SOLR-17494: Remove language specific writer types (#2758)

wt=python, ruby, php, and phps response writers are removed.

dev-tools/scripts/smokeTestRelease.py

@@ -774,8 +774,6 @@ def testSolrExample(binaryDistPath, javaPath):
       raise RuntimeError('Failed to run the techproducts example, check log for previous errors.')
 
     os.chdir('example')
-    print('      test utf8...')
-    run('sh ./exampledocs/test_utf8.sh http://localhost:8983/solr/techproducts', 'utf8.log')
     print('      run query...')
     s = load('http://localhost:8983/solr/techproducts/select/?q=video')
     if s.find('"numFound":3,') == -1:

solr/CHANGES.txt

@@ -73,6 +73,8 @@ Deprecation Removals
 
 * SOLR-17400: Remove deprecated script snapshotcli.sh.  bin/solr snapshot-* commands have replaced this. (Eric Pugh)
 
+* SOLR-17494: Remove language specific writer types (i.e wt= ruby, python, php, and phps). (Eric Pugh)
+
 Dependency Upgrades
 ---------------------
 (No changes)

solr/benchmark/src/java/org/apache/solr/bench/search/QueryResponseWriters.java

@@ -59,17 +59,7 @@ public class QueryResponseWriters {
   public static class BenchState {
 
     /** See {@link SolrCore#DEFAULT_RESPONSE_WRITERS} */
-    @Param({
-      CommonParams.JAVABIN,
-      CommonParams.JSON,
-      "cbor",
-      "smile",
-      "xml",
-      "python",
-      "phps",
-      "ruby",
-      "raw"
-    })
+    @Param({CommonParams.JAVABIN, CommonParams.JSON, "cbor", "smile", "xml", "raw"})
     String wt;
 
     private int docs = 100;

solr/core/src/java/org/apache/solr/core/SolrCore.java

@@ -128,13 +128,9 @@
 import org.apache.solr.response.GeoJSONResponseWriter;
 import org.apache.solr.response.GraphMLResponseWriter;
 import org.apache.solr.response.JacksonJsonWriter;
-import org.apache.solr.response.PHPResponseWriter;
-import org.apache.solr.response.PHPSerializedResponseWriter;
 import org.apache.solr.response.PrometheusResponseWriter;
-import org.apache.solr.response.PythonResponseWriter;
 import org.apache.solr.response.QueryResponseWriter;
 import org.apache.solr.response.RawResponseWriter;
-import org.apache.solr.response.RubyResponseWriter;
 import org.apache.solr.response.SchemaXmlResponseWriter;
 import org.apache.solr.response.SmileResponseWriter;
 import org.apache.solr.response.SolrQueryResponse;
@@ -3015,10 +3011,6 @@ public PluginBag<QueryResponseWriter> getResponseWriters() {
     m.put("standard", m.get(CommonParams.JSON));
     m.put("geojson", new GeoJSONResponseWriter());
     m.put("graphml", new GraphMLResponseWriter());
-    m.put("python", new PythonResponseWriter());
-    m.put("php", new PHPResponseWriter());
-    m.put("phps", new PHPSerializedResponseWriter());
-    m.put("ruby", new RubyResponseWriter());
     m.put("raw", new RawResponseWriter());
     m.put(CommonParams.JAVABIN, new BinaryResponseWriter());
     m.put("cbor", new CborResponseWriter());