Examples with ChangeCorrectionProposal org.eclipse.jdt.ui.text.java.correction.ChangeCorrectionProposal used on opensource projects

Example 1 with ChangeCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ChangeCorrectionProposal in project che by eclipse.

the class ReorgCorrectionsSubProcessor method getWrongTypeNameProposals.

public static void getWrongTypeNameProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) {
    ICompilationUnit cu = context.getCompilationUnit();
    boolean isLinked = cu.getResource().isLinked();
    IJavaProject javaProject = cu.getJavaProject();
    String sourceLevel = javaProject.getOption(JavaCore.COMPILER_SOURCE, true);
    String compliance = javaProject.getOption(JavaCore.COMPILER_COMPLIANCE, true);
    CompilationUnit root = context.getASTRoot();
    ASTNode coveredNode = problem.getCoveredNode(root);
    if (!(coveredNode instanceof SimpleName))
        return;
    ASTNode parentType = coveredNode.getParent();
    if (!(parentType instanceof AbstractTypeDeclaration))
        return;
    String currTypeName = ((SimpleName) coveredNode).getIdentifier();
    String newTypeName = JavaCore.removeJavaLikeExtension(cu.getElementName());
    boolean hasOtherPublicTypeBefore = false;
    boolean found = false;
    List<AbstractTypeDeclaration> types = root.types();
    for (int i = 0; i < types.size(); i++) {
        AbstractTypeDeclaration curr = types.get(i);
        if (parentType != curr) {
            if (newTypeName.equals(curr.getName().getIdentifier())) {
                return;
            }
            if (!found && Modifier.isPublic(curr.getModifiers())) {
                hasOtherPublicTypeBefore = true;
            }
        } else {
            found = true;
        }
    }
    if (!JavaConventions.validateJavaTypeName(newTypeName, sourceLevel, compliance).matches(IStatus.ERROR)) {
        proposals.add(new CorrectMainTypeNameProposal(cu, context, currTypeName, newTypeName, IProposalRelevance.RENAME_TYPE));
    }
    if (!hasOtherPublicTypeBefore) {
        String newCUName = JavaModelUtil.getRenamedCUName(cu, currTypeName);
        ICompilationUnit newCU = ((IPackageFragment) (cu.getParent())).getCompilationUnit(newCUName);
        if (!newCU.exists() && !isLinked && !JavaConventions.validateCompilationUnitName(newCUName, sourceLevel, compliance).matches(IStatus.ERROR)) {
            RenameCompilationUnitChange change = new RenameCompilationUnitChange(cu, newCUName);
            // rename CU
            String label = Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_renamecu_description, BasicElementLabels.getResourceName(newCUName));
            proposals.add(new ChangeCorrectionProposal(label, change, IProposalRelevance.RENAME_CU, JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_RENAME)));
        }
    }
}

Example 2 with ChangeCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ChangeCorrectionProposal in project che by eclipse.

the class ReorgCorrectionsSubProcessor method removeImportStatementProposals.

public static void removeImportStatementProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) {
    IProposableFix fix = UnusedCodeFix.createRemoveUnusedImportFix(context.getASTRoot(), problem);
    if (fix != null) {
        Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_DELETE_IMPORT);
        Map<String, String> options = new Hashtable<String, String>();
        options.put(CleanUpConstants.REMOVE_UNUSED_CODE_IMPORTS, CleanUpOptions.TRUE);
        FixCorrectionProposal proposal = new FixCorrectionProposal(fix, new UnusedCodeCleanUp(options), IProposalRelevance.REMOVE_UNUSED_IMPORT, image, context);
        proposals.add(proposal);
    }
    final ICompilationUnit cu = context.getCompilationUnit();
    String name = CorrectionMessages.ReorgCorrectionsSubProcessor_organizeimports_description;
    ChangeCorrectionProposal proposal = new ChangeCorrectionProposal(name, null, IProposalRelevance.ORGANIZE_IMPORTS, JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE)) {

        @Override
        public void apply(IDocument document) {
            //				}
            throw new UnsupportedOperationException("apply doesn't supported for action proposal");
        }

