Add term size config

backend/src/main/java/uk/ac/ebi/spot/ols/config/WebConfig.java

@@ -1,15 +1,21 @@
 package uk.ac.ebi.spot.ols.config;
 
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.web.PageableHandlerMethodArgumentResolver;
 import org.springframework.http.MediaType;
 import org.springframework.web.filter.CharacterEncodingFilter;
+import org.springframework.web.method.support.HandlerMethodArgumentResolver;
 import org.springframework.web.servlet.config.annotation.*;
 import org.springframework.web.util.UrlPathHelper;
 
+import java.util.List;
+
 /**
  * @author Simon Jupp
  * @date 25/06/2015
@@ -25,6 +31,10 @@ public class WebConfig extends WebMvcConfigurerAdapter {
      *
      * @param configurer
      */
+
+    @Value("${ols.solr.max-rows:1000}")
+    private int maxPageSize;
+
     @Override
     public void configurePathMatch(PathMatchConfigurer configurer) {
 //        UrlPathHelper urlPathHelper = new UrlPathHelper();
@@ -53,6 +63,14 @@ public void addCorsMappings(CorsRegistry registry) {
         registry.addMapping("/api/**").allowedOrigins("*").allowedHeaders("*").allowedMethods("GET");
     }
 
+    @Override
+    public void addArgumentResolvers(List<HandlerMethodArgumentResolver> argumentResolvers) {
+        PageableHandlerMethodArgumentResolver resolver = new PageableHandlerMethodArgumentResolver();
+        resolver.setFallbackPageable(PageRequest.of(0, maxPageSize));
+        resolver.setMaxPageSize(maxPageSize);
+        argumentResolvers.add(resolver);
+    }
+
 
 
 }

backend/src/main/java/uk/ac/ebi/spot/ols/repository/solr/OlsSolrClient.java

@@ -17,6 +17,7 @@
 import org.apache.solr.common.SolrDocument;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.data.domain.Pageable;
 import org.springframework.stereotype.Component;
 
@@ -33,14 +34,16 @@ public class OlsSolrClient {
 
 
     @NotNull
-    @org.springframework.beans.factory.annotation.Value("${ols.solr.host:http://localhost:8999}")
-    public String host = "http://localhost:8999";
+    @org.springframework.beans.factory.annotation.Value("${ols.solr.host:http://localhost:8983}")
+    public String host = "http://localhost:8983";
 
 
     private Gson gson = new Gson();
 
     private static final Logger logger = LoggerFactory.getLogger(OlsSolrClient.class);
-    public static final int MAX_ROWS = 1000;
+
+    @Value("${ols.solr.max-rows:1000}")
+    private int maxRows;
 
     public Map<String,Object> getCoreStatus() throws IOException {
         try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
@@ -113,7 +116,7 @@ public QueryResponse runSolrQuery(SolrQuery query, Pageable pageable) {
 
         if(pageable != null) {
             query.setStart((int)pageable.getOffset());
-            query.setRows(pageable.getPageSize() > MAX_ROWS ? MAX_ROWS : pageable.getPageSize());
+            query.setRows(pageable.getPageSize() > maxRows ? maxRows : pageable.getPageSize());
         }
 
         logger.debug("solr rows: {} ", query.getRows());
@@ -143,7 +146,7 @@ public QueryResponse runSolrQuery(SolrQuery query, Pageable pageable) {
 
     public QueryResponse dispatchSearch(SolrQuery query, String core) throws IOException, SolrServerException {
         org.apache.solr.client.solrj.SolrClient mySolrClient = new HttpSolrClient.Builder(host + "/solr/" + core).build();
-        final int rows = query.getRows().intValue() > MAX_ROWS ? MAX_ROWS : query.getRows().intValue();
+        final int rows = query.getRows().intValue() > maxRows ? maxRows : query.getRows().intValue();
         query.setRows(rows);
         QueryResponse qr = mySolrClient.query(query);
         mySolrClient.close();

backend/src/main/resources/application.properties

@@ -7,4 +7,7 @@ springdoc.swagger-ui.disable-swagger-default-url=true
 spring.mvc.throw-exception-if-no-handler-found=true
 spring.web.resources.add-mappings=false
 
-server.error.whitelabel.enabled=false
+server.error.whitelabel.enabled=false
+
+# this is optional. This property will determine the size of result you get back from solr. By default its 1000 rows
+ols.solr.max-rows=1000