common_helper/src/main/java/com/xiongyingqi/util/PropertiesHelper.java
public static Map<String, String> readProperties(File propertiesFile) {
        if (!propertiesFile.exists()) {
            return null;
        }
        InputStream inputStream = null;
        try {
            inputStream = new FileInputStream(propertiesFile);
            return readProperties(inputStream);
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (inputStream != null) {
                try {
                    inputStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return null;
    }
public static Map<String, String> readProperties(File propertiesFile) {
        if (!propertiesFile.exists()) {
            return null;
        }
        InputStream inputStream = null;
        try {
            inputStream = new FileInputStream(propertiesFile);
            return readProperties(inputStream);
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (inputStream != null) {
                try {
                    inputStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return null;
    }
读取属性文件

@param propertiesFile