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18 package org.apache.any23.extractor.xpath;
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20 import org.eclipse.rdf4j.model.Resource;
21 import org.eclipse.rdf4j.model.impl.SimpleValueFactory;
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28 public class TemplateSubject extends Term<Resource> {
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33 public enum Type {
34 URI, BNODE
35 }
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40 private final Type type;
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52 public TemplateSubject(Type type, String value, boolean isVar) {
53 super(value, isVar);
54 if (type == null) {
55 throw new NullPointerException("object type cannot be null.");
56 }
57 this.type = type;
58 }
59
60 @Override
61 protected Resource getValueInternal(String value) {
62 switch (type) {
63 case URI:
64 return SimpleValueFactory.getInstance().createIRI(value);
65 case BNODE:
66 return SimpleValueFactory.getInstance().createBNode(value);
67 default:
68 throw new IllegalStateException();
69 }
70 }
71
72 @Override
73 public String toString() {
74 final String superStr = super.toString();
75 switch (type) {
76 case URI:
77 return "<" + superStr + ">";
78 case BNODE:
79 return "_:" + superStr;
80 default:
81 throw new IllegalStateException();
82 }
83 }
84
85 }