/*

 * Copyright (c) 2009, 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.

 *

 * 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 com.sun.hotspot.tools.compiler;

import java.io.PrintStream;

import java.util.ArrayList;

import java.util.List;

public class CallSite {

    private int bci;

    private Method method;

    private int count;

    private String receiver;

    private int receiver_count;

    private String reason;

    private List<CallSite> calls;

    private int endNodes;

    private int endLiveNodes;

    private double timeStamp;

    CallSite() {

    }

    CallSite(int bci, Method m) {

        this.bci = bci;

        this.method = m;

    }

    void add(CallSite site) {

        if (getCalls() == null) {

            setCalls(new ArrayList<CallSite>());

        }

        getCalls().add(site);

    }

    CallSite last() {

        return last(-1);

    }

    CallSite last(int fromEnd) {

        return getCalls().get(getCalls().size() + fromEnd);

    }

    public String toString() {

        StringBuilder sb = new StringBuilder();

        if (getReason() == null) {

            sb.append("  @ " + getBci() + " " + getMethod());

        } else {

            sb.append("- @ " + getBci() + " " + getMethod() + " " + getReason());

        }

        sb.append("\n");

        if (getCalls() != null) {

            for (CallSite site : getCalls()) {

                sb.append(site);

                sb.append("\n");

            }

        }

        return sb.toString();

    }

    public void print(PrintStream stream) {

        print(stream, 0);

    }

    void emit(PrintStream stream, int indent) {

        for (int i = 0; i < indent; i++) {

            stream.print(' ');

        }

    }

    private static boolean compat = true;

    public void print(PrintStream stream, int indent) {

        emit(stream, indent);

        if (getReason() == null) {

            stream.print("  @ " + getBci() + " " + m + " (" + getMethod().getBytes() + " bytes)");

        } else {

            if (isCompat()) {

                stream.print("  @ " + getBci() + " " + m + " " + getReason());

            } else {

                stream.print("- @ " + getBci() + " " + m +

                        " (" + getMethod().getBytes() + " bytes) " + getReason());

            }

        }

        stream.printf(" (end time: %6.4f", getTimeStamp());

        if (getEndNodes() > 0) {

            stream.printf(" nodes: %d live: %d", getEndNodes(), getEndLiveNodes());

        }

        stream.println(")");

        if (getReceiver() != null) {

            emit(stream, indent + 4);

            //                 stream.println("type profile " + method.holder + " -> " + receiver + " (" +

            //                                receiver_count + "/" + count + "," + (receiver_count * 100 / count) + "%)");

            stream.println("type profile " + getMethod().getHolder() + " -> " + getReceiver() + " (" +

                    (getReceiverCount() * 100 / getCount()) + "%)");

        }

        if (getCalls() != null) {

            for (CallSite site : getCalls()) {

                site.print(stream, indent + 2);

            }

        }

    }

    public int getBci() {

        return bci;

    }

    public void setBci(int bci) {

        this.bci = bci;

    }

    public Method getMethod() {

        return method;

    }

    public void setMethod(Method method) {

        this.method = method;

    }

    public int getCount() {

        return count;

    }

    public void setCount(int count) {

        this.count = count;

    }

    public String getReceiver() {

        return receiver;

    }

    public void setReceiver(String receiver) {

        this.receiver = receiver;

    }

    public int getReceiverCount() {

        return receiver_count;

    }

    public void setReceiver_count(int receiver_count) {

        this.receiver_count = receiver_count;

    }

    public String getReason() {

        return reason;

    }

    public void setReason(String reason) {

        this.reason = reason;

    }

    public List<CallSite> getCalls() {

        return calls;

    }

    public void setCalls(List<CallSite> calls) {

        this.calls = calls;

    }

    public static boolean isCompat() {

        return compat;

    }

    public static void setCompat(boolean aCompat) {

        compat = aCompat;

    }

    void setEndNodes(int n) {

        endNodes = n;

    }

    public int getEndNodes() {

        return endNodes;

    }

    void setEndLiveNodes(int n) {

        endLiveNodes = n;

    }

    public int getEndLiveNodes() {

        return endLiveNodes;

    }

    void setTimeStamp(double time) {

        timeStamp = time;

    }

    public double getTimeStamp() {

        return timeStamp;

    }

}