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Diffstat (limited to 'languages/java/driver.cpp')
| -rw-r--r-- | languages/java/driver.cpp | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/languages/java/driver.cpp b/languages/java/driver.cpp new file mode 100644 index 00000000..f5bb6bfc --- /dev/null +++ b/languages/java/driver.cpp @@ -0,0 +1,227 @@ +/* This file is part of KDevelop + Copyright (C) 2002,2003 Roberto Raggi <roberto@kdevelop.org> + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + +#include "JavaAST.hpp" +#include "JavaLexer.hpp" +#include "JavaRecognizer.hpp" + +#include <kdebug.h> +#include <stdlib.h> +#include <qfile.h> +#include <qfileinfo.h> +#include <qdir.h> + +#include <string> +#include <sstream> + +class DefaultSourceProvider: public SourceProvider +{ +public: + DefaultSourceProvider() {} + + virtual QString contents( const QString& fileName ) + { + QString source; + + QFile f( fileName ); + if( f.open(IO_ReadOnly) ){ + QTextStream s( &f ); + source = s.read(); + f.close(); + } + return source; + } + + virtual bool isModified( const QString& fileName ) + { + Q_UNUSED( fileName ); + return true; + } + +private: + DefaultSourceProvider( const DefaultSourceProvider& source ); + void operator = ( const DefaultSourceProvider& source ); +}; + + +Driver::Driver() + : lexer( 0 ) +{ + m_sourceProvider = new DefaultSourceProvider(); +} + +Driver::~Driver() +{ + reset(); + delete( m_sourceProvider ); +} + +SourceProvider* Driver::sourceProvider() +{ + return m_sourceProvider; +} + +void Driver::setSourceProvider( SourceProvider* sourceProvider ) +{ + if( m_sourceProvider ) + delete( m_sourceProvider ); + m_sourceProvider = sourceProvider; +} + +void Driver::reset( ) +{ + m_problems.clear(); + m_includePaths.clear(); + + while( m_parsedUnits.size() ){ + RefJavaAST unit = *m_parsedUnits.begin(); + m_parsedUnits.remove( m_parsedUnits.begin() ); + delete( unit ); + } +} + +void Driver::remove( const QString & fileName ) +{ + m_problems.remove( fileName ); + + QMap<QString, RefJavaAST>::Iterator it = m_parsedUnits.find( fileName ); + if( it != m_parsedUnits.end() ){ + RefJavaAST unit = *it; + m_parsedUnits.remove( it ); + delete( unit ); + } +} + +RefJavaAST Driver::takeTranslationUnit( const QString& fileName ) +{ + QMap<QString, RefJavaAST>::Iterator it = m_parsedUnits.find( fileName ); + RefJavaAST unit( *it ); + //m_parsedUnits.remove( it ); + m_parsedUnits[ fileName] = 0; + return unit; +} + +RefJavaAST Driver::translationUnit( const QString& fileName ) const +{ + QMap<QString, RefJavaAST>::ConstIterator it = m_parsedUnits.find( fileName ); + return it != m_parsedUnits.end() ? *it : RefJavaAST(); +} + +void Driver::addProblem( const QString & fileName, const Problem & problem ) +{ + findOrInsertProblemList( fileName ).append( problem ); +} + +QValueList < Problem >& Driver::findOrInsertProblemList( const QString & fileName ) +{ + QMap<QString, QValueList<Problem> >::Iterator it = m_problems.find( fileName ); + if( it != m_problems.end() ) + return it.data(); + + QValueList<Problem> l; + m_problems.insert( fileName, l ); + return m_problems[ fileName ]; +} + +QValueList < Problem > Driver::problems( const QString & fileName ) const +{ + QMap<QString, QValueList<Problem> >::ConstIterator it = m_problems.find( fileName ); + if( it != m_problems.end() ) + return it.data(); + return QValueList<Problem>(); +} + +void Driver::parseFile( const QString& fileName, bool onlyPreProcess, bool force ) +{ + QFileInfo fileInfo( fileName ); + QString absFilePath = fileInfo.absFilePath(); + + QMap<QString, RefJavaAST>::Iterator it = m_parsedUnits.find( absFilePath ); + + if( force && it != m_parsedUnits.end() ){ + takeTranslationUnit( absFilePath ); + } else if( it != m_parsedUnits.end() && *it != 0 ){ + // file already processed + return; + } + + m_problems.remove( fileName ); + + m_currentFileName = fileName; + + std::string source( sourceProvider()->contents(fileName).utf8() ); + std::istringstream in( source.c_str() ); + + JavaLexer lex( in ); + lex.setDriver( this ); + lexer = &lex; + setupLexer( &lex ); + + + /// @todo lex.setSource( sourceProvider()->contents(fileName) ); + + RefJavaAST translationUnit; + if( !onlyPreProcess ){ + JavaRecognizer parser( lex ); + parser.setDriver( this ); + setupParser( &parser ); + + + try{ + // make an ast factory + ANTLR_USE_NAMESPACE(antlr)JavaASTFactory ast_factory; + // initialize and put it in the parser... + parser.initializeASTFactory (ast_factory); + parser.setASTFactory (&ast_factory); + + parser.compilationUnit(); + + RefJavaAST translationUnit = RefJavaAST( parser.getAST() ); + m_parsedUnits.insert( fileName, translationUnit ); + + } catch( ANTLR_USE_NAMESPACE(antlr)ANTLRException& ex ){} + + } + + m_currentFileName = QString::null; + lexer = 0; + + fileParsed( fileName ); +} + +void Driver::setupLexer( JavaLexer * // lexer + ) +{ +} + +void Driver::setupParser( JavaRecognizer * parser ) +{ + Q_UNUSED( parser ); +} + +void Driver::addIncludePath( const QString &path ) +{ + if( !path.stripWhiteSpace().isEmpty() ) + m_includePaths << path; +} + +void Driver::fileParsed( const QString & fileName ) +{ + Q_UNUSED( fileName ); +} |