JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_read__Ljava_lang_String_2Ljava_lang_String_2 |
| (JNIEnv* env, jobject obj_this, jstring name, jstring key) |
| { |
| #ifdef HSQLDB_DBG |
| OperationLogFile aOpLog( env, name, "data" ); |
| aOpLog.logOperation( "read" ); |
| |
| DataLogFile aDataLog( env, name, "data" ); |
| return read_from_storage_stream( env, obj_this, name, key, &aDataLog ); |
| #else |
| return read_from_storage_stream( env, obj_this, name, key ); |
| #endif |
| } |
| |
| // ----------------------------------------------------------------------------- |
| |
| jint read_from_storage_stream_into_buffer( JNIEnv * env, jobject /*obj_this*/,jstring name, jstring key, jbyteArray buffer, jint off, jint len, DataLogFile* logger ) |
| { |
| OSL_UNUSED( logger ); |
| #ifdef HSQLDB_DBG |
| { |
| ::rtl::OUString sKey = StorageContainer::jstring2ustring(env,key); |
| ::rtl::OUString sName = StorageContainer::jstring2ustring(env,name); |
| } |
| #endif |
| ::boost::shared_ptr<StreamHelper> pHelper = StorageContainer::getRegisteredStream(env,name,key); |
| Reference< XInputStream> xIn = pHelper.get() ? pHelper->getInputStream() : Reference< XInputStream>(); |
| OSL_ENSURE(xIn.is(),"Input stream is NULL!"); |
| if ( xIn.is() ) |
| { |
| jsize nLen = env->GetArrayLength(buffer); |
| if ( nLen < len || len <= 0 ) |
| { |
| ThrowException( env, |
| "java/io/IOException", |
| "len is greater or equal to the buffer size"); |
| return -1; |
| } |
| sal_Int32 nBytesRead = -1; |
| |
| Sequence< ::sal_Int8 > aData(nLen); |
| try |
| { |
| nBytesRead = xIn->readBytes(aData, len); |
| } |
| catch(Exception& e) |
| { |
| StorageContainer::throwJavaException(e,env); |
| return -1; |
| } |
| |
| if (nBytesRead <= 0) |
| return -1; |
| env->SetByteArrayRegion(buffer,off,nBytesRead,&aData[0]); |
| |
| #ifdef HSQLDB_DBG |
| if ( logger ) |
| logger->write( aData.getConstArray(), nBytesRead ); |
| #endif |
| return nBytesRead; |
| } |
| ThrowException( env, |
| "java/io/IOException", |
| "Stream is not valid"); |
| return -1; |
| } |
| // ----------------------------------------------------------------------------- |
| |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: read |
| * Signature: (Ljava/lang/String;Ljava/lang/String;[BII)I |
| */ |
| SAL_DLLPUBLIC_EXPORT jint JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_read__Ljava_lang_String_2Ljava_lang_String_2_3BII |
| (JNIEnv * env, jobject obj_this,jstring name, jstring key, jbyteArray buffer, jint off, jint len) |
| { |
| #ifdef HSQLDB_DBG |
| OperationLogFile aOpLog( env, name, "data" ); |
| aOpLog.logOperation( "read( byte[], int, int )" ); |
| |
| DataLogFile aDataLog( env, name, "data" ); |
| return read_from_storage_stream_into_buffer( env, obj_this, name, key, buffer, off, len, &aDataLog ); |
| #else |
| return read_from_storage_stream_into_buffer( env, obj_this, name, key, buffer, off, len ); |
| #endif |
| } |
| |
| // ----------------------------------------------------------------------------- |
| |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: readInt |
| * Signature: (Ljava/lang/String;Ljava/lang/String;)I |
| */ |
| SAL_DLLPUBLIC_EXPORT jint JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_readInt |
| (JNIEnv * env, jobject /*obj_this*/,jstring name, jstring key) |
| { |
| #ifdef HSQLDB_DBG |
| OperationLogFile aOpLog( env, name, "data" ); |
| aOpLog.logOperation( "readInt" ); |
| #endif |
| |
| ::boost::shared_ptr<StreamHelper> pHelper = StorageContainer::getRegisteredStream(env,name,key); |
| Reference< XInputStream> xIn = pHelper.get() ? pHelper->getInputStream() : Reference< XInputStream>(); |
