use of com.github.antlrjavaparser.api.TypeParameter in project spring-roo by spring-projects.
the class JavaParserUtils method getJavaType.
/**
* Resolves the effective {@link JavaType} a
* {@link ClassOrInterfaceDeclaration} represents, including any type
* parameters.
*
* @param compilationUnitServices for package management (required)
* @param typeDeclaration the type declaration to resolve (required)
* @return the effective Java type (never null)
*/
public static JavaType getJavaType(final CompilationUnitServices compilationUnitServices, final TypeDeclaration typeDeclaration) {
Validate.notNull(compilationUnitServices, "Compilation unit services required");
Validate.notNull(typeDeclaration, "Type declaration required");
// Convert the ClassOrInterfaceDeclaration name into a JavaType
final NameExpr nameExpr = getNameExpr(typeDeclaration.getName());
final JavaType effectiveType = getJavaType(compilationUnitServices, nameExpr, null);
final List<JavaType> parameterTypes = new ArrayList<JavaType>();
if (typeDeclaration instanceof ClassOrInterfaceDeclaration) {
final ClassOrInterfaceDeclaration clazz = (ClassOrInterfaceDeclaration) typeDeclaration;
// Populate JavaType with type parameters
final List<TypeParameter> typeParameters = clazz.getTypeParameters();
if (typeParameters != null) {
final Set<JavaSymbolName> locatedTypeParameters = new HashSet<JavaSymbolName>();
for (final TypeParameter candidate : typeParameters) {
final JavaSymbolName currentTypeParam = new JavaSymbolName(candidate.getName());
locatedTypeParameters.add(currentTypeParam);
JavaType javaType = null;
if (candidate.getTypeBound() == null) {
javaType = new JavaType(OBJECT.getFullyQualifiedTypeName(), 0, DataType.TYPE, currentTypeParam, null);
} else {
final ClassOrInterfaceType cit = candidate.getTypeBound().get(0);
javaType = JavaParserUtils.getJavaTypeNow(compilationUnitServices, cit, locatedTypeParameters);
javaType = new JavaType(javaType.getFullyQualifiedTypeName(), javaType.getArray(), javaType.getDataType(), currentTypeParam, javaType.getParameters());
}
parameterTypes.add(javaType);
}
}
}
return new JavaType(effectiveType.getFullyQualifiedTypeName(), effectiveType.getArray(), effectiveType.getDataType(), null, parameterTypes);
}
use of com.github.antlrjavaparser.api.TypeParameter in project spring-roo by spring-projects.
the class JavaParserTypeParsingService method updateOutput.
/**
* Appends the presented class to the end of the presented body
* declarations. The body declarations appear within the presented
* compilation unit. This is used to progressively build inner types.
*
* @param compilationUnit the work-in-progress compilation unit (required)
* @param enclosingCompilationUnitServices
* @param cid the new class to add (required)
* @param parent the class body declarations a subclass should be added to
* (may be null, which denotes a top-level type within the
* compilation unit)
*/
private void updateOutput(final CompilationUnit compilationUnit, CompilationUnitServices enclosingCompilationUnitServices, final ClassOrInterfaceTypeDetails cid, final List<BodyDeclaration> parent) {
// Append the new imports this class declares
Validate.notNull(compilationUnit.getImports(), "Compilation unit imports should be non-null when producing type '%s'", cid.getName());
for (final ImportMetadata importType : cid.getRegisteredImports()) {
ImportDeclaration importDeclaration;
if (!importType.isAsterisk()) {
NameExpr typeToImportExpr;
if (importType.getImportType().getEnclosingType() == null) {
typeToImportExpr = new QualifiedNameExpr(new NameExpr(importType.getImportType().getPackage().getFullyQualifiedPackageName()), importType.getImportType().getSimpleTypeName());
} else {
typeToImportExpr = new QualifiedNameExpr(new NameExpr(importType.getImportType().getEnclosingType().getFullyQualifiedTypeName()), importType.getImportType().getSimpleTypeName());
}
importDeclaration = new ImportDeclaration(typeToImportExpr, importType.isStatic(), false);
} else {
importDeclaration = new ImportDeclaration(new NameExpr(importType.getImportPackage().getFullyQualifiedPackageName()), importType.isStatic(), importType.isAsterisk());
}
JavaParserCommentMetadataBuilder.updateCommentsToJavaParser(importDeclaration, importType.getCommentStructure());
