private static String[] getParameterTypesAsStringArray(IMethod method) {
Set<String> typeParameterNames = new HashSet<String>();
try {
for (ITypeParameter param : method.getDeclaringType().getTypeParameters()) {
typeParameterNames.add(param.getElementName());
}
for (ITypeParameter param : method.getTypeParameters()) {
typeParameterNames.add(param.getElementName());
}
} catch (JavaModelException e) {
}
String[] parameterTypesAsString = new String[method.getParameterTypes().length];
for (int i = 0; i < method.getParameterTypes().length; i++) {
String parameterTypeString = Signature.getElementType(method.getParameterTypes()[i]);
boolean isArray = !parameterTypeString.equals(method.getParameterTypes()[i]);
String parameterType =
resolveClassNameBySignature(parameterTypeString, method.getDeclaringType());
if (typeParameterNames.contains(parameterType)) {
parameterTypesAsString[i] =
Object.class.getName() + (isArray ? ClassUtils.ARRAY_SUFFIX : "");
} else {
parameterTypesAsString[i] = parameterType + (isArray ? ClassUtils.ARRAY_SUFFIX : "");
}
}
return parameterTypesAsString;
}
private RefactoringStatus checkRelatedMethods() throws CoreException {
RefactoringStatus result = new RefactoringStatus();
for (Iterator<IMethod> iter = fMethodsToRename.iterator(); iter.hasNext(); ) {
IMethod method = iter.next();
result.merge(
Checks.checkIfConstructorName(
method, getNewElementName(), method.getDeclaringType().getElementName()));
String[] msgData =
new String[] {
BasicElementLabels.getJavaElementName(method.getElementName()),
BasicElementLabels.getJavaElementName(
method.getDeclaringType().getFullyQualifiedName('.'))
};
if (!method.exists()) {
result.addFatalError(
Messages.format(RefactoringCoreMessages.RenameMethodRefactoring_not_in_model, msgData));
continue;
}
if (method.isBinary())
result.addFatalError(
Messages.format(RefactoringCoreMessages.RenameMethodRefactoring_no_binary, msgData));
if (method.isReadOnly())
result.addFatalError(
Messages.format(RefactoringCoreMessages.RenameMethodRefactoring_no_read_only, msgData));
if (JdtFlags.isNative(method))
result.addError(
Messages.format(RefactoringCoreMessages.RenameMethodRefactoring_no_native_1, msgData));
}
return result;
}
private boolean canSwitchNames(IMethod nukeTarget, IMethod nameSwitchTarget) {
String nukeName = nukeTarget.getElementName();
String nameSwitchName = nameSwitchTarget.getElementName();
boolean result = !nukeName.equals(nameSwitchName);
result &= !hasMember(nukeTarget.getDeclaringType(), nameSwitchName);
result &= !hasMember(nameSwitchTarget.getDeclaringType(), nukeName);
return result;
}
static final IMethod[] hierarchyDeclaresMethodName(
IProgressMonitor pm, ITypeHierarchy hierarchy, IMethod method, String newName)
throws CoreException {
try {
Set<IMethod> result = new HashSet<>();
IType type = method.getDeclaringType();
IMethod foundMethod =
Checks.findMethod(newName, method.getParameterTypes().length, false, type);
if (foundMethod != null) result.add(foundMethod);
IMethod[] foundInHierarchyClasses =
classesDeclareMethodName(
hierarchy, Arrays.asList(hierarchy.getAllClasses()), method, newName);
if (foundInHierarchyClasses != null) result.addAll(Arrays.asList(foundInHierarchyClasses));
IType[] implementingClasses = hierarchy.getImplementingClasses(type);
IMethod[] foundInImplementingClasses =
classesDeclareMethodName(hierarchy, Arrays.asList(implementingClasses), method, newName);
if (foundInImplementingClasses != null)
result.addAll(Arrays.asList(foundInImplementingClasses));
return result.toArray(new IMethod[result.size()]);
} finally {
if (pm != null) {
pm.done();
}
}
}
@Override
public Change createChange(IProgressMonitor monitor) throws CoreException {
try {
final TextChange[] changes = fChangeManager.getAllChanges();
final List<TextChange> list = new ArrayList<>(changes.length);
list.addAll(Arrays.asList(changes));
String project = null;
IJavaProject javaProject = fMethod.getJavaProject();
if (javaProject != null) project = javaProject.getElementName();
int flags =
JavaRefactoringDescriptor.JAR_MIGRATION
| JavaRefactoringDescriptor.JAR_REFACTORING
| RefactoringDescriptor.STRUCTURAL_CHANGE;
try {
if (!Flags.isPrivate(fMethod.getFlags())) flags |= RefactoringDescriptor.MULTI_CHANGE;
} catch (JavaModelException exception) {
JavaPlugin.log(exception);
}
final IType declaring = fMethod.getDeclaringType();
try {
if (declaring.isAnonymous() || declaring.isLocal())
flags |= JavaRefactoringDescriptor.JAR_SOURCE_ATTACHMENT;
} catch (JavaModelException exception) {
JavaPlugin.log(exception);
}
final String description =
Messages.format(
RefactoringCoreMessages.RenameMethodProcessor_descriptor_description_short,
BasicElementLabels.getJavaElementName(fMethod.getElementName()));
final String header =
Messages.format(
RefactoringCoreMessages.RenameMethodProcessor_descriptor_description,
new String[] {
JavaElementLabels.getTextLabel(fMethod, JavaElementLabels.ALL_FULLY_QUALIFIED),
BasicElementLabels.getJavaElementName(getNewElementName())
});
final String comment = new JDTRefactoringDescriptorComment(project, this, header).asString();
final RenameJavaElementDescriptor descriptor =
RefactoringSignatureDescriptorFactory.createRenameJavaElementDescriptor(
IJavaRefactorings.RENAME_METHOD);
descriptor.setProject(project);
descriptor.setDescription(description);
descriptor.setComment(comment);
