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

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