@NotNull
@Override
public PsiDeclarationStatement createVariableDeclarationStatement(
@NotNull String name, @NotNull PsiType type, @Nullable PsiExpression initializer)
throws IncorrectOperationException {
if (!isIdentifier(name)) {
throw new IncorrectOperationException("\"" + name + "\" is not an identifier.");
}
if (PsiType.NULL.equals(type)) {
throw new IncorrectOperationException("Cannot create variable with type \"null\".");
}
String text = "X " + name + (initializer != null ? " = x" : "") + ";";
PsiDeclarationStatement statement =
(PsiDeclarationStatement) createStatementFromText(text, null);
PsiVariable variable = (PsiVariable) statement.getDeclaredElements()[0];
replace(variable.getTypeElement(), createTypeElement(type), text);
boolean generateFinalLocals =
JavaCodeStyleSettingsFacade.getInstance(myManager.getProject()).isGenerateFinalLocals();
PsiUtil.setModifierProperty(variable, PsiModifier.FINAL, generateFinalLocals);
if (initializer != null) {
replace(variable.getInitializer(), initializer, text);
}
GeneratedMarkerVisitor.markGenerated(statement);
return statement;
}
@NotNull
@Override
public PsiMethod createMethod(@NotNull final String name, final PsiType returnType)
throws IncorrectOperationException {
PsiUtil.checkIsIdentifier(myManager, name);
if (PsiType.NULL.equals(returnType)) {
throw new IncorrectOperationException("Cannot create method with type \"null\".");
}
final String canonicalText = returnType.getCanonicalText();
final PsiJavaFile aFile =
createDummyJavaFile("class _Dummy_ { public " + canonicalText + " " + name + "() {} }");
final PsiClass[] classes = aFile.getClasses();
if (classes.length < 1) {
throw new IncorrectOperationException(
"Class was not created. Method name: " + name + "; return type: " + canonicalText);
}
final PsiMethod[] methods = classes[0].getMethods();
if (methods.length < 1) {
throw new IncorrectOperationException(
"Method was not created. Method name: " + name + "; return type: " + canonicalText);
}
PsiMethod method = methods[0];
method =
(PsiMethod)
JavaCodeStyleManager.getInstance(myManager.getProject()).shortenClassReferences(method);
return (PsiMethod) CodeStyleManager.getInstance(myManager.getProject()).reformat(method);
}
@NotNull
@Override
public PsiField createField(@NotNull final String name, @NotNull final PsiType type)
throws IncorrectOperationException {
PsiUtil.checkIsIdentifier(myManager, name);
if (PsiType.NULL.equals(type)) {
throw new IncorrectOperationException("Cannot create field with type \"null\".");
}
@NonNls
final String text = "class _Dummy_ { private " + type.getCanonicalText() + " " + name + "; }";
final PsiJavaFile aFile = createDummyJavaFile(text);
final PsiClass[] classes = aFile.getClasses();
if (classes.length < 1) {
throw new IncorrectOperationException("Class was not created " + text);
}
final PsiClass psiClass = classes[0];
final PsiField[] fields = psiClass.getFields();
if (fields.length < 1) {
throw new IncorrectOperationException("Field was not created " + text);
}
PsiField field = fields[0];
field =
(PsiField)
JavaCodeStyleManager.getInstance(myManager.getProject()).shortenClassReferences(field);
return (PsiField) CodeStyleManager.getInstance(myManager.getProject()).reformat(field);
}
@NotNull
@Override
public PsiParameter createParameter(@NotNull final String name, @NotNull final PsiType type)
throws IncorrectOperationException {
PsiUtil.checkIsIdentifier(myManager, name);
if (PsiType.NULL.equals(type)) {
throw new IncorrectOperationException("Cannot create parameter with type \"null\".");
}
final String text = type.getCanonicalText() + " " + name;
PsiParameter parameter = createParameterFromText(text, null);
final CodeStyleManager codeStyleManager = CodeStyleManager.getInstance(myManager.getProject());
PsiUtil.setModifierProperty(
parameter,
PsiModifier.FINAL,
JavaCodeStyleSettingsFacade.getInstance(myManager.getProject())
.isGenerateFinalParameters());
GeneratedMarkerVisitor.markGenerated(parameter);
parameter =
(PsiParameter)
JavaCodeStyleManager.getInstance(myManager.getProject())
.shortenClassReferences(parameter);
return (PsiParameter) codeStyleManager.reformat(parameter);
}