compilationUnit.getImports().add(importDeclaration);
}
// Create a class or interface declaration to represent this actual type
final int javaParserModifier = JavaParserUtils.getJavaParserModifier(cid.getModifier());
TypeDeclaration typeDeclaration;
ClassOrInterfaceDeclaration classOrInterfaceDeclaration;
// Implements handling
final List<ClassOrInterfaceType> implementsList = new ArrayList<ClassOrInterfaceType>();
for (final JavaType current : cid.getImplementsTypes()) {
implementsList.add(JavaParserUtils.getResolvedName(cid.getName(), current, compilationUnit));
}
if (cid.getPhysicalTypeCategory() == PhysicalTypeCategory.INTERFACE || cid.getPhysicalTypeCategory() == PhysicalTypeCategory.CLASS) {
final boolean isInterface = cid.getPhysicalTypeCategory() == PhysicalTypeCategory.INTERFACE;
if (parent == null) {
// Top level type
typeDeclaration = new ClassOrInterfaceDeclaration(javaParserModifier, isInterface, cid.getName().getNameIncludingTypeParameters().replace(cid.getName().getPackage().getFullyQualifiedPackageName() + ".", ""));
classOrInterfaceDeclaration = (ClassOrInterfaceDeclaration) typeDeclaration;
} else {
// Inner type
typeDeclaration = new ClassOrInterfaceDeclaration(javaParserModifier, isInterface, cid.getName().getSimpleTypeName());
classOrInterfaceDeclaration = (ClassOrInterfaceDeclaration) typeDeclaration;
if (cid.getName().getParameters().size() > 0) {
classOrInterfaceDeclaration.setTypeParameters(new ArrayList<TypeParameter>());
for (final JavaType param : cid.getName().getParameters()) {
NameExpr pNameExpr = JavaParserUtils.importTypeIfRequired(cid.getName(), compilationUnit.getImports(), param);
final String tempName = StringUtils.replace(pNameExpr.toString(), param.getArgName() + " extends ", "", 1);
pNameExpr = new NameExpr(tempName);
final ClassOrInterfaceType pResolvedName = JavaParserUtils.getClassOrInterfaceType(pNameExpr);
classOrInterfaceDeclaration.getTypeParameters().add(new TypeParameter(param.getArgName().getSymbolName(), Collections.singletonList(pResolvedName)));
}
}
}
// Superclass handling
final List<ClassOrInterfaceType> extendsList = new ArrayList<ClassOrInterfaceType>();
for (final JavaType current : cid.getExtendsTypes()) {
if (!OBJECT.equals(current)) {
extendsList.add(JavaParserUtils.getResolvedName(cid.getName(), current, compilationUnit));
}
}
if (extendsList.size() > 0) {
classOrInterfaceDeclaration.setExtends(extendsList);
}
// Implements handling
if (implementsList.size() > 0) {
classOrInterfaceDeclaration.setImplements(implementsList);
}
} else {
typeDeclaration = new EnumDeclaration(javaParserModifier, cid.getName().getSimpleTypeName());
}
typeDeclaration.setMembers(new ArrayList<BodyDeclaration>());
Validate.notNull(typeDeclaration.getName(), "Missing type declaration name for '%s'", cid.getName());
// If adding a new top-level type, must add it to the compilation unit
// types
Validate.notNull(compilationUnit.getTypes(), "Compilation unit types must not be null when attempting to add '%s'", cid.getName());
if (parent == null) {
// Top-level class
compilationUnit.getTypes().add(typeDeclaration);
} else {
// Inner class
parent.add(typeDeclaration);
}
// CompilationUnitServices needs to be created
if (enclosingCompilationUnitServices == null) {
// Create a compilation unit so that we can use JavaType*Metadata
// static methods directly
enclosingCompilationUnitServices = new CompilationUnitServices() {
@Override
public JavaPackage getCompilationUnitPackage() {
return cid.getName().getPackage();
}
@Override
public JavaType getEnclosingTypeName() {
return cid.getName();
}
@Override
public List<ImportDeclaration> getImports() {
return compilationUnit.getImports();
}
@Override
public List<TypeDeclaration> getInnerTypes() {
return compilationUnit.getTypes();
}
@Override
public PhysicalTypeCategory getPhysicalTypeCategory() {
return cid.getPhysicalTypeCategory();
}
};
}
final CompilationUnitServices finalCompilationUnitServices = enclosingCompilationUnitServices;
// A hybrid CompilationUnitServices must be provided that references the
// enclosing types imports and package
final CompilationUnitServices compilationUnitServices = new CompilationUnitServices() {
@Override
public JavaPackage getCompilationUnitPackage() {
return finalCompilationUnitServices.getCompilationUnitPackage();
