Java Code Examples for org.eclipse.jdt.core.dom.VariableDeclarationFragment#setName()

private void createFieldsForAccessedLocals(CompilationUnitRewrite rewrite, IVariableBinding[] varBindings, String[] fieldNames, List<BodyDeclaration> newBodyDeclarations) throws CoreException {
	final ImportRewrite importRewrite= rewrite.getImportRewrite();
	final ASTRewrite astRewrite= rewrite.getASTRewrite();
	final AST ast= astRewrite.getAST();

	for (int i= 0; i < varBindings.length; i++) {
		VariableDeclarationFragment fragment= ast.newVariableDeclarationFragment();
		fragment.setInitializer(null);
		fragment.setName(ast.newSimpleName(fieldNames[i]));
		FieldDeclaration field= ast.newFieldDeclaration(fragment);
		ITypeBinding varType= varBindings[i].getType();
		field.setType(importRewrite.addImport(varType, ast));
		field.modifiers().addAll(ASTNodeFactory.newModifiers(ast, Modifier.PRIVATE | Modifier.FINAL));
		if (doAddComments()) {
			String string= CodeGeneration.getFieldComment(rewrite.getCu(), varType.getName(), fieldNames[i], StubUtility.getLineDelimiterUsed(fCu));
			if (string != null) {
				Javadoc javadoc= (Javadoc) astRewrite.createStringPlaceholder(string, ASTNode.JAVADOC);
				field.setJavadoc(javadoc);
			}
		}

		newBodyDeclarations.add(field);

		addLinkedPosition(KEY_FIELD_NAME_EXT + i, fragment.getName(), astRewrite, false);
	}
}
 

private FieldDeclaration createField(ParameterInfo pi, CompilationUnitRewrite cuRewrite) throws CoreException {
	AST ast= cuRewrite.getAST();
	ICompilationUnit unit= cuRewrite.getCu();

	VariableDeclarationFragment fragment= ast.newVariableDeclarationFragment();
	String lineDelim= StubUtility.getLineDelimiterUsed(unit);
	SimpleName fieldName= ast.newSimpleName(pi.getNewName());
	fragment.setName(fieldName);
	FieldDeclaration declaration= ast.newFieldDeclaration(fragment);
	if (createComments(unit.getJavaProject())) {
		String comment= StubUtility.getFieldComment(unit, pi.getNewTypeName(), pi.getNewName(), lineDelim);
		if (comment != null) {
			Javadoc doc= (Javadoc) cuRewrite.getASTRewrite().createStringPlaceholder(comment, ASTNode.JAVADOC);
			declaration.setJavadoc(doc);
		}
	}
	List<Modifier> modifiers= new ArrayList<Modifier>();
	if (fCreateGetter) {
		modifiers.add(ast.newModifier(ModifierKeyword.PRIVATE_KEYWORD));
	} else {
		modifiers.add(ast.newModifier(ModifierKeyword.PUBLIC_KEYWORD));
	}
	declaration.modifiers().addAll(modifiers);
	declaration.setType(importBinding(pi.getNewTypeBinding(), cuRewrite));
	return declaration;
}
 

/**
 * Generates the initializer for an iterator based <code>for</code> loop, which declares and
 * initializes the variable to loop over.
 * 
 * @param rewrite the instance of {@link ASTRewrite}
 * @param loopVariableName the proposed name of the loop variable
 * @return a {@link VariableDeclarationExpression} to use as initializer
 */
private VariableDeclarationExpression getIteratorBasedForInitializer(ASTRewrite rewrite, SimpleName loopVariableName) {
	AST ast= rewrite.getAST();
	IMethodBinding iteratorMethodBinding= Bindings.findMethodInHierarchy(fExpressionType, "iterator", new ITypeBinding[] {}); //$NON-NLS-1$
	// initializing fragment
	VariableDeclarationFragment varDeclarationFragment= ast.newVariableDeclarationFragment();
	varDeclarationFragment.setName(loopVariableName);
	MethodInvocation iteratorExpression= ast.newMethodInvocation();
	iteratorExpression.setName(ast.newSimpleName(iteratorMethodBinding.getName()));
	iteratorExpression.setExpression((Expression) rewrite.createCopyTarget(fCurrentExpression));
	varDeclarationFragment.setInitializer(iteratorExpression);

