cherry.foundation.crypto.RSACryptoSupport.java Source code

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Here is the source code for cherry.foundation.crypto.RSACryptoSupport.java

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/*
 * Copyright 2014,2015 agwlvssainokuni
 *
 * 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 cherry.foundation.crypto;

import java.io.InputStream;

import org.springframework.beans.factory.InitializingBean;
import org.springframework.core.io.Resource;

import cherry.goods.crypto.RSACrypto;

import com.google.common.io.ByteStreams;

/**
 * RSA???/?????
 */
public class RSACryptoSupport extends RSACrypto implements InitializingBean {

    /** RSA??????????? */
    private Resource publicKeyResource;

    /** RSA??????????? */
    private Resource privateKeyResource;

    public void setPublicKeyResource(Resource publicKeyResource) {
        this.publicKeyResource = publicKeyResource;
    }

    public void setPrivateKeyResource(Resource privateKeyResource) {
        this.privateKeyResource = privateKeyResource;
    }

    /**
     * RSA???/????<br />
     * ???????????????????JCE API???????
     */
    @Override
    public void afterPropertiesSet() throws Exception {
        try (InputStream in = publicKeyResource.getInputStream()) {
            setPublicKeyBytes(ByteStreams.toByteArray(in));
        }
        try (InputStream in = privateKeyResource.getInputStream()) {
            setPrivateKeyBytes(ByteStreams.toByteArray(in));
        }
    }

}