/**
* Returns the indentation of the line <code>line</code> in <code>document</code>. The returned
* string may contain pairs of leading slashes that are considered part of the indentation. The
* space before the asterisk in a javadoc-like comment is not considered part of the indentation.
*
* @param document the document
* @param line the line
* @return the indentation of <code>line</code> in <code>document</code>
* @throws BadLocationException if the document is changed concurrently
*/
private static String getCurrentIndent(Document document, int line) throws BadLocationException {
IRegion region = document.getLineInformation(line);
int from = region.getOffset();
int endOffset = region.getOffset() + region.getLength();
// go behind line comments
int to = from;
while (to < endOffset - 2 && document.get(to, 2).equals(LINE_COMMENT)) to += 2;
while (to < endOffset) {
char ch = document.getChar(to);
if (!Character.isWhitespace(ch)) break;
to++;
}
// don't count the space before javadoc like, asterisk-style comment lines
if (to > from && to < endOffset - 1 && document.get(to - 1, 2).equals(" *")) { // $NON-NLS-1$
String type =
TextUtilities.getContentType(document, IJavaPartitions.JAVA_PARTITIONING, to, true);
if (type.equals(IJavaPartitions.JAVA_DOC)
|| type.equals(IJavaPartitions.JAVA_MULTI_LINE_COMMENT)) to--;
}
return document.get(from, to - from);
}
private void printProblemXML(IMarker marker, Document doc, StringBuilder sb)
throws JavaModelException, CoreException {
Object[] attribs = marker.getAttributes(MARKER_ATTRIBUTES);
String problemType;
int lineNumber = 0;
int startOfLine = 0;
int lineLength = 0;
String lineOfCode = "";
try {
lineNumber = Integer.parseInt(attribs[1].toString()) - 1;
startOfLine = doc.getLineOffset(lineNumber);
lineLength = doc.getLineLength(lineNumber);
lineOfCode = doc.get(startOfLine, lineLength);
} catch (NumberFormatException e) {
e.printStackTrace(Constants.writer);
} catch (BadLocationException e) {
e.printStackTrace(Constants.writer);
}
if (attribs[0].equals(IMarker.SEVERITY_ERROR)) problemType = "ERROR";
else if (attribs[0].equals(IMarker.SEVERITY_WARNING)) problemType = "WARNING";
else problemType = "INFORMATION";
sb.append("<" + problemType + ">");
sb.append("<LINE>" + attribs[1] + "</LINE>");
sb.append("<MESSAGE>" + attribs[2] + "</MESSAGE>");
sb.append("<CODELINE>" + lineOfCode.trim() + "</CODELINE>");
sb.append("</" + problemType + ">");
}
/**
* Indents line <code>line</code> in <code>document</code> with <code>indent</code>. Leaves
* leading comment signs alone.
*
* @param document the document
* @param line the line
* @param indent the indentation to insert
* @param tabLength the length of a tab
* @throws BadLocationException on concurrent document modification
*/
private void addIndent(Document document, int line, CharSequence indent, int tabLength)
throws BadLocationException {
IRegion region = document.getLineInformation(line);
int insert = region.getOffset();
int endOffset = region.getOffset() + region.getLength();
// Compute insert after all leading line comment markers
int newInsert = insert;
while (newInsert < endOffset - 2 && document.get(newInsert, 2).equals(LINE_COMMENT))
newInsert += 2;
// Heuristic to check whether it is commented code or just a comment
if (newInsert > insert) {
int whitespaceCount = 0;
int i = newInsert;
while (i < endOffset - 1) {
char ch = document.get(i, 1).charAt(0);
if (!Character.isWhitespace(ch)) break;
whitespaceCount = whitespaceCount + computeVisualLength(ch, tabLength);
i++;
}
if (whitespaceCount != 0 && whitespaceCount >= CodeFormatterUtil.getIndentWidth(fProject))
insert = newInsert;
}
// Insert indent
document.replace(insert, 0, indent.toString());
}
/**
* Creates the text change for this proposal. This method is only called once and only when no
* text change has been passed in {@link #TUCorrectionProposal(String, ITranslationUnit,
* TextChange, int, Image)}.
*
* @return returns the created text change.
* @throws CoreException thrown if the creation of the text change failed.
