javax.security.jacc.HttpMethodSpec Maven / Gradle / Ivy
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package javax.security.jacc;
import java.util.ArrayList;
import java.util.BitSet;
import java.util.Collections;
import java.util.HashMap;
/**
* This class is used ...
*
*
* @author Ron Monzillo
* @author Gary Ellison
*/
final class HttpMethodSpec {
private static final String comma = ",";
private static final String emptyString = "";
private static final String exclaimationPoint = "!";
private static final char exclaimationPointChar = '!';
private static Object methodKeys[] =
{ "DELETE",
"GET",
"HEAD",
"OPTIONS",
"POST",
"PUT",
"TRACE"
};
private static int mapSize = methodKeys.length;
private static HashMap methodHash = new HashMap();
static {
int b = 1;
for (int i=0; i= 0 && bitPos < extensionMethods.size()) {
return (String) extensionMethods.get(bitPos);
} else {
throw new RuntimeException
("invalid (extensionMethods) bit position: '" + bitPos +
"' size: '" + extensionMethods.size() + " '");
}
}
}
private static HttpMethodSpec getStandardSpec(String actions, BitSet set)
{
boolean isExceptionList = false;
if (actions.charAt(0) == exclaimationPointChar) {
isExceptionList = true;
if (actions.length() < 2) {
throw new IllegalArgumentException
("illegal HTTP method Spec actions: '" + actions + "'");
}
actions = actions.substring(1);
}
int map = makeMethodSet(actions, set);
HttpMethodSpec rvalue;
if (isExceptionList) {
rvalue = exceptionSpecArray[map];
} else {
rvalue = specArray[map];
}
return rvalue;
}
private static int makeMethodSet (String actions, BitSet set)
{
int i = 0;
int mSet = 0;
int commaPos = 0;
while (commaPos >= 0 && i < actions.length()) {
commaPos = actions.indexOf(comma,i);
if (commaPos != 0) {
String method;
if (commaPos < 0) {
method = actions.substring(i);
} else {
method = actions.substring(i,commaPos);
}
Integer bit = (Integer) methodHash.get(method);
if (bit != null) {
mSet |= bit.intValue();
} else {
setExtensionBit(method,set);
}
i = commaPos + 1;
}
else {
throw new IllegalArgumentException
("illegal HTTP method Spec actions: '" + actions + "'");
}
}
return mSet;
}
private String getExtensionActions(String standardActions, int map, BitSet set)
{
ArrayList methods = null;
for(int i=set.nextSetBit(0); i>=0; i=set.nextSetBit(i+1)) {
if (methods == null) {
methods = new ArrayList();
}
methods.add(getExtensionMethod(i));
}
String rvalue;
if (methods == null) {
rvalue = standardActions;
} else {
Collections.sort(methods);
StringBuffer actBuf = new StringBuffer
(standardActions == null ?
(exceptionList ? exclaimationPoint : emptyString) :
standardActions);
for (int i = 0; i < methods.size(); i++) {
if (i > 0 || map > 0) {
actBuf.append(comma);
}
actBuf.append(methods.get(i));
}
rvalue = actBuf.toString();
}
return rvalue;
}
private String getStandardActions(boolean isExceptionList, int map)
{
int bitValue = 1;
StringBuffer actBuf = null;
for (int i=0; i