}
@Override
public JavaType getEnclosingTypeName() {
return cid.getName();
}
@Override
public List<ImportDeclaration> getImports() {
return finalCompilationUnitServices.getImports();
}
@Override
public List<TypeDeclaration> getInnerTypes() {
return compilationUnit.getTypes();
}
@Override
public PhysicalTypeCategory getPhysicalTypeCategory() {
return cid.getPhysicalTypeCategory();
}
};
// Add type annotations
final List<AnnotationExpr> annotations = new ArrayList<AnnotationExpr>();
typeDeclaration.setAnnotations(annotations);
for (final AnnotationMetadata candidate : cid.getAnnotations()) {
JavaParserAnnotationMetadataBuilder.addAnnotationToList(compilationUnitServices, annotations, candidate);
}
// ROO-3834: Generating default Javadoc inside class if class doesn't contains JavaDoc
List<Comment> classComments = compilationUnit.getComments();
if (classComments == null || classComments.isEmpty()) {
CommentStructure defaultCommentStructure = new CommentStructure();
String defaultComment = "= ".concat(cid.getType().getSimpleTypeName()).concat("\n \nTODO Auto-generated class documentation");
defaultCommentStructure.addComment(new JavadocComment(defaultComment), CommentLocation.BEGINNING);
if (annotations.isEmpty()) {
JavaParserCommentMetadataBuilder.updateCommentsToJavaParser(typeDeclaration, defaultCommentStructure);
} else {
// If exists some annotation, include comment before the existing annotations
AnnotationExpr firstAnnotation = annotations.get(0);
JavaParserCommentMetadataBuilder.updateCommentsToJavaParser(firstAnnotation, defaultCommentStructure);
}
}
// Add enum constants and interfaces
if (typeDeclaration instanceof EnumDeclaration && cid.getEnumConstants().size() > 0) {
final EnumDeclaration enumDeclaration = (EnumDeclaration) typeDeclaration;
final List<EnumConstantDeclaration> constants = new ArrayList<EnumConstantDeclaration>();
enumDeclaration.setEntries(constants);
for (final JavaSymbolName constant : cid.getEnumConstants()) {
addEnumConstant(constants, constant);
}
// Implements handling
if (implementsList.size() > 0) {
enumDeclaration.setImplements(implementsList);
}
}
// Add fields
for (final FieldMetadata candidate : cid.getDeclaredFields()) {
JavaParserFieldMetadataBuilder.addField(compilationUnitServices, typeDeclaration.getMembers(), candidate);
}
// Add constructors
for (final ConstructorMetadata candidate : cid.getDeclaredConstructors()) {
JavaParserConstructorMetadataBuilder.addConstructor(compilationUnitServices, typeDeclaration.getMembers(), candidate, null);
}
// Add methods
for (final MethodMetadata candidate : cid.getDeclaredMethods()) {
JavaParserMethodMetadataBuilder.addMethod(compilationUnitServices, typeDeclaration.getMembers(), candidate, null);
}
// Add inner types
for (final ClassOrInterfaceTypeDetails candidate : cid.getDeclaredInnerTypes()) {
updateOutput(compilationUnit, compilationUnitServices, candidate, typeDeclaration.getMembers());
}
final HashSet<String> imported = new HashSet<String>();
final ArrayList<ImportDeclaration> imports = new ArrayList<ImportDeclaration>();
for (final ImportDeclaration importDeclaration : compilationUnit.getImports()) {
JavaPackage importPackage = null;
JavaType importType = null;
if (importDeclaration.isAsterisk()) {
importPackage = new JavaPackage(importDeclaration.getName().toString());
} else {
importType = new JavaType(importDeclaration.getName().toString());
importPackage = importType.getPackage();
}
if (importPackage.equals(cid.getName().getPackage()) && importDeclaration.isAsterisk()) {
continue;
}
if (importPackage.equals(cid.getName().getPackage()) && importType != null && importType.getEnclosingType() == null) {
continue;
}
if (importType != null && importType.equals(cid.getName())) {
continue;
}
if (!imported.contains(importDeclaration.getName().toString())) {
imports.add(importDeclaration);
imported.add(importDeclaration.getName().toString());
}
}
Collections.sort(imports, new Comparator<ImportDeclaration>() {
@Override
public int compare(final ImportDeclaration importDeclaration, final ImportDeclaration importDeclaration1) {
return importDeclaration.getName().toString().compareTo(importDeclaration1.getName().toString());
}
});
compilationUnit.setImports(imports);
}
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