*/
protected TextChange createTextChange() throws CoreException {
ITranslationUnit tu = getTranslationUnit();
String name = getName();
TextChange change;
if (!tu.getResource().exists()) {
String source;
try {
source = tu.getSource();
} catch (CModelException e) {
CUIPlugin.log(e);
source = ""; // $NON-NLS-1$
}
Document document = new Document(source);
document.setInitialLineDelimiter(StubUtility.getLineDelimiterUsed(tu));
change = new DocumentChange(name, document);
} else {
CTextFileChange tuChange = new CTextFileChange(name, tu);
tuChange.setSaveMode(TextFileChange.LEAVE_DIRTY);
change = tuChange;
}
TextEdit rootEdit = new MultiTextEdit();
change.setEdit(rootEdit);
// Initialize text change.
IDocument document = change.getCurrentDocument(new NullProgressMonitor());
addEdits(document, rootEdit);
return change;
}
private String getLineContent(Document document, int line) {
try {
int lineOffset = document.getLineOffset(line - 1);
int lineLength = document.getLineLength(line - 1);
return document.get(lineOffset, lineLength);
} catch (BadLocationException e) {
return null;
}
}
/** Return this {@link JavaSource} file as a String */
@Override
public String toString() {
Document document = new Document(this.document.get());
try {
TextEdit edit = unit.rewrite(document, null);
edit.apply(document);
} catch (Exception e) {
throw new ParserException("Could not modify source: " + unit.toString(), e);
}
return Formatter.format(document.get());
}
/**
* It is OK to apply more than one insert {@link Edit} with the same offset.
*
* <p>For example Quick Fix "Implement Missing Overrides" inserts several method declarations.
*/
public void test_toLTK_SourceChange_twoInserts() throws Exception {
Source source = createTestFileSource();
// fill SourceChange
SourceChange sourceChange = new SourceChange("My change", source);
sourceChange.addEdit(new Edit(2, 0, "a"));
sourceChange.addEdit(new Edit(2, 0, "b"));
// toLTK
TextFileChange ltkChange = ServiceUtils.toLTK(sourceChange);
TextEdit textEdit = ltkChange.getEdit();
// apply
Document document = new Document("01234");
textEdit.apply(document);
assertEquals("01ab234", document.get());
}
public void testUncommentBlock() throws Exception {
doc = new Document("#a\n" + "#b");
ps = new PySelection(doc, 0, 0, 0);
new PyRemoveBlockComment().perform(ps);
expected = "a\n" + "b";
assertEquals(expected, doc.get());
doc = new Document("#----\n" + "#a\n" + "#b\n" + "#----");
ps = new PySelection(doc, 0, 0, 0);
new PyRemoveBlockComment().perform(ps);
expected = "a\n" + "b\n";
assertEquals(expected, doc.get());
}
public void reparseAll() {
SwtMateTextLocation startLocation = new SwtMateTextLocation(0, this);
SwtMateTextLocation endLocation = new SwtMateTextLocation(0 + document.getLength(), this);
if (this.mateText.parser.enabled) {
this.mateText.parser.changes.add(startLocation.getLine(), endLocation.getLine());
this.mateText.parser.processChanges();
}
}
public int getLineLength(int line) {
try {
int startOffset = document.getLineOffset(line);
int endOffset;
if (line + 1 < getLineCount()) {
endOffset = document.getLineOffset(line + 1);
} else {
endOffset = document.getLength();
}
return endOffset - startOffset;
} catch (BadLocationException e) {
System.out.printf("*** Warning BadLocationException");
e.printStackTrace();
return -1;
}
}
public void test2() throws Exception {
doc = new Document("#---- aa\n" + "#---- b\n" + "#---- c");
ps = new PySelection(doc, 0, 0, 0);
new PyRemoveBlockComment().perform(ps);
expected = "aa\n" + "b\n" + "c";
assertEquals(expected, doc.get());
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((body == null) ? 0 : body.hashCode());
result = prime * result + ((document == null) ? 0 : document.hashCode());
result = prime * result + ((enclosingType == null) ? 0 : enclosingType.hashCode());
result = prime * result + ((unit == null) ? 0 : unit.hashCode());
return result;
}
private void textModified(String text) {
fRefactoring.setMethodName(text);
RefactoringStatus status = validatePage(true);
if (!status.hasFatalError()) {
updatePreview(text);
} else {
fSignaturePreviewDocument.set(""); // $NON-NLS-1$
}
setPageComplete(status);
}
@Test
public void indentFromPreviousLineShouldBeAdded() {
document.set(" abc");
command.offset = 7;
command.text = "\n";
strategy.customizeDocumentCommand(document, command);
assertThat(command.text).isEqualTo("\n ");
}
@Test
public void indentShouldNotBeAdded_whenPreviousLineDoesNotStartFromIndent() {
document.set("xyz");
command.offset = 3;
command.text = "\n";
strategy.customizeDocumentCommand(document, command);
assertThat(command.text).isEqualTo("\n");
}
@Test
public void commandShouldNotBeChanged_whenItIsNotLineBreak() {
document.set("x");
command.offset = 1;
command.text = "q";
strategy.customizeDocumentCommand(document, command);
assertThat(command.text).isEqualTo("q");
}
/** Determine the value type for a give propertyName. */
protected Type getValueType(String propertyName) {
try {
PropertyInfo prop = getIndex().get(propertyName);
if (prop != null) {
return TypeParser.parse(prop.getType());
} else {
prop = findLongestValidProperty(getIndex(), propertyName);
if (prop != null) {
Document doc = new Document(propertyName);
PropertyNavigator navigator =
new PropertyNavigator(doc, null, typeUtil, new Region(0, doc.getLength()));
return navigator.navigate(prop.getId().length(), TypeParser.parse(prop.getType()));
}
}
} catch (Exception e) {
BootActivator.log(e);
}
return null;
}
public void run(IStructuredSelection selection) {
final ModuleCollector collector = new ModuleCollector();
// Add by Oliver. Fill the source model into collector.modules.
