AdsConfigHandler.java

package org.apache.solr.handler;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.solr.common.params.SolrParams;
import org.apache.solr.common.util.NamedList;
import org.apache.solr.request.SolrQueryRequest;
import org.apache.solr.response.SolrQueryResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class AdsConfigHandler extends RequestHandlerBase {

	public static final Logger log = LoggerFactory
			.getLogger(AdsConfigHandler.class);
	
	private Map<String, SolrParams> components = new HashMap<String, SolrParams>();
	private SolrParams emptyParams = null; 
	
	@SuppressWarnings({ "rawtypes", "unchecked" })
	public void init(NamedList args) {
		super.init(args);
		for (int i=0; i<args.size();i++) {
			String n = args.getName(i);
			Object v = args.getVal(i);
			if (v != null) {
				if (v instanceof NamedList) {
					components.put(n, SolrParams.toSolrParams((NamedList)v));
				}
				else if(v instanceof String) {
					NamedList nl = new NamedList();
					nl.add(n, v);
					components.put(n, SolrParams.toSolrParams(nl));
				}
				else if (v instanceof List) {
					ArrayList<String> vv = (ArrayList<String>) v;
					NamedList nl = new NamedList();
					for (int i1=0;i1<vv.size();i1++) {
						nl.add(Integer.toString(i1), vv.get(i1));
					}
					components.put(n, SolrParams.toSolrParams(nl));
				}
			}
		}
		emptyParams = SolrParams.toSolrParams(new NamedList());
	}

	public void handleRequestBody(SolrQueryRequest req, SolrQueryResponse rsp)
			throws Exception {
		
		SolrParams params = req.getParams();
    String command = params.get("command","info");
    
    if (command.equals("reopenSearcher")) {
    	req.getCore().getSearcher(true, false, null, false);
    }
    
	}
	
	public boolean hasParams(String key) {
		return components.containsKey(key);
	}
	
	public SolrParams getParams(String key) {
		if (components.containsKey(key)) {
			return components.get(key);
		}
		return emptyParams;
	}

	@Override
	public String getDescription() {
		StringBuilder sb = new StringBuilder();
	    sb.append("Current config: ");
		if( components != null ) {
	      for(String c : components.keySet()){
	        sb.append(components.get(c).toString());
	        sb.append(",");
	      }
	    }
	    return sb.toString();
	}



	@Override
	public String getSource() {
		return "";
	}


	@Override
	public String getVersion() {
		return "";
	}


}