252 lines
8.5 KiB
C++
252 lines
8.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <config_features.h>
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#include <stdio.h>
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#include "connectivity/CommonTools.hxx"
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#include "connectivity/dbtools.hxx"
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#include <com/sun/star/util/Date.hpp>
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#include <com/sun/star/util/Time.hpp>
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#include <com/sun/star/util/DateTime.hpp>
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <com/sun/star/lang/XComponent.hpp>
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#include <comphelper/extract.hxx>
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#include <cppuhelper/interfacecontainer.h>
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#include "TConnection.hxx"
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#include <comphelper/types.hxx>
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#include <com/sun/star/java/JavaVirtualMachine.hpp>
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#if HAVE_FEATURE_JAVA
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#include <jvmaccess/virtualmachine.hxx>
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#endif
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#include <rtl/process.h>
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using namespace ::comphelper;
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inline sal_Unicode rtl_ascii_toUpperCase( sal_Unicode ch )
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{
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return ch >= 0x0061 && ch <= 0x007a ? ch + 0x20 : ch;
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}
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namespace connectivity
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{
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::java;
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using namespace dbtools;
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//------------------------------------------------------------------------------
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const sal_Unicode CHAR_PLACE = '_';
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const sal_Unicode CHAR_WILD = '%';
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// -------------------------------------------------------------------------
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sal_Bool match(const sal_Unicode* pWild, const sal_Unicode* pStr, const sal_Unicode cEscape)
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{
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int pos=0;
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int flag=0;
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while ( *pWild || flag )
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{
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switch (*pWild)
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{
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case CHAR_PLACE:
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if ( *pStr == 0 )
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return sal_False;
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break;
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default:
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if (*pWild && (*pWild == cEscape) && ((*(pWild+1)== CHAR_PLACE) || (*(pWild+1) == CHAR_WILD)) )
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pWild++;
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if ( rtl_ascii_toUpperCase(*pWild) != rtl_ascii_toUpperCase(*pStr) )
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if ( !pos )
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return sal_False;
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else
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pWild += pos;
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else
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break; // WARNING in certain circumstances
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// it will run into the next 'case'!!
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case CHAR_WILD:
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while ( *pWild == CHAR_WILD )
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pWild++;
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if ( *pWild == 0 )
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return sal_True;
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flag = 1;
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pos = 0;
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if ( *pStr == 0 )
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return ( *pWild == 0 );
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while ( *pStr && *pStr != *pWild )
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{
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if ( *pWild == CHAR_PLACE ) {
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pWild++;
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while ( *pWild == CHAR_WILD )
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pWild++;
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}
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pStr++;
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if ( *pStr == 0 )
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return ( *pWild == 0 );
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}
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break;
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}
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if ( *pWild != 0 )
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pWild++;
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if ( *pStr != 0 )
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pStr++;
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else
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flag = 0;
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if ( flag )
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pos--;
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}
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return ( *pStr == 0 ) && ( *pWild == 0 );
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}
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//------------------------------------------------------------------
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#if HAVE_FEATURE_JAVA
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::rtl::Reference< jvmaccess::VirtualMachine > getJavaVM(const Reference<XComponentContext >& _rxContext)
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{
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::rtl::Reference< jvmaccess::VirtualMachine > aRet;
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OSL_ENSURE(_rxContext.is(),"No XMultiServiceFactory a.v.!");
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if(!_rxContext.is())
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return aRet;
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try
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{
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Reference< XJavaVM > xVM = JavaVirtualMachine::create(_rxContext);
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Sequence<sal_Int8> processID(16);
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rtl_getGlobalProcessId( (sal_uInt8*) processID.getArray() );
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processID.realloc(17);
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processID[16] = 0;
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Any uaJVM = xVM->getJavaVM( processID );
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if (!uaJVM.hasValue())
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throw Exception(); // -5
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else
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{
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sal_Int32 nValue = 0;
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jvmaccess::VirtualMachine* pJVM = NULL;
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if ( uaJVM >>= nValue )
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pJVM = reinterpret_cast< jvmaccess::VirtualMachine* > (nValue);
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else
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{
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sal_Int64 nTemp = 0;
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uaJVM >>= nTemp;
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pJVM = reinterpret_cast< jvmaccess::VirtualMachine* > (nTemp);
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}
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aRet = pJVM;
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}
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}
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catch (Exception&)
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{
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}
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return aRet;
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}
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//------------------------------------------------------------------------------
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sal_Bool existsJavaClassByName( const ::rtl::Reference< jvmaccess::VirtualMachine >& _pJVM,const OUString& _sClassName )
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{
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sal_Bool bRet = sal_False;
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if ( _pJVM.is() )
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{
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jvmaccess::VirtualMachine::AttachGuard aGuard(_pJVM);
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JNIEnv* pEnv = aGuard.getEnvironment();
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if( pEnv )
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{
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OString sClassName = OUStringToOString(_sClassName, RTL_TEXTENCODING_ASCII_US);
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sClassName = sClassName.replace('.','/');
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jobject out = pEnv->FindClass(sClassName.getStr());
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bRet = out != NULL;
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pEnv->DeleteLocalRef( out );
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}
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}
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return bRet;
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}
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#endif
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}
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#include <ctype.h> //isdigit
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namespace dbtools
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{
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//------------------------------------------------------------------
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sal_Bool isCharOk(sal_Unicode c,const OUString& _rSpecials)
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{
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return ( ((c >= 97) && (c <= 122)) || ((c >= 65) && (c <= 90)) || ((c >= 48) && (c <= 57)) ||
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c == '_' || _rSpecials.indexOf(c) != -1);
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}
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//------------------------------------------------------------------------------
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sal_Bool isValidSQLName(const OUString& rName,const OUString& _rSpecials)
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{
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// Test for correct naming (in SQL sense)
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// This is important for table names for example
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const sal_Unicode* pStr = rName.getStr();
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if (*pStr > 127 || isdigit(*pStr))
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return sal_False;
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for (; *pStr; ++pStr )
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if(!isCharOk(*pStr,_rSpecials))
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return sal_False;
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if ( !rName.isEmpty()
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&& ( (rName.toChar() == '_')
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|| ( (rName.toChar() >= '0')
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&& (rName.toChar() <= '9')
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)
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)
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)
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return sal_False;
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// the SQL-Standard requires the first character to be an alphabetic character, which
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// isn't easy to decide in UniCode ...
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// So we just prohibit the characters which already lead to problems ....
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// 11.04.00 - 74902 - FS
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return sal_True;
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}
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//------------------------------------------------------------------
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// Creates a new name if necessary
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OUString convertName2SQLName(const OUString& rName,const OUString& _rSpecials)
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{
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if(isValidSQLName(rName,_rSpecials))
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return rName;
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OUString aNewName(rName);
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const sal_Unicode* pStr = rName.getStr();
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sal_Int32 nLength = rName.getLength();
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sal_Bool bValid(*pStr < 128 && !isdigit(*pStr));
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for (sal_Int32 i=0; bValid && i < nLength; ++pStr,++i )
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if(!isCharOk(*pStr,_rSpecials))
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{
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aNewName = aNewName.replace(*pStr,'_');
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pStr = aNewName.getStr() + i;
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}
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if ( !bValid )
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aNewName = OUString();
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return aNewName;
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}
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//------------------------------------------------------------------------------
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OUString quoteName(const OUString& _rQuote, const OUString& _rName)
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{
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OUString sName = _rName;
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if( !_rQuote.isEmpty() && _rQuote.toChar() != ' ')
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sName = _rQuote + _rName + _rQuote;
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return sName;
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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