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Throw IllegalStateException in StringUtils.hash()
instead of Log. Also create UTF8 and SHA1 constant.
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1 changed files with 11 additions and 7 deletions
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@ -22,14 +22,14 @@ import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.security.NoSuchAlgorithmException;
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import java.util.Collection;
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import java.util.Collection;
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import java.util.Random;
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import java.util.Random;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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/**
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/**
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* A collection of utility methods for String objects.
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* A collection of utility methods for String objects.
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*/
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*/
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public class StringUtils {
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public class StringUtils {
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private static final Logger LOGGER = Logger.getLogger(StringUtils.class.getName());
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public static final String SHA1 = "SHA-1";
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public static final String UTF8 = "UTF-8";
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public static final String QUOTE_ENCODE = """;
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public static final String QUOTE_ENCODE = """;
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public static final String APOS_ENCODE = "'";
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public static final String APOS_ENCODE = "'";
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@ -120,18 +120,22 @@ public class StringUtils {
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public synchronized static String hash(String data) {
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public synchronized static String hash(String data) {
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if (digest == null) {
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if (digest == null) {
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try {
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try {
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digest = MessageDigest.getInstance("SHA-1");
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digest = MessageDigest.getInstance(SHA1);
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}
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}
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catch (NoSuchAlgorithmException nsae) {
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catch (NoSuchAlgorithmException nsae) {
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LOGGER.log(Level.SEVERE, "Failed to load the SHA-1 MessageDigest. Smack will be unable to function normally.", nsae);
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// Smack wont be able to function normally if this exception is thrown, wrap it into
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// an ISE and make the user aware of the problem.
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throw new IllegalStateException(nsae);
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}
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}
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}
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}
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// Now, compute hash.
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// Now, compute hash.
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try {
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try {
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digest.update(data.getBytes("UTF-8"));
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digest.update(data.getBytes(UTF8));
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}
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}
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catch (UnsupportedEncodingException e) {
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catch (UnsupportedEncodingException e) {
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LOGGER.log(Level.SEVERE, "Error computing hash", e);
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// Smack wont be able to function normally if this exception is thrown, wrap it into an
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// ISE and make the user aware of the problem.
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throw new IllegalStateException(e);
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}
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}
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return encodeHex(digest.digest());
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return encodeHex(digest.digest());
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}
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}
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