Add @Nullable annotations on getters
[mdsal.git] / model / ietf / ietf-inet-types / src / main / java / org / opendaylight / yang / gen / v1 / urn / ietf / params / xml / ns / yang / ietf / inet / types / rev100924 / IpAddressBuilder.java
index 16705a09810af4e23b2ab024034341a567a6b346..26bfa2d981ddc67d45915ec03f49a34a31a4fc29 100644 (file)
@@ -1,38 +1,45 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
 package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924;
 
-import java.util.ArrayList;
-import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 /**
-**/
-public class IpAddressBuilder {
+ **/
+public final class IpAddressBuilder {
+    private static final Pattern IPV4_PATTERN =
+            Pattern.compile("(([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\\.){3}([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])(%[\\p{N}\\p{L}]+)?");
+    private static final Pattern IPV6_PATTERN1 =
+            Pattern.compile("((:|[0-9a-fA-F]{0,4}):)([0-9a-fA-F]{0,4}:){0,5}((([0-9a-fA-F]{0,4}:)?(:|[0-9a-fA-F]{0,4}))|(((25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])\\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])))(%[\\p{N}\\p{L}]+)?");
+    private static final Pattern IPV6_PATTERN2 =
+            Pattern.compile("(([^:]+:){6}(([^:]+:[^:]+)|(.*\\..*)))|((([^:]+:)*[^:]+)?::(([^:]+:)*[^:]+)?)(%.+)?");
 
-    public static IpAddress getDefaultInstance(String defaultValue) {
-        String ipv4Pattern = "(([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\\.){3}([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])(%[\\p{N}\\p{L}]+)?";
-        String ipv6Pattern1 = "((:|[0-9a-fA-F]{0,4}):)([0-9a-fA-F]{0,4}:){0,5}((([0-9a-fA-F]{0,4}:)?(:|[0-9a-fA-F]{0,4}))|(((25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])\\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])))(%[\\p{N}\\p{L}]+)?";
-        String ipv6Pattern2 = "(([^:]+:){6}(([^:]+:[^:]+)|(.*\\..*)))|((([^:]+:)*[^:]+)?::(([^:]+:)*[^:]+)?)(%.+)?";
+    private IpAddressBuilder() {
 
-        List<String> matchers = new ArrayList<>();
-        if (defaultValue.matches(ipv4Pattern)) {
-            matchers.add(Ipv4Address.class.getSimpleName());
-        }
-        if (defaultValue.matches(ipv6Pattern1) && defaultValue.matches(ipv6Pattern2)) {
-            matchers.add(Ipv6Address.class.getSimpleName());
-        }
-        if (matchers.size() > 1) {
-            throw new IllegalArgumentException("Cannot create IpAddress from " + defaultValue
-                    + ". Value is ambigious for " + matchers);
-        }
+    }
 
-        if (defaultValue.matches(ipv4Pattern)) {
-            Ipv4Address ipv4 = new Ipv4Address(defaultValue);
-            return new IpAddress(ipv4);
-        }
-        if (defaultValue.matches(ipv6Pattern1) && defaultValue.matches(ipv6Pattern2)) {
-            Ipv6Address ipv6 = new Ipv6Address(defaultValue);
-            return new IpAddress(ipv6);
+    public static IpAddress getDefaultInstance(final String defaultValue) {
+        final Matcher ipv4Matcher = IPV4_PATTERN.matcher(defaultValue);
+
+        if (ipv4Matcher.matches()) {
+            if (IPV6_PATTERN1.matcher(defaultValue).matches() && IPV6_PATTERN2.matcher(defaultValue).matches()) {
+                throw new IllegalArgumentException(
+                        String.format("Cannot create IpAddress from \"%s\", matches both %s and %s",
+                                defaultValue, Ipv4Address.class.getSimpleName(), Ipv6Address.class.getSimpleName()));
+
+            }
+            return new IpAddress(new Ipv4Address(defaultValue));
+        } else if (IPV6_PATTERN1.matcher(defaultValue).matches() && IPV6_PATTERN2.matcher(defaultValue).matches()) {
+            return new IpAddress(new Ipv6Address(defaultValue));
+        } else {
+            throw new IllegalArgumentException("Cannot create IpAddress from " + defaultValue);
         }
-        throw new IllegalArgumentException("Cannot create IpAddress from " + defaultValue);
     }
 
 }