	// declaration
	VariableDeclarationExpression varDeclarationExpression= ast.newVariableDeclarationExpression(varDeclarationFragment);
	varDeclarationExpression.setType(getImportRewrite().addImport(iteratorMethodBinding.getReturnType(), ast, new ContextSensitiveImportRewriteContext(fCurrentNode, getImportRewrite())));

	return varDeclarationExpression;
}
 

private VariableDeclarationFragment addFieldDeclaration(ASTRewrite rewrite, ASTNode newTypeDecl, int modifiers, Expression expression) {
	if (fExistingFragment != null) {
		return fExistingFragment;
	}

	ChildListPropertyDescriptor property= ASTNodes.getBodyDeclarationsProperty(newTypeDecl);
	List<BodyDeclaration> decls= ASTNodes.getBodyDeclarations(newTypeDecl);
	AST ast= newTypeDecl.getAST();
	String[] varNames= suggestFieldNames(fTypeBinding, expression, modifiers);
	for (int i= 0; i < varNames.length; i++) {
		addLinkedPositionProposal(KEY_NAME, varNames[i], null);
	}
	String varName= varNames[0];

	VariableDeclarationFragment newDeclFrag= ast.newVariableDeclarationFragment();
	newDeclFrag.setName(ast.newSimpleName(varName));

	FieldDeclaration newDecl= ast.newFieldDeclaration(newDeclFrag);

	Type type= evaluateType(ast);
	newDecl.setType(type);
	newDecl.modifiers().addAll(ASTNodeFactory.newModifiers(ast, modifiers));

	ModifierCorrectionSubProcessor.installLinkedVisibilityProposals(getLinkedProposalModel(), rewrite, newDecl.modifiers(), false);

	int insertIndex= findFieldInsertIndex(decls, fNodeToAssign.getStartPosition());
	rewrite.getListRewrite(newTypeDecl, property).insertAt(newDecl, insertIndex, null);

	return newDeclFrag;
}
 

private VariableDeclarationStatement createTempDeclaration(Expression initializer) throws CoreException {
	AST ast= fCURewrite.getAST();

	VariableDeclarationFragment vdf= ast.newVariableDeclarationFragment();
	vdf.setName(ast.newSimpleName(fTempName));
	vdf.setInitializer(initializer);

	VariableDeclarationStatement vds= ast.newVariableDeclarationStatement(vdf);
	if (fDeclareFinal) {
		vds.modifiers().add(ast.newModifier(ModifierKeyword.FINAL_KEYWORD));
	}
	vds.setType(createTempType());

	if (fLinkedProposalModel != null) {
		ASTRewrite rewrite= fCURewrite.getASTRewrite();
		LinkedProposalPositionGroup nameGroup= fLinkedProposalModel.getPositionGroup(KEY_NAME, true);
		nameGroup.addPosition(rewrite.track(vdf.getName()), true);

		String[] nameSuggestions= guessTempNames();
		if (nameSuggestions.length > 0 && !nameSuggestions[0].equals(fTempName)) {
			nameGroup.addProposal(fTempName, null, nameSuggestions.length + 1);
		}
		for (int i= 0; i < nameSuggestions.length; i++) {
			nameGroup.addProposal(nameSuggestions[i], null, nameSuggestions.length - i);
		}
	}
	return vds;
}
 

private VariableDeclarationStatement createDeclaration(IVariableBinding binding, Expression intilizer) {
	VariableDeclaration original= ASTNodes.findVariableDeclaration(binding, fAnalyzer.getEnclosingBodyDeclaration());
	VariableDeclarationFragment fragment= fAST.newVariableDeclarationFragment();
	fragment.setName((SimpleName)ASTNode.copySubtree(fAST, original.getName()));
	fragment.setInitializer(intilizer);
	VariableDeclarationStatement result= fAST.newVariableDeclarationStatement(fragment);
	result.modifiers().addAll(ASTNode.copySubtrees(fAST, ASTNodes.getModifiers(original)));
	result.setType(ASTNodeFactory.newType(fAST, original, fImportRewriter, new ContextSensitiveImportRewriteContext(original, fImportRewriter)));
	return result;
}
 

@Override
protected VariableDeclaration createNewParamgument(ParameterInfo info, List<ParameterInfo> parameterInfos, List<VariableDeclaration> nodes) {
	List<VariableDeclaration> parameters= fLambdaDecl.parameters();
	if (!parameters.isEmpty() && parameters.get(0) instanceof SingleVariableDeclaration) {
		return createNewSingleVariableDeclaration(info);
	}
	VariableDeclarationFragment newP= getASTRewrite().getAST().newVariableDeclarationFragment();
	newP.setName(getASTRewrite().getAST().newSimpleName(info.getNewName()));
	return newP;
}
 

