diff options
Diffstat (limited to 'core/org.eclipse.cdt.core/search/org/eclipse/cdt/internal/core/search/matching/MatchLocator.java')
| -rw-r--r-- | core/org.eclipse.cdt.core/search/org/eclipse/cdt/internal/core/search/matching/MatchLocator.java | 582 |
1 files changed, 0 insertions, 582 deletions
diff --git a/core/org.eclipse.cdt.core/search/org/eclipse/cdt/internal/core/search/matching/MatchLocator.java b/core/org.eclipse.cdt.core/search/org/eclipse/cdt/internal/core/search/matching/MatchLocator.java deleted file mode 100644 index a39baaef70c..00000000000 --- a/core/org.eclipse.cdt.core/search/org/eclipse/cdt/internal/core/search/matching/MatchLocator.java +++ /dev/null @@ -1,582 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2003 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Common Public License v0.5 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/cpl-v05.html - * - * Contributors: - * IBM Corp. - Rational Software - initial implementation - ******************************************************************************/ -/* - * Created on Jun 13, 2003 - */ -package org.eclipse.cdt.internal.core.search.matching; - -import java.io.CharArrayReader; -import java.io.FileNotFoundException; -import java.io.FileReader; -import java.io.InputStreamReader; -import java.io.Reader; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.HashMap; -import java.util.Iterator; -import java.util.LinkedList; - -import org.eclipse.cdt.core.CCorePlugin; -import org.eclipse.cdt.core.model.CoreModel; -import org.eclipse.cdt.core.parser.DefaultProblemHandler; -import org.eclipse.cdt.core.parser.IParser; -import org.eclipse.cdt.core.parser.IProblem; -import org.eclipse.cdt.core.parser.IScanner; -import org.eclipse.cdt.core.parser.IScannerInfo; -import org.eclipse.cdt.core.parser.IScannerInfoProvider; -import org.eclipse.cdt.core.parser.ISourceElementCallbackDelegate; -import org.eclipse.cdt.core.parser.ISourceElementRequestor; -import org.eclipse.cdt.core.parser.ParserFactory; -import org.eclipse.cdt.core.parser.ParserFactoryException; -import org.eclipse.cdt.core.parser.ParserLanguage; -import org.eclipse.cdt.core.parser.ParserMode; -import org.eclipse.cdt.core.parser.ParserUtil; -import org.eclipse.cdt.core.parser.ScannerInfo; -import org.eclipse.cdt.core.parser.ast.IASTASMDefinition; -import org.eclipse.cdt.core.parser.ast.IASTAbstractTypeSpecifierDeclaration; -import org.eclipse.cdt.core.parser.ast.IASTClassReference; -import org.eclipse.cdt.core.parser.ast.IASTClassSpecifier; -import org.eclipse.cdt.core.parser.ast.IASTCodeScope; -import org.eclipse.cdt.core.parser.ast.IASTCompilationUnit; -import org.eclipse.cdt.core.parser.ast.IASTElaboratedTypeSpecifier; -import org.eclipse.cdt.core.parser.ast.IASTEnumerationReference; -import org.eclipse.cdt.core.parser.ast.IASTEnumerationSpecifier; -import org.eclipse.cdt.core.parser.ast.IASTEnumerator; -import org.eclipse.cdt.core.parser.ast.IASTEnumeratorReference; -import org.eclipse.cdt.core.parser.ast.IASTField; -import org.eclipse.cdt.core.parser.ast.IASTFieldReference; -import org.eclipse.cdt.core.parser.ast.IASTFunction; -import org.eclipse.cdt.core.parser.ast.IASTFunctionReference; -import org.eclipse.cdt.core.parser.ast.IASTInclusion; -import org.eclipse.cdt.core.parser.ast.IASTLinkageSpecification; -import org.eclipse.cdt.core.parser.ast.IASTMacro; -import org.eclipse.cdt.core.parser.ast.IASTMethod; -import org.eclipse.cdt.core.parser.ast.IASTMethodReference; -import org.eclipse.cdt.core.parser.ast.IASTNamespaceDefinition; -import org.eclipse.cdt.core.parser.ast.IASTNamespaceReference; -import org.eclipse.cdt.core.parser.ast.IASTOffsetableNamedElement; -import org.eclipse.cdt.core.parser.ast.IASTParameterReference; -import org.eclipse.cdt.core.parser.ast.IASTReference; -import org.eclipse.cdt.core.parser.ast.IASTScope; -import org.eclipse.cdt.core.parser.ast.IASTTemplateDeclaration; -import org.eclipse.cdt.core.parser.ast.IASTTemplateInstantiation; -import