public Builder addAllInputKeys(java.lang.Iterable<java.lang.String> values) {
        ensureInputKeysIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, inputKeys_);
        bitField0_ |= 0x00000001;
        onChanged();
        return this;
      }
<pre>
The
[InputAttachment.key][google.cloud.video.livestream.v1.InputAttachment.key]s
of inputs to failover to when this input is disconnected. Currently, only
up to one backup input is supported.
</pre>

<code>repeated string input_keys = 1;</code>

@param values The inputKeys to add.
@return This builder for chaining.
java-video-live-stream/proto-google-cloud-live-stream-v1/src/main/java/com/google/cloud/video/livestream/v1/InputAttachment.java