@Nullable
private static PsiReferenceParameterList extractReferenceParameterList(
final PsiClass superClass, final PsiReferenceList extendsList) {
for (PsiJavaCodeReferenceElement referenceElement : extendsList.getReferenceElements()) {
final PsiElement element = referenceElement.resolve();
if (element instanceof PsiClass
&& InheritanceUtil.isInheritorOrSelf((PsiClass) element, superClass, true)) {
return referenceElement.getParameterList();
}
}
return null;
}
@Nullable
private PsiType extractListTypeFromContainingClass(
PsiElement element) {
PsiClass listClass = PsiTreeUtil.getParentOfType(element,
PsiClass.class);
if (listClass == null) {
return null;
}
final PsiMethod[] getMethods =
listClass.findMethodsByName("get", true);
if (getMethods.length == 0) {
return null;
}
final PsiType type = getMethods[0].getReturnType();
if (!(type instanceof PsiClassType)) {
return null;
}
final PsiClassType classType = (PsiClassType)type;
final PsiClass parameterClass = classType.resolve();
if (parameterClass == null) {
return null;
}
PsiClass subClass = null;
while (listClass != null && !listClass.hasTypeParameters()) {
subClass = listClass;
listClass = listClass.getSuperClass();
}
if (listClass == null || subClass == null) {
return TypeUtils.getObjectType(element);
}
final PsiTypeParameter[] typeParameters =
listClass.getTypeParameters();
if (!parameterClass.equals(typeParameters[0])) {
return TypeUtils.getObjectType(element);
}
final PsiReferenceList extendsList = subClass.getExtendsList();
if (extendsList == null) {
return null;
}
final PsiJavaCodeReferenceElement[] referenceElements =
extendsList.getReferenceElements();
if (referenceElements.length == 0) {
return null;
}
final PsiType[] types =
referenceElements[0].getTypeParameters();
if (types.length == 0) {
return TypeUtils.getObjectType(element);
}
return types[0];
}
private static void processCallerMethod(
JavaChangeInfo changeInfo,
PsiMethod caller,
PsiMethod baseMethod,
boolean toInsertParams,
boolean toInsertThrows)
throws IncorrectOperationException {
LOG.assertTrue(toInsertParams || toInsertThrows);
if (toInsertParams) {
List<PsiParameter> newParameters = new ArrayList<PsiParameter>();
ContainerUtil.addAll(newParameters, caller.getParameterList().getParameters());
final JavaParameterInfo[] primaryNewParms = changeInfo.getNewParameters();
PsiSubstitutor substitutor =
baseMethod == null
? PsiSubstitutor.EMPTY
: ChangeSignatureProcessor.calculateSubstitutor(caller, baseMethod);
for (JavaParameterInfo info : primaryNewParms) {
if (info.getOldIndex() < 0)
newParameters.add(createNewParameter(changeInfo, info, substitutor));
}
PsiParameter[] arrayed = newParameters.toArray(new PsiParameter[newParameters.size()]);
boolean[] toRemoveParm = new boolean[arrayed.length];
Arrays.fill(toRemoveParm, false);
resolveParameterVsFieldsConflicts(arrayed, caller, caller.getParameterList(), toRemoveParm);
}
if (toInsertThrows) {
List<PsiJavaCodeReferenceElement> newThrowns = new ArrayList<PsiJavaCodeReferenceElement>();
final PsiReferenceList throwsList = caller.getThrowsList();
ContainerUtil.addAll(newThrowns, throwsList.getReferenceElements());
final ThrownExceptionInfo[] primaryNewExns = changeInfo.getNewExceptions();
for (ThrownExceptionInfo thrownExceptionInfo : primaryNewExns) {
if (thrownExceptionInfo.getOldIndex() < 0) {
final PsiClassType type =
(PsiClassType) thrownExceptionInfo.createType(caller, caller.getManager());
final PsiJavaCodeReferenceElement ref =
JavaPsiFacade.getInstance(caller.getProject())
.getElementFactory()
.createReferenceElementByType(type);
newThrowns.add(ref);
}
}
PsiJavaCodeReferenceElement[] arrayed =
