Java Code Examples for javax.lang.model.element.ElementKind#isInterface()

private Symbol attributeParamIdentifier(TreePath path, DCParam ptag) {
    Symbol javadocSymbol = getElement(path);
    if (javadocSymbol == null)
        return null;
    ElementKind kind = javadocSymbol.getKind();
    List<? extends Symbol> params = List.nil();
    if (kind == ElementKind.METHOD || kind == ElementKind.CONSTRUCTOR) {
        MethodSymbol ee = (MethodSymbol) javadocSymbol;
        params = ptag.isTypeParameter()
                ? ee.getTypeParameters()
                : ee.getParameters();
    } else if (kind.isClass() || kind.isInterface()) {
        ClassSymbol te = (ClassSymbol) javadocSymbol;
        params = te.getTypeParameters();
    }

    for (Symbol param : params) {
        if (param.getSimpleName() == ptag.getName().getName()) {
            return param;
        }
    }
    return null;
}
 

private Symbol attributeParamIdentifier(TreePath path, DCParam ptag) {
    Symbol javadocSymbol = getElement(path);
    if (javadocSymbol == null)
        return null;
    ElementKind kind = javadocSymbol.getKind();
    List<? extends Symbol> params = List.nil();
    if (kind == ElementKind.METHOD || kind == ElementKind.CONSTRUCTOR) {
        MethodSymbol ee = (MethodSymbol) javadocSymbol;
        params = ptag.isTypeParameter()
                ? ee.getTypeParameters()
                : ee.getParameters();
    } else if (kind.isClass() || kind.isInterface()) {
        ClassSymbol te = (ClassSymbol) javadocSymbol;
        params = te.getTypeParameters();
    }

    for (Symbol param : params) {
        if (param.getSimpleName() == ptag.getName().getName()) {
            return param;
        }
    }
    return null;
}
 

/**
 * computes accessibility of members of nested classes
 * @param e member
 * @return {@code true} if the member cannot be accessed outside the outer class
 * @see <a href="http://www.netbeans.org/issues/show_bug.cgi?id=169377">169377</a>
 */
private static boolean isInaccessibleOutsideOuterClass(Element e, ElementUtilities eu) {
    Element enclosing = e.getEnclosingElement();
    boolean isStatic = e.getModifiers().contains(Modifier.STATIC);
    ElementKind kind = e.getKind();
    if (isStatic || kind.isClass() || kind.isInterface() || kind.isField()) {
        // static declaration of nested class, interface, enum, ann type, method, field
        // or inner class
        return isAnyEncloserPrivate(e);
    } else if (enclosing != null && kind == ElementKind.METHOD) {
        // final is enum, ann type and some classes
        ElementKind enclosingKind = enclosing.getKind();
        boolean isEnclosingFinal = enclosing.getModifiers().contains(Modifier.FINAL)
                // ann type is not final even if it cannot be subclassed
                || enclosingKind == ElementKind.ANNOTATION_TYPE;
        return isAnyEncloserPrivate(e) && !eu.overridesMethod((ExecutableElement) e) && !eu.implementsMethod((ExecutableElement)e) &&
                (isEnclosingFinal || !isOverriddenInsideOutermostEnclosingClass((ExecutableElement)e, eu));
    }
    return false;
}
 

private Symbol attributeParamIdentifier(TreePath path, DCParam ptag) {
    Symbol javadocSymbol = getElement(path);
    if (javadocSymbol == null)
        return null;
    ElementKind kind = javadocSymbol.getKind();
    List<? extends Symbol> params = List.nil();
    if (kind == ElementKind.METHOD || kind == ElementKind.CONSTRUCTOR) {
        MethodSymbol ee = (MethodSymbol) javadocSymbol;
        params = ptag.isTypeParameter()
                ? ee.getTypeParameters()
                : ee.getParameters();
    } else if (kind.isClass() || kind.isInterface()) {
        ClassSymbol te = (ClassSymbol) javadocSymbol;
        params = te.getTypeParameters();
    }

    for (Symbol param : params) {
        if (param.getSimpleName() == ptag.getName().getName()) {
            return param;
        }
    }
    return null;
}
 

