Java FileUtils.isFileOlder方法代码示例

import org.apache.commons.io.FileUtils; //导入方法依赖的package包/类
/**
 * Recursively delete files in {@code f} that were last used
 * {@code millisAgo} milliseconds ago.  On {@code android-21} and newer, this
 * is based on the last access of the file, on older Android versions, it is
 * based on the last time the file was modified, e.g. downloaded.
 *
 * @param f         The file or directory to clean
 * @param millisAgo The number of milliseconds old that marks a file for deletion.
 */
public static void clearOldFiles(File f, long millisAgo) {
    if (f == null) {
        return;
    }
    long olderThan = System.currentTimeMillis() - millisAgo;
    if (f.isDirectory()) {
        File[] files = f.listFiles();
        if (files == null) {
            return;
        }
        for (File file : files) {
            clearOldFiles(file, millisAgo);
        }
        f.delete();
    } else if (Build.VERSION.SDK_INT < 21) {
        if (FileUtils.isFileOlder(f, olderThan)) {
            f.delete();
        }
    } else {
        CleanCacheService21.deleteIfOld(f, olderThan);
    }
}
 

import org.apache.commons.io.FileUtils; //导入方法依赖的package包/类
private void genetatePage(App app, Template template) {
    File file = new File(config.getAppDetailGenerateBasePath() + "/" + (app.getId() / 500) + "/" + app.getId()
            + ".html");
    if (!file.exists()
            || FileUtils.isFileOlder(file, app.geteUpdateDate() == null ? new Date() : app.geteUpdateDate())) {
        GenerateHelper.generateAppDetail(file, app, template, config);
        logger.debug(String.format("new genetate app ID:%d,  Name:%s, path:%s ", app.getId(), app.getName(),
                file.getPath()));
    }
}
 

import org.apache.commons.io.FileUtils; //导入方法依赖的package包/类
@SuppressWarnings("unused")
private void genetatePageVelocity(App app, org.apache.velocity.Template template) {
    File file = new File(config.getAppDetailGenerateBasePath() + "/" + (app.getId() / 500) + "/" + app.getId()
            + ".html");
    if (!file.exists()
            || FileUtils.isFileOlder(file, app.geteUpdateDate() == null ? new Date() : app.geteUpdateDate())) {
        GenerateHelper.generateAppDetailByTemplate(file, app, template);
        logger.debug(String.format("new genetate app ID:%d,  Name:%s, path:%s ", app.getId(), app.getName(),
                file.getPath()));
    }
}
 

import org.apache.commons.io.FileUtils; //导入方法依赖的package包/类
private void genetatePageVelocity(App app, org.apache.velocity.Template template, Catalog catalog,
        Map<Integer, Permissions> permissionsMap, List<AppTags> appTags, List<AppTags> AppTopic, boolean isAll) {

    // 过滤掉一些东西
    // 更新字段 过滤
    String updateInfo = app.getUpdateInfo();
    if (StringUtils.isNotEmpty(updateInfo)) {
        updateInfo = updateInfo.replaceAll("\r\n", "<br />").replaceAll("\n", "<br />");
        updateInfo = updateInfo.replaceAll("\\\\n", "");
        app.setUpdateInfo(updateInfo);
    }

    String description = app.getDescription();
    if (StringUtils.isNotEmpty(description)) {
        description = description.replaceAll("\r\n", "<br />").replaceAll("\n", "<br />");
        description = description.replaceAll("\\\\n", "");

        app.setDescription(description);
    }

    StringBuilder detailPath = new StringBuilder();
    detailPath.append("/").append(app.getId() / 500).append("/").append(app.getId()).append(".html");

    File file = new File(config.getAppDetailGenerateBasePath() + detailPath.toString());

    // if (StringUtils.isEmpty(app.getPageUrl())) {
    // 设置url
    app.setPageUrl(config.getAppPageBaseUrl() + detailPath.toString());

