34 lines
1.0 KiB
Java
34 lines
1.0 KiB
Java
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package eu.dnetlib.dhp.schema.action;
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import java.io.IOException;
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import com.fasterxml.jackson.core.JsonParser;
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import com.fasterxml.jackson.databind.DeserializationContext;
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import com.fasterxml.jackson.databind.JsonDeserializer;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import eu.dnetlib.dhp.schema.oaf.Oaf;
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public class AtomicActionDeserializer<T extends Oaf> extends JsonDeserializer<AtomicAction<T>> {
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@Override
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@SuppressWarnings("unchecked")
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public AtomicAction<T> deserialize(JsonParser jp, DeserializationContext ctxt)
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throws IOException {
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JsonNode node = jp.getCodec().readTree(jp);
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String classTag = node.get("clazz").asText();
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JsonNode payload = node.get("payload");
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ObjectMapper mapper = new ObjectMapper();
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try {
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final Class<T> clazz = (Class<T>) Class.forName(classTag);
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final T oaf = mapper.readValue(payload.toString(), clazz);
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return new AtomicAction(clazz, oaf);
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} catch (ClassNotFoundException e) {
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throw new IOException(e);
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}
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}
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}
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