/*

 * Copyright (c) 1998, 2013, 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package build.tools.jdwpgen;

import java.util.*;

import java.io.*;

class ConstantNode extends AbstractCommandNode {

    ConstantNode() {

        this(new ArrayList<Node>());

    }

    ConstantNode(List<Node> components) {

        this.kind = "Constant";

        this.components = components;

        this.lineno = 0;

    }

    void constrain(Context ctx) {

        if (components.size() != 0) {

            error("Constants have no internal structure");

        }

        super.constrain(ctx);

    }

    void genJava(PrintWriter writer, int depth) {

        indent(writer, depth);

        writer.println("static final int " + name + " = " +

                       nameNode.value() + ";");

    }

    void document(PrintWriter writer) {

        //Add anchor to each constant with format <constant table name>_<constant name>

        if (!(parent instanceof AbstractNamedNode)) {

            error("Parent must be ConstantSetNode, but it's " + parent.getClass().getSimpleName());

        }

        String tableName = ((AbstractNamedNode)parent).name;

        writer.println("<tr>"

                        + "<th scope=\"row\">"

                            + "<span id=\"" + tableName + "_" + name + "\"></span>"

                            + name

                        + "<td class=\"centered\">" + nameNode.value()

                        + "<td>" + comment() + "&nbsp;"

                    + "</tr>");

    }

    public String getName(){

        if (name == null || name.length() == 0) {

            prune();

        }

        return name;

    }

}