org.eclipse.cdt.core.parser.ast.IASTTemplateSpecialization; -import org.eclipse.cdt.core.parser.ast.IASTTypedefDeclaration; -import org.eclipse.cdt.core.parser.ast.IASTTypedefReference; -import org.eclipse.cdt.core.parser.ast.IASTUsingDeclaration; -import org.eclipse.cdt.core.parser.ast.IASTUsingDirective; -import org.eclipse.cdt.core.parser.ast.IASTVariable; -import org.eclipse.cdt.core.parser.ast.IASTVariableReference; -import org.eclipse.cdt.core.search.ICSearchConstants; -import org.eclipse.cdt.core.search.ICSearchPattern; -import org.eclipse.cdt.core.search.ICSearchResultCollector; -import org.eclipse.cdt.core.search.ICSearchScope; -import org.eclipse.cdt.core.search.IMatch; -import org.eclipse.cdt.internal.core.model.IWorkingCopy; -import org.eclipse.core.resources.IFile; -import org.eclipse.core.resources.IProject; -import org.eclipse.core.resources.IResource; -import org.eclipse.core.resources.IWorkspace; -import org.eclipse.core.resources.IWorkspaceRoot; -import org.eclipse.core.runtime.CoreException; -import org.eclipse.core.runtime.IPath; -import org.eclipse.core.runtime.IProgressMonitor; -import org.eclipse.core.runtime.OperationCanceledException; -import org.eclipse.core.runtime.Path; - - -/** - * @author aniefer - * - * To change the template for this generated type comment go to - * Window>Preferences>Java>Code Generation>Code and Comments - */ -public class MatchLocator implements ISourceElementRequestor, ICSearchConstants { - - - ArrayList matchStorage; - - public static boolean VERBOSE = false; - /** - * - */ - public MatchLocator( ICSearchPattern pattern, ICSearchResultCollector collector, ICSearchScope scope, IProgressMonitor monitor) { - super(); - searchPattern = pattern; - resultCollector = collector; - searchScope = scope; - progressMonitor = monitor; - } - - public boolean acceptProblem(IProblem problem) { return DefaultProblemHandler.ruleOnProblem(problem, ParserMode.COMPLETE_PARSE ); } - public void acceptUsingDirective(IASTUsingDirective usageDirective) { } - public void acceptUsingDeclaration(IASTUsingDeclaration usageDeclaration) { } - public void acceptASMDefinition(IASTASMDefinition asmDefinition) { } - public void acceptAbstractTypeSpecDeclaration(IASTAbstractTypeSpecifierDeclaration abstractDeclaration) {} - - public void enterTemplateDeclaration(IASTTemplateDeclaration declaration) { } - public void enterTemplateSpecialization(IASTTemplateSpecialization specialization) { } - public void enterTemplateInstantiation(IASTTemplateInstantiation instantiation) { } - - public void exitTemplateDeclaration(IASTTemplateDeclaration declaration) {} - public void exitTemplateSpecialization(IASTTemplateSpecialization specialization) { } - public void exitTemplateExplicitInstantiation(IASTTemplateInstantiation instantiation) { } - - public void enterCodeBlock(IASTCodeScope scope) { } - public void exitCodeBlock(IASTCodeScope scope) { } - - public void enterLinkageSpecification(IASTLinkageSpecification linkageSpec){ - pushScope( linkageSpec ); - } - - public void exitLinkageSpecification(IASTLinkageSpecification linkageSpec){ - popScope(); - } - - /* (non-Javadoc) - * @see org.eclipse.cdt.core.parser.ISourceElementRequestor#acceptParameterReference(org.eclipse.cdt.internal.core.parser.ast.complete.ASTParameterReference) - */ - public void acceptParameterReference(IASTParameterReference reference) - { - check( REFERENCES, reference ); - } - - public void acceptTypedefDeclaration(IASTTypedefDeclaration typedef){ - lastDeclaration = typedef; - check( DECLARATIONS, typedef ); - } - - public void acceptTypedefReference( IASTTypedefReference reference ){ - check( REFERENCES, reference ); - } - - public void acceptEnumeratorReference(IASTEnumeratorReference reference){ - check( REFERENCES, reference ); - } - - public void acceptMacro(IASTMacro macro){ - check( DECLARATIONS, macro ); - } - - public void acceptVariable(IASTVariable variable){ - lastDeclaration = variable; - - check( DECLARATIONS, variable ); - - //A declaration is a definition unless...: - //it contains the extern specifier or a linkage-spec and no initializer - if( variable.getInitializerClause() != null || - ( !variable.isExtern() && !