@Override
protected void initialize() {
	super.initialize();
	fBuilderVariableName= createNameSuggestion(getContext().is50orHigher() ? "builder" : "buffer", NamingConventions.VK_LOCAL); //$NON-NLS-1$ //$NON-NLS-2$
	fBuffer= new StringBuffer();
	VariableDeclarationFragment fragment= fAst.newVariableDeclarationFragment();
	fragment.setName(fAst.newSimpleName(fBuilderVariableName));
	ClassInstanceCreation classInstance= fAst.newClassInstanceCreation();
	Name typeName= addImport(getContext().is50orHigher() ? "java.lang.StringBuilder" : "java.lang.StringBuffer"); //$NON-NLS-1$ //$NON-NLS-2$
	classInstance.setType(fAst.newSimpleType(typeName));
	fragment.setInitializer(classInstance);
	VariableDeclarationStatement vStatement= fAst.newVariableDeclarationStatement(fragment);
	vStatement.setType(fAst.newSimpleType((Name)ASTNode.copySubtree(fAst, typeName)));
	toStringMethod.getBody().statements().add(vStatement);
}
 

private FieldDeclaration createNewFieldDeclarationNode(MemberActionInfo info, CompilationUnit declaringCuNode, TypeVariableMaplet[] mapping, ASTRewrite rewrite, VariableDeclarationFragment oldFieldFragment) throws JavaModelException {
	Assert.isTrue(info.isFieldInfo());
	IField field= (IField) info.getMember();
	AST ast= rewrite.getAST();
	VariableDeclarationFragment newFragment= ast.newVariableDeclarationFragment();
	copyExtraDimensions(oldFieldFragment, newFragment);
	Expression initializer= oldFieldFragment.getInitializer();
	if (initializer != null) {
		Expression newInitializer= null;
		if (mapping.length > 0)
			newInitializer= createPlaceholderForExpression(initializer, field.getCompilationUnit(), mapping, rewrite);
		else
			newInitializer= createPlaceholderForExpression(initializer, field.getCompilationUnit(), rewrite);
		newFragment.setInitializer(newInitializer);
	}
	newFragment.setName(ast.newSimpleName(oldFieldFragment.getName().getIdentifier()));
	FieldDeclaration newField= ast.newFieldDeclaration(newFragment);
	FieldDeclaration oldField= ASTNodeSearchUtil.getFieldDeclarationNode(field, declaringCuNode);
	if (info.copyJavadocToCopiesInSubclasses())
		copyJavadocNode(rewrite, oldField, newField);
	copyAnnotations(oldField, newField);
	newField.modifiers().addAll(ASTNodeFactory.newModifiers(ast, info.getNewModifiersForCopyInSubclass(oldField.getModifiers())));
	Type oldType= oldField.getType();
	ICompilationUnit cu= field.getCompilationUnit();
	Type newType= null;
	if (mapping.length > 0) {
		newType= createPlaceholderForType(oldType, cu, mapping, rewrite);
	} else
		newType= createPlaceholderForType(oldType, cu, rewrite);
	newField.setType(newType);
	return newField;
}
 

private FieldDeclaration getNewFinalStringFieldDeclaration(String name) {
	VariableDeclarationFragment variableDeclarationFragment= fAst.newVariableDeclarationFragment();
	variableDeclarationFragment.setName(fAst.newSimpleName(name));

	FieldDeclaration fieldDeclaration= fAst.newFieldDeclaration(variableDeclarationFragment);
	fieldDeclaration.setType(fAst.newSimpleType(fAst.newSimpleName("String"))); //$NON-NLS-1$
	fieldDeclaration.modifiers().add(fAst.newModifier(Modifier.ModifierKeyword.PUBLIC_KEYWORD));
	fieldDeclaration.modifiers().add(fAst.newModifier(Modifier.ModifierKeyword.STATIC_KEYWORD));

	return fieldDeclaration;
}
 

private VariableDeclarationStatement createTempDeclaration(Expression initializer) throws CoreException {
	AST ast = fCURewrite.getAST();

	VariableDeclarationFragment vdf = ast.newVariableDeclarationFragment();
	vdf.setName(ast.newSimpleName(fTempName));
	vdf.setInitializer(initializer);

