diff options
Diffstat (limited to 'datarouter-prov/src/main/java/com/att/research/datarouter/provisioning/utils/JSONUtilities.java')
-rw-r--r-- | datarouter-prov/src/main/java/com/att/research/datarouter/provisioning/utils/JSONUtilities.java | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/datarouter-prov/src/main/java/com/att/research/datarouter/provisioning/utils/JSONUtilities.java b/datarouter-prov/src/main/java/com/att/research/datarouter/provisioning/utils/JSONUtilities.java new file mode 100644 index 00000000..e1676588 --- /dev/null +++ b/datarouter-prov/src/main/java/com/att/research/datarouter/provisioning/utils/JSONUtilities.java @@ -0,0 +1,76 @@ +/*******************************************************************************
+ * ============LICENSE_START==================================================
+ * * org.onap.dmaap
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * * ===========================================================================
+ * * Licensed under the Apache License, Version 2.0 (the "License");
+ * * you may not use this file except in compliance with the License.
+ * * You may obtain a copy of the License at
+ * *
+ * * http://www.apache.org/licenses/LICENSE-2.0
+ * *
+ * * Unless required by applicable law or agreed to in writing, software
+ * * distributed under the License is distributed on an "AS IS" BASIS,
+ * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * * See the License for the specific language governing permissions and
+ * * limitations under the License.
+ * * ============LICENSE_END====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+
+
+package com.att.research.datarouter.provisioning.utils;
+
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.util.Collection;
+
+/**
+ * Some utility functions used when creating/validating JSON.
+ *
+ * @author Robert Eby
+ * @version $Id: JSONUtilities.java,v 1.1 2013/04/26 21:00:26 eby Exp $
+ */
+public class JSONUtilities {
+ /**
+ * Does the String <i>v</i> represent a valid Internet address (with or without a
+ * mask length appended).
+ * @param v the string to check
+ * @return true if valid, false otherwise
+ */
+ public static boolean validIPAddrOrSubnet(String v) {
+ String[] pp = { v, "" };
+ if (v.indexOf('/') > 0)
+ pp = v.split("/");
+ try {
+ InetAddress addr = InetAddress.getByName(pp[0]);
+ if (pp[1].length() > 0) {
+ // check subnet mask
+ int mask = Integer.parseInt(pp[1]);
+ if (mask > (addr.getAddress().length * 8))
+ return false;
+ }
+ return true;
+ } catch (UnknownHostException e) {
+ return false;
+ }
+ }
+ /**
+ * Build a JSON array from a collection of Strings.
+ * @param coll the collection
+ * @return a String containing a JSON array
+ */
+ public static String createJSONArray(Collection<String> coll) {
+ StringBuilder sb = new StringBuilder("[");
+ String pfx = "\n";
+ for (String t : coll) {
+ sb.append(pfx).append(" \"").append(t).append("\"");
+ pfx = ",\n";
+ }
+ sb.append("\n]\n");
+ return sb.toString();
+ }
+}
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