| OSL_ENSURE(xIn.is(),"Input stream is NULL!"); |
| if ( xIn.is() ) |
| { |
| Sequence< ::sal_Int8 > aData(4); |
| sal_Int32 nBytesRead = -1; |
| try |
| { |
| nBytesRead = xIn->readBytes(aData, 4); |
| } |
| catch(Exception& e) |
| { |
| StorageContainer::throwJavaException(e,env); |
| return -1; |
| } |
| |
| if ( nBytesRead != 4 ) { |
| ThrowException( env, |
| "java/io/IOException", |
| "Bytes read != 4"); |
| return -1; |
| } |
| |
| Sequence< sal_Int32 > ch(4); |
| for(sal_Int32 i = 0;i < 4; ++i) |
| { |
| ch[i] = aData[i]; |
| if (ch[i] < 0 ) |
| ch[i] = 256 + ch[i]; |
| } |
| |
| if ((ch[0] | ch[1] | ch[2] | ch[3]) < 0) |
| { |
| ThrowException( env, |
| "java/io/IOException", |
| "One byte is < 0"); |
| return -1; |
| } |
| jint nRet = ((ch[0] << 24) + (ch[1] << 16) + (ch[2] << 8) + (ch[3] << 0)); |
| #ifdef HSQLDB_DBG |
| DataLogFile aDataLog( env, name, "data" ); |
| aDataLog.write( nRet ); |
| |
| aOpLog.logReturn( nRet ); |
| #endif |
| return nRet; |
| } |
| ThrowException( env, |
| "java/io/IOException", |
| "No InputStream"); |
| return -1; |
| } |
| // ----------------------------------------------------------------------------- |
| |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: seek |
| * Signature: (Ljava/lang/String;Ljava/lang/String;J)V |
| */ |
| SAL_DLLPUBLIC_EXPORT void JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_seek |
| (JNIEnv * env, jobject /*obj_this*/,jstring name, jstring key, jlong position) |
| { |
| #ifdef HSQLDB_DBG |
| OperationLogFile aOpLog( env, name, "data" ); |
| aOpLog.logOperation( "seek", position ); |
| #endif |
| |
| ::boost::shared_ptr<StreamHelper> pHelper = StorageContainer::getRegisteredStream(env,name,key); |
| Reference< XSeekable> xSeek = pHelper.get() ? pHelper->getSeek() : Reference< XSeekable>(); |
| |
| OSL_ENSURE(xSeek.is(),"No Seekable stream!"); |
| if ( xSeek.is() ) |
| { |
| #ifdef HSQLDB_DBG |
| DataLogFile aDataLog( env, name, "data" ); |
| #endif |
| |
| ::sal_Int64 nLen = xSeek->getLength(); |
| if ( nLen < position) |
| { |
| static ::sal_Int64 BUFFER_SIZE = 9192; |
| #ifdef HSQLDB_DBG |
| aDataLog.seek( nLen ); |
| #endif |
| xSeek->seek(nLen); |
| Reference< XOutputStream> xOut = pHelper->getOutputStream(); |
| OSL_ENSURE(xOut.is(),"No output stream!"); |
| |
| ::sal_Int64 diff = position - nLen; |
| sal_Int32 n; |
| while( diff != 0 ) |
| { |
| if ( BUFFER_SIZE < diff ) |
| { |
| n = static_cast<sal_Int32>(BUFFER_SIZE); |
| diff = diff - BUFFER_SIZE; |
| } |
| else |
| { |
| n = static_cast<sal_Int32>(diff); |
| diff = 0; |
| } |
| Sequence< ::sal_Int8 > aData(n); |
| memset(aData.getArray(),0,n); |
| xOut->writeBytes(aData); |
| #ifdef HSQLDB_DBG |
| aDataLog.write( aData.getConstArray(), n ); |
| #endif |
| } |
| } |
| xSeek->seek(position); |
| OSL_ENSURE(xSeek->getPosition() == position,"Wrong position after seeking the stream"); |
| |
| #ifdef HSQLDB_DBG |
| aDataLog.seek( position ); |
| OSL_ENSURE( xSeek->getPosition() == aDataLog.tell(), "Wrong position after seeking the stream" ); |
| #endif |
| } |
| } |
| // ----------------------------------------------------------------------------- |
| |
| void write_to_storage_stream_from_buffer( JNIEnv* env, jobject /*obj_this*/, jstring name, jstring key, jbyteArray buffer, jint off, jint len, DataLogFile* logger ) |
| { |
| OSL_UNUSED( logger ); |
| ::boost::shared_ptr<StreamHelper> pHelper = StorageContainer::getRegisteredStream(env,name,key); |
| Reference< XOutputStream> xOut = pHelper.get() ? pHelper->getOutputStream() : Reference< XOutputStream>(); |
