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package org.glassfish.appclient.server.core.jws;
import java.net.URI;
import java.util.Properties;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.glassfish.grizzly.http.server.Request;
/**
*
* @author tjquinn
*/
public class Util {
/**
* pattern is: "${" followed by all chars excluding "}" followed by "}",
* capturing into group 1 all chars between the "${" and the "}"
*/
private static final Pattern TOKEN_SUBSTITUTION = Pattern.compile("\\$\\{([^\\}]*)\\}");
private static final String SLASH_REPLACEMENT = Matcher.quoteReplacement("\\\\");
private static final String DOLLAR_REPLACEMENT = Matcher.quoteReplacement("\\$");
/**
* Searches for placeholders of the form ${token-name} in the input String, retrieves
* the property with name token-name from the Properties object, and (if
* found) replaces the token in the input string with the property value.
* @param s String possibly containing tokens
* @param values Properties object containing name/value pairs for substitution
* @return the original string with tokens substituted using their values
* from the Properties object
*/
public static String replaceTokens(String s, Properties values) {
Matcher m = TOKEN_SUBSTITUTION.matcher(s);
StringBuffer sb = new StringBuffer();
/*
* For each match, retrieve group 1 - the token - and use its value from
* the Properties object (if found there) to replace the token with the
* value.
*/
while (m.find()) {
String propertyName = m.group(1);
String propertyValue = values.getProperty(propertyName);
/*
* Substitute only if the properties object contained a setting
* for the placeholder we found.
*/
if (propertyValue != null) {
/*
* The next line quotes any $ signs and backslashes in the replacement string
* so they are not interpreted as meta-characters by the regular expression
* processor's appendReplacement.
*/
String adjustedPropertyValue =
propertyValue.replaceAll("\\\\",SLASH_REPLACEMENT).
replaceAll("\\$", DOLLAR_REPLACEMENT);
String x = s.substring(m.start(),m.end());
try {
m.appendReplacement(sb, adjustedPropertyValue);
} catch (IllegalArgumentException iae) {
System.err.println("**** appendReplacement failed: segment is " + x + "; original replacement was " + propertyValue + " and adj. replacement is " + adjustedPropertyValue + "; exc follows");
throw iae;
}
}
}
/*
* There are no more matches, so append whatever remains of the matcher's input
* string to the output.
*/
m.appendTail(sb);
return sb.toString();
}
public static String toXMLEscapedInclAmp(final String content) {
return toXMLEscaped(content.replaceAll("&", "&"));
}
public static String toXMLEscaped(final String content) {
return content.
replaceAll("<", "<").
replaceAll(">", ">").
replaceAll("\"", """);
}
public static URI getCodebase(final Request gReq) {
return URI.create(gReq.getScheme() + "://" + gReq.getServerName());
}
}