IllegalCharsetName.java

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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * 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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/* @test
 * @bug 6330020
 * @summary Ensure Charset.forName/isSupport throws the correct exception
 *          if the charset names passed in are illegal.
 */

import java.io.*;
import java.nio.*;
import java.nio.charset.*;
import java.util.*;

public class IllegalCharsetName {
    public static void main(String[] args) throws Exception {
        String[] illegalNames = {
            ".",
            "_",
            ":",
            "-",
            ".name",
            "_name",
            ":name",
            "-name",
            "name*name",
            "name?name"
        };
        for (int i = 0; i < illegalNames.length; i++) {
            try {
                Charset.forName(illegalNames[i]);
                throw new Exception("Charset.forName(): No exception thrown");
            } catch (IllegalCharsetNameException x) { //expected
            }

            try {
                Charset.isSupported(illegalNames[i]);
                throw new Exception("Charset.isSupported(): No exception thrown");
            } catch (IllegalCharsetNameException x) { //expected
            }
        }
    }
}