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package eu.dnetlib.data.actionmanager.actions;
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import java.lang.reflect.Type;
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import com.google.gson.*;
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import com.google.protobuf.InvalidProtocolBufferException;
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import com.googlecode.protobuf.format.JsonFormat;
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import eu.dnetlib.data.proto.DNGFProtos.DNGF;
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import eu.dnetlib.rmi.data.hadoop.actionmanager.Agent;
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import eu.dnetlib.rmi.data.hadoop.actionmanager.actions.AbstractActionSerializer;
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import eu.dnetlib.rmi.data.hadoop.actionmanager.actions.AtomicAction;
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import org.apache.commons.codec.binary.Base64;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* Created by claudio on 30/09/15.
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*/
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public class AtomicActionSerialiser extends AbstractActionSerializer implements JsonSerializer<AtomicAction> {
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private static final Log log = LogFactory.getLog(AtomicActionSerialiser.class);
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public static String toJSON(final AtomicAction action) {
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final GsonBuilder gson = new GsonBuilder();
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gson.registerTypeAdapter(AtomicAction.class, new AtomicActionSerialiser());
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return gson.create().toJson(action);
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}
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@Override
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public JsonElement serialize(final AtomicAction aa, final Type typeOfSrc, final JsonSerializationContext context) {
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JsonObject json = new JsonObject();
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json.addProperty(targetColumn, aa.getTargetColumn());
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json.addProperty(targetColumnFamily, aa.getTargetColumnFamily());
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json.addProperty(targetRowKey, aa.getTargetRowKey());
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json.addProperty(rawSet, aa.getRawSet());
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json.addProperty(rowKey, aa.getRowKey());
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json.addProperty(actionType, aa.getActionType().toString());
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json.add(agent, getAgentJSON(aa));
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//json.addProperty(targetValue, getTargetValueJSON(aa));
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final String base64 = new String(Base64.encodeBase64(getTargetValueJSON(aa).getBytes()));
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json.addProperty(targetValue, base64);
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return json;
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}
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private JsonElement getAgentJSON(final AtomicAction aa) {
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final Agent a = aa.getAgent();
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JsonObject json = new JsonObject();
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json.addProperty(agent_id, a.getId());
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json.addProperty(agent_name, a.getName());
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json.addProperty(agent_type, a.getType().toString());
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return json;
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}
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private String getTargetValueJSON(final AtomicAction aa) {
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try {
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return aa.getTargetValue() != null && aa.getTargetValue().length > 0 ? JsonFormat.printToString(DNGF.parseFrom(aa.getTargetValue())) : "";
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} catch (InvalidProtocolBufferException e) {
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log.error("unable to parse proto", e);
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return null;
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}
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}
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}
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