descriptor.setFlags(flags);
descriptor.setJavaElement(fMethod);
descriptor.setNewName(getNewElementName());
descriptor.setUpdateReferences(fUpdateReferences);
descriptor.setKeepOriginal(fDelegateUpdating);
descriptor.setDeprecateDelegate(fDelegateDeprecation);
return new DynamicValidationRefactoringChange(
descriptor,
RefactoringCoreMessages.RenameMethodProcessor_change_name,
list.toArray(new Change[list.size()]));
} finally {
monitor.done();
}
}
public String getReturnType() {
try {
IType type = method.getDeclaringType();
String name = getClassNameFromSignature(method.getReturnType());
return getQualifiedClassName(type, name);
} catch (JavaModelException e) {
return null;
}
}
@Override
public boolean visit(TypeDeclaration node) {
String targetType = targetMethod.getDeclaringType().getFullyQualifiedName().replace('$', '.');
String currentType = node.resolveBinding().getQualifiedName();
if (targetType.equals(currentType)) nestLevel = 1;
else if (nestLevel > 0) nestLevel++;
return true;
}
public UserOperatorType getOperatorType() {
if (operatorType == null) {
IType type = method.getDeclaringType();
IAnnotation ann = getAnnotation(type, method, ANNOTATION_SET);
if (ann != null) {
operatorType = UserOperatorType.valueOf(ann.getElementName());
}
}
return operatorType;
}
private RefactoringStatus analyzeRenameChanges(IProgressMonitor pm) throws CoreException {
ICompilationUnit[] newDeclarationWCs = null;
try {
pm.beginTask("", 4); // $NON-NLS-1$
RefactoringStatus result = new RefactoringStatus();
ICompilationUnit[] declarationCUs = getDeclarationCUs();
newDeclarationWCs =
RenameAnalyzeUtil.createNewWorkingCopies(
declarationCUs, fChangeManager, fWorkingCopyOwner, new SubProgressMonitor(pm, 1));
IMethod[] wcOldMethods = new IMethod[fMethodsToRename.size()];
IMethod[] wcNewMethods = new IMethod[fMethodsToRename.size()];
int i = 0;
for (Iterator<IMethod> iter = fMethodsToRename.iterator(); iter.hasNext(); i++) {
IMethod method = iter.next();
ICompilationUnit newCu =
RenameAnalyzeUtil.findWorkingCopyForCu(newDeclarationWCs, method.getCompilationUnit());
IType typeWc =
(IType) JavaModelUtil.findInCompilationUnit(newCu, method.getDeclaringType());
if (typeWc == null) {
// should not happen
i--;
wcOldMethods =
CollectionsUtil.toArray(
Arrays.asList(wcOldMethods).subList(0, wcOldMethods.length - 1), IMethod.class);
wcNewMethods =
CollectionsUtil.toArray(
Arrays.asList(wcNewMethods).subList(0, wcNewMethods.length - 1), IMethod.class);
continue;
}
wcOldMethods[i] = getMethodInWorkingCopy(method, getCurrentElementName(), typeWc);
wcNewMethods[i] = getMethodInWorkingCopy(method, getNewElementName(), typeWc);
}
// SearchResultGroup[] newOccurrences= findNewOccurrences(newMethods, newDeclarationWCs, new
// SubProgressMonitor(pm, 3));
SearchResultGroup[] newOccurrences =
batchFindNewOccurrences(
wcNewMethods, wcOldMethods, newDeclarationWCs, new SubProgressMonitor(pm, 3), result);
result.merge(
RenameAnalyzeUtil.analyzeRenameChanges2(
fChangeManager, fOccurrences, newOccurrences, getNewElementName()));
return result;
} finally {
pm.done();
if (newDeclarationWCs != null) {
for (int i = 0; i < newDeclarationWCs.length; i++) {
newDeclarationWCs[i].discardWorkingCopy();
}
}
}
}
/**
* @return Error message or <code>null</code> if setter can be renamed.
* @throws CoreException should not happen
*/
public String canEnableSetterRenaming() throws CoreException {
if (fField.getDeclaringType().isInterface())
return getSetter() == null ? "" : null; // $NON-NLS-1$
IMethod setter = getSetter();
if (setter == null) return ""; // $NON-NLS-1$
final NullProgressMonitor monitor = new NullProgressMonitor();
if (MethodChecks.isVirtual(setter)) {
final ITypeHierarchy hierarchy = setter.getDeclaringType().newTypeHierarchy(monitor);
if (MethodChecks.isDeclaredInInterface(setter, hierarchy, monitor) != null
|| MethodChecks.overridesAnotherMethod(setter, hierarchy) != null)
return RefactoringCoreMessages.RenameFieldRefactoring_declared_in_supertype;
}
return null;
}
/**
* Returns the smallest enclosing <code>IType</code> if the specified object is a main method, or
* <code>null</code>
*
* @param o the object to inspect
* @return the smallest enclosing <code>IType</code> of the specified object if it is a main
* method or <code>null</code> if it is not
*/
private IType isMainMethod(Object o) {
if (o instanceof IAdaptable) {
IAdaptable adapt = (IAdaptable) o;
IJavaElement element = (IJavaElement) adapt.getAdapter(IJavaElement.class);
if (element != null && element.getElementType() == IJavaElement.METHOD) {
try {
IMethod method = (IMethod) element;
if (method.isMainMethod()) {
return method.getDeclaringType();
}
} catch (JavaModelException jme) {
JDIDebugUIPlugin.log(jme);
}
}
}
return null;
}
private void checkOverridden(RefactoringStatus status, IProgressMonitor pm)
throws JavaModelException {
pm.beginTask("", 9); // $NON-NLS-1$
pm.setTaskName(RefactoringCoreMessages.InlineMethodRefactoring_checking_overridden);
MethodDeclaration decl = fSourceProvider.getDeclaration();
IMethod method = (IMethod) decl.resolveBinding().getJavaElement();
if (method == null || Flags.isPrivate(method.getFlags())) {
pm.worked(8);
return;
}
IType type = method.getDeclaringType();
ITypeHierarchy hierarchy = type.newTypeHierarchy(new SubProgressMonitor(pm, 6));
checkSubTypes(status, method, hierarchy.getAllSubtypes(type), new SubProgressMonitor(pm, 1));