    // }

    // 根据分类查找对应的大游戏集合
    List<BigGamePack> bigGameList = bigGamePackDao.getBigGameByMarkAppId(app.getMarketAppId());

    // 如果 是取倒是，则不用判断 原文件是否存在 ，一律全部重新生成
    if (isAll) {
        GenerateHelper.generateAppDetailByTemplate(file, app, template, catalog, permissionsMap, appTags, AppTopic,
                bigGameList);

        dao.updatePageUrl(app);// 需要时才更新 db
        return;
    }

    // 如果模板的最后 修改时间 比 应用 新，则需要全部重新生成 ，而不用应用 判断 文件 是否存在
    if (!file.exists() || FileUtils.isFileOlder(file, template.getLastModified())
            || FileUtils.isFileOlder(file, app.getLastFetchTime() == null ? new Date() : app.getLastFetchTime())
            || FileUtils.isFileOlder(file, app.getLastUpdateTime() == null ? new Date() : app.getLastUpdateTime())) {

        GenerateHelper.generateAppDetailByTemplate(file, app, template, catalog, permissionsMap, appTags, AppTopic,
                bigGameList);

        dao.updatePageUrl(app);// 需要时才更新 db
    }
}
 

import org.apache.commons.io.FileUtils; //导入方法依赖的package包/类
protected Collection<File> loadFile(FhirContext theCtx, String theSpecUrl, String theFilepath, boolean theCacheFile) throws IOException {
	String userHomeDir = System.getProperty("user.home");

	File applicationDir = new File(userHomeDir + File.separator + "." + "hapi-fhir-cli");
	FileUtils.forceMkdir(applicationDir);

	Collection<File> inputFiles;
	if (isNotBlank(theFilepath)) {
		ourLog.info("Loading from local path: {}", theFilepath);

		if (theFilepath.startsWith("~" + File.separator)) {
			theFilepath = userHomeDir + theFilepath.substring(1);
		}

		File suppliedFile = new File(FilenameUtils.normalize(theFilepath));

		if (suppliedFile.isDirectory()) {
			inputFiles = FileUtils.listFiles(suppliedFile, new String[]{"zip"}, false);
		} else {
			inputFiles = Collections.singletonList(suppliedFile);
		}

	} else {

		File cacheDir = new File(applicationDir, "cache");
		FileUtils.forceMkdir(cacheDir);

		File inputFile = new File(cacheDir, "examples-json-" + theCtx.getVersion().getVersion() + ".zip");

		Date cacheExpiryDate = DateUtils.addHours(new Date(), -12);

		if (!inputFile.exists() | (theCacheFile && FileUtils.isFileOlder(inputFile, cacheExpiryDate))) {

			File exampleFileDownloading = new File(cacheDir, "examples-json-" + theCtx.getVersion().getVersion() + ".zip.partial");

			HttpGet get = new HttpGet(theSpecUrl);
			CloseableHttpClient client = HttpClientBuilder.create().build();
			CloseableHttpResponse result = client.execute(get);

			if (result.getStatusLine().getStatusCode() != 200) {
				throw new CommandFailureException("Got HTTP " + result.getStatusLine().getStatusCode() + " response code loading " + theSpecUrl);
			}

			ourLog.info("Downloading from remote url: {}", theSpecUrl);
			downloadFileFromInternet(result, exampleFileDownloading);

			FileUtils.deleteQuietly(inputFile);
			FileUtils.moveFile(exampleFileDownloading, inputFile);

			if (!theCacheFile) {
				inputFile.deleteOnExit();
			}

			ourLog.info("Successfully Loaded example pack ({})", FileUtils.byteCountToDisplaySize(FileUtils.sizeOf(inputFile)));
			IOUtils.closeQuietly(result.getEntity().getContent());
		}

		inputFiles = Collections.singletonList(inputFile);

	}
	return inputFiles;
}