(currentScope instanceof IASTLinkageSpecification) ) ){ - check( DEFINITIONS, variable ); - } - } - - public void acceptField(IASTField field){ - lastDeclaration = field; - if( currentScope instanceof IASTClassSpecifier ){ - check( DECLARATIONS, field ); - if( !field.isStatic() ){ - check( DEFINITIONS, field ); - } - } else { - check( DEFINITIONS, field ); - } - } - - public void acceptEnumerationSpecifier(IASTEnumerationSpecifier enumeration){ - lastDeclaration = enumeration; - check( DECLARATIONS, enumeration ); - Iterator iter = enumeration.getEnumerators(); - while( iter.hasNext() ){ - IASTEnumerator enumerator = (IASTEnumerator) iter.next(); - lastDeclaration = enumerator; - check ( DECLARATIONS, enumerator ); - check ( DEFINITIONS, enumerator ); - } - } - - public void acceptFunctionDeclaration(IASTFunction function){ - lastDeclaration = function; - check( DECLARATIONS, function ); - } - - public void acceptMethodDeclaration(IASTMethod method){ - lastDeclaration = method; - check( DECLARATIONS, method ); - } - - public void acceptClassReference(IASTClassReference reference) { - check( REFERENCES, reference ); - } - - public void acceptNamespaceReference( IASTNamespaceReference reference ){ - check( REFERENCES, reference ); - } - - public void acceptVariableReference( IASTVariableReference reference ){ - check( REFERENCES, reference ); - } - - public void acceptFieldReference( IASTFieldReference reference ){ - check( REFERENCES, reference ); - } - - public void acceptEnumerationReference( IASTEnumerationReference reference ){ - check( REFERENCES, reference ); - } - - public void acceptFunctionReference( IASTFunctionReference reference ){ - check( REFERENCES, reference ); - } - - public void acceptMethodReference( IASTMethodReference reference ){ - check( REFERENCES, reference ); - } - - public void enterFunctionBody(IASTFunction function){ - lastDeclaration = function; - - if( !function.previouslyDeclared() ) - check( DECLARATIONS, function ); - - check( DEFINITIONS, function ); - pushScope( function ); - } - - public void enterMethodBody(IASTMethod method) { - lastDeclaration = method; - if( !method.previouslyDeclared() ) - check( DECLARATIONS, method ); - - check( DEFINITIONS, method ); - pushScope( method ); - } - - public void enterCompilationUnit(IASTCompilationUnit compilationUnit) { - pushScope( compilationUnit ); - } - - public void enterNamespaceDefinition(IASTNamespaceDefinition namespaceDefinition) { - lastDeclaration = namespaceDefinition; - check( DECLARATIONS, namespaceDefinition ); - check( DEFINITIONS, namespaceDefinition ); - pushScope( namespaceDefinition ); - } - - public void enterClassSpecifier(IASTClassSpecifier classSpecification) { - lastDeclaration = classSpecification; - check( DECLARATIONS, classSpecification ); - pushScope( classSpecification ); - } - - public void exitFunctionBody(IASTFunction function) { - popScope(); - } - - public void exitMethodBody(IASTMethod method) { - popScope(); - } - - public void exitClassSpecifier(IASTClassSpecifier classSpecification) { - popScope(); - } - - public void exitNamespaceDefinition(IASTNamespaceDefinition namespaceDefinition) { - popScope(); - } - - public void exitCompilationUnit(IASTCompilationUnit compilationUnit){ - popScope(); - } - - public void enterInclusion(IASTInclusion inclusion) { - String includePath = inclusion.getFullFileName(); - - IPath path = new Path( includePath ); - IResource resource = null; - - if( workspaceRoot != null ){ - resource = workspaceRoot.getFileForLocation( path ); -// if( resource == null ){ -// //TODO:What to do if the file is not in the workspace? -// IFile file = currentResource.getProject().getFile( inclusion.getName() ); -// try{ -// file.createLink( path, 