Java UUID Create generateRandomUUID(final int length)

Description

generate Random UUID

License

Open Source License

Parameter

Parameter	Description
length	.

Return

.

Declaration

public static String generateRandomUUID(final int length) 

Method Source Code

//package com.java2s;
/******************************************************************************
 * Copyright (c) 2012 GigaSpaces Technologies Ltd. All rights reserved        *
 *                                                            *
 * Licensed under the Apache License, Version 2.0 (the "License");            *
 * you may not use this file except in compliance with the License.           *
 * You may obtain a copy of the License at                             *
 *                                                           *
 *       http://www.apache.org/licenses/LICENSE-2.0                       *
 *                                                           *
 * Unless required by applicable law or agreed to in writing, software        *
 * distributed under the License is distributed on an "AS IS" BASIS,          *
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   *
 * See the License for the specific language governing permissions and        *
 * limitations under the License.                                   *
 ******************************************************************************/

import java.util.UUID;

public class Main {
    /**//w w w.  j av a  2  s.  co m
     * 
     * @param length .
     * @return .
     */
    public static String generateRandomUUID(final int length) {
        UUID uuid = UUID.randomUUID();
        char[] uuidChars = uuid.toString().toCharArray();
        StringBuilder builder = new StringBuilder();
        for (int i = 0; i < length; i++) {
            builder.append(uuidChars[i]);
        }
        return builder.toString();
    }
}

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3. generateRandomString(int length)
4. generateRandomTableName()
5. generateRandomUUID()
6. generateRawUUID()
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8. generateRequestId()
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