KeyStoreHolder.java

/**
 * Copyright 2016 Yahoo Inc.
 *
 * 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 com.yahoo.pulsar.common.util;

import java.io.IOException;
import java.security.GeneralSecurityException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.PrivateKey;
import java.security.cert.Certificate;

public class KeyStoreHolder {

    private KeyStore keyStore = null;

    public KeyStoreHolder() throws KeyStoreException {
        try {
            keyStore = KeyStore.getInstance(KeyStore.getDefaultType());
            keyStore.load(null, null);
        } catch (GeneralSecurityException | IOException e) {
            throw new KeyStoreException("KeyStore creation error", e);
        }
    }

    public KeyStore getKeyStore() {
        return keyStore;
    }

    public void setCertificate(String alias, Certificate certificate) throws KeyStoreException {
        try {
            keyStore.setCertificateEntry(alias, certificate);
        } catch (GeneralSecurityException e) {
            throw new KeyStoreException("Failed to set the certificate", e);
        }
    }

    public void setPrivateKey(String alias, PrivateKey privateKey, Certificate[] certChain) throws KeyStoreException {
        try {
            keyStore.setKeyEntry(alias, privateKey, "".toCharArray(), certChain);
        } catch (GeneralSecurityException e) {
            throw new KeyStoreException("Failed to set the private key", e);
        }
    }

}