replace sh with sdh

src/main/java/org/codelibs/fess/api/gsa/GsaApiManager.java

@@ -527,8 +527,8 @@ public class GsaApiManager extends BaseApiManager implements WebApiManager {
         }
 
         @Override
-        public String getSimilarHash() {
-            return request.getParameter("sh");
+        public String getSimilarDocHash() {
+            return request.getParameter("sdh");
         }
 
     }

src/main/java/org/codelibs/fess/api/json/JsonApiManager.java

@@ -668,8 +668,8 @@ public class JsonApiManager extends BaseJsonApiManager {
         }
 
         @Override
-        public String getSimilarHash() {
-            return request.getParameter("sh");
+        public String getSimilarDocHash() {
+            return request.getParameter("sdh");
         }
 
     }

src/main/java/org/codelibs/fess/api/suggest/SuggestApiManager.java

@@ -246,7 +246,7 @@ public class SuggestApiManager extends BaseJsonApiManager {
         }
 
         @Override
-        public String getSimilarHash() {
+        public String getSimilarDocHash() {
             throw new UnsupportedOperationException();
         }
     }

src/main/java/org/codelibs/fess/app/service/SearchService.java

@@ -104,7 +104,7 @@ public class SearchService {
                             return SearchConditionBuilder.builder(searchRequestBuilder)
                                     .query(StringUtil.isBlank(sortField) ? query : query + " sort:" + sortField).offset(pageStart)
                                     .size(pageSize).facetInfo(params.getFacetInfo()).geoInfo(params.getGeoInfo())
-                                    .similarHash(params.getSimilarHash()).responseFields(queryHelper.getResponseFields())
+                                    .similarHash(params.getSimilarDocHash()).responseFields(queryHelper.getResponseFields())
                                     .searchRequestType(params.getType()).build();
                         }, (searchRequestBuilder, execTime, searchResponse) -> {
                             final QueryResponseList queryResponseList = ComponentUtil.getQueryResponseList();

src/main/java/org/codelibs/fess/app/web/admin/searchlist/ListForm.java

@@ -58,7 +58,7 @@ public class ListForm implements SearchRequestParams {
 
     public String[] ex_q;
 
-    public String sh;
+    public String sdh;
 
     @Override
     public String getQuery() {
@@ -143,7 +143,7 @@ public class ListForm implements SearchRequestParams {
     }
 
     @Override
-    public String getSimilarHash() {
-        return sh;
+    public String getSimilarDocHash() {
+        return sdh;
     }
 }

src/main/java/org/codelibs/fess/app/web/base/SearchForm.java

@@ -56,7 +56,7 @@ public class SearchForm implements SearchRequestParams {
     public Integer pn;
 
     @Size(max = 1000)
-    public String sh;
+    public String sdh;
 
     // advance
 
@@ -141,7 +141,7 @@ public class SearchForm implements SearchRequestParams {
     }
 
     @Override
-    public String getSimilarHash() {
-        return sh;
+    public String getSimilarDocHash() {
+        return sdh;
     }
 }

src/main/java/org/codelibs/fess/entity/SearchRequestParams.java

@@ -50,7 +50,7 @@ public interface SearchRequestParams {
 
     SearchRequestType getType();
 
-    String getSimilarHash();
+    String getSimilarDocHash();
 
     public default String[] simplifyArray(final String[] values) {
         return stream(values).get(stream -> stream.filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n]));

src/main/webapp/WEB-INF/view/searchResults.jsp

@@ -56,11 +56,11 @@
 											</la:link>
 										</small>
 									</c:if>
-									<c:if test="${doc.similar_docs_count!=null}">
+									<c:if test="${doc.similar_docs_count!=null&&doc.similar_docs_count>1}">
 										<small class="hidden-md-down"> <la:link
-												href="/search?q=${f:u(q)}&ex_q=${f:u(queryEntry.value)}&sh=${f:u(doc.similar_docs_hash)}${fe:facetQuery()}${fe:geoQuery()}">
+												href="/search?q=${f:u(q)}&ex_q=${f:u(queryEntry.value)}&sdh=${f:u(doc.similar_docs_hash)}${fe:facetQuery()}${fe:geoQuery()}">
 												<la:message key="labels.search_result_similar"
-															arg0="${fe:formatNumber(doc.similar_docs_count)}" />
+															arg0="${fe:formatNumber(doc.similar_docs_count-1)}" />
 											</la:link>
 										</small>
 									</c:if>
@@ -138,7 +138,7 @@
 							<c:if
 								test="${countEntry.value != 0 && fe:labelexists(countEntry.key)}">
 								<li class="list-group-item"><la:link
-										href="/search?q=${f:u(q)}&ex_q=label%3a${f:u(countEntry.key)}&sh=${f:u(sh)}${fe:pagingQuery(null)}${fe:facetQuery()}${fe:geoQuery()}">
+										href="/search?q=${f:u(q)}&ex_q=label%3a${f:u(countEntry.key)}&sdh=${f:u(sh)}${fe:pagingQuery(null)}${fe:facetQuery()}${fe:geoQuery()}">
 											${f:h(fe:label(countEntry.key))} 
 											<span class="label label-default label-pill pull-right">${f:h(countEntry.value)}</span>
 									</la:link></li>
@@ -155,7 +155,7 @@
 					<c:forEach var="queryEntry" items="${facetQueryView.queryMap}">
 						<c:if test="${facetResponse.queryCountMap[queryEntry.value] != 0}">
 							<li class="list-group-item p-l-md"><la:link
-									href="/search?q=${f:u(q)}&ex_q=${f:u(queryEntry.value)}&sh=${f:u(sh)}${fe:pagingQuery(queryEntry.value)}${fe:facetQuery()}${fe:geoQuery()}">
+									href="/search?q=${f:u(q)}&ex_q=${f:u(queryEntry.value)}&sdh=${f:u(sh)}${fe:pagingQuery(queryEntry.value)}${fe:facetQuery()}${fe:geoQuery()}">
 									<la:message key="${queryEntry.key}" />
 									<span class="label label-default label-pill pull-right">${f:h(facetResponse.queryCountMap[queryEntry.value])}</span>
 								</la:link></li>