/*
 * Copyright (C) 2011 The Android Open Source Project
 *
 * 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 android.security;

/**
 * Thrown on problems accessing the {@link KeyChain}.
 */
public class KeyChainException extends Exception {

    /**
     * Constructs a new {@code KeyChainException} that includes the
     * current stack trace.
     */
    public KeyChainException() {
    }

    /**
     * Constructs a new {@code KeyChainException} with the current stack
     * trace and the specified detail message.
     *
     * @param detailMessage
     *            the detail message for this exception.
     */
    public KeyChainException(String detailMessage) {
        super(detailMessage);
    }

    /**
     * Constructs a new {@code KeyChainException} with the current stack
     * trace, the specified detail message and the specified cause.
     *
     * @param message
     *            the detail message for this exception.
     * @param cause
     *            the cause of this exception, may be {@code null}.
     */
    public KeyChainException(String message, Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructs a new {@code KeyChainException} with the current stack
     * trace and the specified cause.
     *
     * @param cause
     *            the cause of this exception, may be {@code null}.
     */
    public KeyChainException(Throwable cause) {
        super((cause == null ? null : cause.toString()), cause);
    }
}