com.springcryptoutils.core.signature.Signer Maven / Gradle / Ivy

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/*
 * Copyright 2012 Mirko Caserta
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this software 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.springcryptoutils.core.signature;

/**
 * An interface for providing digital signatures.
 *
 * @author Mirko Caserta ([email protected])
 */
public interface Signer {

    /**
     * Signs a message.
     *
     * @param message the message to sign
     * @return the signature
     */
    byte[] sign(byte[] message);

}