/**
 * Checks that, if the given {@code @AutoValue} or {@code @AutoOneOf} class is nested, it is
 * static and not private. This check is not necessary for correctness, since the generated code
 * would not compile if the check fails, but it produces better error messages for the user.
 */
final void checkModifiersIfNested(TypeElement type) {
  ElementKind enclosingKind = type.getEnclosingElement().getKind();
  if (enclosingKind.isClass() || enclosingKind.isInterface()) {
    if (type.getModifiers().contains(Modifier.PRIVATE)) {
      errorReporter.abortWithError(
          type, "@%s class must not be private", simpleAnnotationName);
    } else if (Visibility.effectiveVisibilityOfElement(type).equals(Visibility.PRIVATE)) {
      // The previous case, where the class itself is private, is much commoner so it deserves
      // its own error message, even though it would be caught by the test here too.
      errorReporter.abortWithError(
          type, "@%s class must not be nested in a private class", simpleAnnotationName);
    }
    if (!type.getModifiers().contains(Modifier.STATIC)) {
      errorReporter.abortWithError(
          type, "Nested @%s class must be static", simpleAnnotationName);
    }
  }
  // In principle type.getEnclosingElement() could be an ExecutableElement (for a class
  // declared inside a method), but since RoundEnvironment.getElementsAnnotatedWith doesn't
  // return such classes we won't see them here.
}
 

private Symbol attributeParamIdentifier(TreePath path, DCParam ptag) {
    Symbol javadocSymbol = getElement(path);
    if (javadocSymbol == null)
        return null;
    ElementKind kind = javadocSymbol.getKind();
    List<? extends Symbol> params = List.nil();
    if (kind == ElementKind.METHOD || kind == ElementKind.CONSTRUCTOR) {
        MethodSymbol ee = (MethodSymbol) javadocSymbol;
        params = ptag.isTypeParameter()
                ? ee.getTypeParameters()
                : ee.getParameters();
    } else if (kind.isClass() || kind.isInterface()) {
        ClassSymbol te = (ClassSymbol) javadocSymbol;
        params = te.getTypeParameters();
    }

    for (Symbol param : params) {
        if (param.getSimpleName() == ptag.getName().getName()) {
            return param;
        }
    }
    return null;
}
 

private Symbol attributeParamIdentifier(TreePath path, DCParam ptag) {
    Symbol javadocSymbol = getElement(path);
    if (javadocSymbol == null)
        return null;
    ElementKind kind = javadocSymbol.getKind();
    List<? extends Symbol> params = List.nil();
    if (kind == ElementKind.METHOD || kind == ElementKind.CONSTRUCTOR) {
        MethodSymbol ee = (MethodSymbol) javadocSymbol;
        params = ptag.isTypeParameter()
                ? ee.getTypeParameters()
                : ee.getParameters();
    } else if (kind.isClass() || kind.isInterface()) {
        ClassSymbol te = (ClassSymbol) javadocSymbol;
        params = te.getTypeParameters();
    }

    for (Symbol param : params) {
        if (param.getSimpleName() == ptag.getName().getName()) {
            return param;
        }
    }
    return null;
}
 

private static boolean isSameKind (ElementKind k1, ElementKind k2) {
    if ((k1 == k2) ||
       (k1 == ElementKind.OTHER && (k2.isClass() || k2.isInterface())) ||     
       (k2 == ElementKind.OTHER && (k1.isClass() || k1.isInterface()))) {
        return true;
    }
    return false;
}
 

/**
 * Creates an {@link ElementHandle} representing a {@link TypeElement}.
 * @param kind the {@link ElementKind} of the {@link TypeElement},
 * allowed values are {@link ElementKind#CLASS}, {@link ElementKind#INTERFACE},
 * {@link ElementKind#ENUM} and {@link ElementKind#ANNOTATION_TYPE}.
 * @param binaryName the class binary name as specified by JLS §13.1
 * @return the created {@link ElementHandle}
 * @throws IllegalArgumentException if kind is neither class nor interface
 * @since 0.98
 */
@NonNull
public static ElementHandle<TypeElement> createTypeElementHandle(
    @NonNull final ElementKind kind,
    @NonNull final String binaryName) throws IllegalArgumentException {
    Parameters.notNull("kind", kind);   //NOI18N
    Parameters.notNull("binaryName", binaryName);   //NOI18N
    if (!kind.isClass() && !kind.isInterface()) {
        throw new IllegalArgumentException(kind.toString());
    }
    return new ElementHandle<TypeElement>(kind, binaryName);
}
 

@Nullable
public String getDescriptor(Element element) {
  ElementKind kind = element.getKind();
  if (kind.isClass() || kind.isInterface()) {
    return null;
  }
  return getType(element).getDescriptor();
}
 

