[Feature #5052] Added code to encrypt folderID by StringEncrypter and then decode it in Base64 to provide a safe-url
git-svn-id: http://svn.d4science-ii.research-infrastructures.eu/gcube/trunk/portlets/user/workspace-tree-widget@131475 82a268e6-3cf1-43bd-a215-b396298e98cftask/19600
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/**
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*
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*
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*/
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package org.gcube.portlets.user.workspace.server.util;
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import java.io.UnsupportedEncodingException;
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import org.apache.commons.codec.binary.Base64;
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import org.apache.log4j.Logger;
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/**
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* The Class StringUtil.
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* @Jul 9, 2013
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*
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*/
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public class StringUtil {
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/** The Constant UTF_8. */
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public static final String UTF_8 = "UTF-8";
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public static String regx = ",@+^'?!\"%&$£/#()";
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protected static Logger logger = Logger.getLogger(StringUtil.class);
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/**
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* Removes the special characters.
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*
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* @param input
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* the input
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* @return the string
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*/
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public static String removeSpecialCharacters(String input) {
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char[] ca = regx.toCharArray();
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for (char c : ca) {
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input = input.replace(""+c, "");
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}
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return input;
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char[] ca = regx.toCharArray();
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for (char c : ca) {
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input = input.replace("" + c, "");
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}
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return input;
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}
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public static void main(String[] args) {
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String input = "Just to clarify, Iì13ì? will have strings of varying "
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+ "lengths. I want to strip characters from it, the exact "
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+ "ones to be determined at !\"%&$£/ runtime, and return the "
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+ "resulting string...";
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input = removeSpecialCharacters(input);
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System.out.println(input);
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System.out.println(replaceAllWhiteSpace(input, "_"));
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/**
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* Replace all white space.
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*
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* @param input
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* the input
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* @param replacement
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* the replacement
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* @return the string
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*/
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public static String replaceAllWhiteSpace(String input, String replacement) {
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return input.replaceAll("\\s", replacement);
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}
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public static String replaceAllWhiteSpace(String input, String replacement){
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return input.replaceAll("\\s",replacement);
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/**
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* Base64 decode string.
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*
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* @param s the s
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* @return the string
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*/
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public static String base64DecodeString(String s) {
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try {
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return new String(Base64.decodeBase64(s.getBytes(UTF_8)));
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}
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catch (UnsupportedEncodingException e) {
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logger.error("Failed to decode the String", e);
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logger.error("Returning input string: " + s);
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return s;
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}
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}
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/**
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* Base64 encode string url safe.
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*
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* @param s the s
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* @return the string
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*/
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public static String base64EncodeStringURLSafe(String s) {
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try {
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return Base64.encodeBase64URLSafeString(s.getBytes(UTF_8));
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}
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catch (UnsupportedEncodingException e) {
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logger.error("Failed to decode the String", e);
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logger.error("Returning input string: " + s);
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return s;
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}
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}
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/**
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* Base64 encode string.
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*
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* @param s the s
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* @return the string
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*/
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public static String base64EncodeString(String s) {
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try {
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return new String(Base64.encodeBase64(s.getBytes(UTF_8)));
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}
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catch (UnsupportedEncodingException e) {
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logger.error("Failed to encode the String", e);
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logger.error("Returning input string: " + s);
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return s;
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}
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}
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/*
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* public static void main(String[] args) { String input =
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* "Just to clarify, Iì13ì? will have strings of varying " +
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* "lengths. I want to strip characters from it, the exact " +
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* "ones to be determined at !\"%&$£/ runtime, and return the " +
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* "resulting string..."; input = removeSpecialCharacters(input);
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* System.out.println(input); System.out.println(replaceAllWhiteSpace(input,
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* "_")); }
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*/
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}
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@ -0,0 +1,78 @@
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/**
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*
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*/
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package org.gcube.portlets.user.workspace;
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import org.gcube.common.encryption.StringEncrypter;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.portlets.user.workspace.server.util.StringUtil;
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/**
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* The Class TestEncodeDecodeBase64.
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* Sep 19, 2016
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*/
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public class TestEncodeDecodeBase64 {
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static final String SCOPE = "/gcube";
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// static String folderId = "e7b6bc31-8c35-4398-a7fd-492e391e17d2";
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static String folderId = "ce4866ee-8079-4acf-bcd6-1c9dd786eb73";
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static String encrypted="";
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static String encoded = "";
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static String decoded = "";
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static String decrypted = "";
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/**
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* The main method.
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*
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* @param args the arguments
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*/
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public static void main(String[] args) {
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try {
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ScopeProvider.instance.set(SCOPE);
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System.out.println("Folder Id: "+folderId);
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encode();
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decode();
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if(decrypted.compareTo(folderId)==0)
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System.out.println("Encrypt/Decript works!");
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else
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System.out.println("Encrypt/Decript doesn't work!");
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}
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catch (Exception e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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}
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/**
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* Encode.
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*
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* @throws Exception the exception
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*/
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private static void encode() throws Exception {
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encrypted = StringEncrypter.getEncrypter().encrypt(folderId);
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System.out.println("Encrypted folder Id: "+encrypted);
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encoded = StringUtil.base64EncodeStringURLSafe(encrypted);
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System.out.println("Encoded folder Id: "+encoded);
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}
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/**
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* Decode.
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*
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* @throws Exception the exception
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*/
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private static void decode() throws Exception {
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decoded = StringUtil.base64DecodeString(encoded);
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System.out.println("Decoded folder Id: "+decoded);
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decrypted = StringEncrypter.getEncrypter().decrypt(decoded);
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System.out.println("Decrypted folder Id: "+decrypted);
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}
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}
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