Examples with SearchEngine org.eclipse.jdt.core.search.SearchEngine used on opensource projects

Example 16 with SearchEngine

use of org.eclipse.jdt.core.search.SearchEngine in project che by eclipse.

the class ChangeSignatureProcessor method findOccurrences.

private SearchResultGroup[] findOccurrences(IProgressMonitor pm, ReferencesInBinaryContext binaryRefs, RefactoringStatus status) throws JavaModelException {
    final boolean isConstructor = fMethod.isConstructor();
    CuCollectingSearchRequestor requestor = new CuCollectingSearchRequestor(binaryRefs) {

        @Override
        protected void acceptSearchMatch(ICompilationUnit unit, SearchMatch match) throws CoreException {
            // workaround for https://bugs.eclipse.org/bugs/show_bug.cgi?id=27236 :
            if (isConstructor && match instanceof MethodReferenceMatch) {
                MethodReferenceMatch mrm = (MethodReferenceMatch) match;
                if (mrm.isSynthetic()) {
                    return;
                }
            }
            collectMatch(match);
        }
    };
    SearchPattern pattern;
    if (isConstructor) {
        //			// workaround for https://bugs.eclipse.org/bugs/show_bug.cgi?id=226151 : don't find binary refs for constructors for now
        //			return ConstructorReferenceFinder.getConstructorOccurrences(fMethod, pm, status);
        //			SearchPattern occPattern= SearchPattern.createPattern(fMethod, IJavaSearchConstants.ALL_OCCURRENCES, SearchUtils.GENERICS_AGNOSTIC_MATCH_RULE);
        SearchPattern declPattern = SearchPattern.createPattern(fMethod, IJavaSearchConstants.DECLARATIONS, SearchUtils.GENERICS_AGNOSTIC_MATCH_RULE);
        SearchPattern refPattern = SearchPattern.createPattern(fMethod, IJavaSearchConstants.REFERENCES, SearchUtils.GENERICS_AGNOSTIC_MATCH_RULE);
        // workaround for https://bugs.eclipse.org/bugs/show_bug.cgi?id=226151 : do two searches
        try {
            SearchEngine engine = new SearchEngine();
            engine.search(declPattern, SearchUtils.getDefaultSearchParticipants(), createRefactoringScope(), requestor, new NullProgressMonitor());
            engine.search(refPattern, SearchUtils.getDefaultSearchParticipants(), createRefactoringScope(), requestor, pm);
        } catch (CoreException e) {
            throw new JavaModelException(e);
        }
        return RefactoringSearchEngine.groupByCu(requestor.getResults(), status);
    } else {
        pattern = RefactoringSearchEngine.createOrPattern(fRippleMethods, IJavaSearchConstants.ALL_OCCURRENCES);
    }
    return RefactoringSearchEngine.search(pattern, createRefactoringScope(), requestor, pm, status);
}

Example 17 with SearchEngine

use of org.eclipse.jdt.core.search.SearchEngine in project che by eclipse.

the class ReferenceFinderUtil method getMethodReferencesIn.

private static List<SearchMatch> getMethodReferencesIn(IJavaElement element, WorkingCopyOwner owner, IProgressMonitor pm) throws JavaModelException {
    CollectingSearchRequestor requestor = new CollectingSearchRequestor();
    SearchEngine engine = owner != null ? new SearchEngine(owner) : new SearchEngine();
    engine.searchDeclarationsOfSentMessages(element, requestor, pm);
    return requestor.getResults();
}

Example 18 with SearchEngine

use of org.eclipse.jdt.core.search.SearchEngine in project che by eclipse.

the class ReferenceFinderUtil method getFieldReferencesIn.

private static List<SearchMatch> getFieldReferencesIn(IJavaElement element, WorkingCopyOwner owner, IProgressMonitor pm) throws JavaModelException {
    CollectingSearchRequestor requestor = new CollectingSearchRequestor();
    SearchEngine engine = owner != null ? new SearchEngine(owner) : new SearchEngine();
    engine.searchDeclarationsOfAccessedFields(element, requestor, pm);
    return requestor.getResults();
}

Example 19 with SearchEngine

use of org.eclipse.jdt.core.search.SearchEngine in project tdi-studio-se by Talend.

the class OpenDeclarationAction method doSearchSource.

