Move AthenzDomain to vespa-athenz

1 files changed, 71 insertions, 0 deletions

diff --git a/vespa-athenz/src/main/java/com/yahoo/vespa/athenz/api/AthenzDomain.java b/vespa-athenz/src/main/java/com/yahoo/vespa/athenz/api/AthenzDomain.java
new file mode 100644
index 00000000000..72d7785c282
--- /dev/null
+++ b/vespa-athenz/src/main/java/com/yahoo/vespa/athenz/api/AthenzDomain.java
@@ -0,0 +1,71 @@
+// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.athenz.api;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
+
+import java.util.Objects;
+import java.util.regex.Pattern;
+
+/**
+ * @author bjorncs
+ */
+public class AthenzDomain {
+
+    private static final Pattern NAME_PATTERN = Pattern.compile("[a-zA-Z0-9_][a-zA-Z0-9_\\-.]*[a-zA-Z0-9_]");
+
+    private final String name;
+
+    @JsonCreator
+    public AthenzDomain(String name) {
+        validateName(name);
+        this.name = name;
+    }
+
+    private static void validateName(String name) {
+        if (!NAME_PATTERN.matcher(name).matches()) {
+            throw new IllegalArgumentException("Not a valid domain name: '" + name + "'");
+        }
+    }
+
+    @JsonValue
+    public String getName() {
+        return name;
+    }
+
+    public boolean isTopLevelDomain() {
+        return !name.contains(".");
+    }
+
+    public AthenzDomain getParent() {
+        return new AthenzDomain(name.substring(0, lastDot()));
+    }
+
+    public String getNameSuffix() {
+        return name.substring(lastDot() + 1);
+    }
+
+    private int lastDot() {
+        return name.lastIndexOf('.');
+    }
+
+    @Override
+    public String toString() {
+        return "AthenzDomain{" +
+                "name='" + name + '\'' +
+                '}';
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        AthenzDomain that = (AthenzDomain) o;
+        return Objects.equals(name, that.name);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(name);
+    }
+}