initSelectedVjoType(selection, collector);
if (!collector.modules.isEmpty()) {
for (Iterator i = collector.modules.iterator(); i.hasNext(); ) {
final ISourceModule module = (ISourceModule) i.next();
final IResource resource = module.getResource();
if (resource != null && resource.getType() == IResource.FILE && resource.exists()) {
final IScriptProject project = module.getScriptProject();
final IScriptFormatterFactory formatterFactory =
ScriptFormatterManager.getSelected(project);
if (formatterFactory != null) {
try {
final String source = module.getSource();
final Document document = new Document(source);
final String lineDelimiter = TextUtilities.getDefaultLineDelimiter(document);
final Map preferences =
formatterFactory.retrievePreferences(new PreferencesLookupDelegate(project));
final IScriptFormatter formatter =
formatterFactory.createFormatter(lineDelimiter, preferences);
final TextEdit edit = formatter.format(source, 0, source.length(), 0);
if (edit != null) {
edit.apply(document);
final String newSource = document.get();
if (!source.equals(newSource)) {
module.becomeWorkingCopy(null, null);
module.getBuffer().setContents(newSource);
module.commitWorkingCopy(true, null);
}
}
} catch (Exception e) {
DLTKUIPlugin.log(e);
break;
}
}
}
}
}
}
@Override
protected void fireDocumentChanged(final DocumentEvent event) {
if (reparseInSameThread) {
// short documents can be reparsed in the same thread as this does not
// affect performance too much
reparse();
} else {
reparseInSeparateThread();
}
super.fireDocumentChanged(event);
}
/**
* Cuts the visual equivalent of <code>toDelete</code> characters out of the indentation of line
* <code>line</code> in <code>document</code>. Leaves leading comment signs alone.
*
* @param document the document
* @param line the line
* @param toDelete the number of space equivalents to delete
* @param tabLength the length of a tab
* @throws BadLocationException on concurrent document modification
*/
private void cutIndent(Document document, int line, int toDelete, int tabLength)
throws BadLocationException {
IRegion region = document.getLineInformation(line);
int from = region.getOffset();
int endOffset = region.getOffset() + region.getLength();
// go behind line comments
while (from < endOffset - 2 && document.get(from, 2).equals(LINE_COMMENT)) from += 2;
int to = from;
while (toDelete > 0 && to < endOffset) {
char ch = document.getChar(to);
if (!Character.isWhitespace(ch)) break;
toDelete -= computeVisualLength(ch, tabLength);
if (toDelete >= 0) to++;
else break;
}
document.replace(from, to - from, ""); // $NON-NLS-1$
}
@Override
protected void doFormatPreview() {
if (fSnippets.isEmpty()) {
fPreviewDocument.set(""); // $NON-NLS-1$
return;
}
// This delimiter looks best for invisible characters
final String delimiter = "\n"; // $NON-NLS-1$
final StringBuilder buffer = new StringBuilder();
for (PreviewSnippet snippet : fSnippets) {
String formattedSource;
try {
TextEdit edit =
CodeFormatterUtil.format(snippet.kind, snippet.source, 0, delimiter, fWorkingValues);
if (edit == null) {
formattedSource = snippet.source;
} else {
Document document = new Document(snippet.source);
edit.apply(document, TextEdit.NONE);
formattedSource = document.get();
}
} catch (Exception e) {
final IStatus status =
new Status(
IStatus.ERROR,
CUIPlugin.getPluginId(),
ICStatusConstants.INTERNAL_ERROR,
FormatterMessages.CPreview_formatter_exception,
e);
CUIPlugin.log(status);
continue;
}
buffer.append(delimiter);
buffer.append(formattedSource);
buffer.append(delimiter);
buffer.append(delimiter);
}
fPreviewDocument.set(buffer.toString());
}
@Test
public void useCase_ex1() {
when(stepLocator.findFirstStep(Mockito.anyString()))
.thenAnswer(
new Answer<StepCandidate>() {
@Override
public StepCandidate answer(InvocationOnMock invocation) throws Throwable {
