Java HttpSolrServer.query方法代碼示例

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
public static void main(String[] args) throws MalformedURLException, SolrServerException {
		HttpSolrServer solr = new HttpSolrServer("http://localhost:8983/solr");
//		  ModifiableSolrParams params = new ModifiableSolrParams(); 
//        params.setQuery("name:Samsung ");
//        params.setStart(0);
//        params.setRows(100);
		SolrQuery params = new SolrQuery();
		params.setQuery("*:*");
		params.setSort("score ",ORDER.desc);
		params.setStart(Integer.getInteger("0"));
		params.setRows(Integer.getInteger("100"));

		QueryResponse response = solr.query(params);
		SolrDocumentList results = response.getResults();
		for (int i = 0; i < results.size(); ++i) {
			System.out.println(results.get(i));
		}
	}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
public  static void waitForNon403or404or503(HttpSolrServer collectionClient)
    throws Exception {
  SolrException exp = null;
  long timeoutAt = System.currentTimeMillis() + 30000;

  while (System.currentTimeMillis() < timeoutAt) {
    boolean missing = false;

    try {
      collectionClient.query(new SolrQuery("*:*"));
    } catch (SolrException e) {
      if (!(e.code() == 403 || e.code() == 503 || e.code() == 404)) {
        throw e;
      }
      exp = e;
      missing = true;
    }
    if (!missing) {
      return;
    }
    Thread.sleep(50);
  }

  fail("Could not find the new collection - " + exp.code() + " : " + collectionClient.getBaseURL());
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
@Test
public void testSimple() throws Exception {
  DirectXmlRequest req = new DirectXmlRequest("/dataimport", xml);
  ModifiableSolrParams params = new ModifiableSolrParams();
  params.set("command", "full-import");
  params.set("clean", "false");
  req.setParams(params);
  HttpSolrServer solrServer = new HttpSolrServer(buildUrl(jetty.getLocalPort(), "/solr"));
  solrServer.request(req);
  ModifiableSolrParams qparams = new ModifiableSolrParams();
  qparams.add("q", "*:*");
  QueryResponse qres = solrServer.query(qparams);
  SolrDocumentList results = qres.getResults();
  assertEquals(2, results.getNumFound());
  SolrDocument doc = results.get(0);
  assertEquals("1", doc.getFieldValue("id"));
  assertEquals("Hello C1", ((List)doc.getFieldValue("desc")).get(0));
  solrServer.shutdown();
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
@Test
public void testCommitWithin() throws Exception {
  DirectXmlRequest req = new DirectXmlRequest("/dataimport", xml);
  ModifiableSolrParams params = params("command", "full-import", 
      "clean", "false", UpdateParams.COMMIT, "false", 
      UpdateParams.COMMIT_WITHIN, "1000");
  req.setParams(params);
  HttpSolrServer solrServer = new HttpSolrServer(buildUrl(jetty.getLocalPort(), "/solr"));
  solrServer.request(req);
  Thread.sleep(100);
  ModifiableSolrParams queryAll = params("q", "*");
  QueryResponse qres = solrServer.query(queryAll);
  SolrDocumentList results = qres.getResults();
  assertEquals(0, results.getNumFound());
  Thread.sleep(1000);
  for (int i = 0; i < 10; i++) {
    qres = solrServer.query(queryAll);
    results = qres.getResults();
    if (2 == results.getNumFound()) {
      solrServer.shutdown();
      return;
    }
    Thread.sleep(500);
  }
  fail("Commit should have occured but it did not");
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
private void checkConsistency(String replicatedCollection)
    throws SolrServerException {
  Collection<Slice> slices = cloudClient.getZkStateReader().getClusterState()
      .getSlices(replicatedCollection);
  for (Slice slice : slices) {
    Collection<Replica> replicas = slice.getReplicas();
    long found = -1;
    for (Replica replica : replicas) {
      HttpSolrServer client = new HttpSolrServer(
          new ZkCoreNodeProps(replica).getCoreUrl());
      SolrQuery query = new SolrQuery("*:*");
      query.set("distrib", false);
      QueryResponse replicaResults = client.query(query);
      long count = replicaResults.getResults().getNumFound();
      if (found != -1) {
        assertEquals(slice.getName() + " is inconsistent "
            + new ZkCoreNodeProps(replica).getCoreUrl(), found, count);
      }
      found = count;
      client.shutdown();
    }
  }
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
protected void checkSubShardConsistency(String shard) throws SolrServerException {
  SolrQuery query = new SolrQuery("*:*").setRows(1000).setFields("id", "_version_");
  query.set("distrib", false);