@Override
public CustomRefactoringPanel getPanel(ChangeListener parent) {
    if (panel == null) {
        String suffix = "";
        if(handle != null && handle.getKind() == Tree.Kind.LABELED_STATEMENT) {
            suffix = getString("LBL_Label");
        } else if (handle != null && handle.getElementHandle() !=null) {
            ElementKind kind = handle.getElementHandle().getKind();
            if (kind!=null && (kind.isClass() || kind.isInterface())) {
                suffix  = kind.isInterface() ? getString("LBL_Interface") : getString("LBL_Class");
            } else if (kind == ElementKind.METHOD) {
                suffix = getString("LBL_Method");
            } else if (kind == ElementKind.FIELD) {
                suffix = getString("LBL_Field");
            } else if (kind == ElementKind.LOCAL_VARIABLE) {
                suffix = getString("LBL_LocalVar");
            } else if (kind == ElementKind.PACKAGE || (handle == null && fromListener)) {
                suffix = pkgRename ? getString("LBL_Package") : getString("LBL_Folder");
            } else if (kind == ElementKind.PARAMETER) {
                suffix = getString("LBL_Parameter");
            }
        }
        suffix = suffix + " " + this.oldName; // NOI18N
        panel = new RenamePanel(handle, newName, parent, NbBundle.getMessage(RenamePanel.class, "LBL_Rename") + " " + suffix, !fromListener, fromListener && !byPassPakageRename);
    }
    return panel;
}
 

private void checkModifiersIfNested(TypeElement type) {
    ElementKind enclosingKind = type.getEnclosingElement().getKind();
    if (enclosingKind.isClass() || enclosingKind.isInterface()) {
        if (type.getModifiers().contains(PRIVATE)) {
            mErrorReporter.abortWithError("@AutoParcel class must not be private", type);
        }
        if (!type.getModifiers().contains(STATIC)) {
            mErrorReporter.abortWithError("Nested @AutoParcel class must be static", type);
        }
    }
    // In principle type.getEnclosingElement() could be an ExecutableElement (for a class
    // declared inside a method), but since RoundEnvironment.getElementsAnnotatedWith doesn't
    // return such classes we won't see them here.
}
 

public TypeElement getEnclosingTypeElement(Element e) {
    if (e.getKind() == ElementKind.PACKAGE)
        return null;
    Element encl = e.getEnclosingElement();
    ElementKind kind = encl.getKind();
    if (kind == ElementKind.PACKAGE)
        return null;
    while (!(kind.isClass() || kind.isInterface())) {
        encl = encl.getEnclosingElement();
    }
    return (TypeElement)encl;
}
 

static boolean isTestable(TypeElement typeDeclElement) {
    ElementKind elemKind = typeDeclElement.getKind();
    return (elemKind != ElementKind.ANNOTATION_TYPE)
           && (elemKind.isClass()|| elemKind.isInterface());
}
 

@Override
public <T> void search (
        @NonNull final ElementHandle<?> element,
        @NonNull final Set<? extends UsageType> usageType,
        @NonNull final Set<? extends ClassIndex.SearchScopeType> scope,
        @NonNull final Convertor<? super Document, T> convertor,
        @NonNull final Set<? super T> result) throws InterruptedException, IOException {
    Parameters.notNull("element", element); //NOI18N
    Parameters.notNull("usageType", usageType); //NOI18N
    Parameters.notNull("scope", scope); //NOI18N
    Parameters.notNull("convertor", convertor); //NOI18N
    Parameters.notNull("result", result);   //NOI18N
    final Pair<Convertor<? super Document, T>,Index> ctu = indexPath.getPatch(convertor);
    try {
        final String binaryName = SourceUtils.getJVMSignature(element)[0];
        final ElementKind kind = element.getKind();
        if (kind == ElementKind.PACKAGE) {
            IndexManager.priorityAccess(() -> {
                final Query q = QueryUtil.scopeFilter(
                        QueryUtil.createPackageUsagesQuery(binaryName,usageType,Occur.SHOULD),
                        scope);
                if (q != null) {
                    index.query(result, ctu.first(), DocumentUtil.declaredTypesFieldSelector(false, false), cancel.get(), q);
                    if (ctu.second() != null) {
                        ctu.second().query(result, convertor, DocumentUtil.declaredTypesFieldSelector(false, false), cancel.get(), q);
                    }
                }
                return null;
            });
        } else if (kind.isClass() ||
                   kind.isInterface() ||
                   kind == ElementKind.OTHER) {
            if (BinaryAnalyser.OBJECT.equals(binaryName)) {
                getDeclaredElements(
                    "", //NOI18N
                    ClassIndex.NameKind.PREFIX,
                    scope,
                    DocumentUtil.declaredTypesFieldSelector(false, false),
                    convertor,
                    result);
            } else {
                IndexManager.priorityAccess(() -> {
                    final Query usagesQuery = QueryUtil.scopeFilter(
                            QueryUtil.createUsagesQuery(binaryName, usageType, Occur.SHOULD),
                            scope);
                    if (usagesQuery != null) {
                        index.query(result, ctu.first(), DocumentUtil.declaredTypesFieldSelector(false, false), cancel.get(), usagesQuery);
                        if (ctu.second() != null) {
                            ctu.second().query(result, convertor, DocumentUtil.declaredTypesFieldSelector(false, false), cancel.get(), usagesQuery);
                        }
                    }
                    return null;
                });
            }
        } else {
            throw new IllegalArgumentException(element.toString());
        }
    } catch (IOException ioe) {
        this.<Void,IOException>handleException(null, ioe, root);
    }
}
 

