Author: markt
Date: Tue Oct 30 09:00:33 2018
New Revision: 1845203
URL: http://svn.apache.org/viewvc?rev=1845203&view=rev
Log:
Copy code to avoid unwanted dependency.
Modified:
tomcat/trunk/java/org/apache/catalina/tribes/group/interceptors/EncryptInterceptor.java
Modified:
tomcat/trunk/java/org/apache/catalina/tribes/group/interceptors/EncryptInterceptor.java
URL:
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/tribes/group/interceptors/EncryptInterceptor.java?rev=1845203&r1=1845202&r2=1845203&view=diff
==============================================================================
---
tomcat/trunk/java/org/apache/catalina/tribes/group/interceptors/EncryptInterceptor.java
(original)
+++
tomcat/trunk/java/org/apache/catalina/tribes/group/interceptors/EncryptInterceptor.java
Tue Oct 30 09:00:33 2018
@@ -35,7 +35,7 @@ import org.apache.catalina.tribes.io.XBy
import org.apache.catalina.tribes.util.StringManager;
import org.apache.juli.logging.Log;
import org.apache.juli.logging.LogFactory;
-import org.apache.tomcat.util.buf.HexUtils;
+
/**
* Adds encryption using a pre-shared key.
@@ -196,10 +196,11 @@ public class EncryptInterceptor extends
* @param keyBytes The encryption key.
*/
public void setEncryptionKey(String keyBytes) {
- if(null == keyBytes)
+ if (null == keyBytes) {
setEncryptionKey((byte[])null);
- else
- setEncryptionKey(HexUtils.fromHexString(keyBytes.trim()));
+ } else {
+ setEncryptionKey(fromHexString(keyBytes.trim()));
+ }
}
/**
@@ -361,4 +362,49 @@ public class EncryptInterceptor extends
private byte[] decrypt(byte[] bytes) throws IllegalBlockSizeException,
BadPaddingException {
return getDecryptionCipher().doFinal(bytes);
}
+
+
+ // Copied from org.apache.tomcat.util.buf.HexUtils
+
+ private static final int[] DEC = {
+ 00, 01, 02, 03, 04, 05, 06, 07, 8, 9, -1, -1, -1, -1, -1, -1,
+ -1, 10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, 10, 11, 12, 13, 14, 15,
+ };
+
+
+ private static int getDec(int index) {
+ // Fast for correct values, slower for incorrect ones
+ try {
+ return DEC[index - '0'];
+ } catch (ArrayIndexOutOfBoundsException ex) {
+ return -1;
+ }
+ }
+
+
+ private static byte[] fromHexString(String input) {
+ if (input == null) {
+ return null;
+ }
+
+ if ((input.length() & 1) == 1) {
+ // Odd number of characters
+ throw new
IllegalArgumentException(sm.getString("hexUtils.fromHex.oddDigits"));
+ }
+
+ char[] inputChars = input.toCharArray();
+ byte[] result = new byte[input.length() >> 1];
+ for (int i = 0; i < result.length; i++) {
+ int upperNibble = getDec(inputChars[2*i]);
+ int lowerNibble = getDec(inputChars[2*i + 1]);
+ if (upperNibble < 0 || lowerNibble < 0) {
+ // Non hex character
+ throw new
IllegalArgumentException(sm.getString("hexUtils.fromHex.nonHex"));
+ }
+ result[i] = (byte) ((upperNibble << 4) + lowerNibble);
+ }
+ return result;
+ }
}
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