checkSuperClasses(
status, method, hierarchy.getAllSuperclasses(type), new SubProgressMonitor(pm, 1));
checkSuperInterfaces(
status, method, hierarchy.getAllSuperInterfaces(type), new SubProgressMonitor(pm, 1));
pm.setTaskName(""); // $NON-NLS-1$
}
public List<Attribute> getAttributes() {
Map<String, Value> map;
{
IType type = method.getDeclaringType();
Parameter r = new Parameter();
createAttribute(type, method, r);
map = r.attributes;
}
List<Attribute> list = new ArrayList<Attribute>(map.size());
for (Entry<String, Value> entry : map.entrySet()) {
String[] ss = entry.getKey().split("#");
Value value = entry.getValue();
Attribute attr = new Attribute(ss[0], ss[1], value.type);
attr.setValue(value.value);
list.add(attr);
}
return list;
}
public String convertToString(Object parameterValue) throws ParameterValueConversionException {
if (!(parameterValue instanceof IJavaElement)) {
throw new ParameterValueConversionException(
"parameterValue must be an IJavaElement"); //$NON-NLS-1$
}
IJavaElement javaElement = (IJavaElement) parameterValue;
IJavaProject javaProject = javaElement.getJavaProject();
if (javaProject == null) {
throw new ParameterValueConversionException(
"Could not get IJavaProject for element"); //$NON-NLS-1$
}
StringBuffer buffer;
if (javaElement instanceof IType) {
IType type = (IType) javaElement;
buffer = composeTypeReference(type);
} else if (javaElement instanceof IMethod) {
IMethod method = (IMethod) javaElement;
buffer = composeTypeReference(method.getDeclaringType());
buffer.append(TYPE_END_CHAR);
buffer.append(method.getElementName());
String[] parameterTypes = method.getParameterTypes();
buffer.append(PARAM_START_CHAR);
for (int i = 0; i < parameterTypes.length; i++) {
buffer.append(parameterTypes[i]);
}
buffer.append(PARAM_END_CHAR);
} else if (javaElement instanceof IField) {
IField field = (IField) javaElement;
buffer = composeTypeReference(field.getDeclaringType());
buffer.append(TYPE_END_CHAR);
buffer.append(field.getElementName());
} else {
throw new ParameterValueConversionException("Unsupported IJavaElement type"); // $NON-NLS-1$
}
return buffer.toString();
}
/**
* Finds a method declaration in a type's hierarchy. The search is top down, so this returns the
* first declaration of the method in the hierarchy. This searches for a method with a name and
* signature. Parameter types are only compared by the simple name, no resolving for the fully
* qualified type name is done. Constructors are only compared by parameters, not the name.
*
* @param type Searches in this type's supertypes.
* @param name The name of the method to find
* @param paramTypes The type signatures of the parameters e.g. <code>{"QString;","I"}</code>
* @param isConstructor If the method is a constructor
* @return The first method found or null, if nothing found
*/
private static IMethod findMethodDeclarationInHierarchy(
ITypeHierarchy hierarchy, IType type, String name, String[] paramTypes, boolean isConstructor)
throws JavaModelException {
IType[] superTypes = hierarchy.getAllSupertypes(type);
for (int i = superTypes.length - 1; i >= 0; i--) {
IMethod first = JavaModelUtil.findMethod(name, paramTypes, isConstructor, superTypes[i]);
if (first != null && !Flags.isPrivate(first.getFlags())) {
// the order getAllSupertypes does make assumptions of the order of inner elements -> search
// recursively
IMethod res =
findMethodDeclarationInHierarchy(
hierarchy, first.getDeclaringType(), name, paramTypes, isConstructor);
if (res != null) {
return res;
}
return first;
}
}
return null;
}
private static void appendMethodReference(IMethod meth, StringBuffer buf)
throws JavaModelException {
buf.append(meth.getElementName());
/*
* The Javadoc tool for Java SE 8 changed the anchor syntax and now tries to avoid "strange" characters in URLs.
* This breaks all clients that directly create such URLs.
* We can't know what format is required, so we just guess by the project's compiler compliance.
*/
boolean is18OrHigher = JavaModelUtil.is18OrHigher(meth.getJavaProject());
buf.append(is18OrHigher ? '-' : '(');
String[] params = meth.getParameterTypes();
IType declaringType = meth.getDeclaringType();
boolean isVararg = Flags.isVarargs(meth.getFlags());
int lastParam = params.length - 1;
for (int i = 0; i <= lastParam; i++) {
if (i != 0) {
buf.append(is18OrHigher ? "-" : ", "); // $NON-NLS-1$ //$NON-NLS-2$
}
String curr = Signature.getTypeErasure(params[i]);
String fullName = JavaModelUtil.getResolvedTypeName(curr, declaringType);
if (fullName == null) { // e.g. a type parameter "QE;"
fullName = Signature.toString(Signature.getElementType(curr));
}
if (fullName != null) {
buf.append(fullName);
int dim = Signature.getArrayCount(curr);
if (i == lastParam && isVararg) {
dim--;
}
while (dim > 0) {
buf.append(is18OrHigher ? ":A" : "[]"); // $NON-NLS-1$ //$NON-NLS-2$
dim--;
}
if (i == lastParam && isVararg) {
buf.append("..."); // $NON-NLS-1$
}
}
}
buf.append(is18OrHigher ? '-' : ')');
}
/**
* Computes the valid proposals for the <code>javax.ws.rs.PathParam</code> annotation value. The
* proposals are based on:
*
* <ul>
* <li>The values of the <code>javax.ws.rs.Path</code> annotations, both at the method and at
* the type level (inclusion),
* <li>The values of the sibling <code>javax.ws.rs.PathParam</code> annotations (exclusion).
