org.openmdx.base.collection.MarshallingSpliterator Maven / Gradle / Ivy
/*
* ====================================================================
* Project: openMDX/Core, http://www.openmdx.org/
* Description: MarshallingSpliterator
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2018, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.base.collection;
import java.util.Spliterator;
import java.util.function.Consumer;
import org.openmdx.base.marshalling.Marshaller;
/**
* MarshallingSpliterator
*
*/
public class MarshallingSpliterator implements Spliterator {
/**
* Constructor
*/
public MarshallingSpliterator(
Class targetClass,
Spliterator delegate,
Marshaller marshaller
) {
this.delegate = delegate;
this.marshaller = marshaller;
this.targetClass = targetClass;
}
/**
* The marshaller
*/
private final Marshaller marshaller;
/**
* The delegate spliterator
*/
private final Spliterator delegate;
/**
* The the target class
*/
private final Class targetClass;
/* (non-Javadoc)
* @see java.util.Spliterator#tryAdvance(java.util.function.Consumer)
*/
@Override
public boolean tryAdvance(Consumer action) {
return this.delegate.tryAdvance(newConsumer(action));
}
/* (non-Javadoc)
* @see java.util.Spliterator#forEachRemaining(java.util.function.Consumer)
*/
@Override
public void forEachRemaining(Consumer action) {
this.delegate.forEachRemaining(newConsumer(action));
}
/* (non-Javadoc)
* @see java.util.Spliterator#trySplit()
*/
@Override
public Spliterator trySplit() {
return null; // Splitting is not yet supported
}
/* (non-Javadoc)
* @see java.util.Spliterator#estimateSize()
*/
@Override
public long estimateSize() {
return this.delegate.estimateSize();
}
/* (non-Javadoc)
* @see java.util.Spliterator#characteristics()
*/
@Override
public int characteristics() {
return this.delegate.characteristics();
}
private Consumer newConsumer(
final Consumer delegate
){
return new MarshallingConsumer(this.targetClass, delegate, this.marshaller);
}
}