System.out.println("StepScannerStyledTest.useCase_ex1(" + invocation + ")");
return candidate;
}
});
String[] expected = { //
"step_keyword ~ offset: 0, length: 6", //
"step_default ~ offset: 6, length: 18", //
"step_parameter_value ~ offset: 24, length: 6", //
"step_default ~ offset: 30, length: 33", //
"step_example_table_separator ~ offset: 63, length: 1", //
"step_example_table_cell ~ offset: 64, length: 3", //
"step_example_table_separator ~ offset: 67, length: 1", //
"step_example_table_cell ~ offset: 68, length: 5", //
"step_example_table_separator ~ offset: 73, length: 1", //
"step_default ~ offset: 74, length: 1", //
"comment ~ offset: 75, length: 17", //
"step_example_table_separator ~ offset: 92, length: 1", //
"step_example_table_cell ~ offset: 93, length: 5", //
"step_example_table_separator ~ offset: 98, length: 1", //
"step_example_table_cell ~ offset: 99, length: 6", //
"step_example_table_separator ~ offset: 105, length: 1", //
"step_default ~ offset: 106, length: 1", //
"step_example_table_separator ~ offset: 107, length: 1", //
"step_example_table_cell ~ offset: 108, length: 8", //
"step_example_table_separator ~ offset: 116, length: 1", //
"step_example_table_cell ~ offset: 117, length: 6", //
"step_example_table_separator ~ offset: 123, length: 1", //
"step_default ~ offset: 124, length: 1" //
};
int index = 0;
scanner.setRange(document, 0, document.getLength());
IToken token = scanner.nextToken();
while (!token.isEOF()) {
String actual =
(token.getData()
+ " ~ offset: "
+ scanner.getTokenOffset()
+ ", length: "
+ scanner.getTokenLength());
assertThat(actual, equalTo(expected[index++]));
token = scanner.nextToken();
}
assertThat(index, equalTo(expected.length));
}
private void updateSignaturePreview() {
try {
int top = fSignaturePreview.getTextWidget().getTopPixel();
fSignaturePreviewDocument.set(getChangeMethodSignatureProcessor().getNewMethodSignature());
fSignaturePreview.getTextWidget().setTopPixel(top);
} catch (JavaModelException e) {
ExceptionHandler.handle(
e,
RefactoringMessages.ChangeSignatureRefactoring_modify_Parameters,
RefactoringMessages.ChangeSignatureInputPage_exception);
}
}
public void testApply$() throws Exception {
// Test a regression in apply
String source = "void foo(); Int blah";
ToolCompletionProposal tcp =
new ToolCompletionProposal(
source.indexOf("Int"),
3,
"interface",
"label",
CompletionProposalKind.values()[0],
new ElementAttributes(null),
"moduleName",
null);
LangCompletionProposal completionProposal = new LangCompletionProposal(tcp, null, null);
Document document = new Document(source);
completionProposal.doApply(document, true);
assertEquals(document.get(), "void foo(); interface blah");
}
@Override
protected void fireDocumentAboutToBeChanged(final DocumentEvent event) {
createParserIfNeeded();
reparseInSameThread = getNumberOfLines() < LIMIT;
if (!reparseInSameThread && hasNewestVersion.getAndSet(false)) {
try {
// it will be acquired only by the first event
parsingSemaphore.acquire();
} catch (final InterruptedException e) {
throw new IllegalStateException("Document reparsing interrupted!", e);
}
}
super.fireDocumentAboutToBeChanged(event);
}
public SwtMateDocument(MateText mateText) {
this.mateText = mateText;
this.document = (Document) mateText.getDocument();
for (IPositionUpdater u : document.getPositionUpdaters()) {
document.removePositionUpdater(u);
}
document.addPositionCategory("scopes");
document.addPositionUpdater(
new SwtScopePositionUpdater("scopes", SwtScopePositionUpdater.RIGHT_GRAVITY));
document.addPositionCategory("lefts");
document.addPositionUpdater(
new SwtScopePositionUpdater("lefts", SwtScopePositionUpdater.LEFT_GRAVITY));
document.addPositionCategory("rights");
document.addPositionUpdater(
new SwtScopePositionUpdater("rights", SwtScopePositionUpdater.RIGHT_GRAVITY));
}
/**
* Installs a java partitioner with <code>document</code>.
