org.wildfly.security.pem.PemEntry Maven / Gradle / Ivy
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* JBoss, Home of Professional Open Source.
* Copyright 2016 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.pem;
import org.wildfly.common.Assert;
/**
* An entry in a PEM file or stream.
*
* @param the entry type
*/
public final class PemEntry {
private final T entry;
/**
* Construct a new instance.
*
* @param entry the entry value (not {@code null})
*/
public PemEntry(final T entry) {
Assert.checkNotNullParam("entry", entry);
this.entry = entry;
}
/**
* Get the entry value.
*
* @return the entry value (not {@code null})
*/
public T getEntry() {
return entry;
}
/**
* Try to cast this entry's value to the given type.
*
* @param clazz the type class to attempt to cast to (not {@code null})
* @param the type to attempt to cast to
* @return the cast value, or {@code null} if the type does not match
*/
public U tryCast(Class clazz) {
final T entry = this.entry;
return clazz.isInstance(entry) ? clazz.cast(entry) : null;
}
}