public AppComponent addAdditionalInfoEntry(String key, java.util.List<String> value) {
        if (null == this.additionalInfo) {
            this.additionalInfo = new java.util.HashMap<String, java.util.List<String>>();
        }
        if (this.additionalInfo.containsKey(key))
            throw new IllegalArgumentException("Duplicated keys (" + key.toString() + ") are provided.");
        this.additionalInfo.put(key, value);
        return this;
    }
Add a single AdditionalInfo entry

@see AppComponent#withAdditionalInfo
@returns a reference to this object so that method calls can be chained together.
aws-java-sdk-resiliencehub/src/main/java/com/amazonaws/services/resiliencehub/model/AppComponent.java