Examples with TemplateCompletionProposalComputer org.eclipse.jdt.internal.ui.text.java.TemplateCompletionProposalComputer used on opensource projects

Example 1 with TemplateCompletionProposalComputer

use of org.eclipse.jdt.internal.ui.text.java.TemplateCompletionProposalComputer 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);
}