	VariableDeclarationStatement vds = ast.newVariableDeclarationStatement(vdf);
	if (fDeclareFinal) {
		vds.modifiers().add(ast.newModifier(ModifierKeyword.FINAL_KEYWORD));
	}
	vds.setType(createTempType());

	if (fLinkedProposalModel != null) {
		ASTRewrite rewrite = fCURewrite.getASTRewrite();
		LinkedProposalPositionGroupCore nameGroup = fLinkedProposalModel.getPositionGroup(KEY_NAME, true);
		nameGroup.addPosition(rewrite.track(vdf.getName()), true);

		String[] nameSuggestions = guessTempNames();
		if (nameSuggestions.length > 0 && !nameSuggestions[0].equals(fTempName)) {
			nameGroup.addProposal(fTempName, nameSuggestions.length + 1);
		}
		for (int i = 0; i < nameSuggestions.length; i++) {
			nameGroup.addProposal(nameSuggestions[i], nameSuggestions.length - i);
		}
	}
	return vds;
}
 

@Override
public boolean visit(final PostfixExpression node) {
  final AST dummyAST = AST.newAST(node.getAST().apiLevel());
  final PostfixExpression.Operator pfOperator = node.getOperator();
  Expression _operand = node.getOperand();
  if ((_operand instanceof ArrayAccess)) {
    Expression _operand_1 = node.getOperand();
    final ArrayAccess pfOperand = ((ArrayAccess) _operand_1);
    if ((Objects.equal(pfOperator, PostfixExpression.Operator.INCREMENT) || 
      Objects.equal(pfOperator, PostfixExpression.Operator.DECREMENT))) {
      final String arrayName = this.computeArrayName(pfOperand);
      StringConcatenation _builder = new StringConcatenation();
      _builder.append("_postIndx_");
      _builder.append(arrayName);
      final String idxName = _builder.toString();
      StringConcatenation _builder_1 = new StringConcatenation();
      _builder_1.append("_postVal_");
      _builder_1.append(arrayName);
      final String tempVarName = _builder_1.toString();
      StringConcatenation _builder_2 = new StringConcatenation();
      _builder_2.append("{ var ");
      _builder_2.append(idxName);
      _builder_2.append("=");
      this.appendToBuffer(_builder_2.toString());
      pfOperand.getIndex().accept(this);
      StringConcatenation _builder_3 = new StringConcatenation();
      _builder_3.append(" ");
      _builder_3.append("var  ");
      this.appendToBuffer(_builder_3.toString());
      final VariableDeclarationFragment varDeclaration = dummyAST.newVariableDeclarationFragment();
      varDeclaration.setName(dummyAST.newSimpleName(tempVarName));
      ASTNode _copySubtree = ASTNode.copySubtree(dummyAST, pfOperand);
      final ArrayAccess arrayAccess = ((ArrayAccess) _copySubtree);
      arrayAccess.setIndex(dummyAST.newSimpleName(idxName));
      varDeclaration.setInitializer(arrayAccess);
      varDeclaration.accept(this);
      final InfixExpression infixOp = dummyAST.newInfixExpression();
      infixOp.setLeftOperand(dummyAST.newSimpleName(tempVarName));
      PostfixExpression.Operator _operator = node.getOperator();
      boolean _equals = Objects.equal(_operator, PostfixExpression.Operator.DECREMENT);
      if (_equals) {
        infixOp.setOperator(InfixExpression.Operator.MINUS);
      } else {
        infixOp.setOperator(InfixExpression.Operator.PLUS);
      }
      infixOp.setRightOperand(dummyAST.newNumberLiteral("1"));
      final Assignment assigment = dummyAST.newAssignment();
      ASTNode _copySubtree_1 = ASTNode.copySubtree(dummyAST, pfOperand);
      final ArrayAccess writeArray = ((ArrayAccess) _copySubtree_1);
      writeArray.setIndex(dummyAST.newSimpleName(idxName));
      assigment.setLeftHandSide(writeArray);
      ASTNode _copySubtree_2 = ASTNode.copySubtree(dummyAST, infixOp);
      assigment.setRightHandSide(((Expression) _copySubtree_2));
      assigment.accept(this);
      StringConcatenation _builder_4 = new StringConcatenation();
      String _xifexpression = null;
      boolean _needsReturnValue = this._aSTFlattenerUtils.needsReturnValue(node);
      if (_needsReturnValue) {
        _xifexpression = tempVarName;
      }
      _builder_4.append(_xifexpression);
      _builder_4.append(" }");
      this.appendToBuffer(_builder_4.toString());
      return false;
    }
  }
  node.getOperand().accept(this);
  this.appendToBuffer(pfOperator.toString());
  return false;
}
 

private void createConstantDeclaration() throws CoreException {
	Type type= getConstantType();