/**
     * Searches the source for the given class name.
     * 
     * @param name The class name
     * @return The source
     * @throws CoreException
     */
IType doSearchSource(String name) throws CoreException {
    final List<IType> results = new ArrayList<IType>();
    // create requester
    SearchRequestor requestor = new SearchRequestor() {

        @Override
        public void acceptSearchMatch(SearchMatch match) throws CoreException {
            Object element = match.getElement();
            if (element instanceof IType) {
                results.add((IType) element);
            }
        }
    };
    String baseName = name.replace('$', '.');
    // create search engine and pattern
    SearchEngine engine = new SearchEngine();
    SearchPattern pattern = SearchPattern.createPattern(baseName, IJavaSearchConstants.TYPE, IJavaSearchConstants.DECLARATIONS, SearchPattern.R_EXACT_MATCH);
    // search the source for the given name
    engine.search(pattern, new SearchParticipant[] { SearchEngine.getDefaultSearchParticipant() }, SearchEngine.createWorkspaceScope(), requestor, null);
    if (results.size() > 0) {
        // at most one source should be found
        return results.get(0);
    }
    return null;
}

Example 20 with SearchEngine

use of org.eclipse.jdt.core.search.SearchEngine in project bndtools by bndtools.

the class PkgPatternsProposalProvider method doGenerateProposals.

@Override
protected Collection<? extends IContentProposal> doGenerateProposals(String contents, int position) {
    String prefix = contents.substring(0, position);
    final int replaceFromPos;
    if (prefix.startsWith("!")) {
        //$NON-NLS-1$
        prefix = prefix.substring(1);
        replaceFromPos = 1;
    } else {
        replaceFromPos = 0;
    }
    Comparator<PkgPatternProposal> comparator = new Comparator<PkgPatternProposal>() {

        public int compare(PkgPatternProposal o1, PkgPatternProposal o2) {
            int result = o1.getPackageFragment().getElementName().compareTo(o2.getPackageFragment().getElementName());
            if (result == 0) {
                result = Boolean.valueOf(o1.isWildcard()).compareTo(Boolean.valueOf(o2.isWildcard()));
            }
            return result;
        }
    };
    final TreeSet<PkgPatternProposal> result = new TreeSet<PkgPatternProposal>(comparator);
    final IJavaSearchScope scope = SearchEngine.createJavaSearchScope(new IJavaElement[] { searchContext.getJavaProject() });
    final SearchPattern pattern = SearchPattern.createPattern("*" + prefix + "*", IJavaSearchConstants.PACKAGE, IJavaSearchConstants.DECLARATIONS, SearchPattern.R_PATTERN_MATCH);
    final SearchRequestor requestor = new SearchRequestor() {

        @Override
        public void acceptSearchMatch(SearchMatch match) throws CoreException {
            IPackageFragment pkg = (IPackageFragment) match.getElement();
            // "java." since these cannot be imported
            if (pkg.isDefaultPackage() || pkg.getElementName().startsWith("java."))
                return;
            result.add(new PkgPatternProposal(pkg, false, replaceFromPos));
            result.add(new PkgPatternProposal(pkg, true, replaceFromPos));
        }
    };
    IRunnableWithProgress runnable = new IRunnableWithProgress() {

        public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
            try {
                new SearchEngine().search(pattern, new SearchParticipant[] { SearchEngine.getDefaultSearchParticipant() }, scope, requestor, monitor);
            } catch (CoreException e) {
                throw new InvocationTargetException(e);
            }
        }
    };
    try {
        IRunnableContext runContext = searchContext.getRunContext();
        if (runContext != null) {
            runContext.run(false, false, runnable);
        } else {
            runnable.run(new NullProgressMonitor());
        }
        return result;
    } catch (InvocationTargetException e) {
        logger.logError("Error searching for packages.", e);
        return Collections.emptyList();
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        return Collections.emptyList();
    }
}