Java ElementKind.isField方法代碼示例

import javax.lang.model.element.ElementKind; //導入方法依賴的package包/類
/**
 * 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;
}
 

import javax.lang.model.element.ElementKind; //導入方法依賴的package包/類
@Override
public HelpCtx getHelpCtx() {
    String postfix;
    if (handle==null) {
        postfix = ".JavaPackage";//NOI18N
    } else {
        ElementHandle elHandle = handle.getElementHandle();
        if (elHandle == null) {
            postfix = "";
        } else {
            ElementKind k = elHandle.getKind();

            if (k == null) {
                postfix = "";
            } else if (k.isClass() || k.isInterface()) {
                postfix = ".JavaClass";//NOI18N
            } else if (k == ElementKind.METHOD) {
                postfix = ".Method";//NOI18N
            } else if (k.isField()) {
                postfix = ".Field";//NOI18N
            } else {
                postfix = "";
            }
        }
    }
    
    return new HelpCtx(RenameRefactoringUI.class.getName() + postfix);
}
 

import javax.lang.model.element.ElementKind; //導入方法依賴的package包/類
/**
 * Finds the target position within the source class element.
 * In the current implementation, the target position is just below
 * the last static field of the class; if there is no static field
 * in the class, the target position is the top of the class.
 * 
 * @param  classMembers  list of all members of the class
 * @param  fields  list of the fields in the class
 * @return  target position ({@code 0}-based) of the field,
 *          or {@code -1} if the field should be added to the end
 *          of the class
 */
private int findTargetPosition(
        List<? extends javax.lang.model.element.Element> classMembers,
        List<? extends VariableElement> fields) {
    if (fields.isEmpty()) {
        return 0;
    }

    int target = 0;
    boolean skippingStaticFields = false;
    Iterator<? extends javax.lang.model.element.Element> membersIt
            = classMembers.iterator();
    for (int index = 0; membersIt.hasNext(); index++) {
        javax.lang.model.element.Element member = membersIt.next();
        ElementKind kind = member.getKind();
        if (kind.isField()
                && (kind != ElementKind.ENUM_CONSTANT)
                && member.getModifiers().contains(Modifier.STATIC)) {
            /* it is a static field - skip it! */
            skippingStaticFields = true;
        } else if (skippingStaticFields) {
            /* we were skipping all static fields - until now */
            skippingStaticFields = false;
            target = index;
        }
    }

    return !skippingStaticFields ? target : -1;
}