Examples with TextViewer org.eclipse.che.jdt.javaeditor.TextViewer used on opensource projects

Example 1 with TextViewer

use of org.eclipse.che.jdt.javaeditor.TextViewer in project che by eclipse.

the class CompletionJavadocTest method computeProposals.

private static List<ICompletionProposal> computeProposals(ICompilationUnit compilationUnit, int offset) throws JavaModelException {
    IBuffer buffer = compilationUnit.getBuffer();
    IDocument document;
    if (buffer instanceof org.eclipse.jdt.internal.ui.javaeditor.DocumentAdapter) {
        document = ((org.eclipse.jdt.internal.ui.javaeditor.DocumentAdapter) buffer).getDocument();
    } else {
        document = new DocumentAdapter(buffer);
    }
    TextViewer viewer = new TextViewer(document, new Point(offset, 0));
    JavaContentAssistInvocationContext context = new JavaContentAssistInvocationContext(viewer, offset, compilationUnit);
    List<ICompletionProposal> proposals = new ArrayList<>();
    proposals.addAll(new JavaAllCompletionProposalComputer().computeCompletionProposals(context, null));
    //        proposals.addAll(new TemplateCompletionProposalComputer().computeCompletionProposals(context, null));
    Collections.sort(proposals, new RelevanceSorter());
    return proposals;
}

Example 2 with TextViewer

use of org.eclipse.che.jdt.javaeditor.TextViewer in project che by eclipse.

the class CodeAssist method computeAssistProposals.

@SuppressWarnings("unchecked")
public Proposals computeAssistProposals(IJavaProject project, String fqn, int offset, List<Problem> problems) throws CoreException {
    ICompilationUnit compilationUnit;
    IType type = project.findType(fqn);
    if (type == null) {
        return null;
    }
    if (type.isBinary()) {
        throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.CORE_EXCEPTION, "Can't calculate Quick Assist on binary file"));
    } else {
        compilationUnit = type.getCompilationUnit();
    }
    IBuffer buffer = compilationUnit.getBuffer();
    ITextFileBufferManager bufferManager = FileBuffers.getTextFileBufferManager();
    bufferManager.connect(compilationUnit.getPath(), LocationKind.IFILE, new NullProgressMonitor());
    ITextFileBuffer textFileBuffer = bufferManager.getTextFileBuffer(compilationUnit.getPath(), LocationKind.IFILE);
    IDocument document = textFileBuffer.getDocument();
    TextViewer viewer = new TextViewer(document, new Point(offset, 0));
    AssistContext context = new AssistContext(compilationUnit, offset, 0);
    ArrayList proposals = new ArrayList<>();
    JavaCorrectionProcessor.collectProposals(context, problems, true, true, proposals);
    return convertProposals(offset, compilationUnit, viewer, proposals);
}

Example 3 with TextViewer

use of org.eclipse.che.jdt.javaeditor.TextViewer in project che by eclipse.

the class CodeAssist method computeProposals.

public Proposals computeProposals(IJavaProject project, String fqn, int offset, final String content) throws JavaModelException {
    WorkingCopyOwner copyOwner = new WorkingCopyOwner() {

        @Override
        public IBuffer createBuffer(ICompilationUnit workingCopy) {
            return new org.eclipse.jdt.internal.ui.javaeditor.DocumentAdapter(workingCopy, workingCopy.getPath(), content);
        }
    };
    ICompilationUnit compilationUnit;
    IType type = project.findType(fqn);
    if (type == null) {
        return null;
    }
    if (type.isBinary()) {
        compilationUnit = type.getClassFile().getWorkingCopy(copyOwner, null);
    } else {
        compilationUnit = type.getCompilationUnit().getWorkingCopy(copyOwner, null);
    }
    IBuffer buffer = compilationUnit.getBuffer();
    IDocument document;
    if (buffer instanceof org.eclipse.jdt.internal.ui.javaeditor.DocumentAdapter) {
        document = ((org.eclipse.jdt.internal.ui.javaeditor.DocumentAdapter) buffer).getDocument();
    } else {
        document = new DocumentAdapter(buffer);
    }
    TextViewer viewer = new TextViewer(document, new Point(offset, 0));
    JavaContentAssistInvocationContext context = new JavaContentAssistInvocationContext(viewer, offset, compilationUnit);
    List<ICompletionProposal> proposals = new ArrayList<>();
    proposals.addAll(new JavaAllCompletionProposalComputer().computeCompletionProposals(context, null));
    proposals.addAll(new TemplateCompletionProposalComputer().computeCompletionProposals(context, null));
    Collections.sort(proposals, new RelevanceSorter());
    return convertProposals(offset, compilationUnit, viewer, proposals);
}