@Override
            public String getPresentableText() {
                SdRankProfileDefinition rankProfile = PsiTreeUtil.getParentOfType(element, SdRankProfileDefinition.class);
                if (rankProfile == null) {
                    return "";
                }
                return "first-phase of " + rankProfile.getName();
            }
This class is used for methods' implementations for SdFirstPhaseDefinition. Connected with "mixin" to 
FirstPhaseDefinition rule in sd.bnf

@author Shahar Ariel
integration/intellij/src/main/java/ai/vespa/intellij/schema/psi/impl/SdFirstPhaseDefinitionMixin.java