        @Override
        public String getActionId() {
            return "javaOrganizeImports";
        }
    };
    proposals.add(proposal);
}

Example 3 with ChangeCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ChangeCorrectionProposal in project che by eclipse.

the class QuickAssistProcessor method getSplitVariableProposals.

private static boolean getSplitVariableProposals(IInvocationContext context, ASTNode node, Collection<ICommandAccess> resultingCollections) {
    VariableDeclarationFragment fragment;
    if (node instanceof VariableDeclarationFragment) {
        fragment = (VariableDeclarationFragment) node;
    } else if (node.getLocationInParent() == VariableDeclarationFragment.NAME_PROPERTY) {
        fragment = (VariableDeclarationFragment) node.getParent();
    } else {
        return false;
    }
    if (fragment.getInitializer() == null) {
        return false;
    }
    Statement statement;
    ASTNode fragParent = fragment.getParent();
    if (fragParent instanceof VariableDeclarationStatement) {
        statement = (VariableDeclarationStatement) fragParent;
    } else if (fragParent instanceof VariableDeclarationExpression) {
        if (fragParent.getLocationInParent() == TryStatement.RESOURCES_PROPERTY) {
            return false;
        }
        statement = (Statement) fragParent.getParent();
    } else {
        return false;
    }
    // statement is ForStatement or VariableDeclarationStatement
    ASTNode statementParent = statement.getParent();
    StructuralPropertyDescriptor property = statement.getLocationInParent();
    if (!property.isChildListProperty()) {
        return false;
    }
    List<? extends ASTNode> list = ASTNodes.getChildListProperty(statementParent, (ChildListPropertyDescriptor) property);
    if (resultingCollections == null) {
        return true;
    }
    AST ast = statement.getAST();
    ASTRewrite rewrite = ASTRewrite.create(ast);
    String label = CorrectionMessages.QuickAssistProcessor_splitdeclaration_description;
    Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_LOCAL);
    ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, context.getCompilationUnit(), rewrite, IProposalRelevance.SPLIT_VARIABLE_DECLARATION, image);
    boolean commandConflict = false;
    for (Iterator<ICommandAccess> iterator = resultingCollections.iterator(); iterator.hasNext(); ) {
        Object completionProposal = iterator.next();
        if (completionProposal instanceof ChangeCorrectionProposal) {
            if (SPLIT_JOIN_VARIABLE_DECLARATION_ID.equals(((ChangeCorrectionProposal) completionProposal).getCommandId())) {
                commandConflict = true;
            }
        }
    }
    if (!commandConflict) {
        proposal.setCommandId(SPLIT_JOIN_VARIABLE_DECLARATION_ID);
    }
    Statement newStatement;
    int insertIndex = list.indexOf(statement);
    Expression placeholder = (Expression) rewrite.createMoveTarget(fragment.getInitializer());
    ITypeBinding binding = fragment.getInitializer().resolveTypeBinding();
    if (placeholder instanceof ArrayInitializer && binding != null && binding.isArray()) {
        ArrayCreation creation = ast.newArrayCreation();
        creation.setInitializer((ArrayInitializer) placeholder);
        final ITypeBinding componentType = binding.getElementType();
        Type type = null;
        if (componentType.isPrimitive())
            type = ast.newPrimitiveType(PrimitiveType.toCode(componentType.getName()));
        else
            type = ast.newSimpleType(ast.newSimpleName(componentType.getName()));
        creation.setType(ast.newArrayType(type, binding.getDimensions()));
        placeholder = creation;
    }
    Assignment assignment = ast.newAssignment();
    assignment.setRightHandSide(placeholder);
    assignment.setLeftHandSide(ast.newSimpleName(fragment.getName().getIdentifier()));
    if (statement instanceof VariableDeclarationStatement) {
        newStatement = ast.newExpressionStatement(assignment);
        // add after declaration
        insertIndex += 1;
    } else {
        rewrite.replace(fragment.getParent(), assignment, null);
        VariableDeclarationFragment newFrag = ast.newVariableDeclarationFragment();
        newFrag.setName(ast.newSimpleName(fragment.getName().getIdentifier()));
        newFrag.extraDimensions().addAll(DimensionRewrite.copyDimensions(fragment.extraDimensions(), rewrite));
        VariableDeclarationExpression oldVarDecl = (VariableDeclarationExpression) fragParent;
        VariableDeclarationStatement newVarDec = ast.newVariableDeclarationStatement(newFrag);
        newVarDec.setType((Type) rewrite.createCopyTarget(oldVarDecl.getType()));
        newVarDec.modifiers().addAll(ASTNodeFactory.newModifiers(ast, oldVarDecl.getModifiers()));
        newStatement = newVarDec;
    }
    ListRewrite listRewriter = rewrite.getListRewrite(statementParent, (ChildListPropertyDescriptor) property);
    listRewriter.insertAt(newStatement, insertIndex, null);
    resultingCollections.add(proposal);
    return true;
}

