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BooleanExternalizer.java
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BooleanExternalizer.java
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/*
* JBoss, Home of Professional Open Source.
* Copyright 2016, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.wildfly.clustering.marshalling.spi;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.function.Function;
import org.wildfly.clustering.marshalling.Externalizer;
/**
* Base {@link Externalizer} for boolean-based externalization.
* @author Paul Ferraro
*/
public class BooleanExternalizer<T> implements Externalizer<T> {
private final Class<T> targetClass;
private final Function<Boolean, T> reader;
private final Function<T, Boolean> writer;
public BooleanExternalizer(Class<T> targetClass, Function<Boolean, T> reader, Function<T, Boolean> writer) {
this.targetClass = targetClass;
this.reader = reader;
this.writer = writer;
}
@Override
public void writeObject(ObjectOutput output, T object) throws IOException {
output.writeBoolean(this.writer.apply(object).booleanValue());
}
@Override
public T readObject(ObjectInput input) throws IOException, ClassNotFoundException {
return this.reader.apply(Boolean.valueOf(input.readBoolean()));
}
@Override
public Class<T> getTargetClass() {
return this.targetClass;
}
}