com.sun.tools.javac.comp.AttrContext Maven / Gradle / Ivy
/*
* Copyright 1999-2006 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package com.sun.tools.javac.comp;
import com.sun.tools.javac.util.*;
import com.sun.tools.javac.code.*;
/** Contains information specific to the attribute and enter
* passes, to be used in place of the generic field in environments.
*
* This is NOT part of any API supported by Sun Microsystems. If
* you write code that depends on this, you do so at your own risk.
* This code and its internal interfaces are subject to change or
* deletion without notice.
*/
@Version("@(#)AttrContext.java 1.32 07/05/05")
public class AttrContext {
/** The scope of local symbols.
*/
Scope scope = null;
/** The number of enclosing `static' modifiers.
*/
int staticLevel = 0;
/** Is this an environment for a this(...) or super(...) call?
*/
boolean isSelfCall = false;
/** Are we evaluating the selector of a `super' or type name?
*/
boolean selectSuper = false;
/** Are arguments to current function applications boxed into an array for varargs?
*/
boolean varArgs = false;
/** A list of type variables that are all-quantifed in current context.
*/
List tvars = List.nil();
/** A record of the lint/SuppressWarnings currently in effect
*/
Lint lint;
/** Duplicate this context, replacing scope field and copying all others.
*/
AttrContext dup(Scope scope) {
AttrContext info = new AttrContext();
info.scope = scope;
info.staticLevel = staticLevel;
info.isSelfCall = isSelfCall;
info.selectSuper = selectSuper;
info.varArgs = varArgs;
info.tvars = tvars;
info.lint = lint;
return info;
}
/** Duplicate this context, copying all fields.
*/
AttrContext dup() {
return dup(scope);
}
public Iterable getLocalElements() {
if (scope == null)
return List.nil();
return scope.getElements();
}
public String toString() {
return "AttrContext[" + scope.toString() + "]";
}
}