org.wildfly.elytron.web.undertow.common.KeyPairSupplier Maven / Gradle / Ivy

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/*
 * JBoss, Home of Professional Open Source
 *
 * Copyright 2017 Red Hat, Inc. and/or its affiliates.
 *
 * 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.
 */

package org.wildfly.elytron.web.undertow.common;

import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.NoSuchAlgorithmException;
import java.util.function.Supplier;

/**
 * @author Paul Ferraro
 */
class KeyPairSupplier implements Supplier {

    private final KeyPair keyPair;

    KeyPairSupplier() {
        try {
            this.keyPair = KeyPairGenerator.getInstance("RSA").generateKeyPair();
        } catch (NoSuchAlgorithmException e) {
            throw new IllegalStateException();
        }
    }

    @Override
    public KeyPair get() {
        return this.keyPair;
    }
}