/*
* Copyright (c) 2014, Oracle and/or its affiliates. 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/
package jdk.nashorn.internal.parser;
import java.util.ArrayList;
import java.util.List;
import jdk.nashorn.internal.ir.Statement;
/**
* Base class for parser context nodes
*/
abstract class ParserContextBaseNode implements ParserContextNode {
/**
* Flags for this node
*/
protected int flags;
private List<Statement> statements;
/**
* Constructor
*/
public ParserContextBaseNode() {
this.statements = new ArrayList<>();
}
/**
* @return The flags for this node
*/
@Override
public int getFlags() {
return flags;
}
/**
* Returns a single flag
* @param flag flag
* @return A single flag
*/
protected int getFlag(final int flag) {
return (flags & flag);
}
/**
* @param flag flag
* @return the new flags
*/
@Override
public int setFlag(final int flag) {
flags |= flag;
return flags;
}
/**
* @return The list of statements that belongs to this node
*/
@Override
public List<Statement> getStatements() {
return statements;
}
/**
* @param statements statements
*/
@Override
public void setStatements(final List<Statement> statements) {
this.statements = statements;
}
/**
* Adds a statement at the end of the statement list
* @param statement The statement to add
*/
@Override
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