Source Code for SLF4J 1.7.31 Migrator

SLF4J Migrator is a tool that migrates Java source code from JCL (Jakarta Commons Logging) API to SLF4J API.

Here is the source code for SLF4J Migrator You can download its pre-compiled version slf4j-ext-1.7.31.jar at SLF4J Download Website.

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⏎ org/slf4j/migrator/internal/ProgressListenerImpl.java

/**
 * Copyright (c) 2004-2011 QOS.ch
 * All rights reserved.
 *
 * Permission is hereby granted, free  of charge, to any person obtaining
 * a  copy  of this  software  and  associated  documentation files  (the
 * "Software"), to  deal in  the Software without  restriction, including
 * without limitation  the rights to  use, copy, modify,  merge, publish,
 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
 * permit persons to whom the Software  is furnished to do so, subject to
 * the following conditions:
 *
 * The  above  copyright  notice  and  this permission  notice  shall  be
 * included in all copies or substantial portions of the Software.
 *
 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */
package org.slf4j.migrator.internal;

import java.io.File;
import java.io.IOException;

import org.slf4j.migrator.helper.Abbreviator;

public class ProgressListenerImpl implements ProgressListener {

    static final int TARGET_FILE_LENGTH = 85;
    static final int UPDATE_THRESHOLD = 100;

    int addFileCount = 0;
    int scanFileCount = 0;
    int inplaceConversionCount = 0;
    final MigratorFrame frame;

    Abbreviator abbr;

    long lastUpdate = 0;

    public ProgressListenerImpl(File projectFolder, MigratorFrame frame) {
        this.frame = frame;
        this.abbr = new Abbreviator((int) projectFolder.length(), TARGET_FILE_LENGTH, File.separatorChar);
    }

    public void onMigrationBegin() {
        frame.disableInput();
    }

    boolean isTooSoon() {
        long now = System.currentTimeMillis();
        if (now - lastUpdate < UPDATE_THRESHOLD) {
            return true;
        } else {
            lastUpdate = now;
            return false;
        }
    }

    public void onDirectory(File file) {
        if (isTooSoon())
            return;

        String abbreviatedName = getShortName(file);
        frame.otherLabel.setText("<html><p>Searching folder [" + abbreviatedName + "]<p>Found " + addFileCount + " java files to scan.</html>");
    }

    public void onDone() {
        frame.progressBar.setVisible(false);
        frame.otherLabel.setText("<html><font color='BLUE'>Scanned " + addFileCount + " java files, " + inplaceConversionCount
                        + " files were modified.</font></html>");

        frame.migrateButton.setActionCommand(MigratorFrame.EXIT_COMMAND);
        frame.migrateButton.setText("Exit");
        frame.migrateButton.setToolTipText("Click on this button to exit this application.");
        frame.migrateButton.setEnabled(true);

    }

    public void onFileAddition(File file) {
        addFileCount++;
    }

    public void onFileScan(File file) {

        scanFileCount++;
        if (isTooSoon())
            return;
        String abbreviatedName = getShortName(file);

        frame.otherLabel.setText("<html><p>Scanning file [" + abbreviatedName + "]<p></html>");
        // File + scanFileCount + " out of "+ addFileCount+" files to scan."+
        // inplaceConversionCount+ " files converted." +

        frame.progressBar.setValue(scanFileCount);
    }

    public void onInplaceConversion(File file) {
        inplaceConversionCount++;
    }

    String getShortName(File file) {
        try {
            return abbr.abbreviate(file.getCanonicalPath());
        } catch (IOException e) {
            return file.toString();
        }
    }

    public void onFileScanBegin() {
        frame.progressBar.setMaximum(addFileCount);
        frame.progressBar.setValue(0);
        frame.progressBar.setVisible(true);
    }

}

⏎ org/slf4j/migrator/internal/ProgressListenerImpl.java

Or download all of them as a single archive file:

File name: slf4j-migrator-1.7.31-sources.jar
File size: 33637 bytes
Release date: 2021-06-17
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