	IExpressionFragment fragment= getSelectedExpression();
	Expression initializer= getSelectedExpression().createCopyTarget(fCuRewrite.getASTRewrite(), true);

	AST ast= fCuRewrite.getAST();
	VariableDeclarationFragment variableDeclarationFragment= ast.newVariableDeclarationFragment();
	variableDeclarationFragment.setName(ast.newSimpleName(fConstantName));
	variableDeclarationFragment.setInitializer(initializer);

	FieldDeclaration fieldDeclaration= ast.newFieldDeclaration(variableDeclarationFragment);
	fieldDeclaration.setType(type);
	Modifier.ModifierKeyword accessModifier= Modifier.ModifierKeyword.toKeyword(fVisibility);
	if (accessModifier != null)
		fieldDeclaration.modifiers().add(ast.newModifier(accessModifier));
	fieldDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.STATIC_KEYWORD));
	fieldDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.FINAL_KEYWORD));

	boolean createComments= JavaPreferencesSettings.getCodeGenerationSettings(fCu.getJavaProject()).createComments;
	if (createComments) {
		String comment= CodeGeneration.getFieldComment(fCu, getConstantTypeName(), fConstantName, StubUtility.getLineDelimiterUsed(fCu));
		if (comment != null && comment.length() > 0) {
			Javadoc doc= (Javadoc) fCuRewrite.getASTRewrite().createStringPlaceholder(comment, ASTNode.JAVADOC);
			fieldDeclaration.setJavadoc(doc);
		}
	}

	AbstractTypeDeclaration parent= getContainingTypeDeclarationNode();
	ListRewrite listRewrite= fCuRewrite.getASTRewrite().getListRewrite(parent, parent.getBodyDeclarationsProperty());
	TextEditGroup msg= fCuRewrite.createGroupDescription(RefactoringCoreMessages.ExtractConstantRefactoring_declare_constant);
	if (insertFirst()) {
		listRewrite.insertFirst(fieldDeclaration, msg);
	} else {
		listRewrite.insertAfter(fieldDeclaration, getNodeToInsertConstantDeclarationAfter(), msg);
	}

	if (fLinkedProposalModel != null) {
		ASTRewrite rewrite= fCuRewrite.getASTRewrite();
		LinkedProposalPositionGroup nameGroup= fLinkedProposalModel.getPositionGroup(KEY_NAME, true);
		nameGroup.addPosition(rewrite.track(variableDeclarationFragment.getName()), true);

		String[] nameSuggestions= guessConstantNames();
		if (nameSuggestions.length > 0 && !nameSuggestions[0].equals(fConstantName)) {
			nameGroup.addProposal(fConstantName, null, nameSuggestions.length + 1);
		}
		for (int i= 0; i < nameSuggestions.length; i++) {
			nameGroup.addProposal(nameSuggestions[i], null, nameSuggestions.length - i);
		}

		LinkedProposalPositionGroup typeGroup= fLinkedProposalModel.getPositionGroup(KEY_TYPE, true);
		typeGroup.addPosition(rewrite.track(type), true);

		ITypeBinding typeBinding= guessBindingForReference(fragment.getAssociatedExpression());
		if (typeBinding != null) {
			ITypeBinding[] relaxingTypes= ASTResolving.getNarrowingTypes(ast, typeBinding);
			for (int i= 0; i < relaxingTypes.length; i++) {
				typeGroup.addProposal(relaxingTypes[i], fCuRewrite.getCu(), relaxingTypes.length - i);
			}
		}
		boolean isInterface= parent.resolveBinding() != null && parent.resolveBinding().isInterface();
		ModifierCorrectionSubProcessor.installLinkedVisibilityProposals(fLinkedProposalModel, rewrite, fieldDeclaration.modifiers(), isInterface);
	}
}
 

@Override
public MethodDeclaration generateToStringMethod() throws CoreException {
	initialize();

