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package eu.dnetlib.data.transform.xml;
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import java.lang.reflect.Type;
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import java.util.List;
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import com.google.gson.Gson;
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import com.google.gson.reflect.TypeToken;
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import org.apache.commons.lang.StringUtils;
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/**
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* * <xsl:stylesheet ... xmlns:openTrials="eu.dnetlib.miscutils.functional.xml.OpenTrialsFunctions"> ... </xsl:stylesheet>
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* Created by alessia on 13/05/16.
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*/
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public class OpenTrialsXsltFunctions {
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/**
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* Parses a json to get the first url item.
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*
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* @param jsonProvList A json string in the following format: [{"url" : "theUrl", "sourceID" : "theSourceId", "sourceName" : "theSourceName"}]
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* @return the url value in the first object in the list
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*/
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public static String getMainIdentifierURL(String jsonProvList) {
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List<JsonProv> provs = getProvs(jsonProvList);
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for (JsonProv prov : provs) {
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if (StringUtils.isNotBlank(prov.getUrl())) return prov.getUrl();
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}
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return "";
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}
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public static List<JsonProv> getProvs(String jsonProvList) {
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Gson gson = new Gson();
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Type type = new TypeToken<List<JsonProv>>() {
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}.getType();
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return gson.fromJson(jsonProvList, type);
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}
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static class JsonProv {
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String url, sourceId, sourceName;
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public String getUrl() {
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return url;
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}
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public void setUrl(final String url) {
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this.url = url;
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}
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public String getSourceId() {
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return sourceId;
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}
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public void setSourceId(final String sourceId) {
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this.sourceId = sourceId;
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}
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public String getSourceName() {
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return sourceName;
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}
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public void setSourceName(final String sourceName) {
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this.sourceName = sourceName;
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}
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}
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}
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