org.wildfly.security.keystore.ModifyTrackingKeyStore Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source.
* Copyright 2015 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* 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.security.keystore;
import java.io.IOException;
import java.security.KeyStore;
import java.security.NoSuchAlgorithmException;
import java.security.Provider;
import java.security.cert.CertificateException;
import org.wildfly.common.Assert;
/**
* A {@link KeyStore} implementation that tracks if it's contents have been modified through the API since the last load / save.
*
* @author Darran Lofthouse
*/
public class ModifyTrackingKeyStore extends KeyStore {
private final ModifyTrackingKeyStoreSpi keyStoreSpi;
private ModifyTrackingKeyStore(ModifyTrackingKeyStoreSpi keyStoreSpi, Provider provider, String type) {
super(keyStoreSpi, provider, type);
this.keyStoreSpi = keyStoreSpi;
}
/**
* Wrap an existing initialised {@link KeyStore} with a wrapper to track if it is modified.
*
* @param toWrap the {@link KeyStore} to wrap
* @return the wrapper around the {@link KeyStore}
* @throws NoSuchAlgorithmException if the keystore could not be loaded due to a missing algorithm
* @throws CertificateException if the keystore could not be loaded due to a certificate problem
* @throws IOException if the keystore could not be loaded due to an I/O problem
* @throws IllegalArgumentException if the {@link KeyStore} being wrapped is {@code null}
*/
public static ModifyTrackingKeyStore modifyTrackingKeyStore(final KeyStore toWrap) throws NoSuchAlgorithmException, CertificateException,
IOException {
Assert.checkNotNullParam("toWrap", toWrap);
ModifyTrackingKeyStore keyStore = new ModifyTrackingKeyStore(new ModifyTrackingKeyStoreSpi(toWrap), toWrap.getProvider(),
toWrap.getType());
keyStore.load(null, null);
return keyStore;
}
/**
* Identify if the KeyStore has been modified through this implementation since the last call to save or load.
*
* @return {@code true} if the {@link KeyStore} has been modified, {@code false} otherwise.
*/
public boolean isModified() {
return keyStoreSpi.isModified();
}
/**
* Mark this as being modified, this can be used where the delegate is delibaratly modified outside this wrapper.
*/
public void setModified(final boolean modified) {
keyStoreSpi.setModified(modified);
}
}