* * Licensed under the Apache License, Version 2.0 (the "License");\r
* * you may not use this file except in compliance with the License.\r
* * You may obtain a copy of the License at\r
- * * \r
+ * *\r
* * http://www.apache.org/licenses/LICENSE-2.0\r
- * * \r
+ * *\r
* * Unless required by applicable law or agreed to in writing, software\r
* * distributed under the License is distributed on an "AS IS" BASIS,\r
* * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
* @version $Id: JSONUtilities.java,v 1.1 2013/04/26 21:00:26 eby Exp $\r
*/\r
public class JSONUtilities {\r
- /**\r
- * Does the String <i>v</i> represent a valid Internet address (with or without a\r
- * mask length appended).\r
- * @param v the string to check\r
- * @return true if valid, false otherwise\r
- */\r
- public static boolean validIPAddrOrSubnet(String v) {\r
- String[] pp = { v, "" };\r
- if (v.indexOf('/') > 0)\r
- pp = v.split("/");\r
- try {\r
- InetAddress addr = InetAddress.getByName(pp[0]);\r
- if (pp[1].length() > 0) {\r
- // check subnet mask\r
- int mask = Integer.parseInt(pp[1]);\r
- if (mask > (addr.getAddress().length * 8))\r
- return false;\r
- }\r
- return true;\r
- } catch (UnknownHostException e) {\r
- return false;\r
- }\r
- }\r
- /**\r
- * Build a JSON array from a collection of Strings.\r
- * @param coll the collection\r
- * @return a String containing a JSON array\r
- */\r
- public static String createJSONArray(Collection<String> coll) {\r
- StringBuilder sb = new StringBuilder("[");\r
- String pfx = "\n";\r
- for (String t : coll) {\r
- sb.append(pfx).append(" \"").append(t).append("\"");\r
- pfx = ",\n";\r
- }\r
- sb.append("\n]\n");\r
- return sb.toString();\r
- }\r
+ /**\r
+ * Does the String <i>v</i> represent a valid Internet address (with or without a\r
+ * mask length appended).\r
+ *\r
+ * @param v the string to check\r
+ * @return true if valid, false otherwise\r
+ */\r
+ public static boolean validIPAddrOrSubnet(String v) {\r
+ String[] pp = {v, ""};\r
+ if (v.indexOf('/') > 0)\r
+ pp = v.split("/");\r
+ try {\r
+ InetAddress addr = InetAddress.getByName(pp[0]);\r
+ if (pp[1].length() > 0) {\r
+ // check subnet mask\r
+ int mask = Integer.parseInt(pp[1]);\r
+ if (mask > (addr.getAddress().length * 8))\r
+ return false;\r
+ }\r
+ return true;\r
+ } catch (UnknownHostException e) {\r
+ return false;\r
+ }\r
+ }\r
+\r
+ /**\r
+ * Build a JSON array from a collection of Strings.\r
+ *\r
+ * @param coll the collection\r
+ * @return a String containing a JSON array\r
+ */\r
+ public static String createJSONArray(Collection<String> coll) {\r
+ StringBuilder sb = new StringBuilder("[");\r
+ String pfx = "\n";\r
+ for (String t : coll) {\r
+ sb.append(pfx).append(" \"").append(t).append("\"");\r
+ pfx = ",\n";\r
+ }\r
+ sb.append("\n]\n");\r
+ return sb.toString();\r
+ }\r
}\r