*/
/**
- * Convert a web browser cookie specification to a JSONObject and back.
- * JSON and Cookies are both notations for name/value pairs.
+ * Convert a web browser cookie specification to a JSONObject and back. JSON and
+ * Cookies are both notations for name/value pairs.
+ *
* @author JSON.org
* @version 2015-12-09
*/
-public class Cookie {
+public class Cookie
+{
- /**
- * Produce a copy of a string in which the characters '+', '%', '=', ';'
- * and control characters are replaced with "%hh". This is a gentle form
- * of URL encoding, attempting to cause as little distortion to the
- * string as possible. The characters '=' and ';' are meta characters in
- * cookies. By convention, they are escaped using the URL-encoding. This is
- * only a convention, not a standard. Often, cookies are expected to have
- * encoded values. We encode '=' and ';' because we must. We encode '%' and
- * '+' because they are meta characters in URL encoding.
- * @param string The source string.
- * @return The escaped result.
- */
- public static String escape(String string) {
- char c;
- String s = string.trim();
- int length = s.length();
- StringBuilder sb = new StringBuilder(length);
- for (int i = 0; i < length; i += 1) {
- c = s.charAt(i);
- if (c < ' ' || c == '+' || c == '%' || c == '=' || c == ';') {
- sb.append('%');
- sb.append(Character.forDigit((char)((c >>> 4) & 0x0f), 16));
- sb.append(Character.forDigit((char)(c & 0x0f), 16));
- } else {
- sb.append(c);
- }
- }
- return sb.toString();
+ /**
+ * Produce a copy of a string in which the characters '+', '%', '=', ';' and
+ * control characters are replaced with "%hh". This is a gentle form of URL
+ * encoding, attempting to cause as little distortion to the string as
+ * possible. The characters '=' and ';' are meta characters in cookies. By
+ * convention, they are escaped using the URL-encoding. This is only a
+ * convention, not a standard. Often, cookies are expected to have encoded
+ * values. We encode '=' and ';' because we must. We encode '%' and '+'
+ * because they are meta characters in URL encoding.
+ *
+ * @param string
+ * The source string.
+ * @return The escaped result.
+ */
+ public static String escape(String string)
+ {
+ char c;
+ String s = string.trim();
+ int length = s.length();
+ StringBuilder sb = new StringBuilder(length);
+ for (int i = 0; i < length; i += 1)
+ {
+ c = s.charAt(i);
+ if (c < ' ' || c == '+' || c == '%' || c == '=' || c == ';')
+ {
+ sb.append('%');
+ sb.append(Character.forDigit((char) ((c >>> 4) & 0x0f), 16));
+ sb.append(Character.forDigit((char) (c & 0x0f), 16));
+ }
+ else
+ {
+ sb.append(c);
+ }
}
+ return sb.toString();
+ }
-
- /**
- * Convert a cookie specification string into a JSONObject. The string
- * will contain a name value pair separated by '='. The name and the value
- * will be unescaped, possibly converting '+' and '%' sequences. The
- * cookie properties may follow, separated by ';', also represented as
- * name=value (except the secure property, which does not have a value).
- * The name will be stored under the key "name", and the value will be
- * stored under the key "value". This method does not do checking or
- * validation of the parameters. It only converts the cookie string into
- * a JSONObject.
- * @param string The cookie specification string.
- * @return A JSONObject containing "name", "value", and possibly other
- * members.
- * @throws JSONException
- */
- public static JSONObject toJSONObject(String string) throws JSONException {
- String name;
- JSONObject jo = new JSONObject();
- Object value;
- JSONTokener x = new JSONTokener(string);
- jo.put("name", x.nextTo('='));
- x.next('=');
- jo.put("value", x.nextTo(';'));
- x.next();
- while (x.more()) {
- name = unescape(x.nextTo("=;"));
- if (x.next() != '=') {
- if (name.equals("secure")) {
- value = Boolean.TRUE;
- } else {
- throw x.syntaxError("Missing '=' in cookie parameter.");
- }
- } else {
- value = unescape(x.nextTo(';'));
- x.next();
- }
- jo.put(name, value);
+ /**
+ * Convert a cookie specification string into a JSONObject. The string will
+ * contain a name value pair separated by '='. The name and the value will be
+ * unescaped, possibly converting '+' and '%' sequences. The cookie properties
+ * may follow, separated by ';', also represented as name=value (except the
+ * secure property, which does not have a value). The name will be stored
+ * under the key "name", and the value will be stored under the key "value".
+ * This method does not do checking or validation of the parameters. It only
+ * converts the cookie string into a JSONObject.
+ *
+ * @param string
+ * The cookie specification string.
+ * @return A JSONObject containing "name", "value", and possibly other
+ * members.
