ErrorNode.java

/*
 * Copyright (c) 2001, 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
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 */

package build.tools.jdwpgen;

import java.util.*;
import java.io.*;

class ErrorNode extends AbstractCommandNode {

    protected static final String NAME_OF_ERROR_TABLE = "Error";

    ErrorNode() {
        this(new ArrayList<Node>());
    }

    ErrorNode(List<Node> components) {
        this.kind = "Error";
        this.components = components;
        this.lineno = 0;
    }

    void constrain(Context ctx) {
        if (components.size() != 0) {
            error("Errors have no internal structure");
        }
        super.constrain(ctx);
    }

    void document(PrintWriter writer) {

        String com = comment();
        if (com == null || com.length() == 0) {
            com = ConstantSetNode.getConstant("Error_" + name);
        }
        writer.println("<tr><td>" + "<a href=\"#" + NAME_OF_ERROR_TABLE + "_" + name + "\">"
                       + name + "</a></td>" +
                       "<td>" + com + "&nbsp;</td></tr>");
    }

    void genJavaComment(PrintWriter writer, int depth) {}

    void genJava(PrintWriter writer, int depth) {}

    void genCInclude(PrintWriter writer) {}

    void genJavaDebugWrite(PrintWriter writer, int depth,
                           String writeLabel) {}

    void genJavaDebugWrite(PrintWriter writer, int depth,
                           String writeLabel, String displayValue) {}

    public void genJavaRead(PrintWriter writer, int depth,
                            String readLabel) {}

    void genJavaDebugRead(PrintWriter writer, int depth,
                          String readLabel, String displayValue) {}

    void genJavaPreDef(PrintWriter writer, int depth) {}
}