* </ul>
*
* @param javaContext the invocation context
* @param pathParamAnnotationBinding the annotation bindings
* @param method the enclosing java method
* @param compilationUnit the compilation unit (AST3)
* @return the list of computed completion proposals
* @throws CoreException in case of underlying exception
* @throws BadLocationException
* @throws org.eclipse.jface.text.BadLocationException
*/
private List<ICompletionProposal> internalComputePathParamProposals(
JavaContentAssistInvocationContext javaContext,
IAnnotationBinding pathParamAnnotationBinding,
IMethod method,
CompilationUnit compilationUnit)
throws CoreException, BadLocationException {
ITypedRegion region = getRegion(javaContext);
String matchValue =
javaContext
.getDocument()
.get(region.getOffset(), javaContext.getInvocationOffset() - region.getOffset());
// int cursorPosition = javaContext.getInvocationOffset();
List<ICompletionProposal> completionProposals = new ArrayList<ICompletionProposal>();
// compute proposals from @Path annotations on the method
completionProposals.addAll(
generateCompletionProposal(method, compilationUnit, region, matchValue));
// compute proposals from @Path annotations on the type
completionProposals.addAll(
generateCompletionProposal(method.getDeclaringType(), compilationUnit, region, matchValue));
return completionProposals;
}
/**
* Method to post process returned flags from the {@link
* org.eclipse.pde.api.tools.internal.JavadocTagManager}
*
* @param tag the tag to process
* @param element the {@link IJavaElement} the tag will appear on
* @return true if the tag should be included in completion proposals, false otherwise
*/
private boolean acceptTag(IApiJavadocTag tag, IJavaElement element) throws JavaModelException {
if (fExistingTags != null) {
Boolean fragments = fExistingTags.get(tag.getTagName());
// if the tag has a fragment don't overwrite / propose again
if (fragments != null && Boolean.FALSE.equals(fragments)) {
return false;
}
}
switch (element.getElementType()) {
case IJavaElement.TYPE:
{
IType type = (IType) element;
int flags = type.getFlags();
String tagname = tag.getTagName();
if (Flags.isAbstract(flags)) {
return !tagname.equals(JavadocTagManager.TAG_NOINSTANTIATE);
}
if (Flags.isFinal(flags)) {
return !tagname.equals(JavadocTagManager.TAG_NOEXTEND);
}
break;
}
case IJavaElement.METHOD:
{
IMethod method = (IMethod) element;
if (Flags.isFinal(method.getFlags()) || Flags.isStatic(method.getFlags())) {
return !tag.getTagName().equals(JavadocTagManager.TAG_NOOVERRIDE);
}
IType type = method.getDeclaringType();
if (type != null && Flags.isFinal(type.getFlags())) {
return !tag.getTagName().equals(JavadocTagManager.TAG_NOOVERRIDE);
}
break;
}
default:
break;
}
return true;
}
private IType getDefiningType(Object element) throws JavaModelException {
int kind = ((IJavaElement) element).getElementType();
if (kind != IJavaElement.METHOD
&& kind != IJavaElement.FIELD
&& kind != IJavaElement.INITIALIZER) {
return null;
}
IType declaringType = ((IMember) element).getDeclaringType();
if (kind != IJavaElement.METHOD) {
return declaringType;
}
ITypeHierarchy hierarchy = getSuperTypeHierarchy(declaringType);
if (hierarchy == null) {
return declaringType;
}
IMethod method = (IMethod) element;
MethodOverrideTester tester = new MethodOverrideTester(declaringType, hierarchy);
IMethod res = tester.findDeclaringMethod(method, true);
if (res == null || method.equals(res)) {
return declaringType;
}
return res.getDeclaringType();
}
// -------
private static IMethod[] classesDeclareMethodName(
ITypeHierarchy hier, List<IType> classes, IMethod method, String newName)
throws CoreException {
Set<IMethod> result = new HashSet<>();
IType type = method.getDeclaringType();
List<IType> subtypes = Arrays.asList(hier.getAllSubtypes(type));
int parameterCount = method.getParameterTypes().length;
boolean isMethodPrivate = JdtFlags.isPrivate(method);
for (Iterator<IType> iter = classes.iterator(); iter.hasNext(); ) {
IType clazz = iter.next();
IMethod[] methods = clazz.getMethods();
boolean isSubclass = subtypes.contains(clazz);
for (int j = 0; j < methods.length; j++) {
IMethod foundMethod =
Checks.findMethod(newName, parameterCount, false, new IMethod[] {methods[j]});
if (foundMethod == null) continue;
if (isSubclass || type.equals(clazz)) result.add(foundMethod);
else if ((!isMethodPrivate) && (!JdtFlags.isPrivate(methods[j]))) result.add(foundMethod);
}
}
return result.toArray(new IMethod[result.size()]);
}
@Override
public IJavaCompletionProposal[] getAssists(
IInvocationContext context, IProblemLocation[] locations) throws CoreException {
ICompilationUnit compilationUnit = context.getCompilationUnit();
IType primaryType = compilationUnit.findPrimaryType();
if (primaryType == null || !primaryType.isInterface()) ; // return null;
IJavaElement[] elements =
compilationUnit.codeSelect(context.getSelectionOffset(), context.getSelectionLength());
for (IJavaElement element : elements) {
if (element.getElementType() == IJavaElement.METHOD) {
IMethod method = (IMethod) element;
if (!method.getDeclaringType().isInterface()) return null;
final String statementAnnotation = getStatementAnnotation(method);
if (method.getParameters().length == 0 && statementAnnotation == null) return null;