+ * @throws JSONException
+ */
+ public static JSONObject toJSONObject(String string) throws JSONException
+ {
+ String name;
+ JSONObject jo = new JSONObject();
+ Object value;
+ JSONTokener x = new JSONTokener(string);
+ jo.put("name", x.nextTo('='));
+ x.next('=');
+ jo.put("value", x.nextTo(';'));
+ x.next();
+ while (x.more())
+ {
+ name = unescape(x.nextTo("=;"));
+ if (x.next() != '=')
+ {
+ if (name.equals("secure"))
+ {
+ value = Boolean.TRUE;
+ }
+ else
+ {
+ throw x.syntaxError("Missing '=' in cookie parameter.");
}
- return jo;
+ }
+ else
+ {
+ value = unescape(x.nextTo(';'));
+ x.next();
+ }
+ jo.put(name, value);
}
+ return jo;
+ }
+ /**
+ * Convert a JSONObject into a cookie specification string. The JSONObject
+ * must contain "name" and "value" members. If the JSONObject contains
+ * "expires", "domain", "path", or "secure" members, they will be appended to
+ * the cookie specification string. All other members are ignored.
+ *
+ * @param jo
+ * A JSONObject
+ * @return A cookie specification string
+ * @throws JSONException
+ */
+ public static String toString(JSONObject jo) throws JSONException
+ {
+ StringBuilder sb = new StringBuilder();
- /**
- * Convert a JSONObject into a cookie specification string. The JSONObject
- * must contain "name" and "value" members.
- * If the JSONObject contains "expires", "domain", "path", or "secure"
- * members, they will be appended to the cookie specification string.
- * All other members are ignored.
- * @param jo A JSONObject
- * @return A cookie specification string
- * @throws JSONException
- */
- public static String toString(JSONObject jo) throws JSONException {
- StringBuilder sb = new StringBuilder();
-
- sb.append(escape(jo.getString("name")));
- sb.append("=");
- sb.append(escape(jo.getString("value")));
- if (jo.has("expires")) {
- sb.append(";expires=");
- sb.append(jo.getString("expires"));
- }
- if (jo.has("domain")) {
- sb.append(";domain=");
- sb.append(escape(jo.getString("domain")));
- }
- if (jo.has("path")) {
- sb.append(";path=");
- sb.append(escape(jo.getString("path")));
- }
- if (jo.optBoolean("secure")) {
- sb.append(";secure");
- }
- return sb.toString();
+ sb.append(escape(jo.getString("name")));
+ sb.append("=");
+ sb.append(escape(jo.getString("value")));
+ if (jo.has("expires"))
+ {
+ sb.append(";expires=");
+ sb.append(jo.getString("expires"));
+ }
+ if (jo.has("domain"))
+ {
+ sb.append(";domain=");
+ sb.append(escape(jo.getString("domain")));
+ }
+ if (jo.has("path"))
+ {
+ sb.append(";path=");
+ sb.append(escape(jo.getString("path")));
+ }
+ if (jo.optBoolean("secure"))
+ {
+ sb.append(";secure");
}
+ return sb.toString();
+ }
- /**
- * Convert <code>%</code><i>hh</i> sequences to single characters, and
- * convert plus to space.
- * @param string A string that may contain
- * <code>+</code> <small>(plus)</small> and
- * <code>%</code><i>hh</i> sequences.
- * @return The unescaped string.
- */
- public static String unescape(String string) {
- int length = string.length();
- StringBuilder sb = new StringBuilder(length);
- for (int i = 0; i < length; ++i) {
- char c = string.charAt(i);
- if (c == '+') {
- c = ' ';
- } else if (c == '%' && i + 2 < length) {
- int d = JSONTokener.dehexchar(string.charAt(i + 1));
- int e = JSONTokener.dehexchar(string.charAt(i + 2));
- if (d >= 0 && e >= 0) {
- c = (char)(d * 16 + e);
- i += 2;
- }
- }
- sb.append(c);
+ /**
+ * Convert <code>%</code><i>hh</i> sequences to single characters, and convert
+ * plus to space.
+ *
+ * @param string
+ * A string that may contain
+ * <code>+</code> <small>(plus)</small> and
+ * <code>%</code><i>hh</i> sequences.
+ * @return The unescaped string.
+ */
+ public static String unescape(String string)
+ {
+ int length = string.length();
+ StringBuilder sb = new StringBuilder(length);
+ for (int i = 0; i < length; ++i)
+ {
+ char c = string.charAt(i);
+ if (c == '+')
+ {
+ c = ' ';
+ }
+ else if (c == '%' && i + 2 < length)
+ {
+ int d = JSONTokener.dehexchar(string.charAt(i + 1));
+ int e = JSONTokener.dehexchar(string.charAt(i + 2));
+ if (d >= 0 && e >= 0)
+ {
+ c = (char) (d * 16 + e);
+ i += 2;
}
- return sb.toString();
+ }
+ sb.append(c);
}
+ return sb.toString();
+ }
}
git://source.jalview.org / jalview.git / blobdiff