use of com.intellij.refactoring.typeMigration.TypeMigrationRules in project intellij-community by JetBrains.
the class TypeMigrationTestBase method performAction.
private void performAction(String className, String rootDir, RulesProvider provider) throws Exception {
PsiClass aClass = myJavaFacade.findClass(className, GlobalSearchScope.allScope(getProject()));
assertNotNull("Class " + className + " not found", aClass);
final PsiElement[] migrationElements = provider.victims(aClass);
final PsiType migrationType = provider.migrationType(migrationElements[0]);
final TypeMigrationRules rules = new TypeMigrationRules();
rules.setBoundScope(new LocalSearchScope(aClass.getContainingFile()));
final TestTypeMigrationProcessor pr = new TestTypeMigrationProcessor(getProject(), migrationElements, migrationType, rules);
final UsageInfo[] usages = pr.findUsages();
final String report = pr.getLabeler().getMigrationReport();
WriteCommandAction.runWriteCommandAction(null, () -> pr.performRefactoring(usages));
String itemName = className + ".items";
String patternName = getTestDataPath() + getTestRoot() + getTestName(true) + "/after/" + itemName;
File patternFile = new File(patternName);
if (!patternFile.exists()) {
PrintWriter writer = new PrintWriter(new FileOutputStream(patternFile));
try {
writer.print(report);
writer.close();
} finally {
writer.close();
}
System.out.println("Pattern not found, file " + patternName + " created.");
LocalFileSystem.getInstance().refreshAndFindFileByIoFile(patternFile);
}
File graFile = new File(FileUtil.getTempDirectory() + File.separator + rootDir + File.separator + itemName);
PrintWriter writer = new PrintWriter(new FileOutputStream(graFile));
try {
writer.print(report);
writer.close();
} finally {
writer.close();
}
LocalFileSystem.getInstance().refreshAndFindFileByIoFile(graFile);
FileDocumentManager.getInstance().saveAllDocuments();
}
use of com.intellij.refactoring.typeMigration.TypeMigrationRules in project intellij-community by JetBrains.
the class ExtractEnumProcessor method findEnumConstantUsages.
public List<FixableUsageInfo> findEnumConstantUsages(List<FixableUsageInfo> fieldUsages) {
final List<FixableUsageInfo> result = new ArrayList<>();
if (!myEnumConstants.isEmpty()) {
final Set<PsiSwitchStatement> switchStatements = new HashSet<>();
for (UsageInfo usage : fieldUsages) {
if (usage instanceof ReplaceStaticVariableAccess) {
final PsiElement element = usage.getElement();
final PsiSwitchStatement switchStatement = PsiTreeUtil.getParentOfType(element, PsiSwitchStatement.class);
if (switchStatement != null) {
switchStatements.add(switchStatement);
}
}
}
final PsiConstantEvaluationHelper evaluationHelper = JavaPsiFacade.getInstance(myProject).getConstantEvaluationHelper();
final Set<Object> enumValues = new HashSet<>();
for (PsiField enumConstant : myEnumConstants) {
enumValues.add(evaluationHelper.computeConstantExpression(enumConstant.getInitializer()));
}
final PsiType enumValueType = myEnumConstants.get(0).getType();
for (PsiSwitchStatement switchStatement : switchStatements) {
final PsiStatement errStatement = EnumConstantsUtil.isEnumSwitch(switchStatement, enumValueType, enumValues);
if (errStatement != null) {
String description = null;
if (errStatement instanceof PsiSwitchLabelStatement) {
final PsiExpression caseValue = ((PsiSwitchLabelStatement) errStatement).getCaseValue();
if (caseValue != null) {
description = caseValue.getText() + " can not be replaced with enum";
}
}
result.add(new ConflictUsageInfo(errStatement, description));
} else {
final PsiExpression expression = switchStatement.getExpression();
if (expression instanceof PsiReferenceExpression) {
final PsiElement element = ((PsiReferenceExpression) expression).resolve();
if (element != null) {
if (!element.getManager().isInProject(element)) {
result.add(new ConflictUsageInfo(expression, StringUtil.capitalize(RefactoringUIUtil.getDescription(element, false)) + " is out of project"));
}
}
} else {
result.add(new ConflictUsageInfo(expression, null));
}
}
}
final TypeMigrationRules rules = new TypeMigrationRules();
rules.addConversionDescriptor(new EnumTypeConversionRule(myEnumConstants));
rules.setBoundScope(GlobalSearchScope.projectScope(myProject));
myTypeMigrationProcessor = new TypeMigrationProcessor(myProject, PsiUtilCore.toPsiElementArray(myEnumConstants), Functions.<PsiElement, PsiType>constant(JavaPsiFacade.getElementFactory(myProject).createType(myClass)), rules);
for (UsageInfo usageInfo : myTypeMigrationProcessor.findUsages()) {
final PsiElement migrateElement = usageInfo.getElement();
if (migrateElement instanceof PsiField) {
final PsiField enumConstantField = (PsiField) migrateElement;
if (enumConstantField.hasModifierProperty(PsiModifier.STATIC) && enumConstantField.hasModifierProperty(PsiModifier.FINAL) && enumConstantField.hasInitializer() && !myEnumConstants.contains(enumConstantField)) {
continue;
}
}
result.add(new EnumTypeMigrationUsageInfo(usageInfo));
}
}
return result;
}
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