com.adobe.aem.demo.gui.AemDemoDownload.java Source code

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Here is the source code for com.adobe.aem.demo.gui.AemDemoDownload.java

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/*******************************************************************************
 * Copyright 2015 Adobe Systems Incorporated.
 * 
 * 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 com.adobe.aem.demo.gui;

import java.io.File;
import java.io.FileFilter;
import java.util.Arrays;

import org.apache.commons.io.comparator.LastModifiedFileComparator;
import org.apache.commons.io.filefilter.WildcardFileFilter;

public class AemDemoDownload implements Runnable {

    private AemDemo aemDemo;
    private long currentSize;

    public AemDemoDownload(AemDemo aemDemo) {

        this.aemDemo = aemDemo;

    }

    public void run() {

        if (aemDemo.getDownloadInProgress()) {

            File theNewestFile = null;
            File dir = new File(aemDemo.getBuildFile().getParentFile().getAbsolutePath() + File.separator + "dist"
                    + File.separator + "downloads");
            FileFilter fileFilter = new WildcardFileFilter("*.*");
            File[] files = dir.listFiles(fileFilter);

            if (files.length > 0) {
                /** The newest file comes first **/
                Arrays.sort(files, LastModifiedFileComparator.LASTMODIFIED_REVERSE);
                theNewestFile = files[0];
                long newSize = theNewestFile.length();
                if (newSize != currentSize
                        && (theNewestFile.lastModified() > (System.currentTimeMillis() - 5000))) {
                    System.out.println("     [echo] " + theNewestFile.getName() + " ("
                            + AemDemoUtils.humanReadableByteCount(theNewestFile.length(), true) + ")");
                    currentSize = newSize;
                }

            }

        }

    }

}