	//ToStringBuilder builder= new ToStringBuilder(this);
	String builderVariableName= createNameSuggestion(getContext().getCustomBuilderVariableName(), NamingConventions.VK_LOCAL);
	VariableDeclarationFragment fragment= fAst.newVariableDeclarationFragment();
	fragment.setName(fAst.newSimpleName(builderVariableName));
	ClassInstanceCreation classInstance= fAst.newClassInstanceCreation();
	Name typeName= addImport(getContext().getCustomBuilderClass());
	classInstance.setType(fAst.newSimpleType(typeName));
	classInstance.arguments().add(fAst.newThisExpression());
	fragment.setInitializer(classInstance);
	VariableDeclarationStatement vStatement= fAst.newVariableDeclarationStatement(fragment);
	vStatement.setType(fAst.newSimpleType((Name)ASTNode.copySubtree(fAst, typeName)));
	toStringMethod.getBody().statements().add(vStatement);

	/* expression for accumulating chained calls */
	Expression expression= null;

	for (int i= 0; i < getContext().getSelectedMembers().length; i++) {
		//builder.append("member", member);
		MethodInvocation appendInvocation= createAppendMethodForMember(getContext().getSelectedMembers()[i]);
		if (getContext().isSkipNulls() && !getMemberType(getContext().getSelectedMembers()[i]).isPrimitive()) {
			if (expression != null) {
				toStringMethod.getBody().statements().add(fAst.newExpressionStatement(expression));
				expression= null;
			}
			appendInvocation.setExpression(fAst.newSimpleName(builderVariableName));
			IfStatement ifStatement= fAst.newIfStatement();
			ifStatement.setExpression(createInfixExpression(createMemberAccessExpression(getContext().getSelectedMembers()[i], true, true), Operator.NOT_EQUALS, fAst.newNullLiteral()));
			ifStatement.setThenStatement(createOneStatementBlock(appendInvocation));
			toStringMethod.getBody().statements().add(ifStatement);
		} else {
			if (expression != null) {
				appendInvocation.setExpression(expression);
			} else {
				appendInvocation.setExpression(fAst.newSimpleName(builderVariableName));
			}
			if (getContext().isCustomBuilderChainedCalls() && canChainLastAppendCall) {
				expression= appendInvocation;
			} else {
				expression= null;
				toStringMethod.getBody().statements().add(fAst.newExpressionStatement(appendInvocation));
			}
		}
	}

	if (expression != null) {
		toStringMethod.getBody().statements().add(fAst.newExpressionStatement(expression));
	}
	// return builder.toString();
	ReturnStatement rStatement= fAst.newReturnStatement();
	rStatement.setExpression(createMethodInvocation(builderVariableName, getContext().getCustomBuilderResultMethod(), null));
	toStringMethod.getBody().statements().add(rStatement);

	complete();

	return toStringMethod;
}
 

private void createConstantDeclaration() throws CoreException {
	Type type = getConstantType();

	IExpressionFragment fragment = getSelectedExpression();
	Expression initializer = getSelectedExpression().createCopyTarget(fCuRewrite.getASTRewrite(), true);

	AST ast = fCuRewrite.getAST();
	VariableDeclarationFragment variableDeclarationFragment = ast.newVariableDeclarationFragment();
	variableDeclarationFragment.setName(ast.newSimpleName(fConstantName));
	variableDeclarationFragment.setInitializer(initializer);

	FieldDeclaration fieldDeclaration = ast.newFieldDeclaration(variableDeclarationFragment);
	fieldDeclaration.setType(type);
	Modifier.ModifierKeyword accessModifier = Modifier.ModifierKeyword.toKeyword(fVisibility);
	if (accessModifier != null) {
		fieldDeclaration.modifiers().add(ast.newModifier(accessModifier));
	}
	fieldDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.STATIC_KEYWORD));
	fieldDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.FINAL_KEYWORD));

	//		boolean createComments = JavaPreferencesSettings.getCodeGenerationSettings(fCu.getJavaProject()).createComments;
	//		if (createComments) {
	String comment = CodeGeneration.getFieldComment(fCu, getConstantTypeName(), fConstantName, StubUtility.getLineDelimiterUsed(fCu));
	if (comment != null && comment.length() > 0 && !"/**\n *\n */".equals(comment)) {
		Javadoc doc = (Javadoc) fCuRewrite.getASTRewrite().createStringPlaceholder(comment, ASTNode.JAVADOC);
		fieldDeclaration.setJavadoc(doc);
	}
	//		}

