Java DocumentHighlight类代码示例

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
private DocumentHighlight convertToHighlight(ITypeRoot unit, OccurrenceLocation occurrence)
		throws JavaModelException {
	DocumentHighlight h = new DocumentHighlight();
	if ((occurrence.getFlags() | IOccurrencesFinder.F_WRITE_OCCURRENCE) == IOccurrencesFinder.F_WRITE_OCCURRENCE) {
		h.setKind(DocumentHighlightKind.Write);
	} else if ((occurrence.getFlags()
			| IOccurrencesFinder.F_READ_OCCURRENCE) == IOccurrencesFinder.F_READ_OCCURRENCE) {
		h.setKind(DocumentHighlightKind.Read);
	}
	int[] loc = JsonRpcHelpers.toLine(unit.getBuffer(), occurrence.getOffset());
	int[] endLoc = JsonRpcHelpers.toLine(unit.getBuffer(), occurrence.getOffset() + occurrence.getLength());

	h.setRange(new Range(
			new Position(loc[0], loc[1]),
			new Position(endLoc[0],endLoc[1])
			));
	return h;
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
@Test
public void withNull() {
  final List<? extends DocumentHighlight> input = this.sort(CollectionLiterals.<DocumentHighlight>newArrayList(null, this.newHighlight(DocumentHighlightKind.Text, this.newRange(1, 1, 1, 1)), 
    this.newHighlight(DocumentHighlightKind.Write, this.newRange(1, 1, 1, 1)), this.newHighlight(DocumentHighlightKind.Read, this.newRange(1, 1, 1, 1))));
  Assert.assertEquals(1, input.get(0).getRange().getStart().getLine());
  Assert.assertEquals(1, input.get(0).getRange().getStart().getCharacter());
  Assert.assertEquals(1, input.get(0).getRange().getEnd().getLine());
  Assert.assertEquals(1, input.get(0).getRange().getEnd().getCharacter());
  Assert.assertEquals(DocumentHighlightKind.Text, input.get(0).getKind());
  Assert.assertEquals(1, input.get(1).getRange().getStart().getLine());
  Assert.assertEquals(1, input.get(1).getRange().getStart().getCharacter());
  Assert.assertEquals(1, input.get(1).getRange().getEnd().getLine());
  Assert.assertEquals(1, input.get(1).getRange().getEnd().getCharacter());
  Assert.assertEquals(DocumentHighlightKind.Read, input.get(1).getKind());
  Assert.assertEquals(1, input.get(2).getRange().getStart().getLine());
  Assert.assertEquals(1, input.get(2).getRange().getStart().getCharacter());
  Assert.assertEquals(1, input.get(2).getRange().getEnd().getLine());
  Assert.assertEquals(1, input.get(2).getRange().getEnd().getCharacter());
  Assert.assertEquals(DocumentHighlightKind.Write, input.get(2).getKind());
  Assert.assertNull(IterableExtensions.last(input));
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
@Override
public CompletableFuture<List<? extends DocumentHighlight>> documentHighlight(final TextDocumentPositionParams params) {
  final Function1<CancelIndicator, List<? extends DocumentHighlight>> _function = (CancelIndicator cancelIndicator) -> {
    final URI uri = this._uriExtensions.toUri(params.getTextDocument().getUri());
    final IResourceServiceProvider serviceProvider = this.languagesRegistry.getResourceServiceProvider(uri);
    IDocumentHighlightService _get = null;
    if (serviceProvider!=null) {
      _get=serviceProvider.<IDocumentHighlightService>get(IDocumentHighlightService.class);
    }
    final IDocumentHighlightService service = _get;
    if ((service == null)) {
      return CollectionLiterals.<DocumentHighlight>emptyList();
    }
    final Function2<Document, XtextResource, List<? extends DocumentHighlight>> _function_1 = (Document doc, XtextResource resource) -> {
      return service.getDocumentHighlights(doc, resource, params, cancelIndicator);
    };
    return this.workspaceManager.<List<? extends DocumentHighlight>>doRead(uri, _function_1);
  };
  return this.requestManager.<List<? extends DocumentHighlight>>runRead(_function);
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
@Override
public CompletableFuture<List<? extends DocumentHighlight>> documentHighlight(
    final TextDocumentPositionParams position) {
  // TODO: this is wrong, it should be something entirely different.
  // this feature is about marking the occurrences of a selected element
  // like a variable, where it is used.
  // so, this should actually return multiple results.
  // The spec is currently broken for that.
  DocumentHighlight result = som.getHighlight(position.getTextDocument().getUri(),
      position.getPosition().getLine() + 1, position.getPosition().getCharacter() + 1);
  ArrayList<DocumentHighlight> list = new ArrayList<>(1);
  list.add(result);
  return CompletableFuture.completedFuture(list);
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
private List<DocumentHighlight> computeOccurrences(ITypeRoot unit, int line, int column, IProgressMonitor monitor) {
	if (unit != null) {
		try {
			int offset = JsonRpcHelpers.toOffset(unit.getBuffer(), line, column);
			OccurrencesFinder finder = new OccurrencesFinder();
			CompilationUnit ast = SharedASTProvider.getInstance().getAST(unit, monitor);
			if (ast != null) {
				String error = finder.initialize(ast, offset, 0);
				if (error == null){
					List<DocumentHighlight> result = new ArrayList<>();
					OccurrenceLocation[] occurrences = finder.getOccurrences();
					if (occurrences != null) {
						for (OccurrenceLocation loc : occurrences) {
							if (monitor.isCanceled()) {
								return Collections.emptyList();
							}
							result.add(convertToHighlight(unit, loc));
						}
					}
					return result;
				}
			}
		} catch (JavaModelException e) {
			JavaLanguageServerPlugin.logException("Problem with compute occurrences for" + unit.getElementName(), e);
		}
	}
	return Collections.emptyList();
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
@Test
public void testDocumentHighlightHandler() throws Exception {
	String uri = ClassFileUtil.getURI(project, "org.sample.Highlight");
	TextDocumentIdentifier identifier = new TextDocumentIdentifier(uri);
	TextDocumentPositionParams params = new TextDocumentPositionParams(identifier, new Position(5, 10));

