org.wildfly.security.auth.util.MutableNameRewriter Maven / Gradle / Ivy
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* 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.auth.util;
import org.wildfly.common.Assert;
import org.wildfly.security.auth.server.NameRewriter;
/**
* A delegating name rewriter with a mutable delegation target.
*
* @author David M. Lloyd
*/
public final class MutableNameRewriter implements NameRewriter {
private volatile NameRewriter target = IDENTITY_REWRITER;
/**
* Construct a new instance.
*
* @param target the target rewriter (not {@code null})
*/
public MutableNameRewriter(final NameRewriter target) {
Assert.checkNotNullParam("target", target);
this.target = target;
}
/**
* Construct a new instance with the identity rewriter.
*/
public MutableNameRewriter() {
}
public String rewriteName(final String original) {
return target.rewriteName(original);
}
/**
* Set the target rewriter.
*
* @param target the target rewriter (not {@code null})
*/
public void setTarget(final NameRewriter target) {
Assert.checkNotNullParam("target", target);
this.target = target;
}
}