KEYCLOAK-5859

saml-core-api/src/main/java/org/keycloak/saml/common/util/Base64.java

@@ -736,158 +736,6 @@ public class Base64 {
         return obj;
     } // end decodeObject
 
-    /**
-     * Convenience method for encoding data to a file.
-     *
-     * @param dataToEncode byte array of data to encode in base64 form
-     * @param filename Filename for saving encoded data
-     * @return <tt>true</tt> if successful, <tt>false</tt> otherwise
-     *
-     * @since 2.1
-     */
-    public static boolean encodeToFile(byte[] dataToEncode, String filename) {
-        boolean success = false;
-        Base64.OutputStream bos = null;
-        try {
-            bos = new Base64.OutputStream(new java.io.FileOutputStream(filename), Base64.ENCODE);
-            bos.write(dataToEncode);
-            success = true;
-        } // end try
-        catch (java.io.IOException e) {
-
-            success = false;
-        } // end catch: IOException
-        finally {
-            try {
-                bos.close();
-            } catch (Exception e) {
-            }
-        } // end finally
-
-        return success;
-    } // end encodeToFile
-
-    /**
-     * Convenience method for decoding data to a file.
-     *
-     * @param dataToDecode Base64-encoded data as a string
-     * @param filename Filename for saving decoded data
-     * @return <tt>true</tt> if successful, <tt>false</tt> otherwise
-     *
-     * @since 2.1
-     */
-    public static boolean decodeToFile(String dataToDecode, String filename) {
-        boolean success = false;
-        Base64.OutputStream bos = null;
-        try {
-            bos = new Base64.OutputStream(new java.io.FileOutputStream(filename), Base64.DECODE);
-            bos.write(dataToDecode.getBytes(PREFERRED_ENCODING));
-            success = true;
-        } // end try
-        catch (java.io.IOException e) {
-            success = false;
-        } // end catch: IOException
-        finally {
-            try {
-                bos.close();
-            } catch (Exception e) {
-            }
-        } // end finally
-
-        return success;
-    } // end decodeToFile
-
-    /**
-     * Convenience method for reading a base64-encoded file and decoding it.
-     *
-     * @param filename Filename for reading encoded data
-     * @return decoded byte array or null if unsuccessful
-     *
-     * @since 2.1
-     */
-    public static byte[] decodeFromFile(String filename) {
-        byte[] decodedData = null;
-        Base64.InputStream bis = null;
-        try {
-            // Set up some useful variables
-            java.io.File file = new java.io.File(filename);
-            byte[] buffer = null;
-            int length = 0;
-            int numBytes = 0;
-
-            // Check for size of file
-            if (file.length() > Integer.MAX_VALUE) {
-                throw new IllegalStateException("File is too big for this convenience method (" + file.length() + " bytes).");
-            } // end if: file too big for int index
-            buffer = new byte[(int) file.length()];
-
-            // Open a stream
-            bis = new Base64.InputStream(new java.io.BufferedInputStream(new java.io.FileInputStream(file)), Base64.DECODE);
-
-            // Read until done
-            while ((numBytes = bis.read(buffer, length, 4096)) >= 0)
-                length += numBytes;
-
-            // Save in a variable to return
-            decodedData = new byte[length];
-            System.arraycopy(buffer, 0, decodedData, 0, length);
-
-        } // end try
-        catch (java.io.IOException e) {
-            throw new IllegalStateException("Error decoding from file " + filename);
-        } // end catch: IOException
-        finally {
-            try {
-                bis.close();
-            } catch (Exception e) {
-            }
-        } // end finally
-
-        return decodedData;
-    } // end decodeFromFile
-
-    /**
-     * Convenience method for reading a binary file and base64-encoding it.
-     *
-     * @param filename Filename for reading binary data
-     * @return base64-encoded string or null if unsuccessful
-     *
-     * @since 2.1
-     */
-    public static String encodeFromFile(String filename) {
-        String encodedData = null;
-        Base64.InputStream bis = null;
-        try {
-            // Set up some useful variables
-            java.io.File file = new java.io.File(filename);
-            byte[] buffer = new byte[(int) (file.length() * 1.4)];
-            int length = 0;
-            int numBytes = 0;
-
-            // Open a stream
-            bis = new Base64.InputStream(new java.io.BufferedInputStream(new java.io.FileInputStream(file)), Base64.ENCODE);
-
-            // Read until done
-            while ((numBytes = bis.read(buffer, length, 4096)) >= 0)
-                length += numBytes;
-
-            // Save in a variable to return
-            encodedData = new String(buffer, 0, length, Base64.PREFERRED_ENCODING);
-
-        } // end try
-        catch (java.io.IOException e) {
-            throw new IllegalStateException("Error encoding from file " + filename);
-        } // end catch: IOException
-        finally {
-            try {
-                bis.close();
-            } catch (Exception e) {
-            }
-        } // end finally
-
-        return encodedData;
-    } // end encodeFromFile
-
     /* ******** I N N E R C L A S S I N P U T S T R E A M ******** */
 
     /**