	List<? extends DocumentHighlight> highlights = handler.documentHighlight(params, monitor);
	assertEquals(4, highlights.size());
	assertHighlight(highlights.get(0), 5, 9, 15, DocumentHighlightKind.Write);
	assertHighlight(highlights.get(1), 6, 2, 8, DocumentHighlightKind.Read);
	assertHighlight(highlights.get(2), 7, 2, 8, DocumentHighlightKind.Write);
	assertHighlight(highlights.get(3), 8, 2, 8, DocumentHighlightKind.Read);
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
@Test
public void withoutNull() {
  final List<? extends DocumentHighlight> input = this.sort(CollectionLiterals.<DocumentHighlight>newArrayList(this.newHighlight(DocumentHighlightKind.Text, this.newRange(2, 2, 2, 2)), this.newHighlight(DocumentHighlightKind.Text, this.newRange(1, 1, 1, 1)), 
    this.newHighlight(DocumentHighlightKind.Write, this.newRange(2, 2, 2, 2)), this.newHighlight(DocumentHighlightKind.Write, this.newRange(1, 1, 1, 1)), 
    this.newHighlight(DocumentHighlightKind.Read, this.newRange(2, 2, 2, 2)), this.newHighlight(DocumentHighlightKind.Read, this.newRange(1, 1, 1, 1))));
  Assert.assertEquals(1, input.get(0).getRange().getStart().getLine());
  Assert.assertEquals(1, input.get(0).getRange().getStart().getCharacter());
  Assert.assertEquals(1, input.get(0).getRange().getEnd().getLine());
  Assert.assertEquals(1, input.get(0).getRange().getEnd().getCharacter());
  Assert.assertEquals(DocumentHighlightKind.Text, input.get(0).getKind());
  Assert.assertEquals(1, input.get(1).getRange().getStart().getLine());
  Assert.assertEquals(1, input.get(1).getRange().getStart().getCharacter());
  Assert.assertEquals(1, input.get(1).getRange().getEnd().getLine());
  Assert.assertEquals(1, input.get(1).getRange().getEnd().getCharacter());
  Assert.assertEquals(DocumentHighlightKind.Read, input.get(1).getKind());
  Assert.assertEquals(1, input.get(2).getRange().getStart().getLine());
  Assert.assertEquals(1, input.get(2).getRange().getStart().getCharacter());
  Assert.assertEquals(1, input.get(2).getRange().getEnd().getLine());
  Assert.assertEquals(1, input.get(2).getRange().getEnd().getCharacter());
  Assert.assertEquals(DocumentHighlightKind.Write, input.get(2).getKind());
  Assert.assertEquals(2, input.get(3).getRange().getStart().getLine());
  Assert.assertEquals(2, input.get(3).getRange().getStart().getCharacter());
  Assert.assertEquals(2, input.get(3).getRange().getEnd().getLine());
  Assert.assertEquals(2, input.get(3).getRange().getEnd().getCharacter());
  Assert.assertEquals(DocumentHighlightKind.Text, input.get(3).getKind());
  Assert.assertEquals(2, input.get(4).getRange().getStart().getLine());
  Assert.assertEquals(2, input.get(4).getRange().getStart().getCharacter());
  Assert.assertEquals(2, input.get(4).getRange().getEnd().getLine());
  Assert.assertEquals(2, input.get(4).getRange().getEnd().getCharacter());
  Assert.assertEquals(DocumentHighlightKind.Read, input.get(4).getKind());
  Assert.assertEquals(2, input.get(5).getRange().getStart().getLine());
  Assert.assertEquals(2, input.get(5).getRange().getStart().getCharacter());
  Assert.assertEquals(2, input.get(5).getRange().getEnd().getLine());
  Assert.assertEquals(2, input.get(5).getRange().getEnd().getCharacter());
  Assert.assertEquals(DocumentHighlightKind.Write, input.get(5).getKind());
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
protected String _toExpectation(final DocumentHighlight it) {
  String _xblockexpression = null;
  {
    StringConcatenation _builder = new StringConcatenation();
    {
      Range _range = it.getRange();
      boolean _tripleEquals = (_range == null);
      if (_tripleEquals) {
        _builder.append("[NaN, NaN]:[NaN, NaN]");
      } else {
        String _expectation = this.toExpectation(it.getRange());
        _builder.append(_expectation);
      }
    }
    final String rangeString = _builder.toString();
    StringConcatenation _builder_1 = new StringConcatenation();
    {
      DocumentHighlightKind _kind = it.getKind();
      boolean _tripleEquals_1 = (_kind == null);
      if (_tripleEquals_1) {
        _builder_1.append("NaN");
      } else {
        String _expectation_1 = this.toExpectation(it.getKind());
        _builder_1.append(_expectation_1);
      }
    }
    _builder_1.append(" ");
    _builder_1.append(rangeString);
    _xblockexpression = _builder_1.toString();
  }
  return _xblockexpression;
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
@Override
public DocumentHighlight apply(final Document document, final ITextRegion region,
		final DocumentHighlightKind kind) {

