Fix index out of bounds exception
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@ -101,7 +101,7 @@ public class SearchParameterValidator extends BaseValidator {
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pass.get(i).setOperation(Operation.Union);
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pass.get(i).setOperation(Operation.Union);
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pass.get(i).setOpNext(pass.get(i+1));
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pass.get(i).setOpNext(pass.get(i+1));
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}
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}
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return pass.get(0).toString();
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return pass.size() > 0 ? pass.get(0).toString() : null;
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}
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}
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}
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}
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