} else if (graphPattern instanceof AlternativeGraphPattern) { List<GroupGraphPattern> alternativeGraphPatterns = ((AlternativeGraphPattern) graphPattern).getAlternativeGraphPatterns(); if ((alternativeGraphPatterns != null) && (!alternativeGraphPatterns.isEmpty())) {
} else if (graphPattern instanceof AlternativeGraphPattern) { List<GroupGraphPattern> alternativeGraphPatterns = ((AlternativeGraphPattern) graphPattern).getAlternativeGraphPatterns(); if ((alternativeGraphPatterns != null) && (!alternativeGraphPatterns.isEmpty())) {
} else if (graphPattern instanceof AlternativeGraphPattern) { List<GroupGraphPattern> alternativeGraphPatterns = ((AlternativeGraphPattern) graphPattern).getAlternativeGraphPatterns(); for (GroupGraphPattern groupGraphPattern : alternativeGraphPatterns) { referredGraphs.addAll(groupGraphPattern.getReferredGraphs());
} else if (graphPattern instanceof AlternativeGraphPattern) { List<GroupGraphPattern> alternativeGraphPatterns = ((AlternativeGraphPattern) graphPattern).getAlternativeGraphPatterns(); for (GroupGraphPattern groupGraphPattern : alternativeGraphPatterns) { referredGraphs.addAll(groupGraphPattern.getReferredGraphs());
((AlternativeGraphPattern) graphPattern).getAlternativeGraphPatterns(); boolean referringVariableNamedGraph = false; for (GroupGraphPattern groupGraphPattern : alternativeGraphPatterns) {
((AlternativeGraphPattern) graphPattern).getAlternativeGraphPatterns(); boolean referringVariableNamedGraph = false; for (GroupGraphPattern groupGraphPattern : alternativeGraphPatterns) {