/*

 * 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 OutNode extends AbstractTypeListNode {

    String cmdName;

    void set(String kind, List<Node> components, int lineno) {

        super.set(kind, components, lineno);

        components.add(0, new NameNode("Out"));

    }

    void constrain(Context ctx) {

        super.constrain(ctx.commandWritingSubcontext());

        CommandNode cmd = (CommandNode)parent;

        cmdName = cmd.name;

    }

    void genProcessMethod(PrintWriter writer, int depth) {

        writer.println();

        indent(writer, depth);

        writer.print(

            "static " + cmdName + " process(VirtualMachineImpl vm");

        for (Node node : components) {

            TypeNode tn = (TypeNode)node;

            writer.println(", ");

            indent(writer, depth+5);

            writer.print(tn.javaParam());

        }

        writer.println(")");

        indent(writer, depth+6);

        writer.println("throws JDWPException {");

        indent(writer, depth+1);

        writer.print("PacketStream ps = enqueueCommand(vm");

        for (Node node : components) {

            TypeNode tn = (TypeNode)node;

            writer.print(", ");

            writer.print(tn.name());

        }

        writer.println(");");

        indent(writer, depth+1);

        writer.println("return waitForReply(vm, ps);");

        indent(writer, depth);

        writer.println("}");

    }

    void genEnqueueMethod(PrintWriter writer, int depth) {

        writer.println();

        indent(writer, depth);

        writer.print(

            "static PacketStream enqueueCommand(VirtualMachineImpl vm");

        for (Node node : components) {

            TypeNode tn = (TypeNode)node;

            writer.println(", ");

            indent(writer, depth+5);

            writer.print(tn.javaParam());

        }

        writer.println(") {");

        indent(writer, depth+1);

        writer.println(

            "PacketStream ps = new PacketStream(vm, COMMAND_SET, COMMAND);");

        if (Main.genDebug) {

            indent(writer, depth+1);

            writer.println(

                "if ((vm.traceFlags & VirtualMachineImpl.TRACE_SENDS) != 0) {");

            indent(writer, depth+2);

            writer.print(

                "vm.printTrace(\"Sending Command(id=\" + ps.pkt.id + \") ");

            writer.print(parent.context.whereJava);

            writer.println(

                "\"+(ps.pkt.flags!=0?\", FLAGS=\" + ps.pkt.flags:\"\"));");

            indent(writer, depth+1);

            writer.println("}");

        }

        genJavaWrites(writer, depth+1);

        indent(writer, depth+1);

        writer.println("ps.send();");

        indent(writer, depth+1);

        writer.println("return ps;");

        indent(writer, depth);

        writer.println("}");

    }

    void genWaitMethod(PrintWriter writer, int depth) {

        writer.println();

        indent(writer, depth);

        writer.println(

            "static " + cmdName + " waitForReply(VirtualMachineImpl vm, " +

                                  "PacketStream ps)");

        indent(writer, depth+6);

        writer.println("throws JDWPException {");

        indent(writer, depth+1);

        writer.println("ps.waitForReply();");

        indent(writer, depth+1);

        writer.println("return new " + cmdName + "(vm, ps);");

        indent(writer, depth);

        writer.println("}");

    }

    void genJava(PrintWriter writer, int depth) {

        genJavaPreDef(writer, depth);

        super.genJava(writer, depth);

        genProcessMethod(writer, depth);

        genEnqueueMethod(writer, depth);

        genWaitMethod(writer, depth);

    }

}