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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package nsk.jdi.StringArgument.isValid;

import java.io.PrintStream;
import java.io.Serializable;

import java.util.Map;
import java.util.Set;
import java.util.List;
import java.util.Iterator;
import java.util.NoSuchElementException;

import com.sun.jdi.VirtualMachineManager;
import com.sun.jdi.Bootstrap;
import com.sun.jdi.connect.Connector;


/**
 *  The test for the implementation of an object of the type <BR>
 *  Connector.StringArgument. <BR>
 *  <BR>
 *  The test checks up that a result of the method <BR>
 *  <code>com.sun.jdi.connect.Connector.StringArgument.isValid()</code> <BR>
 *  complies with its specification: <BR>
 *      "Returns:  true always"    <BR>
 *  when parameter is a null-string. <BR>
 *  <BR>
 * In case of the method does set the value, <BR>
 * the test produces the return value 97 and <BR>
 * a corresponding error message. <BR>
 * Otherwise, the test is passed and produces <BR>
 * the return value 95 and no message. <BR>
 */


public class isvalid003 {

    public static void main(String argv[]) {
        int result = run(argv,System.out);
        if (result != 0) {
            throw new RuntimeException("TEST FAILED with result " + result);
        }
    }

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

        int exitCode  = 0;
        int exitCode0 = 0;
        int exitCode2 = 2;
//
        String sErr1 =  "WARNING\n" +
                        "Method tested: " +
                        "jdi.Connector.StringArgument.isValid\n" ;
//
        String sErr2 =  "ERROR\n" +
                        "Method tested: " +
                        "jdi.Connector.StringArgument.isValid\n" ;

        VirtualMachineManager vmm = Bootstrap.virtualMachineManager();

        List connectorsList = vmm.allConnectors();
        Iterator connectorsListIterator = connectorsList.iterator();
//
        Connector.StringArgument argument = null;

        for ( ; ; ) {
            try {
                Connector connector =
                (Connector) connectorsListIterator.next();

                Map defaultArguments = connector.defaultArguments();
                Set keyset     = defaultArguments.keySet();
                int keysetSize = defaultArguments.size();
                Iterator  keysetIterator = keyset.iterator();

                for ( ; ; ) {
                    try {
                        String argName = (String) keysetIterator.next();

                        try {
//
                            argument = (Connector.StringArgument)
                                       defaultArguments.get(argName);
                            break ;
                        } catch ( ClassCastException e) {
                        }
                    } catch ( NoSuchElementException e) {
                        break ;
                    }
                }
                if (argument != null) {
                    break ;
                }
            } catch ( NoSuchElementException e) {
                out.println(sErr1 +
                    "no Connector with StringArgument found\n");
                return exitCode0;
            }
        }

        String sNull = null;
        try {
            if (!argument.isValid(sNull)) {
                exitCode = exitCode2;
                out.println(sErr2 +
                          "check: isValid(sNull)\n" +
//
                          "error: returned value != true\n");
            }
        } catch ( NullPointerException e ) {
            exitCode = exitCode2;
            out.println(sErr2 +
                      "check: isValid(sNull)\n" +
                      "error: NullPointerException\n");
        }

        if (exitCode != exitCode0)
            out.println("TEST FAILED");

        return exitCode;
    }
}