Examples with ISourceRange org.eclipse.jdt.core.ISourceRange used on opensource projects

Example 46 with ISourceRange

use of org.eclipse.jdt.core.ISourceRange in project eclipse.jdt.ls by eclipse.

the class StatementAnalyzer method checkSelectedNodes.

protected void checkSelectedNodes() {
    ASTNode[] nodes = getSelectedNodes();
    if (nodes.length == 0) {
        return;
    }
    ASTNode node = nodes[0];
    int selectionOffset = getSelection().getOffset();
    try {
        int start = fScanner.getNextStartOffset(selectionOffset, true);
        if (start == node.getStartPosition()) {
            int lastNodeEnd = ASTNodes.getExclusiveEnd(nodes[nodes.length - 1]);
            int pos = fScanner.getNextStartOffset(lastNodeEnd, true);
            int selectionEnd = getSelection().getInclusiveEnd();
            if (pos <= selectionEnd) {
                IScanner scanner = fScanner.getScanner();
                // see https://bugs.eclipse.org/324237
                char[] token = scanner.getCurrentTokenSource();
                if (start < lastNodeEnd && token.length == 1 && (token[0] == ';' || token[0] == ',')) {
                    setSelection(Selection.createFromStartEnd(start, lastNodeEnd - 1));
                } else {
                    ISourceRange range = new SourceRange(lastNodeEnd, pos - lastNodeEnd);
                    invalidSelection(RefactoringCoreMessages.StatementAnalyzer_end_of_selection, JavaStatusContext.create(fCUnit, range));
                }
            }
            // success
            return;
        }
    } catch (CoreException e) {
    // fall through
    }
    ISourceRange range = new SourceRange(selectionOffset, node.getStartPosition() - selectionOffset + 1);
    invalidSelection(RefactoringCoreMessages.StatementAnalyzer_beginning_of_selection, JavaStatusContext.create(fCUnit, range));
}

Example 47 with ISourceRange

use of org.eclipse.jdt.core.ISourceRange in project eclipse.jdt.ls by eclipse.

the class JDTUtils method toLocation.

/**
 * Creates a location for a given java element.
 * Element can be a {@link ICompilationUnit} or {@link IClassFile}
 *
 * @param element
 * @return location or null
 * @throws JavaModelException
 */
public static Location toLocation(IJavaElement element) throws JavaModelException {
    ICompilationUnit unit = (ICompilationUnit) element.getAncestor(IJavaElement.COMPILATION_UNIT);
    IClassFile cf = (IClassFile) element.getAncestor(IJavaElement.CLASS_FILE);
    if (unit == null && cf == null) {
        return null;
    }
    if (element instanceof ISourceReference) {
        ISourceRange nameRange = getNameRange(element);
        if (SourceRange.isAvailable(nameRange)) {
            if (cf == null) {
                return toLocation(unit, nameRange.getOffset(), nameRange.getLength());
            } else {
                return toLocation(cf, nameRange.getOffset(), nameRange.getLength());
            }
        }
    }
    return null;
}

Example 48 with ISourceRange

use of org.eclipse.jdt.core.ISourceRange in project eclipse.jdt.ls by eclipse.

the class JDTUtils method getNameRange.

private static ISourceRange getNameRange(IJavaElement element) throws JavaModelException {
    ISourceRange nameRange = null;
    if (element instanceof IMember) {
        IMember member = (IMember) element;
        nameRange = member.getNameRange();
        if ((!SourceRange.isAvailable(nameRange))) {
            nameRange = member.getSourceRange();
        }
    } else if (element instanceof ITypeParameter || element instanceof ILocalVariable) {
        nameRange = ((ISourceReference) element).getNameRange();
    } else if (element instanceof ISourceReference) {
        nameRange = ((ISourceReference) element).getSourceRange();
    }
    if (!SourceRange.isAvailable(nameRange) && element.getParent() != null) {
        nameRange = getNameRange(element.getParent());
    }
    return nameRange;
}

Example 49 with ISourceRange

use of org.eclipse.jdt.core.ISourceRange in project eclipse.platform.runtime by eclipse.

the class FindUnusedSearchResult method unusedElementFound.

@Override
public void unusedElementFound(IMember member) throws CoreException {
    ISourceRange nameRange = member.getNameRange();
    addMatch(new Match(member, nameRange.getOffset(), nameRange.getLength()));
}

Example 50 with ISourceRange

use of org.eclipse.jdt.core.ISourceRange in project flux by eclipse.

the class NavigationService method computeNavigation.

public JSONObject computeNavigation(String username, String requestorResourcePath, int offset, int length) {
    try {
        ICompilationUnit liveEditUnit = liveEditUnits.getLiveEditUnit(username, requestorResourcePath);
        if (liveEditUnit != null) {
            IJavaElement[] elements = liveEditUnit.codeSelect(offset, length);
            if (elements != null && elements.length > 0) {
                JSONObject result = new JSONObject();
                IJavaElement element = elements[0];
                IResource resource = element.getResource();
                // if the selected element corresponds to a resource in workspace, navigate to it
                if (resource != null && resource.getProject() != null) {
                    String projectName = resource.getProject().getName();
                    String resourcePath = resource.getProjectRelativePath().toString();
                    result.put("project", projectName);
                    result.put("resource", resourcePath);
                    if (element instanceof ISourceReference) {
                        ISourceRange nameRange = ((ISourceReference) element).getNameRange();
                        result.put("offset", nameRange.getOffset());
                        result.put("length", nameRange.getLength());
                    }
                    return result;
                }
                // walk up the java model until we reach a class file
                while (element != null && !(element instanceof IClassFile)) {
                    element = element.getParent();
                }
                if (element instanceof IClassFile) {
                    IClassFile classFile = (IClassFile) element;
                    ISourceRange sourceRange = classFile.getSourceRange();
                    if (sourceRange != null) {
                        String projectName = element.getJavaProject().getProject().getName();
                        String resourcePath = classFile.getParent().getElementName().replace('.', '/');
                        resourcePath = "classpath:/" + resourcePath + "/" + classFile.getElementName();
                        result.put("project", projectName);
                        result.put("resource", resourcePath);
                        return result;
                    }
                }
            // we don't know how to navigate to this element
            }
        }
    } catch (JavaModelException e) {
        e.printStackTrace();
    } catch (JSONException e) {
        e.printStackTrace();
    }
    return null;
}