newThrowns.toArray(new PsiJavaCodeReferenceElement[newThrowns.size()]);
boolean[] toRemoveParm = new boolean[arrayed.length];
Arrays.fill(toRemoveParm, false);
ChangeSignatureUtil.synchronizeList(
throwsList, Arrays.asList(arrayed), ThrowsList.INSTANCE, toRemoveParm);
}
}
private static boolean isInExtendsList(
final RefJavaElement to, final PsiReferenceList extendsList) {
if (extendsList != null) {
final PsiJavaCodeReferenceElement[] referenceElements = extendsList.getReferenceElements();
for (PsiJavaCodeReferenceElement referenceElement : referenceElements) {
final PsiReferenceParameterList parameterList = referenceElement.getParameterList();
if (parameterList != null) {
for (PsiType type : parameterList.getTypeArguments()) {
if (extendsList
.getManager()
.areElementsEquivalent(PsiUtil.resolveClassInType(type), to.getElement())) {
return true;
}
}
}
}
}
return false;
}
public void testClassTypeParamsPresentation() throws Exception {
PsiClass psiClass = getTestClass();
final PsiReferenceList extendsList = psiClass.getExtendsList();
final PsiJavaCodeReferenceElement referenceElement = extendsList.getReferenceElements()[0];
final PsiClass superClass = extendsList.getReferencedTypes()[0].resolve();
final File htmlPath =
new File(
JavaTestUtil.getJavaTestDataPath()
+ "/codeInsight/javadocIG/"
+ getTestName(true)
+ ".html");
String htmlText = FileUtil.loadFile(htmlPath);
String docInfo =
new JavaDocumentationProvider().getQuickNavigateInfo(superClass, referenceElement);
assertNotNull(docInfo);
assertEquals(
StringUtil.convertLineSeparators(htmlText.trim()),
StringUtil.convertLineSeparators(docInfo.trim()));
}
public List<PsiJavaCodeReferenceElement> getChildren(PsiReferenceList throwsList) {
return Arrays.asList(throwsList.getReferenceElements());
}
private void generatorLayoutCode(String contextName, String findPre) {
List<Element> editTextElements = new ArrayList<>();
List<Element> clickableElements = new ArrayList<>();
List<Element> itemClickableElements = new ArrayList<>();
// generator findViewById code in initView() method
StringBuilder initView = new StringBuilder();
if (TextUtils.isEmpty(findPre)) {
initView.append("private void initView() {\n");
} else {
initView.append("private void initView(View " + findPre + ") {\n");
}
for (Element element : mElements) {
String pre = TextUtils.isEmpty(findPre) ? "" : findPre + ".";
initView.append(
element.getFieldName()
+ " = ("
+ element.name
+ ") "
+ pre
+ "findViewById("
+ element.getFullID()
+ ");\n");
// set flag
if (element.isEditText) {
editTextElements.add(element);
}
if (element.isClickable) {
clickableElements.add(element);
}
if (element.isItemClickable) {
itemClickableElements.add(element);
}
}
// generator EditText validate code if need
StringBuilder sbEditText = new StringBuilder();
if (editTextElements.size() > 0) {
sbEditText.append("private void submit() {\n");
sbEditText.append("\t\t// validate\n");
for (Element element : editTextElements) {
// generator EditText string name
String idName = element.id;
int index = idName.lastIndexOf("_");
String name = index == -1 ? idName : idName.substring(index + 1);
if (name.equals(idName)) {
name += "String";
}
sbEditText.append("String " + name + " = " + idName + ".getText().toString().trim();\n");
sbEditText.append("if(TextUtils.isEmpty(" + name + ")) {\n");
// 提示的toast为EditText的hint文字,无hint时格式为"name不能为空"
String emptyTint = name + "不能为空";
String hint = element.xml.getAttributeValue("android:hint");
if (!TextUtils.isEmpty(hint) && !hint.startsWith("@string")) {
emptyTint = hint;
}
sbEditText.append(
"Toast.makeText("
+ contextName
+ ", \""
+ emptyTint
+ "\", Toast.LENGTH_SHORT).show();\n");
sbEditText.append("return;\n");