CompilationUnit astNode = getAstNode(compilationUnit);
astNode.recordModifications();
final MapperMethod mapperMethod = getMapperMethod(astNode, method);
if (mapperMethod == null) return null;
List<IJavaCompletionProposal> proposals = new ArrayList<IJavaCompletionProposal>();
if (method.getParameters().length > 0) {
proposals.add(
new QuickAssistCompletionProposal("Add @Param to parameters") {
private CompilationUnit astNode;
private MapperMethod method;
@SuppressWarnings("unchecked")
@Override
public void apply(IDocument document) {
List<SingleVariableDeclaration> params = method.parameters();
for (SingleVariableDeclaration param : params) {
List<IExtendedModifier> modifiers = param.modifiers();
if (!hasParamAnnotation(modifiers)) {
if (JavaMapperUtil.TYPE_ROW_BOUNDS.equals(
param.resolveBinding().getType().getQualifiedName())) continue;
AST ast = param.getAST();
SingleMemberAnnotation annotation = ast.newSingleMemberAnnotation();
annotation.setTypeName(ast.newName("Param"));
StringLiteral paramValue = ast.newStringLiteral();
paramValue.setLiteralValue(param.getName().getFullyQualifiedName());
annotation.setValue(paramValue);
param.modifiers().add(annotation);
}
}
TextEdit textEdit = astNode.rewrite(document, null);
try {
textEdit.apply(document);
} catch (MalformedTreeException e) {
Activator.log(Status.ERROR, e.getMessage(), e);
} catch (BadLocationException e) {
Activator.log(Status.ERROR, e.getMessage(), e);
}
}
private boolean hasParamAnnotation(List<IExtendedModifier> modifiers) {
for (IExtendedModifier modifier : modifiers) {
if (modifier.isAnnotation()
&& "Param"
.equals(
((Annotation) modifier).getTypeName().getFullyQualifiedName())) {
return true;
}
}
return false;
}
private QuickAssistCompletionProposal init(
CompilationUnit astNode, MapperMethod method) {
this.astNode = astNode;
this.method = method;
return this;
}
}.init(astNode, mapperMethod));
}
if (mapperMethod.getStatement() != null) {
proposals.add(
new QuickAssistCompletionProposal(
"Copy @" + statementAnnotation + " statement to clipboard") {
@Override
public void apply(IDocument document) {
Clipboard clipboard = new Clipboard(Display.getCurrent());
clipboard.setContents(
new Object[] {mapperMethod.getStatement()},
new Transfer[] {TextTransfer.getInstance()});
}
});
}
return proposals.toArray(new IJavaCompletionProposal[proposals.size()]);
}
}
return null;
}
public static URL getJavadocLocation(IJavaElement element, boolean includeMemberReference)
throws JavaModelException {
URL baseLocation = getJavadocBaseLocation(element);
if (baseLocation == null) {
return null;
}
String urlString = baseLocation.toExternalForm();
StringBuffer urlBuffer = new StringBuffer(urlString);
if (!urlString.endsWith("/")) { // $NON-NLS-1$
urlBuffer.append('/');
}
StringBuffer pathBuffer = new StringBuffer();
StringBuffer fragmentBuffer = new StringBuffer();
switch (element.getElementType()) {
case IJavaElement.PACKAGE_FRAGMENT:
appendPackageSummaryPath((IPackageFragment) element, pathBuffer);
break;
case IJavaElement.JAVA_PROJECT:
case IJavaElement.PACKAGE_FRAGMENT_ROOT:
appendIndexPath(pathBuffer);
break;
case IJavaElement.IMPORT_CONTAINER:
element = element.getParent();
// $FALL-THROUGH$
case IJavaElement.COMPILATION_UNIT:
IType mainType = ((ICompilationUnit) element).findPrimaryType();
if (mainType == null) {
return null;
}
appendTypePath(mainType, pathBuffer);
break;
case IJavaElement.CLASS_FILE:
appendTypePath(((IClassFile) element).getType(), pathBuffer);
break;
case IJavaElement.TYPE:
appendTypePath((IType) element, pathBuffer);
break;
case IJavaElement.FIELD:
IField field = (IField) element;
appendTypePath(field.getDeclaringType(), pathBuffer);
if (includeMemberReference) {
appendFieldReference(field, fragmentBuffer);
}
break;
case IJavaElement.METHOD:
IMethod method = (IMethod) element;
appendTypePath(method.getDeclaringType(), pathBuffer);
if (includeMemberReference) {
appendMethodReference(method, fragmentBuffer);
}
break;
case IJavaElement.INITIALIZER:
appendTypePath(((IMember) element).getDeclaringType(), pathBuffer);
break;
case IJavaElement.IMPORT_DECLARATION:
IImportDeclaration decl = (IImportDeclaration) element;
if (decl.isOnDemand()) {
IJavaElement cont =
JavaModelUtil.findTypeContainer(
element.getJavaProject(), Signature.getQualifier(decl.getElementName()));
if (cont instanceof IType) {
appendTypePath((IType) cont, pathBuffer);
} else if (cont instanceof IPackageFragment) {
appendPackageSummaryPath((IPackageFragment) cont, pathBuffer);
}
} else {
IType imp = element.getJavaProject().findType(decl.getElementName());
appendTypePath(imp, pathBuffer);
}
break;
case IJavaElement.PACKAGE_DECLARATION:
IJavaElement pack = element.getAncestor(IJavaElement.PACKAGE_FRAGMENT);
if (pack != null) {
appendPackageSummaryPath((IPackageFragment) pack, pathBuffer);
} else {
return null;
}
break;
default:
return null;
}
try {
String fragment = fragmentBuffer.length() == 0 ? null : fragmentBuffer.toString();
try {
URI relativeURI = new URI(null, null, pathBuffer.toString(), fragment);
urlBuffer.append(relativeURI.toString());
return new URL(urlBuffer.toString());
} catch (URISyntaxException e) {
JavaPlugin.log(e);
return new URL(urlBuffer.append(pathBuffer).toString());
}
} catch (MalformedURLException e) {
