aoqi@0: /*
aoqi@0:  * Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: package com.sun.tools.javap;
aoqi@0: 
aoqi@0: import java.util.EnumSet;
aoqi@0: import java.util.HashSet;
aoqi@0: import java.util.Set;
aoqi@0: 
aoqi@0: import com.sun.tools.classfile.AccessFlags;
aoqi@0: 
aoqi@0: /*
aoqi@0:  *  Provides access to javap's options, set via the command line
aoqi@0:  *  or JSR 199 API.
aoqi@0:  *  <p><b>This is NOT part of any supported API.
aoqi@0:  *  If you write code that depends on this, you do so at your own risk.
aoqi@0:  *  This code and its internal interfaces are subject to change or
aoqi@0:  *  deletion without notice.</b>
aoqi@0:  */
aoqi@0: public class Options {
aoqi@0:     public static Options instance(Context context) {
aoqi@0:         Options instance = context.get(Options.class);
aoqi@0:         if (instance == null)
aoqi@0:             instance = new Options(context);
aoqi@0:         return instance;
aoqi@0:     }
aoqi@0: 
aoqi@0:     protected Options(Context context) {
aoqi@0:         context.put(Options.class, this);
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Checks access of class, field or method.
aoqi@0:      */
aoqi@0:     public boolean checkAccess(AccessFlags flags){
aoqi@0: 
aoqi@0:         boolean isPublic = flags.is(AccessFlags.ACC_PUBLIC);
aoqi@0:         boolean isProtected = flags.is(AccessFlags.ACC_PROTECTED);
aoqi@0:         boolean isPrivate = flags.is(AccessFlags.ACC_PRIVATE);
aoqi@0:         boolean isPackage = !(isPublic || isProtected || isPrivate);
aoqi@0: 
aoqi@0:         if ((showAccess == AccessFlags.ACC_PUBLIC) && (isProtected || isPrivate || isPackage))
aoqi@0:             return false;
aoqi@0:         else if ((showAccess == AccessFlags.ACC_PROTECTED) && (isPrivate || isPackage))
aoqi@0:             return false;
aoqi@0:         else if ((showAccess == 0) && (isPrivate))
aoqi@0:             return false;
aoqi@0:         else
aoqi@0:             return true;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public boolean help;
aoqi@0:     public boolean verbose;
aoqi@0:     public boolean version;
aoqi@0:     public boolean fullVersion;
aoqi@0:     public boolean showFlags;
aoqi@0:     public boolean showLineAndLocalVariableTables;
aoqi@0:     public int showAccess;
aoqi@0:     public Set<String> accessOptions = new HashSet<String>();
aoqi@0:     public Set<InstructionDetailWriter.Kind> details = EnumSet.noneOf(InstructionDetailWriter.Kind.class);
aoqi@0:     public boolean showDisassembled;
aoqi@0:     public boolean showDescriptors;
aoqi@0:     public boolean showAllAttrs;
aoqi@0:     public boolean showConstants;
aoqi@0:     public boolean sysInfo;
aoqi@0:     public boolean showInnerClasses;
aoqi@0:     public int indentWidth = 2;   // #spaces per indentWidth level; must be > 0
aoqi@0:     public int tabColumn = 40;    // column number for comments; must be > 0
aoqi@0: }