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return 400 on arxiv in no record were found

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This commit is contained in:
Pasquale Cavallo
2020-08-03 15:21:30 +02:00
parent 9ee5762c34
commit bdcf064660
1 changed files with 41 additions and 25 deletions
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66
dspace-api/src/main/java/org/dspace/importer/external/arxiv/service/ArXivImportMetadataSourceServiceImpl.java vendored
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@@ -199,16 +199,20 @@ public class ArXivImportMetadataSourceServiceImpl extends AbstractImportMetadata
} }
Invocation.Builder invocationBuilder = local.request(MediaType.TEXT_PLAIN_TYPE); Invocation.Builder invocationBuilder = local.request(MediaType.TEXT_PLAIN_TYPE);
Response response = invocationBuilder.get(); Response response = invocationBuilder.get();
String responseString = response.readEntity(String.class); if (response.getStatus() == 200) {
OMXMLParserWrapper records = OMXMLBuilderFactory.createOMBuilder(new StringReader(responseString)); String responseString = response.readEntity(String.class);
OMElement element = records.getDocumentElement(); OMXMLParserWrapper records = OMXMLBuilderFactory.createOMBuilder(new StringReader(responseString));
AXIOMXPath xpath = null; OMElement element = records.getDocumentElement();
try { AXIOMXPath xpath = null;
xpath = new AXIOMXPath("opensearch:totalResults"); try {
xpath.addNamespace("opensearch", "http://a9.com/-/spec/opensearch/1.1/"); xpath = new AXIOMXPath("opensearch:totalResults");
OMElement count = (OMElement) xpath.selectSingleNode(element); xpath.addNamespace("opensearch", "http://a9.com/-/spec/opensearch/1.1/");
return Integer.parseInt(count.getText()); OMElement count = (OMElement) xpath.selectSingleNode(element);
} catch (JaxenException e) { return Integer.parseInt(count.getText());
} catch (JaxenException e) {
return null;
}
} else {
return null; return null;
} }
} }
@@ -253,12 +257,16 @@ public class ArXivImportMetadataSourceServiceImpl extends AbstractImportMetadata
} }
Invocation.Builder invocationBuilder = local.request(MediaType.TEXT_PLAIN_TYPE); Invocation.Builder invocationBuilder = local.request(MediaType.TEXT_PLAIN_TYPE);
Response response = invocationBuilder.get(); Response response = invocationBuilder.get();
String responseString = response.readEntity(String.class); if (response.getStatus() == 200) {
List<OMElement> omElements = splitToRecords(responseString); String responseString = response.readEntity(String.class);
for (OMElement record : omElements) { List<OMElement> omElements = splitToRecords(responseString);
results.add(transformSourceRecords(record)); for (OMElement record : omElements) {
results.add(transformSourceRecords(record));
}
return results;
} else {
return null;
} }
return results;
} }
} }
@@ -295,12 +303,16 @@ public class ArXivImportMetadataSourceServiceImpl extends AbstractImportMetadata
WebTarget local = webTarget.queryParam("id_list", arxivid); WebTarget local = webTarget.queryParam("id_list", arxivid);
Invocation.Builder invocationBuilder = local.request(MediaType.TEXT_PLAIN_TYPE); Invocation.Builder invocationBuilder = local.request(MediaType.TEXT_PLAIN_TYPE);
Response response = invocationBuilder.get(); Response response = invocationBuilder.get();
String responseString = response.readEntity(String.class); if (response.getStatus() == 200) {
List<OMElement> omElements = splitToRecords(responseString); String responseString = response.readEntity(String.class);
for (OMElement record : omElements) { List<OMElement> omElements = splitToRecords(responseString);
results.add(transformSourceRecords(record)); for (OMElement record : omElements) {
results.add(transformSourceRecords(record));
}
return results;
} else {
return null;
} }
return results;
} }
} }
@@ -327,12 +339,16 @@ public class ArXivImportMetadataSourceServiceImpl extends AbstractImportMetadata
WebTarget local = webTarget.queryParam("search_query", queryString); WebTarget local = webTarget.queryParam("search_query", queryString);
Invocation.Builder invocationBuilder = local.request(MediaType.TEXT_PLAIN_TYPE); Invocation.Builder invocationBuilder = local.request(MediaType.TEXT_PLAIN_TYPE);
Response response = invocationBuilder.get(); Response response = invocationBuilder.get();
String responseString = response.readEntity(String.class); if (response.getStatus() == 200) {
List<OMElement> omElements = splitToRecords(responseString); String responseString = response.readEntity(String.class);
for (OMElement record : omElements) { List<OMElement> omElements = splitToRecords(responseString);
results.add(transformSourceRecords(record)); for (OMElement record : omElements) {
results.add(transformSourceRecords(record));
}
return results;
} else {
return null;
} }
return results;
} }
private String getQuery(Query query) { private String getQuery(Query query) {