Example 4 with ChangeCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ChangeCorrectionProposal in project che by eclipse.

the class LocalCorrectionsSubProcessor method getMissingEnumConstantCaseProposals.

public static void getMissingEnumConstantCaseProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) {
    for (Iterator<ICommandAccess> iterator = proposals.iterator(); iterator.hasNext(); ) {
        ICommandAccess proposal = iterator.next();
        if (proposal instanceof ChangeCorrectionProposal) {
            if (CorrectionMessages.LocalCorrectionsSubProcessor_add_missing_cases_description.equals(((ChangeCorrectionProposal) proposal).getName())) {
                return;
            }
        }
    }
    ASTNode selectedNode = problem.getCoveringNode(context.getASTRoot());
    if (selectedNode instanceof Expression && selectedNode.getLocationInParent() == SwitchStatement.EXPRESSION_PROPERTY) {
        SwitchStatement statement = (SwitchStatement) selectedNode.getParent();
        ITypeBinding binding = statement.getExpression().resolveTypeBinding();
        if (binding == null || !binding.isEnum()) {
            return;
        }
        ArrayList<String> missingEnumCases = new ArrayList<String>();
        boolean hasDefault = evaluateMissingSwitchCases(binding, statement.statements(), missingEnumCases);
        if (missingEnumCases.size() == 0 && hasDefault)
            return;
        createMissingCaseProposals(context, statement, missingEnumCases, proposals);
    }
}

Example 5 with ChangeCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ChangeCorrectionProposal in project che by eclipse.

the class ReorgQuickFixTest method testWrongPackageStatementInEnum.

@Test
public void testWrongPackageStatementInEnum() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test2;\n");
    buf.append("\n");
    buf.append("public enum E {\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    CompilationUnit astRoot = getASTRoot(cu);
    ArrayList proposals = collectCorrections(cu, astRoot);
    assertNumberOfProposals(proposals, 2);
    assertCorrectLabels(proposals);
    boolean hasRename = true, hasMove = true;
    for (int i = 0; i < proposals.size(); i++) {
        ChangeCorrectionProposal curr = (ChangeCorrectionProposal) proposals.get(i);
        if (curr instanceof CorrectPackageDeclarationProposal) {
            assertTrue("Duplicated proposal", hasRename);
            hasRename = false;
            CUCorrectionProposal proposal = (CUCorrectionProposal) curr;
            String preview = getPreviewContent(proposal);
            buf = new StringBuffer();
            buf.append("package test1;\n");
            buf.append("\n");
            buf.append("public enum E {\n");
            buf.append("}\n");
            assertEqualString(preview, buf.toString());
        } else {
            assertTrue("Duplicated proposal", hasMove);
            hasMove = false;
            curr.apply(null);
            IPackageFragment pack2 = fSourceFolder.getPackageFragment("test2");
            ICompilationUnit cu2 = pack2.getCompilationUnit("E.java");
            assertTrue("CU does not exist", cu2.exists());
            buf = new StringBuffer();
            buf.append("package test2;\n");
            buf.append("\n");
            buf.append("public enum E {\n");
            buf.append("}\n");
            assertEqualStringIgnoreDelim(cu2.getSource(), buf.toString());
        }
    }
}