public CreateGroupRequest withTags(java.util.Collection<Tag> tags) {
        setTags(tags);
        return this;
    }
<p>
A map that contains one or more tag keys and tag values to attach to an X-Ray group. For more information about
ways to use tags, see <a href="https://docs.aws.amazon.com/general/latest/gr/aws_tagging.html">Tagging Amazon Web
Services resources</a> in the <i>Amazon Web Services General Reference</i>.
</p>
<p>
The following restrictions apply to tags:
</p>
<ul>
<li>
<p>
Maximum number of user-applied tags per resource: 50
</p>
</li>
<li>
<p>
Maximum tag key length: 128 Unicode characters
</p>
</li>
<li>
<p>
Maximum tag value length: 256 Unicode characters
</p>
</li>
<li>
<p>
Valid values for key and value: a-z, A-Z, 0-9, space, and the following characters: _ . : / = + - and @
</p>
</li>
<li>
<p>
Tag keys and values are case sensitive.
</p>
</li>
<li>
<p>
Don't use <code>aws:</code> as a prefix for keys; it's reserved for Amazon Web Services use.
</p>
</li>
</ul>

@param tags
       A map that contains one or more tag keys and tag values to attach to an X-Ray group. For more information
       about ways to use tags, see <a
       href="https://docs.aws.amazon.com/general/latest/gr/aws_tagging.html">Tagging Amazon Web Services
       resources</a> in the <i>Amazon Web Services General Reference</i>.</p>
       <p>
       The following restrictions apply to tags:
       </p>
       <ul>
       <li>
       <p>
       Maximum number of user-applied tags per resource: 50
       </p>
       </li>
       <li>
       <p>
       Maximum tag key length: 128 Unicode characters
       </p>
       </li>
       <li>
       <p>
       Maximum tag value length: 256 Unicode characters
       </p>
       </li>
       <li>
       <p>
       Valid values for key and value: a-z, A-Z, 0-9, space, and the following characters: _ . : / = + - and @
       </p>
       </li>
       <li>
       <p>
       Tag keys and values are case sensitive.
       </p>
       </li>
       <li>
       <p>
       Don't use <code>aws:</code> as a prefix for keys; it's reserved for Amazon Web Services use.
       </p>
       </li>
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-xray/src/main/java/com/amazonaws/services/xray/model/CreateGroupRequest.java