0, null ); -// } catch ( CoreException e ){ -// file = null; -// } -// resource = file; -// } - } - - resourceStack.addFirst( ( currentResource != null ) ? (Object)currentResource : (Object)currentPath ); - - currentResource = resource; - currentPath = ( resource == null ) ? path : null; - } - - public void exitInclusion(IASTInclusion inclusion) { - Object obj = resourceStack.removeFirst(); - if( obj instanceof IResource ){ - currentResource = (IResource)obj; - currentPath = null; - } else { - currentPath = (IPath) obj; - currentResource = null; - } - } - - - public void locateMatches( String [] paths, IWorkspace workspace, IWorkingCopy[] workingCopies,ArrayList matches ){ - matchStorage = matches; - workspaceRoot = (workspace != null) ? workspace.getRoot() : null; - - HashMap wcPaths = new HashMap(); - int wcLength = (workingCopies == null) ? 0 : workingCopies.length; - if( wcLength > 0 ){ - String [] newPaths = new String[ wcLength ]; - - for( int i = 0; i < wcLength; i++ ){ - IWorkingCopy workingCopy = workingCopies[ i ]; - String path = workingCopy.getOriginalElement().getPath().toString(); - wcPaths.put( path, workingCopy ); - newPaths[ i ] = path; - } - - int len = paths.length; - String [] tempArray = new String[ len + wcLength ]; - System.arraycopy( paths, 0, tempArray, 0, len ); - System.arraycopy( newPaths, 0, tempArray, len, wcLength ); - paths = tempArray; - } - - Arrays.sort( paths ); - - int length = paths.length; - if( progressMonitor != null ){ - progressMonitor.beginTask( "", length ); - } - - for( int i = 0; i < length; i++ ){ - if( progressMonitor != null ) { - if( progressMonitor.isCanceled() ){ - throw new OperationCanceledException(); - } else { - progressMonitor.worked( 1 ); - } - } - - String pathString = paths[ i ]; - - //skip duplicates - if( i > 0 && pathString.equals( paths[ i - 1 ] ) ) continue; - - if (!searchScope.encloses(pathString)) continue; - - Reader reader = null; - - IPath realPath = null; - IProject project = null; - - if( workspaceRoot != null ){ - IWorkingCopy workingCopy = (IWorkingCopy)wcPaths.get( pathString ); - - if( workingCopy != null ){ - reader = new CharArrayReader( workingCopy.getContents() ); - currentResource = workingCopy.getResource(); - realPath = currentResource.getLocation(); - project = currentResource.getProject(); - } else { - currentResource = workspaceRoot.findMember( pathString, true ); - - try{ - if( currentResource != null && currentResource instanceof IFile ){ - IFile file = (IFile) currentResource; - reader = new InputStreamReader( file.getContents() ); - realPath = currentResource.getLocation(); - project = file.getProject(); - } - } catch ( CoreException e ){ - continue; - } - } - } - if( currentResource == null ) { - IPath path = new Path( pathString ); - try { - currentPath = path; - reader = new FileReader( path.toFile() ); - realPath = currentPath; - } catch (FileNotFoundException e) { - continue; - } - } - - //Get the scanner info - IScannerInfo scanInfo = new ScannerInfo(); - IScannerInfoProvider provider = CCorePlugin.getDefault().getScannerInfoProvider(project); - if (provider != null){ - IScannerInfo buildScanInfo = provider.getScannerInformation(project); - if( buildScanInfo != null ) - scanInfo = new ScannerInfo(buildScanInfo.getDefinedSymbols(), buildScanInfo.getIncludePaths()); - } - - ParserLanguage language = null; - if( project != null ){ - language = CoreModel.getDefault().hasCCNature( project ) ? ParserLanguage.CPP : ParserLanguage.C; - } else { - //TODO no project, what language do we use? - language = ParserLanguage.CPP; - } - - IParser parser = null; - try - { - IScanner scanner = ParserFactory.createScanner( reader, realPath.toOSString(), scanInfo, ParserMode.COMPLETE_PARSE, language, this, ParserUtil.getParserLogService() ); - parser = ParserFactory.createParser( scanner, this, ParserMode.COMPLETE_PARSE, language, ParserUtil.getParserLogService() ); - } - catch( ParserFactoryException pfe ) - { - - } - - if (VERBOSE) - MatchLocator.verbose("*** New Search for path: " + pathString); - - parser.parse(); - } - } - - protected void report( ISourceElementCallbackDelegate node, int accuracyLevel ){ - try { - if( currentResource != null && !searchScope.encloses(currentResource.getFullPath().toOSString() ) ){ - return; - } - - int offset = 0; - int end = 0; - - if( node instanceof IASTReference ){ - IASTReference reference = (IASTReference) node; - offset = reference.getOffset(); - end = offset + reference.getName().length();; - if (VERBOSE) - MatchLocator.verbose("Report Match: " + reference.getName()); - } else if( node instanceof IASTOffsetableNamedElement ){ - IASTOffsetableNamedElement offsetableElement = (IASTOffsetableNamedElement) node; - offset = offsetableElement.getNameOffset() != 0 ? offsetableElement.getNameOffset() - : offsetableElement.getStartingOffset(); - end = offsetableElement.getNameEndOffset(); - if( end == 0 ){ - end = offset + offsetableElement.getName().length();; - } - - if (VERBOSE) - MatchLocator.verbose("Report Match: " + offsetableElement.getName()); - } - - IMatch match = null; - ISourceElementCallbackDelegate object = null; - - if( node instanceof IASTReference ){ - if( currentScope instanceof IASTFunction || currentScope instanceof IASTMethod ){ - object = (ISourceElementCallbackDelegate) currentScope; - } else { - object = lastDeclaration; - } - } else { - if( currentScope instanceof IASTFunction || currentScope instanceof IASTMethod ){ - //local declaration, only report if not being filtered - if( shouldExcludeLocalDeclarations ){ - return; - } - - object = (ISourceElementCallbackDelegate) currentScope; - } else { - object = node; - } - } - - if( currentResource != null ){ - match = resultCollector.createMatch( currentResource, offset, end, object ); - } else if( currentPath != null ){ - match = resultCollector.createMatch( currentPath, offset, end, object ); - } - if( match != null ){ - //Save till later - //resultCollector.acceptMatch( match ); - matchStorage.add(match); - } - - } catch (CoreException e) { - } - } - - private void check( LimitTo limit, ISourceElementCallbackDelegate node ){ - if( !searchPattern.canAccept( limit ) ) - return; - - int level = ICSearchPattern.IMPOSSIBLE_MATCH; - - if( node instanceof IASTReference ){ - level = searchPattern.matchLevel( ((IASTReference)node).getReferencedElement(), limit ); - } else { - level = searchPattern.matchLevel( node, limit ); - } - - if( level != ICSearchPattern.IMPOSSIBLE_MATCH ) - { - report( node, level ); - } - } - - private void pushScope( IASTScope scope ){ - scopeStack.addFirst( currentScope ); - currentScope = scope; - } - - private IASTScope popScope(){ - IASTScope oldScope = currentScope; - currentScope = (scopeStack.size() > 0 ) ? (IASTScope) scopeStack.removeFirst() : null; - return oldScope; - } - - public void setShouldExcludeLocalDeclarations( boolean exclude ){ - shouldExcludeLocalDeclarations = exclude; - } - - private boolean shouldExcludeLocalDeclarations = false; - - private ISourceElementCallbackDelegate lastDeclaration; - - private ICSearchPattern searchPattern; - private ICSearchResultCollector resultCollector; - private IProgressMonitor progressMonitor; - private IPath currentPath = null; - private ICSearchScope searchScope; - private IWorkspaceRoot workspaceRoot; - - private IResource currentResource = null; - private LinkedList resourceStack = new LinkedList(); - - private IASTScope currentScope = null; - private LinkedList scopeStack = new LinkedList(); - /* (non-Javadoc) - * @see org.eclipse.cdt.core.parser.ISourceElementRequestor#acceptElaboratedForewardDeclaration(org.eclipse.cdt.core.parser.ast.IASTElaboratedTypeSpecifier) - */ - public void acceptElaboratedForewardDeclaration(IASTElaboratedTypeSpecifier elaboratedType){ - check( DECLARATIONS, elaboratedType ); - } - - public static void verbose(String log) { - System.out.println("(" + Thread.currentThread() + ") " + log); - } -} |