FilesIndexHandler.java 1.84 KB
/*
 * Decompiled with CFR 0_118.
 */
package com.adobe.granite.infocollector.impl;

import com.adobe.granite.infocollector.impl.BaseFilesHandler;
import com.adobe.granite.infocollector.impl.FilesTraversal;
import java.io.File;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.Date;

final class FilesIndexHandler
extends BaseFilesHandler {
    private static final SimpleDateFormat FILE_DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd   HH:mm:ss");
    private final FilesTraversal filesTraversal;
    private final PrintWriter printWriter;

    public FilesIndexHandler(FilesTraversal filesTraversal, PrintWriter printWriter) {
        this.filesTraversal = filesTraversal;
        this.printWriter = printWriter;
    }

    @Override
    public void onFile(File file) {
        String lastModified = FilesIndexHandler.getLastModifiedTimestamp(file);
        String permissions = this.getPermissions(file);
        String name = this.filesTraversal.relativize(file);
        this.printWriter.println(String.format("%1$12s   %2$s   %3$s   %4$s", file.length(), lastModified, permissions, name));
    }

    private static String getLastModifiedTimestamp(File file) {
        return FILE_DATE_FORMAT.format(new Date(file.lastModified()));
    }

    private String getPermissions(File f) {
        StringBuffer sb = new StringBuffer();
        FilesIndexHandler.toHumanReadablePermission(f.canRead(), 'r', sb);
        FilesIndexHandler.toHumanReadablePermission(f.canWrite(), 'w', sb);
        FilesIndexHandler.toHumanReadablePermission(f.canExecute(), 'x', sb);
        return sb.toString();
    }

    private static void toHumanReadablePermission(boolean permission, char permissionChar, StringBuffer target) {
        if (permission) {
            target.append(permissionChar);
        } else {
            target.append('-');
        }
    }
}