	AbstractTypeDeclaration parent = getContainingTypeDeclarationNode();
	ListRewrite listRewrite = fCuRewrite.getASTRewrite().getListRewrite(parent, parent.getBodyDeclarationsProperty());
	TextEditGroup msg = fCuRewrite.createGroupDescription(RefactoringCoreMessages.ExtractConstantRefactoring_declare_constant);
	if (insertFirst()) {
		listRewrite.insertFirst(fieldDeclaration, msg);
	} else {
		listRewrite.insertAfter(fieldDeclaration, getNodeToInsertConstantDeclarationAfter(), msg);
	}

	if (fLinkedProposalModel != null) {
		ASTRewrite rewrite = fCuRewrite.getASTRewrite();
		LinkedProposalPositionGroupCore nameGroup = fLinkedProposalModel.getPositionGroup(KEY_NAME, true);
		nameGroup.addPosition(rewrite.track(variableDeclarationFragment.getName()), true);

		String[] nameSuggestions = guessConstantNames();
		if (nameSuggestions.length > 0 && !nameSuggestions[0].equals(fConstantName)) {
			nameGroup.addProposal(fConstantName, nameSuggestions.length + 1);
		}
		for (int i = 0; i < nameSuggestions.length; i++) {
			nameGroup.addProposal(nameSuggestions[i], nameSuggestions.length - i);
		}

		LinkedProposalPositionGroupCore typeGroup = fLinkedProposalModel.getPositionGroup(KEY_TYPE, true);
		typeGroup.addPosition(rewrite.track(type), true);

		ITypeBinding typeBinding = guessBindingForReference(fragment.getAssociatedExpression());
		if (typeBinding != null) {
			ITypeBinding[] relaxingTypes = ASTResolving.getNarrowingTypes(ast, typeBinding);
			for (int i = 0; i < relaxingTypes.length; i++) {
				typeGroup.addProposal(relaxingTypes[i], fCuRewrite.getCu(), relaxingTypes.length - i);
			}
		}
		boolean isInterface = parent.resolveBinding() != null && parent.resolveBinding().isInterface();
		ModifierCorrectionSubProcessor.installLinkedVisibilityProposals(fLinkedProposalModel, rewrite, fieldDeclaration.modifiers(), isInterface);
	}
}
 

private ASTRewrite doAddField(CompilationUnit astRoot) {
	SimpleName node= fOriginalNode;
	boolean isInDifferentCU= false;

	ASTNode newTypeDecl= astRoot.findDeclaringNode(fSenderBinding);
	if (newTypeDecl == null) {
		astRoot= ASTResolving.createQuickFixAST(getCompilationUnit(), null);
		newTypeDecl= astRoot.findDeclaringNode(fSenderBinding.getKey());
		isInDifferentCU= true;
	}
	ImportRewrite imports= createImportRewrite(astRoot);
	ImportRewriteContext importRewriteContext= new ContextSensitiveImportRewriteContext(ASTResolving.findParentBodyDeclaration(node), imports);

	if (newTypeDecl != null) {
		AST ast= newTypeDecl.getAST();

		ASTRewrite rewrite= ASTRewrite.create(ast);

		VariableDeclarationFragment fragment= ast.newVariableDeclarationFragment();
		fragment.setName(ast.newSimpleName(node.getIdentifier()));

		Type type= evaluateVariableType(ast, imports, importRewriteContext, fSenderBinding);

		FieldDeclaration newDecl= ast.newFieldDeclaration(fragment);
		newDecl.setType(type);
		newDecl.modifiers().addAll(ASTNodeFactory.newModifiers(ast, evaluateFieldModifiers(newTypeDecl)));

		if (fSenderBinding.isInterface() || fVariableKind == CONST_FIELD) {
			fragment.setInitializer(ASTNodeFactory.newDefaultExpression(ast, type, 0));
		}

		ChildListPropertyDescriptor property= ASTNodes.getBodyDeclarationsProperty(newTypeDecl);
		List<BodyDeclaration> decls= ASTNodes.<BodyDeclaration>getChildListProperty(newTypeDecl, property);

		int maxOffset= isInDifferentCU ? -1 : node.getStartPosition();

		int insertIndex= findFieldInsertIndex(decls, newDecl, maxOffset);

		ListRewrite listRewriter= rewrite.getListRewrite(newTypeDecl, property);
		listRewriter.insertAt(newDecl, insertIndex, null);