  ClusterState clusterState = cloudClient.getZkStateReader().getClusterState();
  Slice slice = clusterState.getSlice(AbstractDistribZkTestBase.DEFAULT_COLLECTION, shard);
  long[] numFound = new long[slice.getReplicasMap().size()];
  int c = 0;
  for (Replica replica : slice.getReplicas()) {
    String coreUrl = new ZkCoreNodeProps(replica).getCoreUrl();
    HttpSolrServer server = new HttpSolrServer(coreUrl);
    QueryResponse response;
    try {
      response = server.query(query);
    } finally {
      server.shutdown();
    }
    numFound[c++] = response.getResults().getNumFound();
    log.info("Shard: " + shard + " Replica: {} has {} docs", coreUrl, String.valueOf(response.getResults().getNumFound()));
    assertTrue("Shard: " + shard + " Replica: " + coreUrl + " has 0 docs", response.getResults().getNumFound() > 0);
  }
  for (int i = 0; i < slice.getReplicasMap().size(); i++) {
    assertEquals(shard + " is not consistent", numFound[0], numFound[i]);
  }
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
/**
 * 查詢 solr,
 *
 * @param coreName         core 名稱, 如: core1 core0
 * @param solrSearchParams 查詢參數, 與 solr 後台 一 一對應
 * @return
 */
public QueryResponse query(String coreName, SolrSearchParams solrSearchParams) {
    if (StringUtils.isEmpty(coreName) || null == solrSearchParams) {
        logger.error("沒有傳遞有效參數!!");
        return null;
    }
    HttpSolrServer server = new HttpSolrServer(getHttpSolrServerUrl(coreName));
    SolrQuery params = new SolrQuery();

    if (StringUtils.isNoneEmpty(solrSearchParams.getQ())) {
        params.add("q", solrSearchParams.getQ());
    }
    if (StringUtils.isNotEmpty(solrSearchParams.getSort())) {
        params.add("sort", solrSearchParams.getSort());
    }
    if (null != solrSearchParams.getWt()) {
        params.add("wt", solrSearchParams.getWt().getType());
    }

    // 分頁查詢
    if (null == solrSearchParams.getPageNum() || solrSearchParams.getPageNum() <= 0) {
        solrSearchParams.setPageNum(1);
    }
    if (null == solrSearchParams.getPageSize() || solrSearchParams.getPageSize() <= 0) {
        solrSearchParams.setPageSize(10);
    }
    params.add("start", String.valueOf(((solrSearchParams.getPageNum() - 1) * solrSearchParams.getPageSize())));
    params.add("rows", solrSearchParams.getPageSize().toString());

    QueryResponse rsp = null;
    try {
        rsp = server.query(params);
    } catch (SolrServerException e) {
        logger.error("solr query 異常, e:{}", e.getMessage());
    }

    return rsp;
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
public static void main(String[] agrs){
    HttpSolrServer server = new HttpSolrServer("http://121.41.42.83:8100/solr/core0");
    SolrQuery query = new SolrQuery();
    query.setQuery("*:*");
    query.setStart(0);
    query.setRows(1);
    try {
        QueryResponse response = server.query(query);
        SolrDocumentList results = response.getResults();
        System.out.println(results);
    } catch (SolrServerException e) {
        e.printStackTrace();
    }
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
@Test
public void testWithBinaryBean()throws Exception{
  HttpSolrServer httpSolrServer = (HttpSolrServer) getSolrServer();
  httpSolrServer.setRequestWriter(new BinaryRequestWriter());
  httpSolrServer.deleteByQuery( "*:*" ); // delete everything!
  final int[] counter = new int[1];
  counter[0] = 0;
  httpSolrServer.addBeans(new Iterator<Bean>() {

