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

Example 16 with IClassFile

use of org.eclipse.jdt.core.IClassFile in project che by eclipse.

the class SelectionConverter method resolveEnclosingElement.

//	public static IJavaElement getElementAtOffset(ITypeRoot input, ITextSelection selection) throws JavaModelException {
//		if (input instanceof ICompilationUnit) {
//			JavaModelUtil.reconcile((ICompilationUnit)input);
//		}
//		IJavaElement ref = input.getElementAt(selection.getOffset());
//		if (ref == null)
//			return input;
//		return ref;
//	}
//
//	public static IJavaElement resolveEnclosingElement(JavaEditor editor, ITextSelection selection) throws JavaModelException {
//		ITypeRoot input = getInput(editor);
//		if (input != null)
//			return resolveEnclosingElement(input, selection);
//		return null;
//	}
//
public static IJavaElement resolveEnclosingElement(IJavaElement input, ITextSelection selection) throws JavaModelException {
    IJavaElement atOffset = null;
    if (input instanceof ICompilationUnit) {
        ICompilationUnit cunit = (ICompilationUnit) input;
        JavaModelUtil.reconcile(cunit);
        atOffset = cunit.getElementAt(selection.getOffset());
    } else if (input instanceof IClassFile) {
        IClassFile cfile = (IClassFile) input;
        atOffset = cfile.getElementAt(selection.getOffset());
    } else {
        return null;
    }
    if (atOffset == null) {
        return input;
    } else {
        int selectionEnd = selection.getOffset() + selection.getLength();
        IJavaElement result = atOffset;
        if (atOffset instanceof ISourceReference) {
            ISourceRange range = ((ISourceReference) atOffset).getSourceRange();
            while (range.getOffset() + range.getLength() < selectionEnd) {
                result = result.getParent();
                if (!(result instanceof ISourceReference)) {
                    result = input;
                    break;
                }
                range = ((ISourceReference) result).getSourceRange();
            }
        }
        return result;
    }
}

Example 17 with IClassFile

use of org.eclipse.jdt.core.IClassFile in project che by eclipse.

the class JavaElementToDtoConverter method addCompilationUnitsAndClassFiles.

private void addCompilationUnitsAndClassFiles(Object parent, List<CompilationUnit> compilationUnits, List<ClassFile> classFiles) throws JavaModelException {
    Set<Object> childrens = this.childrens.get(parent);
    for (Object children : childrens) {
        if (children instanceof ICompilationUnit) {
            ICompilationUnit unit = (ICompilationUnit) children;
            CompilationUnit compilationUnit = DtoFactory.newDto(CompilationUnit.class);
            compilationUnit.setElementName(unit.getElementName());
            compilationUnit.setProjectPath(unit.getJavaProject().getPath().toOSString());
            compilationUnit.setPath(unit.getResource().getFullPath().toOSString());
            compilationUnit.setHandleIdentifier(unit.getHandleIdentifier());
            compilationUnit.setLabel(JavaElementLabels.getElementLabel(unit, JavaElementLabels.ALL_DEFAULT));
            compilationUnit.setImports(getImports(children));
            compilationUnit.setTypes(getTypes(children));
            compilationUnits.add(compilationUnit);
        } else if (children instanceof IClassFile) {
            ClassFile classFile = DtoFactory.newDto(ClassFile.class);
            IClassFile clazz = (IClassFile) children;
            classFile.setHandleIdentifier(clazz.getHandleIdentifier());
            classFile.setElementName(clazz.getElementName());
            classFile.setPath(clazz.getType().getFullyQualifiedName());
            classFile.setLabel(JavaElementLabels.getElementLabel(clazz, JavaElementLabels.ALL_DEFAULT));
            classFile.setProjectPath(clazz.getJavaProject().getPath().toOSString());
            classFile.setType(getTypes(children).get(0));
            classFiles.add(classFile);
        }
    }
}

Example 18 with IClassFile

use of org.eclipse.jdt.core.IClassFile in project che by eclipse.

the class JavaNavigation method getCompilationUnitByPath.

/**
     * Get the compilation unit representation of the java file.
     *
     * @param javaProject
     *         path to the project which is contained class file
     * @param fqn
     *         fully qualified name of the class file
     * @param isShowingInheritedMembers
     *         <code>true</code> iff inherited members are shown
     * @return instance of {@link CompilationUnit}
     * @throws JavaModelException
     *         when JavaModel has a failure
     */
public CompilationUnit getCompilationUnitByPath(IJavaProject javaProject, String fqn, boolean isShowingInheritedMembers) throws JavaModelException {
    IType type = javaProject.findType(fqn);
    CompilationUnit compilationUnit = DtoFactory.newDto(CompilationUnit.class);
    ITypeRoot unit;
    if (type.isBinary()) {
        unit = type.getClassFile();
        compilationUnit.setPath(((IClassFile) unit).getType().getFullyQualifiedName());
    } else {
        unit = type.getCompilationUnit();
        compilationUnit.setProjectPath(unit.getJavaProject().getPath().toOSString());
        compilationUnit.setPath(unit.getResource().getFullPath().toOSString());
    }
    compilationUnit.setElementName(unit.getElementName());
    compilationUnit.setHandleIdentifier(unit.getHandleIdentifier());
    compilationUnit.setLabel(org.eclipse.jdt.ui.JavaElementLabels.getElementLabel(unit, org.eclipse.jdt.ui.JavaElementLabels.ALL_DEFAULT));
    List<Type> types = new ArrayList<>(1);
    Type dtoType = convertToDTOType(type);
    dtoType.setPrimary(true);
    types.add(dtoType);
    compilationUnit.setTypes(types);
    if (isShowingInheritedMembers) {
        compilationUnit.setSuperTypes(calculateSuperTypes(type));
    }
    return compilationUnit;
}

