shiro配置文件读取(1)

shiro配置文件读取(一)
通过Java代码加载shiro.ini文件。

//加载ini文件
Factory<SecurityManager> factory = new IniSecurityManagerFactory("classpath:shiro.ini");

    public IniSecurityManagerFactory(String iniResourcePath) {        this(Ini.fromResourcePath(iniResourcePath));    }

    /**     * Creates a new {@code Ini} instance loaded with the INI-formatted data in the resource at the given path.  The     * resource path may be any value interpretable by the     * {@link ResourceUtils#getInputStreamForPath(String) ResourceUtils.getInputStreamForPath} method.     *     * @param resourcePath the resource location of the INI data to load when creating the {@code Ini} instance.     * @return a new {@code Ini} instance loaded with the INI-formatted data in the resource at the given path.     * @throws ConfigurationException if the path cannot be loaded into an {@code Ini} instance.     */    public static Ini fromResourcePath(String resourcePath) throws ConfigurationException {        if (!StringUtils.hasLength(resourcePath)) {            throw new IllegalArgumentException("Resource Path argument cannot be null or empty.");        }        Ini ini = new Ini();        ini.loadFromPath(resourcePath);        return ini;    }

    /**     * Loads data from the specified resource path into this current {@code Ini} instance.  The     * resource path may be any value interpretable by the     * {@link ResourceUtils#getInputStreamForPath(String) ResourceUtils.getInputStreamForPath} method.     *     * @param resourcePath the resource location of the INI data to load into this instance.     * @throws ConfigurationException if the path cannot be loaded     */    public void loadFromPath(String resourcePath) throws ConfigurationException {        InputStream is;        try {            is = ResourceUtils.getInputStreamForPath(resourcePath);        } catch (IOException e) {            throw new ConfigurationException(e);        }        load(is);    }

   /**     * Returns the InputStream for the resource represented by the specified path, supporting scheme     * prefixes that direct how to acquire the input stream     * ({@link #CLASSPATH_PREFIX CLASSPATH_PREFIX},     * {@link #URL_PREFIX URL_PREFIX}, or {@link #FILE_PREFIX FILE_PREFIX}).  If the path is not prefixed by one     * of these schemes, the path is assumed to be a file-based path that can be loaded with a     * {@link FileInputStream FileInputStream}.     *     * @param resourcePath the String path representing the resource to obtain.     * @return the InputStraem for the specified resource.     * @throws IOException if there is a problem acquiring the resource at the specified path.     */    public static InputStream getInputStreamForPath(String resourcePath) throws IOException {        InputStream is;        if (resourcePath.startsWith(CLASSPATH_PREFIX)) {            is = loadFromClassPath(stripPrefix(resourcePath));        } else if (resourcePath.startsWith(URL_PREFIX)) {            is = loadFromUrl(stripPrefix(resourcePath));        } else if (resourcePath.startsWith(FILE_PREFIX)) {            is = loadFromFile(stripPrefix(resourcePath));        } else {            is = loadFromFile(resourcePath);        }        if (is == null) {            throw new IOException("Resource [" + resourcePath + "] could not be found.");        }        return is;    }

   /**     * Resource path prefix that specifies to load from a classpath location, value is <b>{@code classpath:}</b>     */    public static final String CLASSPATH_PREFIX = "classpath:";    /**     * Resource path prefix that specifies to load from a url location, value is <b>{@code url:}</b>     */    public static final String URL_PREFIX = "url:";    /**     * Resource path prefix that specifies to load from a file location, value is <b>{@code file:}</b>     */    public static final String FILE_PREFIX = "file:";