    @Override
    public boolean hasNext() {
      return counter[0] < numdocs;
    }

    @Override
    public Bean next() {
      Bean bean = new Bean();
      bean.id = "" + (++counter[0]);
      bean.cat = "foocat";
      return bean;
    }

    @Override
    public void remove() {
      //do nothing
    }
  });
  httpSolrServer.commit();
  SolrQuery query = new SolrQuery("*:*");
  QueryResponse response = httpSolrServer.query(query);
  assertEquals(0, response.getStatus());
  assertEquals(numdocs, response.getResults().getNumFound());
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
private void doIt(HttpSolrServer httpSolrServer) throws SolrServerException, IOException {
  final int[] counter = new int[1];
  counter[0] = 0;
  httpSolrServer.add(new Iterator<SolrInputDocument>() {

    @Override
    public boolean hasNext() {
      return counter[0] < numdocs;
    }

    @Override
    public SolrInputDocument next() {
      SolrInputDocument doc = new SolrInputDocument();
      doc.addField("id", "" + (++counter[0]));
      doc.addField("cat", "foocat");
      return doc;
    }

    @Override
    public void remove() {
      //do nothing

    }
  });
  httpSolrServer.commit();
  SolrQuery query = new SolrQuery("*:*");
  QueryResponse response = httpSolrServer.query(query);
  assertEquals(0, response.getStatus());
  assertEquals(numdocs, response.getResults().getNumFound());
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
public long getCount(HttpSolrServer server, String core) {
  ModifiableSolrParams params = new ModifiableSolrParams();
  params.set("qt", "/select");
  params.set("q", "*:*");
  long numFound = 0;
  server.setBaseURL(baseUrl + core);
  try {
    QueryResponse response = server.query(params);
    numFound = response.getResults().getNumFound();
  } catch (Exception e) {
    e.printStackTrace();
  }
  return numFound;
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
protected void checkDocCountsAndShardStates(int[] docCounts, int numReplicas) throws Exception {
  ClusterState clusterState = null;
  Slice slice1_0 = null, slice1_1 = null;
  int i = 0;
  for (i = 0; i < 10; i++) {
    ZkStateReader zkStateReader = cloudClient.getZkStateReader();
    zkStateReader.updateClusterState(true);
    clusterState = zkStateReader.getClusterState();
    slice1_0 = clusterState.getSlice(AbstractDistribZkTestBase.DEFAULT_COLLECTION, "shard1_0");
    slice1_1 = clusterState.getSlice(AbstractDistribZkTestBase.DEFAULT_COLLECTION, "shard1_1");
    if (Slice.ACTIVE.equals(slice1_0.getState()) && Slice.ACTIVE.equals(slice1_1.getState()))
      break;
    Thread.sleep(500);
  }

  log.info("ShardSplitTest waited for {} ms for shard state to be set to active", i * 500);

  assertNotNull("Cluster state does not contain shard1_0", slice1_0);
  assertNotNull("Cluster state does not contain shard1_0", slice1_1);
  assertEquals("shard1_0 is not active", Slice.ACTIVE, slice1_0.getState());
  assertEquals("shard1_1 is not active", Slice.ACTIVE, slice1_1.getState());
  assertEquals("Wrong number of replicas created for shard1_0", numReplicas, slice1_0.getReplicas().size());
  assertEquals("Wrong number of replicas created for shard1_1", numReplicas, slice1_1.getReplicas().size());

  commit();

  // can't use checkShardConsistency because it insists on jettys and clients for each shard
  checkSubShardConsistency(SHARD1_0);
  checkSubShardConsistency(SHARD1_1);

  SolrQuery query = new SolrQuery("*:*").setRows(1000).setFields("id", "_version_");
  query.set("distrib", false);

  ZkCoreNodeProps shard1_0 = getLeaderUrlFromZk(AbstractDistribZkTestBase.DEFAULT_COLLECTION, SHARD1_0);
  HttpSolrServer shard1_0Server = new HttpSolrServer(shard1_0.getCoreUrl());
  QueryResponse response;
  try {
    response = shard1_0Server.query(query);
  } finally {
    shard1_0Server.shutdown();
  }
  long shard10Count = response.getResults().getNumFound();

