visibleclasses002.java

/*
 * Copyright (c) 2002, 2018, 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
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 * questions.
 */

package nsk.jdi.ClassLoaderReference.visibleClasses;

import nsk.share.*;
import nsk.share.jpda.*;
import nsk.share.jdi.*;

import com.sun.jdi.*;
import com.sun.jdi.connect.*;
import java.io.*;
import java.util.*;
import java.util.jar.*;

/**
 */
public class visibleclasses002 {

    //------------------------------------------------------- immutable common fields

    final static String SIGNAL_READY = "ready";
    final static String SIGNAL_GO    = "go";
    final static String SIGNAL_QUIT  = "quit";

    private static int waitTime;
    private static int exitStatus;
    private static ArgumentHandler     argHandler;
    private static Log                 log;
    private static Debugee             debuggee;
    private static ReferenceType       debuggeeClass;

    //------------------------------------------------------- mutable common fields

    private final static String prefix = "nsk.jdi.ClassLoaderReference.visibleClasses.";
    private final static String className = "visibleclasses002";
    private final static String debuggerName = prefix + className;
    private final static String debuggeeName = debuggerName + "a";

    //------------------------------------------------------- test specific fields

    //------------------------------------------------------- immutable common methods

    public static void main(String argv[]) {
        System.exit(Consts.JCK_STATUS_BASE + run(argv, System.out));
    }

    private static void display(String msg) {
        log.display("debugger > " + msg);
    }

    private static void complain(String msg) {
        log.complain("debugger FAILURE > " + msg);
    }

    public static int run(String argv[], PrintStream out) {

        exitStatus = Consts.TEST_PASSED;

        argHandler = new ArgumentHandler(argv);
        log = new Log(out, argHandler);
        waitTime = argHandler.getWaitTime() * 60000;

        try {
            debuggee = Debugee.prepareDebugee(argHandler, log, debuggeeName);
            debuggeeClass = debuggee.classByName(debuggeeName);
            if ( debuggeeClass == null ) {
                throw new Failure("Class '" + debuggeeName + "' not found.");
            } else {
                execTest();
            }
        } catch (Exception e) {
            exitStatus = Consts.TEST_FAILED;
            complain("Unexpected Exception: " + e.getMessage());
            e.printStackTrace(out);
        } finally {
            debuggee.quit();
        }

        return exitStatus;
    }

    //------------------------------------------------------ mutable common method

    private static void execTest() {
        display("Getting ClassLoaderReference of debuggee's class.");
        ClassLoaderReference classLoader = debuggeeClass.classLoader();
        if (classLoader == null) {
            complain("classLoader() method returned null for debuggee's ReferenceType.");
            exitStatus = Consts.TEST_FAILED;
        } else {
            display("Getting visibleClasses list.");
            Iterator visibleClasses = classLoader.visibleClasses().iterator();
            boolean found0 = false;
            boolean found1 = false;
            boolean found2 = false;
            display("Searching for debuggee's ReferenceType in the list...");
            while (visibleClasses.hasNext()) {
                ReferenceType refType = (ReferenceType)visibleClasses.next();
                if (refType.equals(debuggeeClass)) {
                    display("visibleclasses002a ClassType is found in visibleClasses() list of ClassLoaderReference mirror.");
                    found0 = true;
                } else if (refType instanceof ArrayType) {
                    Type compType;
                    try {
                        compType = ((ArrayType)refType).componentType();
                        if (compType instanceof ClassType && ((ReferenceType)compType).equals(debuggeeClass)) {
                            display("visibleclasses002a[] ArrayType is found in visibleClasses() list of ClassLoaderReference mirror.");
                            found1 = true;
                        } else if (compType instanceof ArrayType) {
                            compType = ((ArrayType)compType).componentType();
                            if (compType instanceof ClassType && ((ReferenceType)compType).equals(debuggeeClass)) {
                                display("visibleclasses002a[][] ArrayType is found in visibleClasses() list of ClassLoaderReference mirror.");
                                found2 = true;
                            }
                        }
                    } catch (ClassNotLoadedException e) {
                        throw new Failure("Unexpected ClassNotLoadedException while getting componentType() of : " + refType);
                    }

                }
            }
            if (!found0) {
                complain("visibleclasses002a ReferenceType is NOT found in visibleClasses() list of ClassLoaderReference mirror.");
                exitStatus = Consts.TEST_FAILED;
            }
            if (!found1) {
                complain("visibleclasses002a[] ArrayType is NOT found in visibleClasses() list of ClassLoaderReference mirror.");
                exitStatus = Consts.TEST_FAILED;
            }
            if (!found2) {
                complain("visibleclasses002a[][] ArrayType is NOT found in visibleClasses() list of ClassLoaderReference mirror.");
                exitStatus = Consts.TEST_FAILED;
            }
        }
    }

    //--------------------------------------------------------- test specific methods

}
//--------------------------------------------------------- test specific classes