JavaPlugin.log(e);
}
return null;
}
public JavaRefactoringDescriptor buildEclipseDescriptor() throws Exception {
System.err.println("[eclipse-rename] Building descriptor...");
IJavaElement element = location.getIJavaElement();
String kind = getRenameKind(element);
// [1] BUGFIX was needed: The scripting interface didn't allow VariableDeclarationFragments as
// IJavaElements
// and thus had to be extended
// [2] WORKAROUND for scripting interface bug (see below)
if (kind.equals(IJavaRefactorings.RENAME_METHOD)) {
IMethod m = (IMethod) element;
if (m.isConstructor()) {
// Rename the type instead (as the UI would do-- the scripting interface will only rename
// the constructor, which is broken)
kind = IJavaRefactorings.RENAME_TYPE;
element = m.getDeclaringType();
}
}
System.err.println("[eclipse-rename] Kind = " + kind + ", element = " + element);
// [3] Don't test for package fragments now
if (kind.equals(IJavaRefactorings.RENAME_PACKAGE)) return null; // don't bother with this now
if (element == null) {
System.err.println("!!! ABORT: No IJavaElement to represent location");
throw new RuntimeException("!!! ABORT: No IJavaElement for location");
}
if (element instanceof ILocalVariable) {
System.err.println("element is of type " + element.getClass());
final ILocalVariable fLocalVariable = (ILocalVariable) element;
final ISourceRange sourceRange = fLocalVariable.getNameRange();
final CompilationUnit fCompilationUnitNode = location.getCompilationUnit();
ASTNode name = NodeFinder.perform(fCompilationUnitNode, sourceRange);
System.err.println("node is of type " + name.getClass());
if (name == null) System.err.println("!!! ILV doesn't have associated name!");
if (name.getParent() instanceof VariableDeclaration)
System.err.println("ILV has parent : " + (VariableDeclaration) name.getParent());
else
System.err.println(
"!!! ILV doesn't have var declaration parent, instead " + name.getParent().getClass());
}
System.err.println("Trying to rename a " + kind + ": " + element);
if (element instanceof SimpleName)
System.err.println(" Name = '" + ((SimpleName) element).getIdentifier() + "'");
if (kind.equals(IJavaRefactorings.RENAME_TYPE)) {
System.err.println("(Possibly need a new launch configuration)");
tproject.renameClass((IType) element, new_name);
}
final RenameJavaElementDescriptor descriptor =
(RenameJavaElementDescriptor) getDescriptor(kind);
descriptor.setJavaElement(element);
descriptor.setNewName(this.new_name);
if (element.getElementType() == IJavaElement.TYPE
|| element.getElementType() == IJavaElement.PACKAGE_FRAGMENT)
descriptor.setUpdateQualifiedNames(true);
else descriptor.setUpdateQualifiedNames(false);
descriptor.setUpdateReferences(true);
descriptor.setDeprecateDelegate(false);
descriptor.setRenameGetters(false);
descriptor.setRenameSetters(false);
descriptor.setKeepOriginal(false);
descriptor.setUpdateHierarchy(false);
descriptor.setUpdateSimilarDeclarations(false);
// [3] Fix: Eclipse will complain if the transformation is a no-op, but we don't want that:
if (element.getElementName().equals(this.new_name)) throw new NOPException();
System.err.println("[eclipse-rename] Computed descriptor.");
return descriptor;
}
/** {@inheritDoc} */
public boolean matches(IMethod method, String prefix) {
return !TypeFilter.isFiltered(method.getDeclaringType());
}
@Override
public List<ICompletionProposal> computeCompletionProposals(
final ContentAssistInvocationContext context, final IProgressMonitor monitor) {
final List<ICompletionProposal> list = new ArrayList<ICompletionProposal>();
boolean extendContext = false;
try {
if (context instanceof JavaContentAssistInvocationContext) {
final ITextViewer viewer = context.getViewer();
final List<ScriptVariable> scriptVariables = getScriptVariables(viewer);
if (scriptVariables.isEmpty()) {
return list;
}
final CompletionContext coreContext =
((JavaContentAssistInvocationContext) context).getCoreContext();
if (coreContext != null && !coreContext.isExtended()) {
// must use reflection to set the fields
ReflectionUtils.setPrivateField(
InternalCompletionContext.class, "isExtended", coreContext, true);
extendContext = true;
}
final ICompilationUnit unit =
((JavaContentAssistInvocationContext) context).getCompilationUnit();
if (unit instanceof GroovyCompilationUnit) {
if (((GroovyCompilationUnit) unit).getModuleNode() == null) {
return Collections.emptyList();
}
final ContentAssistContext assistContext =
new GroovyCompletionProposalComputer()
.createContentAssistContext(
(GroovyCompilationUnit) unit,
context.getInvocationOffset(),
context.getDocument());
CharSequence prefix = null;
try {
prefix = context.computeIdentifierPrefix();
} catch (final BadLocationException e) {
BonitaStudioLog.error(e);
}
if (assistContext != null && assistContext.completionNode instanceof VariableExpression) {
try {
final VariableExpression expr = (VariableExpression) assistContext.completionNode;
if (scriptVariables != null) {
for (final ScriptVariable f : scriptVariables) {
if (expr.getName().equals(f.getName())) {
final IType type = javaProject.findType(f.getType());
if (type == null) {
return list;
}
for (final IMethod m : type.getMethods()) {
if (m.getElementName().startsWith(prefix.toString())) {
final GroovyCompletionProposal proposal =
