60 lines
1.8 KiB
Java
60 lines
1.8 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.catalina.startup;
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import java.security.SecureRandom;
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import java.util.Random;
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public class FastNonSecureRandom extends SecureRandom {
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private static final long serialVersionUID = 1L;
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private final Random random = new Random();
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@Override
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public String getAlgorithm() {
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return "INSECURE";
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}
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@Override
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public synchronized void setSeed(byte[] seed) {
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// Not implemented
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}
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@Override
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public synchronized void setSeed(long seed) {
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// The super class constructor calls this method earlier than our
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// fields are initialized. Ignore the call.
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if (random == null) {
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return;
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}
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random.setSeed(seed);
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}
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@Override
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public synchronized void nextBytes(byte[] bytes) {
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random.nextBytes(bytes);
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}
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@Override
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public byte[] generateSeed(int numBytes) {
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byte[] value = new byte[numBytes];
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nextBytes(value);
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return value;
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}
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} |