	Preconditions.checkNotNull(document, "document");
	Preconditions.checkNotNull(region, "region");
	Preconditions.checkNotNull(kind, "kind");

	final int offset = region.getOffset();
	final Position start = document.getPosition(offset);
	final Position end = document.getPosition(offset + region.getLength());

	return new DocumentHighlight(new Range(start, end), kind);
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
@Override
public CompletableFuture<List<? extends DocumentHighlight>> documentHighlight(TextDocumentPositionParams position) {
	LOGGER.info("documentHighlight: " + position.getTextDocument());
	return CompletableFuture.completedFuture(Collections.emptyList());
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
public DocumentHighlight getHighlight(final String documentUri,
    final int line, final int character) {
  // TODO: this is wrong, it should be something entierly different.
  // this feature is about marking the occurrences of a selected element
  // like a variable, where it is used.
  // so, this should actually return multiple results.
  // The spec is currently broken for that.

  // XXX: the code here doesn't make any sense for what it is supposed to do

  // Map<SourceSection, Set<Class<? extends Tags>>> sections = Highlight.
  // getSourceSections();
  // SourceSection[] all = sections.entrySet().stream().map(e -> e.getKey()).toArray(size ->
  // new SourceSection[size]);
  //
  // Stream<Entry<SourceSection, Set<Class<? extends Tags>>>> filtered = sections.
  // entrySet().stream().filter(
  // (final Entry<SourceSection, Set<Class<? extends Tags>>> e) -> in(e.getKey(), line,
  // character));
  //
  // @SuppressWarnings("rawtypes")
  // Entry[] matching = filtered.toArray(size -> new Entry[size]);
  //
  // for (Entry<SourceSection, Set<Class<? extends Tags>>> e : matching) {
  // int kind;
  // if (e.getValue().contains(LiteralTag.class)) {
  // kind = DocumentHighlight.KIND_READ;
  // } else {
  // kind = DocumentHighlight.KIND_TEXT;
  // }
  // DocumentHighlightImpl highlight = new DocumentHighlightImpl();
  // highlight.setKind(kind);
  // highlight.setRange(getRange(e.getKey()));
  // return highlight;
  // }
  //
  // DocumentHighlightImpl highlight = new DocumentHighlightImpl();
  // highlight.setKind(DocumentHighlight.KIND_TEXT);
  // RangeImpl range = new RangeImpl();
  // range.setStart(pos(line, character));
  // range.setEnd(pos(line, character + 1));
  // highlight.setRange(range);
  // return highlight;
  return null;
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
public List<? extends DocumentHighlight> documentHighlight(TextDocumentPositionParams position, IProgressMonitor monitor) {
	ITypeRoot type = JDTUtils.resolveTypeRoot(position.getTextDocument().getUri());
	return computeOccurrences(type, position.getPosition().getLine(),
			position.getPosition().getCharacter(), monitor);
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
@Override
public CompletableFuture<List<? extends DocumentHighlight>> documentHighlight(TextDocumentPositionParams position) {
	logInfo(">> document/documentHighlight");
	DocumentHighlightHandler handler = new DocumentHighlightHandler();
	return computeAsync((cc) -> handler.documentHighlight(position, toMonitor(cc)));
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
private void assertHighlight(DocumentHighlight highlight, int expectedLine, int expectedStart, int expectedEnd, DocumentHighlightKind expectedKind) {
	Lsp4jAssertions.assertRange(expectedLine, expectedStart, expectedEnd, highlight.getRange());
	assertEquals(expectedKind, highlight.getKind());
}
 

import org.eclipse.lsp4j.DocumentHighlight; //导入依赖的package包/类
private DocumentHighlight newHighlight(final DocumentHighlightKind kind, final Range range) {
  return new DocumentHighlight(range, kind);
}