Copyright (c) 2000, 2013 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation
    Stephan Herrmann  - Contributions for
							bug 328281 - visibility leaks not detected when analyzing unused field in private class
							bug 382353 - [1.8][compiler] Implementation property modifiers should be accepted on default methods.
/*******************************************************************************
 * Copyright (c) 2000, 2013 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *     Stephan Herrmann <stephan@cs.tu-berlin.de> - Contributions for
 *								bug 328281 - visibility leaks not detected when analyzing unused field in private class
 *								bug 382353 - [1.8][compiler] Implementation property modifiers should be accepted on default methods.
 *******************************************************************************/
package org.eclipse.jdt.internal.compiler.lookup;

import org.eclipse.jdt.internal.compiler.ast.ASTNode;
import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;

// TODO (philippe) these should be moved to tagbits
public interface ExtraCompilerModifiers { // modifier constant
	
Bits that are depending upon ClassFileConstants (relying that classfiles only use the 16 lower bits).

Does not include ClassFileConstants.AccDeprecated and ClassFileConstants.AccAnnotationDefault! 
/**
	 * Bits that are depending upon ClassFileConstants (relying that classfiles only use the 16 lower bits).
	 * <p>
	 * Does <b>not</b> include {@link ClassFileConstants#AccDeprecated} and
	 * {@link ClassFileConstants#AccAnnotationDefault}!
	 * </p>
	 */
	final int AccJustFlag = 0xFFFF;// 16 lower bits

	final int AccDefaultMethod = ASTNode.Bit17;
	// bit18 - use by ClassFileConstants.AccAnnotationDefault
	final int AccRestrictedAccess = ASTNode.Bit19;
	final int AccFromClassFile = ASTNode.Bit20;
	final int AccDefaultAbstract = ASTNode.Bit20;
	// bit21 - use by ClassFileConstants.AccDeprecated
	final int AccDeprecatedImplicitly = ASTNode.Bit22; // record whether deprecated itself or contained by a deprecated type
	final int AccAlternateModifierProblem = ASTNode.Bit23;
	final int AccModifierProblem = ASTNode.Bit24;
	final int AccSemicolonBody = ASTNode.Bit25;
	final int AccUnresolved = ASTNode.Bit26;
	final int AccBlankFinal = ASTNode.Bit27; // for blank final variables
	final int AccIsDefaultConstructor = ASTNode.Bit27; // for default constructor
	final int AccLocallyUsed = ASTNode.Bit28; // used to diagnose unused (a) private/local members or (b) members of private classes
											  // generally set when actual usage has been detected 
											  // or, (b) when member of a private class is exposed via a non-private subclass
											  //     see https://bugs.eclipse.org/bugs/show_bug.cgi?id=328281
	final int AccVisibilityMASK = ClassFileConstants.AccPublic | ClassFileConstants.AccProtected | ClassFileConstants.AccPrivate;

	final int AccOverriding = ASTNode.Bit29; // record fact a method overrides another one
	final int AccImplementing = ASTNode.Bit30; // record fact a method implements another one (it is concrete and overrides an abstract one)
	final int AccGenericSignature = ASTNode.Bit31; // record fact a type/method/field involves generics in its signature (and need special signature attr)
}