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Java example source code file (ComposableIterationListener.java)

This example Java source code file (ComposableIterationListener.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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Java - Java tags/keywords

arraylist, collection, composableiterationlistener, iterationlistener, override, util

The ComposableIterationListener.java Java example source code

 *  * Copyright 2015 Skymind,Inc.
 *  *
 *  *    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.deeplearning4j.optimize.listeners;

import org.deeplearning4j.nn.api.Model;
import org.deeplearning4j.optimize.api.IterationListener;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;

 * A group of listeners
 * @author Adam Gibson
public class ComposableIterationListener implements IterationListener {
    private Collection<IterationListener> listeners = new ArrayList<>();
    private boolean invoked = false;

    public ComposableIterationListener(IterationListener...iterationListener) {

    public ComposableIterationListener(Collection<IterationListener> listeners) {
        this.listeners = listeners;

    public boolean invoked(){ return invoked; }

    public void invoke() { this.invoked = true; }

    public void iterationDone(Model model,int iteration) {
        for(IterationListener listener : listeners)

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