1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package com.sun.tools.jextract.tree; 24 25 import java.util.Optional; 26 import jdk.internal.clang.Cursor; 27 import jdk.internal.clang.CursorKind; 28 29 public class FieldTree extends Tree { 30 FieldTree(Cursor c) { 31 this(c, c.spelling()); 32 } 33 34 private FieldTree(Cursor c, String name) { 35 super(c, name); 36 } 37 38 @Override 39 public FieldTree withName(String newName) { 40 return name().equals(newName)? this : new FieldTree(cursor(), newName); 41 } 42 43 @Override 44 public <R,D> R accept(TreeVisitor<R,D> visitor, D data) { 45 return visitor.visitField(this, data); 46 } 47 48 public boolean isBitField() { 49 return cursor().isBitField(); 50 } 51 52 public Optional<Integer> bitFieldWidth() { 53 return isBitField()? Optional.of(cursor().getBitFieldWidth()) : Optional.empty(); 54 } 55 56 public boolean isEnumConstant() { 57 return cursor().kind() == CursorKind.EnumConstantDecl; 58 } 59 60 public Optional<Long> enumConstant() { 61 return isEnumConstant()? Optional.of(cursor().getEnumConstantValue()) : Optional.empty(); 62 } 63 }