Example 19 with IClassFile

use of org.eclipse.jdt.core.IClassFile in project che by eclipse.

the class JavaNavigation method getEntry.

public JarEntry getEntry(IJavaProject project, int rootId, String path) throws CoreException {
    IPackageFragmentRoot root = getPackageFragmentRoot(project, rootId);
    if (root == null) {
        return null;
    }
    if (path.startsWith("/")) {
        JarPackageFragmentRoot jarPackageFragmentRoot = (JarPackageFragmentRoot) root;
        ZipFile jar = null;
        try {
            jar = jarPackageFragmentRoot.getJar();
            ZipEntry entry = jar.getEntry(path.substring(1));
            if (entry != null) {
                JarEntry result = DtoFactory.getInstance().createDto(JarEntry.class);
                result.setType(JarEntryType.FILE);
                result.setPath(path);
                result.setName(entry.getName().substring(entry.getName().lastIndexOf("/") + 1));
                return result;
            }
        } finally {
            if (jar != null) {
                JavaModelManager.getJavaModelManager().closeZipFile(jar);
            }
        }
        Object[] resources = root.getNonJavaResources();
        for (Object resource : resources) {
            if (resource instanceof JarEntryFile) {
                JarEntryFile file = (JarEntryFile) resource;
                if (file.getFullPath().toOSString().equals(path)) {
                    return getJarEntryResource(file);
                }
            }
            if (resource instanceof JarEntryDirectory) {
                JarEntryDirectory directory = (JarEntryDirectory) resource;
                JarEntryFile file = findJarFile(directory, path);
                if (file != null) {
                    return getJarEntryResource(file);
                }
            }
        }
    } else {
        //java class or file
        IType type = project.findType(path);
        if (type != null && type.isBinary()) {
            IClassFile classFile = type.getClassFile();
            return getJarClass(classFile);
        }
    }
    return null;
}

Example 20 with IClassFile

use of org.eclipse.jdt.core.IClassFile in project che by eclipse.

the class ReplaceInvocationsRefactoring method resolveSourceProvider.

private SourceProvider resolveSourceProvider(IMethodBinding methodBinding, RefactoringStatus status) throws JavaModelException {
    final IMethod method = (IMethod) methodBinding.getJavaElement();
    ITypeRoot typeRoot;
    IDocument source;
    CompilationUnit methodDeclarationAstRoot;
    ICompilationUnit methodCu = (method).getCompilationUnit();
    if (methodCu != null) {
        typeRoot = methodCu;
        ASTParser parser = ASTParser.newParser(ASTProvider.SHARED_AST_LEVEL);
        parser.setSource(methodCu);
        parser.setFocalPosition(method.getNameRange().getOffset());
        CompilationUnit compilationUnit = (CompilationUnit) parser.createAST(null);
        MethodDeclaration methodDecl = (MethodDeclaration) NodeFinder.perform(compilationUnit, method.getNameRange()).getParent();
        AST ast = compilationUnit.getAST();
        ASTRewrite rewrite = ASTRewrite.create(ast);
        Block newBody = ast.newBlock();
        newBody.statements().add(rewrite.createStringPlaceholder(fBody, ASTNode.EMPTY_STATEMENT));
        rewrite.replace(methodDecl.getBody(), newBody, null);
        List<SingleVariableDeclaration> parameters = methodDecl.parameters();
        for (int i = 0; i < parameters.size(); i++) {
            SingleVariableDeclaration parameter = parameters.get(i);
            rewrite.set(parameter.getName(), SimpleName.IDENTIFIER_PROPERTY, fParameterNames[i], null);
        }
        TextEdit textEdit = rewrite.rewriteAST();
        Document document = new Document(methodCu.getBuffer().getContents());
        try {
            textEdit.apply(document);
        } catch (MalformedTreeException e) {
            JavaPlugin.log(e);
        } catch (BadLocationException e) {
            JavaPlugin.log(e);
        }
        source = document;
        methodDeclarationAstRoot = new RefactoringASTParser(ASTProvider.SHARED_AST_LEVEL).parse(source.get(), methodCu, true, true, null);
    } else {
        IClassFile classFile = method.getClassFile();
        //TODO: use source if available?
        StubCreator stubCreator = new StubCreator(true) {

            @Override
            protected void appendMethodBody(IMethod currentMethod) throws JavaModelException {
                if (currentMethod.equals(method)) {
                    fBuffer.append(fBody);
                } else {
                    super.appendMethodBody(currentMethod);
                }
            }

            /*
				 * @see org.eclipse.jdt.internal.corext.refactoring.binary.StubCreator#appendMethodParameterName(org.eclipse.jdt.core.IMethod, int)
				 */
            @Override
            protected void appendMethodParameterName(IMethod currentMethod, int index) {
                if (currentMethod.equals(method)) {
                    fBuffer.append(fParameterNames[index]);
                } else {
                    super.appendMethodParameterName(currentMethod, index);
                }
            }
        };
        String stub = stubCreator.createStub(classFile.getType(), null);
        source = new Document(stub);
        methodDeclarationAstRoot = new RefactoringASTParser(ASTProvider.SHARED_AST_LEVEL).parse(stub, classFile, true, true, null);
        typeRoot = classFile;
    }
    ASTNode node = methodDeclarationAstRoot.findDeclaringNode(methodBinding.getKey());
    if (node instanceof MethodDeclaration) {
        return new SourceProvider(typeRoot, source, (MethodDeclaration) node);
    } else {
        status.addFatalError(RefactoringCoreMessages.ReplaceInvocationsRefactoring_cannot_find_method_declaration);
        return null;
    }
}