12

api/src/main/java/com/wx/application/nebula/graph/base/BaseGraphSerice.java

@@ -730,6 +730,19 @@ public class BaseGraphSerice {
 		return ResultSetUtils.printResultPath(resultSet);
 	}
 	
+	/**
+	 * 根据明确关系查询一个节点的周边一层节点关系
+	 * @param nQ
+	 * @return
+	 */
+	public NebulaModel findOnePathById(final String space,final String vid, List<String> relations) {
+		final String fmtVid = StrUtil.format("\"{}\"", vid);
+		final String rl = StringUtils.join(relations, "|");
+		final String fmtrl = StrUtil.format("[r:{}]", rl);
+		final String nGql = StrUtil.format(GqlTemplate.WITHRELATIONBYID, fmtrl, fmtVid);
+		ResultSet resultSet = executeGql(space, nGql);
+		return ResultSetUtils.printResultPath(resultSet);
+	}
 	
 	/**
 	 * 查询一个头节点和尾结点的关系

api/src/main/java/com/wx/application/nebula/graph/base/GqlTemplate.java

@@ -49,6 +49,8 @@ public interface GqlTemplate {
 	
 	final static String ONERELATIONBYID = "MATCH p=(n1)-->(n2) where id(n1)=={} RETURN p";
 	
+	final static String WITHRELATIONBYID = "MATCH p=(n1)-{}->(n2) where id(n1)=={} RETURN p";
+	
 	final static String ONERELATIONBYSRCIDANDDCTID = "MATCH p=(n1)-->(n2) where id(n1)=={} and id(n2)=={} RETURN p";
 	
 	final static String PAGING =" | limit {},{}";

api/src/main/java/com/wx/application/nebula/graph/conrtroller/NebulaOperateController.java

@@ -382,6 +382,20 @@ public class NebulaOperateController extends BaseController {
 		return success(nebulaOperateService.findOnePathById(space, vid));
 	}
 	
+	
+	/**
+	 * 查询一个节点和明确的关系查询周边一层节点关系
+	 * @param nQ
+	 * @return
+	 */
+	@PostMapping(value = "/findonepathbyidwithrelation/{space}/{vid}")
+	public ResponseData findOnePathById(@PathVariable("space") String space, 
+			@PathVariable("vid") String vid, 
+			@RequestBody NebulaQo nebulaQo) {
+		return success(nebulaOperateService.findOnePathById(space, vid, nebulaQo.getRelations()));
+	}
+	
+	
 	/**
 	 * 查询一个头节点和尾结点的关系
 	 * @param nQ

api/src/main/java/com/wx/application/nebula/graph/query/NebulaQo.java

@@ -1,5 +1,7 @@
 package com.wx.application.nebula.graph.query;
 
+import java.util.List;
+
 import lombok.Data;
 
 @Data
@@ -18,5 +20,7 @@ public class NebulaQo {
 	private Integer page = 1;
 	
 	private Integer pageSize = 200;
+	
+	private List<String> relations;
 
 }