sbEditText.append("}\n");
sbEditText.append("\n");
}
sbEditText.append("\t\t// TODO validate success, do something\n");
sbEditText.append("\n\n}\n");
}
// generator clickable code if need
StringBuilder sbClickable = new StringBuilder();
if (clickableElements.size() > 0) {
// let class implement OnClickListener
PsiReferenceList implementsList = mClass.getImplementsList();
if (implementsList != null) {
PsiJavaCodeReferenceElement[] referenceElements = implementsList.getReferenceElements();
boolean hasImpl = false;
for (PsiJavaCodeReferenceElement re : referenceElements) {
hasImpl = re.getText().contains("OnClickListener");
}
// add implement if not exist
if (!hasImpl) {
PsiJavaCodeReferenceElement pjcre =
mFactory.createReferenceElementByFQClassName(
"android.view.View.OnClickListener", mClass.getResolveScope());
implementsList.add(pjcre);
}
}
initView.append("\n");
sbClickable
.append("@Override public void onClick(View v) {\n")
.append("switch (v.getId()) {\n");
for (Element element : clickableElements) {
// generator setOnClickListener code in initView()
initView.append(element.getFieldName() + ".setOnClickListener(this);\n");
// generator override public void onClick(View v) method
sbClickable.append("case " + element.getFullID() + " :\n\nbreak;\n");
}
sbClickable.append("}\n}");
}
// generator itemClickable code if need
for (Element element : itemClickableElements) {
// generator setOnClickListener code in initView()
initView.append(
element.getFieldName()
+ ".setOnItemClickListener(new AdapterView.OnItemClickListener() {\n");
initView.append("@Override\n");
initView.append(
"public void onItemClick(AdapterView<?> parent, View view, int position, long id) {\n\n");
initView.append("}\n");
initView.append("});\n");
}
initView.append("}\n");
PsiMethod[] initViewMethods = mClass.findMethodsByName("initView", false);
if (initViewMethods.length > 0 && initViewMethods[0].getBody() != null) {
// already have method
// append non-repeated field
PsiCodeBlock initViewMethodBody = initViewMethods[0].getBody();
for (Element element : mElements) {
// append findViewById
String pre = TextUtils.isEmpty(findPre) ? "" : findPre + ".";
String s2 =
element.getFieldName()
+ " = ("
+ element.name
+ ") "
+ pre
+ "findViewById("
+ element.getFullID()
+ ");";
initViewMethodBody.add(mFactory.createStatementFromText(s2, initViewMethods[0]));
// append setOnClickListener
String s1 = element.getFieldName() + ".setOnClickListener(this);";
initViewMethodBody.add(mFactory.createStatementFromText(s1, initViewMethods[0]));
}
} else {
// new method
mClass.add(mFactory.createMethodFromText(initView.toString(), mClass));
}
if (clickableElements.size() > 0) {
PsiMethod[] onClickMethods = mClass.findMethodsByName("onClick", false);
if (onClickMethods.length > 0 && onClickMethods[0].getBody() != null) {
// already have method
// append non-repeated field
PsiCodeBlock onClickMethodBody = onClickMethods[0].getBody();
for (PsiElement element : onClickMethodBody.getChildren()) {
if (element instanceof PsiSwitchStatement) {
PsiSwitchStatement switchStatement = (PsiSwitchStatement) element;
PsiCodeBlock body = switchStatement.getBody();
if (body != null) {
for (Element clickableElement : clickableElements) {
String caseStr = "case " + clickableElement.getFullID() + " :";
body.add(mFactory.createStatementFromText(caseStr, body));
body.add(mFactory.createStatementFromText("break;", body));
}
}
break;
}
}
} else {
// new method
mClass.add(mFactory.createMethodFromText(sbClickable.toString(), mClass));
}
}
if (editTextElements.size() > 0) {
mClass.add(mFactory.createMethodFromText(sbEditText.toString(), mClass));
}
}