| OSL_ENSURE(xOut.is(),"Stream is NULL"); |
| |
| try |
| { |
| if ( xOut.is() ) |
| { |
| jbyte *buf = env->GetByteArrayElements(buffer,NULL); |
| if (JNI_FALSE != env->ExceptionCheck()) |
| { |
| env->ExceptionClear(); |
| OSL_ENSURE(0,"ExceptionClear"); |
| } |
| OSL_ENSURE(buf,"buf is NULL"); |
| if ( buf && len > 0 && len <= env->GetArrayLength(buffer)) |
| { |
| Sequence< ::sal_Int8 > aData(buf + off,len); |
| env->ReleaseByteArrayElements(buffer, buf, JNI_ABORT); |
| xOut->writeBytes(aData); |
| #ifdef HSQLDB_DBG |
| if ( logger ) |
| logger->write( aData.getConstArray(), len ); |
| #endif |
| } |
| } |
| else |
| { |
| ThrowException( env, |
| "java/io/IOException", |
| "No OutputStream"); |
| } |
| } |
| catch(Exception& e) |
| { |
| OSL_ENSURE(0,"Exception caught! : write [BII)V"); |
| StorageContainer::throwJavaException(e,env); |
| } |
| } |
| |
| // ----------------------------------------------------------------------------- |
| |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: write |
| * Signature: (Ljava/lang/String;Ljava/lang/String;[BII)V |
| */ |
| SAL_DLLPUBLIC_EXPORT void JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_write |
| (JNIEnv * env, jobject obj_this,jstring name, jstring key, jbyteArray buffer, jint off, jint len) |
| { |
| #ifdef HSQLDB_DBG |
| OperationLogFile aOpLog( env, name, "data" ); |
| aOpLog.logOperation( "write( byte[], int, int )" ); |
| |
| DataLogFile aDataLog( env, name, "data" ); |
| write_to_storage_stream_from_buffer( env, obj_this, name, key, buffer, off, len, &aDataLog ); |
| #else |
| write_to_storage_stream_from_buffer( env, obj_this, name, key, buffer, off, len ); |
| #endif |
| } |
| // ----------------------------------------------------------------------------- |
| |
| void write_to_storage_stream( JNIEnv* env, jobject /*obj_this*/, jstring name, jstring key, jint v, DataLogFile* logger ) |
| { |
| OSL_UNUSED( logger ); |
| |
| ::boost::shared_ptr<StreamHelper> pHelper = StorageContainer::getRegisteredStream(env,name,key); |
| Reference< XOutputStream> xOut = pHelper.get() ? pHelper->getOutputStream() : Reference< XOutputStream>(); |
| OSL_ENSURE(xOut.is(),"Stream is NULL"); |
| try |
| { |
| if ( xOut.is() ) |
| { |
| Sequence< ::sal_Int8 > oneByte(4); |
| oneByte[0] = (sal_Int8) ((v >> 24) & 0xFF); |
| oneByte[1] = (sal_Int8) ((v >> 16) & 0xFF); |
| oneByte[2] = (sal_Int8) ((v >> 8) & 0xFF); |
| oneByte[3] = (sal_Int8) ((v >> 0) & 0xFF); |
| |
| xOut->writeBytes(oneByte); |
| #ifdef HSQLDB_DBG |
| if ( logger ) |
| logger->write( oneByte.getConstArray(), 4 ); |
| #endif |
| } |
| else |
| { |
| ThrowException( env, |
| "java/io/IOException", |
| "No OutputStream"); |
| } |
| } |
| catch(Exception& e) |
| { |
| OSL_ENSURE(0,"Exception catched! : writeBytes(aData);"); |
| StorageContainer::throwJavaException(e,env); |
| } |
| } |
| |
| // ----------------------------------------------------------------------------- |
| |
| /* |
| * Class: com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess |
| * Method: writeInt |
| * Signature: (Ljava/lang/String;Ljava/lang/String;I)V |
| */ |
| SAL_DLLPUBLIC_EXPORT void JNICALL Java_com_sun_star_sdbcx_comp_hsqldb_NativeStorageAccess_writeInt |
| (JNIEnv * env, jobject obj_this,jstring name, jstring key, jint v) |
| { |
| #ifdef HSQLDB_DBG |
| OperationLogFile aOpLog( env, name, "data" ); |
| aOpLog.logOperation( "writeInt" ); |
| |
| DataLogFile aDataLog( env, name, "data" ); |
| write_to_storage_stream( env, obj_this, name, key, v, &aDataLog ); |
| #else |
| write_to_storage_stream( env, obj_this, name, key, v ); |
| #endif |
| } |