*
* @param document the document
*/
private static void installJavaStuff(Document document) {
String[] types =
new String[] {
IJavaPartitions.JAVA_DOC,
IJavaPartitions.JAVA_MULTI_LINE_COMMENT,
IJavaPartitions.JAVA_SINGLE_LINE_COMMENT,
IJavaPartitions.JAVA_STRING,
IJavaPartitions.JAVA_CHARACTER,
IDocument.DEFAULT_CONTENT_TYPE,
SqlJSourceScanner.SQLJ_source
};
FastPartitioner partitioner = new FastPartitioner(new FastJavaPartitionScanner(), types);
partitioner.connect(document);
document.setDocumentPartitioner(IJavaPartitions.JAVA_PARTITIONING, partitioner);
}
private void updatePreview(String text) {
if (fSignaturePreview == null) {
return;
}
if (text.length() == 0) {
text = "someMethodName"; // $NON-NLS-1$
}
int top = fSignaturePreview.getTextWidget().getTopPixel();
String signature;
try {
signature = fRefactoring.getSignature(text);
} catch (IllegalArgumentException e) {
signature = ""; // $NON-NLS-1$
}
fSignaturePreviewDocument.set(signature);
fSignaturePreview.getTextWidget().setTopPixel(top);
}
public void testBlock() throws Exception {
Document doc = null;
FormatStd std = new FormatStd();
doc = new Document("cc");
new PyAddBlockComment(std, 10, true, true, true).perform(new PySelection(doc, 0, 0, 0));
PySelectionTest.checkStrEquals("" + "#---------\r\n" + "# cc\r\n" + "#---------", doc.get());
doc = new Document("\t cc");
new PyAddBlockComment(std, 10, true, true, true).perform(new PySelection(doc, 0, 0, 0));
PySelectionTest.checkStrEquals("" + "\t #----\r\n" + "\t # cc\r\n" + "\t #----", doc.get());
doc = new Document("class Foo(object):");
new PyAddBlockComment(std, 10, true, true, true).perform(new PySelection(doc, 0, 0, 0));
PySelectionTest.checkStrEquals(
"" + "#---------\r\n" + "# Foo\r\n" + "#---------\r\n" + "class Foo(object):", doc.get());
doc = new Document("class Information( UserDict.UserDict, IInformation ):");
new PyAddBlockComment(std, 10, true, true, true).perform(new PySelection(doc, 0, 0, 0));
PySelectionTest.checkStrEquals(
""
+ "#---------\r\n"
+ "# Information\r\n"
+ "#---------\r\n"
+ "class Information( UserDict.UserDict, IInformation ):",
doc.get());
doc = new Document("def Information( (UserDict, IInformation) ):");
new PyAddBlockComment(std, 10, true, true, true).perform(new PySelection(doc, 0, 0, 0));
PySelectionTest.checkStrEquals(
""
+ "#---------\r\n"
+ "# Information\r\n"
+ "#---------\r\n"
+ "def Information( (UserDict, IInformation) ):",
doc.get());
// without class behavior
doc = new Document("class Foo(object):");
new PyAddBlockComment(std, 10, true, false, true).perform(new PySelection(doc, 0, 0, 0));
PySelectionTest.checkStrEquals(
"" + "#---------\r\n" + "# class Foo(object):\r\n" + "#---------" + "", doc.get());
// aligned class
doc = new Document(" class Foo(object):");
new PyAddBlockComment(std, 10, true, true, true).perform(new PySelection(doc, 0, 0, 0));
PySelectionTest.checkStrEquals(
"" + " #-----\r\n" + " # Foo\r\n" + " #-----\r\n" + " class Foo(object):" + "",
doc.get());
}
@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (getClass() != obj.getClass()) return false;
AbstractJavaSource<?> other = (AbstractJavaSource<?>) obj;
if (body == null) {
if (other.body != null) return false;
} else if (!body.equals(other.body)) return false;
if (document == null) {
if (other.document != null) return false;
} else if (!document.equals(other.document)) return false;
if (enclosingType == null) {
if (other.enclosingType != null) return false;
} else if (!enclosingType.equals(other.enclosingType)) return false;
if (unit == null) {
if (other.unit != null) return false;
} else if (!unit.equals(other.unit)) return false;
return true;
}