		ModifierCorrectionSubProcessor.installLinkedVisibilityProposals(getLinkedProposalModel(), rewrite, newDecl.modifiers(), fSenderBinding.isInterface());

		addLinkedPosition(rewrite.track(newDecl.getType()), false, KEY_TYPE);
		if (!isInDifferentCU) {
			addLinkedPosition(rewrite.track(node), true, KEY_NAME);
		}
		addLinkedPosition(rewrite.track(fragment.getName()), false, KEY_NAME);

		if (fragment.getInitializer() != null) {
			addLinkedPosition(rewrite.track(fragment.getInitializer()), false, KEY_INITIALIZER);
		}
		return rewrite;
	}
	return null;
}
 

/**
 * {@inheritDoc}
 */
@Override
public void rewriteAST(CompilationUnitRewrite cuRewrite, LinkedProposalModel positionGroups) throws CoreException {
	final ASTRewrite rewrite= cuRewrite.getASTRewrite();
	VariableDeclarationFragment fragment= null;
	for (int i= 0; i < fNodes.length; i++) {
		final ASTNode node= fNodes[i];

		final AST ast= node.getAST();

		fragment= ast.newVariableDeclarationFragment();
		fragment.setName(ast.newSimpleName(NAME_FIELD));

		final FieldDeclaration declaration= ast.newFieldDeclaration(fragment);
		declaration.setType(ast.newPrimitiveType(PrimitiveType.LONG));
		declaration.modifiers().addAll(ASTNodeFactory.newModifiers(ast, Modifier.PRIVATE | Modifier.STATIC | Modifier.FINAL));

		if (!addInitializer(fragment, node))
			continue;

		if (fragment.getInitializer() != null) {

			final TextEditGroup editGroup= createTextEditGroup(FixMessages.SerialVersion_group_description, cuRewrite);
			if (node instanceof AbstractTypeDeclaration)
				rewrite.getListRewrite(node, ((AbstractTypeDeclaration) node).getBodyDeclarationsProperty()).insertAt(declaration, 0, editGroup);
			else if (node instanceof AnonymousClassDeclaration)
				rewrite.getListRewrite(node, AnonymousClassDeclaration.BODY_DECLARATIONS_PROPERTY).insertAt(declaration, 0, editGroup);
			else if (node instanceof ParameterizedType) {
				final ParameterizedType type= (ParameterizedType) node;
				final ASTNode parent= type.getParent();
				if (parent instanceof ClassInstanceCreation) {
					final ClassInstanceCreation creation= (ClassInstanceCreation) parent;
					final AnonymousClassDeclaration anonymous= creation.getAnonymousClassDeclaration();
					if (anonymous != null)
						rewrite.getListRewrite(anonymous, AnonymousClassDeclaration.BODY_DECLARATIONS_PROPERTY).insertAt(declaration, 0, editGroup);
				}
			} else
				Assert.isTrue(false);

			addLinkedPositions(rewrite, fragment, positionGroups);
		}

		final String comment= CodeGeneration.getFieldComment(fUnit, declaration.getType().toString(), NAME_FIELD, StubUtility.getLineDelimiterUsed(fUnit));
		if (comment != null && comment.length() > 0) {
			final Javadoc doc= (Javadoc) rewrite.createStringPlaceholder(comment, ASTNode.JAVADOC);
			declaration.setJavadoc(doc);
		}
	}
	if (fragment == null)
		return;

	positionGroups.setEndPosition(rewrite.track(fragment));
}
 

protected SimpleName rename(ASTNode node, SimpleName newName) {
	VariableDeclarationFragment fragment = getFragment(node);
	SimpleName oldName = fragment.getName();
	fragment.setName(newName);
	return oldName;
}
 

private VariableDeclarationFragment createFieldDeclarationFragment(AST ast, BuilderField builderField) {
    VariableDeclarationFragment variableDeclarationFragment = ast.newVariableDeclarationFragment();
    variableDeclarationFragment.setName(ast.newSimpleName(builderField.getOriginalFieldName()));
    return fieldDeclarationPostProcessor.postProcessFragment(ast, builderField, variableDeclarationFragment);
}
 

/**
 * This method builds a {@link VariableDeclarationFragment} object (i.e. "iv = ...")
 * 
 * @param ast - current ast
 * @param variableName - declaration variable
 * @param initializer - initializer for the variable
 * @return VariableDeclarationFragment obj
 */
private VariableDeclarationFragment createEnsurerVariableDeclarationFragment(final AST ast, final String variableName, final Expression initializer) {
	final VariableDeclarationFragment fragment = ast.newVariableDeclarationFragment();
	fragment.setName(ast.newSimpleName(variableName));
	fragment.setInitializer(initializer);
	return fragment;
}