new GroovyCompletionProposal(
CompletionProposal.METHOD_REF, context.getInvocationOffset());
proposal.setName(m.getElementName().toCharArray());
proposal.setCompletion(
m.getElementName().substring(prefix.length()).toCharArray());
proposal.setFlags(m.getFlags());
if (prefix.length() == m.getElementName().length()) {
proposal.setReplaceRange(
context.getInvocationOffset(), context.getInvocationOffset());
proposal.setReceiverRange(0, 0);
} else {
proposal.setReplaceRange(
context.getInvocationOffset() - prefix.length(),
context.getInvocationOffset());
proposal.setReceiverRange(prefix.length(), prefix.length());
}
final char[][] parametersArray =
new char[m.getParameterNames().length][256];
final List<Parameter> parameters = new ArrayList<Parameter>();
for (int i = 0; i < m.getParameterNames().length; i++) {
parametersArray[i] = m.getParameterNames()[i].toCharArray();
parameters.add(
new Parameter(
ClassHelper.make(
Signature.getSignatureSimpleName(m.getParameterTypes()[i])),
m.getParameterNames()[i]));
}
final ClassNode classNode =
ClassHelper.make(m.getDeclaringType().getFullyQualifiedName());
proposal.setDeclarationSignature(
ProposalUtils.createTypeSignature(classNode));
proposal.setParameterNames(parametersArray);
if (m.getDeclaringType().getFullyQualifiedName().equals(f.getType())) {
proposal.setRelevance(100);
}
final MethodNode methodNode =
new MethodNode(
m.getElementName(),
m.getFlags(),
ClassHelper.make(
Signature.getSignatureSimpleName(m.getReturnType())),
parameters.toArray(new Parameter[parameters.size()]),
new ClassNode[0],
null);
final char[] methodSignature =
ProposalUtils.createMethodSignature(methodNode);
proposal.setSignature(methodSignature);
final GroovyJavaGuessingCompletionProposal groovyProposal =
GroovyJavaGuessingCompletionProposal.createProposal(
proposal,
(JavaContentAssistInvocationContext) context,
true,
"Groovy",
ProposalFormattingOptions.newFromOptions());
if (groovyProposal != null) {
list.add(groovyProposal);
}
}
}
}
}
}
} catch (final JavaModelException e) {
BonitaStudioLog.error(e);
}
}
}
return list;
}
} finally {
final CompletionContext coreContext =
((JavaContentAssistInvocationContext) context).getCoreContext();
if (extendContext && coreContext != null && coreContext.isExtended()) {
// must use reflection to set the fields
ReflectionUtils.setPrivateField(
InternalCompletionContext.class, "isExtended", coreContext, false);
}
}
return Collections.emptyList();
}
private String getDeclaringTypeLabel() {
return JavaElementLabels.getElementLabel(
fMethod.getDeclaringType(), JavaElementLabels.ALL_DEFAULT);
}
@Override
public Object getNewElement() {
return fMethod.getDeclaringType().getMethod(getNewElementName(), fMethod.getParameterTypes());
}
private IMethod mockMethod(IType declaringType, String methodName) {
IMethod mock = mock(IMethod.class);
when(mock.getElementName()).thenReturn(methodName);
when(mock.getDeclaringType()).thenReturn(declaringType);
return mock;
}
private static void generate(IRSEDiagramEngine diagramEngine) {
if (diagramEngine == null) return;
LinkedHashMap<IType, List<Invocation>> history =
SeqUtil.getNavigationHistory(numNavigationsToInclude);
List<CodeUnit> classUnits = new ArrayList<CodeUnit>();
List<CodeUnit> methodUnits = new ArrayList<CodeUnit>();
List<ArtifactFragment> toAddToDiagram = new ArrayList<ArtifactFragment>();
for (IType type : history.keySet()) {
if (!openTabs.contains(type)) continue;
Resource classOfNavigationRes =
RJCore.jdtElementToResource(StoreUtil.getDefaultStoreRepository(), type);
CodeUnit classOfNavigationCU =
GenerateUtil.getCodeUnitForRes(classOfNavigationRes, null, classUnits, null);
// Add method calls
for (Invocation invocation : history.get(type)) {
IType container = null;
if (invocation.getMethodElement() != null) {
IMethod method = invocation.getMethodElement();
container = method.getDeclaringType();
}
if (container == null) continue;
boolean containerIsAnOpenTab = false;
for (IType navigatedType : openTabs) {
if (navigatedType.equals(container)) {
containerIsAnOpenTab = true;
break;
}
}
if (!containerIsAnOpenTab) continue;
// Find the method declaration in which the invocation is made
CompilationUnit cu = ASTUtil.getAst(IJEUtils.ije_getTypeRoot(type));
MethodDeclarationFinder finder = new MethodDeclarationFinder(cu);
MethodDeclaration declaration = finder.findDeclaration(invocation.getStartPosition());
if (declaration == null
|| declaration.resolveBinding() == null
|| declaration.resolveBinding().getJavaElement() == null) continue;
Resource declarationRes =
RJCore.jdtElementToResource(
StoreUtil.getDefaultStoreRepository(),
declaration.resolveBinding().getJavaElement());
CodeUnit declarationThatMakesInvocation =
GenerateUtil.getCodeUnitForRes(declarationRes, null, methodUnits, classOfNavigationCU);
String instanceName =
(invocation.getInvocation() instanceof SuperMethodInvocation)
? null
: MethodUtil.getInstanceCalledOn(invocation);
CodeUnit containerOfDeclOfInvokedMethod =
GenerateUtil.getCodeUnitForRes(
RJCore.jdtElementToResource(StoreUtil.getDefaultStoreRepository(), container),
instanceName,
classUnits,
null);
Resource declOfInvokedMethodRes =
RJCore.jdtElementToResource(
StoreUtil.getDefaultStoreRepository(), invocation.getMethodElement());
CodeUnit declOfInvokedMethodCU =