public boolean passes(TypeElement topClass,
                      CompilationInfo compInfo) {
    ElementKind elemKind = topClass.getKind();
    return (elemKind != ElementKind.ANNOTATION_TYPE)
           && (elemKind.isClass()|| elemKind.isInterface());
}
 

public boolean passes(TypeElement topClass,
                      CompilationInfo compInfo) {
    ElementKind elemKind = topClass.getKind();
    return (elemKind != ElementKind.ANNOTATION_TYPE)
           && (elemKind.isClass()|| elemKind.isInterface());
}
 

public static boolean isTypeElement(Element e) {
  ElementKind kind = e.getKind();
  return kind.isClass() || kind.isInterface();
}
 

public static boolean isInterface(TypeMirror t) {
  ElementKind kind = getDeclaredTypeKind(t);
  return kind != null ? kind.isInterface() : false;
}
 

ValidationReport<TypeElement> validate(TypeElement element) {
  ValidationReport.Builder<TypeElement> builder = ValidationReport.about(element);
  if (element.getKind() != ElementKind.CLASS) {
    builder.addError(ErrorMessages.ADAPTER_MUST_BE_CLASS);
  }
  if (element.getModifiers().contains(Modifier.ABSTRACT)) {
    builder.addError(ErrorMessages.ADAPTER_IS_ABSTRACT);
  }
  if (Visibility.ofElement(element) != Visibility.PUBLIC) {
    builder.addError(ErrorMessages.ADAPTER_MUST_BE_PUBLIC);
  } else if (Visibility.effectiveVisibilityOfElement(element) != Visibility.PUBLIC) {
    builder.addError(ErrorMessages.ADAPTER_VISIBILITY_RESTRICTED);
  }
  ElementKind enclosingKind = element.getEnclosingElement().getKind();
  if (enclosingKind.isClass() || enclosingKind.isInterface()) {
    if (!element.getModifiers().contains(Modifier.STATIC)) {
      builder.addError(ErrorMessages.NESTED_ADAPTER_MUST_BE_STATIC);
    }
  }
  TypeMirror adaptedType = Utils.getAdaptedType(elements, types, asDeclared(element.asType()));
  if (Utils.isRawType(adaptedType)) {
    builder.addError(ErrorMessages.ADAPTER_TYPE_ARGUMENT_HAS_RAW_TYPE);
  } else if (Utils.containsWildcards(adaptedType)) {
    builder.addError(ErrorMessages.ADAPTER_TYPE_ARGUMENT_HAS_WILDCARDS);
  } else {
    List<TypeParameterElement> missingParameters = findMissingParameters(element, adaptedType);
    for (TypeParameterElement missingParameter : missingParameters) {
      builder.addError(
          String.format(
              ErrorMessages.ADAPTER_TYPE_ARGUMENT_MISSING_PARAMETER,
              missingParameter.getSimpleName().toString()),
          missingParameter);
    }
  }

  ExecutableElement mainConstructor = Utils.findLargestPublicConstructor(element);
  if (mainConstructor != null) {
    builder.addSubreport(validateConstructor(mainConstructor));
  } else if (adaptedType != null) {
    if (!Utils.isSingletonAdapter(elements, types, element, adaptedType)) {
      builder.addError(ErrorMessages.ADAPTER_MUST_HAVE_PUBLIC_CONSTRUCTOR);
    }
  }
  return builder.build();
}