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This project emulates the core components of an i2b2 server backend. Basic functionality of PM, CRC, ONT and WORK cells allows the official i2b2 webclient to connect ot this emulated server.

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package de.sekmi.li2b2.services.impl.crc;

import java.time.Instant;
import java.util.ArrayList;
import java.util.List;

import javax.xml.bind.Unmarshaller;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlAnyElement;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlElementWrapper;
import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;

import org.w3c.dom.Element;

import de.sekmi.li2b2.api.crc.Query;
import de.sekmi.li2b2.api.crc.QueryExecution;
import de.sekmi.li2b2.api.crc.QueryStatus;
import de.sekmi.li2b2.util.JaxbInstantAdapter;

@XmlAccessorType(XmlAccessType.NONE)

public class QueryImpl implements Query{
	@XmlAttribute
	private int id;
	@XmlElement
	private String userId;
	@XmlElement
	private String groupId;
	@XmlElement
	private String displayName;

	@XmlElement
	@XmlJavaTypeAdapter(JaxbInstantAdapter.class)
	private Instant created;

	@XmlElementWrapper(name="result-types")
	@XmlElement(name="ref")
	private String[] resultTypes;
	
	@XmlElementWrapper(name = "executions")
	@XmlElement(name="execution")
	private List executions;
	@XmlAnyElement
	private Element definition;
	
	// empty constructor for JAXB
	private QueryImpl() {
		
	}
	public QueryImpl(int id, String userId, String groupId, Element definition, String[] resultTypes){
		this();
		this.id = id;
		this.userId = userId;
		this.groupId = groupId;
		created = Instant.now();
		this.definition = definition;
		this.resultTypes = resultTypes;
//		this.executions = new VirtualExecution[]{new VirtualExecution(this, "Total"),new VirtualExecution(this, "DZL"),new VirtualExecution(this, "DKTK 1")};
		this.executions = new ArrayList<>();
	}

	// called by jaxb after unmarshalling. we need to add references to executions objects
	void afterUnmarshal(Unmarshaller u, Object parent) {
		// update references
		for( ExecutionImpl exec : executions ) {
			exec.query = this;
		}
	}

	/**
	 * Add execution to the query. If multiple executions are used for a single query, 
	 * the execution label should be set via {@link ExecutionImpl#setLabel(String)} 
	 * @param status initial status for the execution
	 * @return new execution
	 */
	public ExecutionImpl addExecution(QueryStatus status) {
		ExecutionImpl e = new ExecutionImpl(this);
		e.setStatus(status);
		executions.add(e);
		return e;
	}

	public String[] getRequestTypes() {
		return resultTypes;
	}
	@Override
	public int getId() {
		return id;
	}
	@Override
	public void setDisplayName(String name){
		this.displayName = name;
	}

	@Override
	public String getDisplayName() {
		return displayName;
	}

	@Override
	public String getUser() {
		return userId;
	}

	@Override
	public String getGroupId() {
		return groupId;
	}

	@Override
	public Element getDefinition() {
		return definition;
	}

	@Override
	public Instant getCreateTimestamp() {
		return created;
	}

	@Override
	public List getExecutions() {
		// multiple executions
		return executions;
	}

}