  ZkCoreNodeProps shard1_1 = getLeaderUrlFromZk(
      AbstractDistribZkTestBase.DEFAULT_COLLECTION, SHARD1_1);
  HttpSolrServer shard1_1Server = new HttpSolrServer(shard1_1.getCoreUrl());
  QueryResponse response2;
  try {
    response2 = shard1_1Server.query(query);
  } finally {
    shard1_1Server.shutdown();
  }
  long shard11Count = response2.getResults().getNumFound();

  logDebugHelp(docCounts, response, shard10Count, response2, shard11Count);

  assertEquals("Wrong doc count on shard1_0. See SOLR-5309", docCounts[0], shard10Count);
  assertEquals("Wrong doc count on shard1_1. See SOLR-5309", docCounts[1], shard11Count);
}
 

import org.apache.solr.client.solrj.impl.HttpSolrServer; //導入方法依賴的package包/類
protected void multipleShardMigrateTest() throws Exception  {
  del("*:*");
  commit();
  assertTrue(cloudClient.query(new SolrQuery("*:*")).getResults().getNumFound() == 0);
  final String splitKey = "a";
  final int BIT_SEP = 1;
  final int[] splitKeyCount = new int[1];
  for (int id = 0; id < 26*3; id++) {
    String shardKey = "" + (char) ('a' + (id % 26)); // See comment in ShardRoutingTest for hash distribution
    String key = shardKey;
    if (splitKey.equals(shardKey))  {
      key += "/" + BIT_SEP;  // spread it over half the collection
    }
    SolrInputDocument doc = new SolrInputDocument();
    doc.addField("id", key + "!" + id);
    doc.addField("n_ti", id);
    cloudClient.add(doc);
    if (splitKey.equals(shardKey))
      splitKeyCount[0]++;
  }
  assertTrue(splitKeyCount[0] > 0);

  String targetCollection = "migrate_multipleshardtest_targetCollection";
  createCollection(targetCollection);

  Indexer indexer = new Indexer(cloudClient, splitKey, 1, 30);
  indexer.start();

  String url = CustomCollectionTest.getUrlFromZk(getCommonCloudSolrServer().getZkStateReader().getClusterState(), targetCollection);
  HttpSolrServer collectionClient = new HttpSolrServer(url);

  SolrQuery solrQuery = new SolrQuery("*:*");
  assertEquals("DocCount on target collection does not match", 0, collectionClient.query(solrQuery).getResults().getNumFound());

  invokeMigrateApi(AbstractDistribZkTestBase.DEFAULT_COLLECTION, splitKey + "/" + BIT_SEP + "!", targetCollection);
  long finishTime = System.currentTimeMillis();

  indexer.join();
  splitKeyCount[0] += indexer.getSplitKeyCount();

  try {
    cloudClient.deleteById("a/" + BIT_SEP + "!104");
    splitKeyCount[0]--;
  } catch (Exception e) {
    log.warn("Error deleting document a/" + BIT_SEP + "!104", e);
  }
  cloudClient.commit();
  collectionClient.commit();

  solrQuery = new SolrQuery("*:*").setRows(1000);
  QueryResponse response = collectionClient.query(solrQuery);
  log.info("Response from target collection: " + response);
  assertEquals("DocCount on target collection does not match", splitKeyCount[0], response.getResults().getNumFound());
  collectionClient.shutdown();
  collectionClient = null;

  getCommonCloudSolrServer().getZkStateReader().updateClusterState(true);
  ClusterState state = getCommonCloudSolrServer().getZkStateReader().getClusterState();
  Slice slice = state.getSlice(AbstractDistribZkTestBase.DEFAULT_COLLECTION, SHARD2);
  assertNotNull("Routing rule map is null", slice.getRoutingRules());
  assertFalse("Routing rule map is empty", slice.getRoutingRules().isEmpty());
  assertNotNull("No routing rule exists for route key: " + splitKey, slice.getRoutingRules().get(splitKey + "!"));

  boolean ruleRemoved = waitForRuleToExpire(splitKey, finishTime);
  assertTrue("Routing rule was not expired", ruleRemoved);
}