GenerateUtil.getCodeUnitForRes(
declOfInvokedMethodRes, null, methodUnits, containerOfDeclOfInvokedMethod);
ArtifactRel rel =
new ArtifactRel(declarationThatMakesInvocation, declOfInvokedMethodCU, RJCore.calls);
declarationThatMakesInvocation.addSourceConnection(rel);
declOfInvokedMethodCU.addTargetConnection(rel);
}
// Add inheritance relationships among classes
for (Resource superClassRes : InstanceUtil.getSuperClasses(classOfNavigationRes)) {
CodeUnit superClassCU =
GenerateUtil.getCodeUnitForRes(superClassRes, null, classUnits, null);
IJavaElement superClassElt =
RJCore.resourceToJDTElement(StoreUtil.getDefaultStoreRepository(), superClassRes);
if (!history.keySet().contains(superClassElt))
continue; // superclass has not been recently navigated
if (!openTabs.contains(superClassElt)) continue; // superclass is not an open tab
ArtifactRel inheritanceRel =
new ArtifactRel(classOfNavigationCU, superClassCU, RJCore.inherits);
classOfNavigationCU.addSourceConnection(inheritanceRel);
superClassCU.addTargetConnection(inheritanceRel);
}
}
for (CodeUnit classUnit : classUnits) {
if (classUnit.getShownChildren().size() > 0) toAddToDiagram.add(classUnit);
}
int numBeingAdded = toAddToDiagram.size();
if (numBeingAdded < numNavigationsToInclude) {
// Diagram going to be small, so add a reasonable number
// of the open tabs that were most recently activated
// (openTabs list is ordered with most recently activated first)
for (int i = 0; i < openTabs.size() && numBeingAdded < numNavigationsToInclude; i++) {
IType type = openTabs.get(i);
// only adding top level tabs here, not any nested classes
if (!(type instanceof SourceType)
|| ((SourceType) type).getParent().getElementType() == IJavaElement.TYPE) continue;
Resource classOfNavigationRes =
RJCore.jdtElementToResource(StoreUtil.getDefaultStoreRepository(), type);
CodeUnit classOfNavigationCU =
GenerateUtil.getCodeUnitForRes(classOfNavigationRes, null, classUnits, null);
if (!toAddToDiagram.contains(classOfNavigationCU)) {
toAddToDiagram.add(classOfNavigationCU);
numBeingAdded++;
}
}
}
diagramEngine.openDiagramFromNavigatedTabs(
toAddToDiagram, new ArrayList<ArtifactFragment>(classUnits));
}
/**
* Initializes the refactoring from scripting arguments. Used by {@link
* RenameVirtualMethodProcessor} and {@link RenameNonVirtualMethodProcessor}
*
* @param extended the arguments
* @return the resulting status
*/
protected final RefactoringStatus initialize(JavaRefactoringArguments extended) {
fInitialized = true;
final String handle = extended.getAttribute(JavaRefactoringDescriptorUtil.ATTRIBUTE_INPUT);
if (handle != null) {
final IJavaElement element =
JavaRefactoringDescriptorUtil.handleToElement(extended.getProject(), handle, false);
final String refactoring = getProcessorName();
if (element instanceof IMethod) {
final IMethod method = (IMethod) element;
final IType declaring = method.getDeclaringType();
if (declaring != null && declaring.exists()) {
final IMethod[] methods = declaring.findMethods(method);
if (methods != null && methods.length == 1 && methods[0] != null) {
if (!methods[0].exists())
return JavaRefactoringDescriptorUtil.createInputFatalStatus(
methods[0], refactoring, IJavaRefactorings.RENAME_METHOD);
fMethod = methods[0];
initializeWorkingCopyOwner();
} else
return JavaRefactoringDescriptorUtil.createInputFatalStatus(
null, refactoring, IJavaRefactorings.RENAME_METHOD);
} else
return JavaRefactoringDescriptorUtil.createInputFatalStatus(
element, refactoring, IJavaRefactorings.RENAME_METHOD);
} else
return JavaRefactoringDescriptorUtil.createInputFatalStatus(
element, refactoring, IJavaRefactorings.RENAME_METHOD);
} else
return RefactoringStatus.createFatalErrorStatus(
Messages.format(
RefactoringCoreMessages.InitializableRefactoring_argument_not_exist,
JavaRefactoringDescriptorUtil.ATTRIBUTE_INPUT));
final String name = extended.getAttribute(JavaRefactoringDescriptorUtil.ATTRIBUTE_NAME);
if (name != null && !"".equals(name)) // $NON-NLS-1$
setNewElementName(name);
else
return RefactoringStatus.createFatalErrorStatus(
Messages.format(
RefactoringCoreMessages.InitializableRefactoring_argument_not_exist,
JavaRefactoringDescriptorUtil.ATTRIBUTE_NAME));
final String references =
extended.getAttribute(JavaRefactoringDescriptorUtil.ATTRIBUTE_REFERENCES);
if (references != null) {
fUpdateReferences = Boolean.valueOf(references).booleanValue();
} else
return RefactoringStatus.createFatalErrorStatus(
Messages.format(
RefactoringCoreMessages.InitializableRefactoring_argument_not_exist,
JavaRefactoringDescriptorUtil.ATTRIBUTE_REFERENCES));
final String delegate = extended.getAttribute(ATTRIBUTE_DELEGATE);
if (delegate != null) {
fDelegateUpdating = Boolean.valueOf(delegate).booleanValue();
} else
return RefactoringStatus.createFatalErrorStatus(
Messages.format(
RefactoringCoreMessages.InitializableRefactoring_argument_not_exist,
ATTRIBUTE_DELEGATE));
final String deprecate = extended.getAttribute(ATTRIBUTE_DEPRECATE);
if (deprecate != null) {
fDelegateDeprecation = Boolean.valueOf(deprecate).booleanValue();
} else
return RefactoringStatus.createFatalErrorStatus(
Messages.format(
RefactoringCoreMessages.InitializableRefactoring_argument_not_exist,
ATTRIBUTE_DEPRECATE));
return new RefactoringStatus();
}
