title: “HugeGraph-Studio Quick Start” linkTitle: “(Deprecated) Display with HugeGraph-Studio” draft: true weight: 5

Note: Studio 已经停止维护, 不再更新, 请转向使用 hubble, 感谢理解

1 HugeGraph-Studio概述 (Deprecated)

HugeGraph-Studio是HugeGraph的前端展示工具,是基于Web的图形化IDE环境。 通过HugeGraph-Studio,用户可以执行Gremlin语句,并及时获得图形化的展示结果。 功能包括:

  • 图数据的输入
  • 图数据的展示
  • 图数据的分析

注意:HugeGraph-Studio需要依赖HugeGraph-Server,在安装和使用HugeGraph-Studio之前,请通过jps命令检查HugeGraphServer服务是否已经启动,如果没有启动,请参考HugeGraph-Server安装配置启动HugeGraphServer。

2 安装和运行HugeGraph-Studio

有两种方式可以获取HugeGraph-Studio:

  • 下载源码包编译安装
  • 下载二进制tar包

2.1 下载源码编译生成tar包

下载HugeGraph-Studio源码包

$ git clone https://github.com/hugegraph/hugegraph-studio.git

编译生成tar包:

$ cd hugegraph-studio
$ mvn package -DskipTests

执行结果如下:

[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] hugegraph-studio ................................... SUCCESS [  0.735 s]
[INFO] studio-server: Embed tomcat server ................. SUCCESS [  3.825 s]
[INFO] studio-api: RESTful api for hugegraph-studio ....... SUCCESS [  5.918 s]
[INFO] studio-dist: Tar and Distribute Archives ........... SUCCESS [ 48.349 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 59.055 s
[INFO] Finished at: 2017-07-27T17:23:05+08:00
[INFO] Final Memory: 57M/794M
[INFO] ------------------------------------------------------------------------

执行成功后,在hugegraph-studio目录下生成hugegraph-studio-${version}文件夹以及hugegraph-studio-${version}.tar.gz文件,即为编译生成的tar包。

2.2 下载二进制tar包

可以从以下地址下载:

wget https://github.com/hugegraph/hugegraph-studio/releases/download/v${version}/hugegraph-studio-${version}.tar.gz

下载完成后解压缩:

$ tar zxvf hugegraph-studio-${version}.tar.gz

3 启动HugeGraph-Studio

修改配置文件:

$ cd hugegraph-studio-${version}
$ vim conf/hugegraph-studio.properties
  • 将配置项studio.server.host的值localhost修改成机器名或 IP,这是 HugeGraphStudio 对外提供服务的host,如果只需要本地访问则保持不变即可;
  • 将配置项studio.server.port的值8088修改成想要的端口,这是 HugeGraphStudio 对外提供服务的port
  • 将配置项graph.server.host的值localhost修改成 HugeGraphServer 的host,HugeGraphStudio 通过此项和graph.server.port与 HugeGraphServer 建立连接;
  • 将配置项graph.server.port的值8080修改成 HugeGraphServer 的port,HugeGraphStudio 通过graph.server.host和此项与 HugeGraphServer 建立连接;
  • 将配置项graph.name的值hugegraph修改成要连接的 HugeGraphServer 的图名,目前只允许连接一个图。

修改完上述配置后,即可启动 HugeGraphStudio:

$ cd hugegraph-studio-${version}
$ bin/hugegraph-studio.sh

启动成功结果如下:

19:05:12.779 [localhost-startStop-1] INFO  org.springframework.web.context.ContextLoader ID:  TS: - Root WebApplicationContext: initialization started
19:05:12.910 [localhost-startStop-1] INFO  org.springframework.web.context.support.XmlWebApplicationContext ID:  TS: - Refreshing Root WebApplicationContext: startup date [Thu Jul 27 19:05:12 CST 2017]; root of context hierarchy
19:05:12.973 [localhost-startStop-1] INFO  org.springframework.beans.factory.xml.XmlBeanDefinitionReader ID:  TS: - Loading XML bean definitions from class path resource [applicationContext.xml]
19:05:13.402 [localhost-startStop-1] INFO  org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor ID:  TS: - JSR-330 'javax.inject.Inject' annotation found and supported for autowiring
19:05:13.710 [localhost-startStop-1] WARN  com.baidu.hugegraph.config.HugeConfig ID:  TS: - The option: 'studio.server.port' is redundant
19:05:13.711 [localhost-startStop-1] WARN  com.baidu.hugegraph.config.HugeConfig ID:  TS: - The option: 'studio.server.host' is redundant
19:05:13.712 [localhost-startStop-1] WARN  com.baidu.hugegraph.config.HugeConfig ID:  TS: - The option: 'studio.server.ui' is redundant
19:05:13.712 [localhost-startStop-1] WARN  com.baidu.hugegraph.config.HugeConfig ID:  TS: - The option: 'studio.server.api.war' is redundant
····
19:05:14.873 [main] INFO   com.baidu.hugegraph.studio.HugeGraphStudio ID:  TS: - HugeGraphStudio is now running on: http://localhost:8088

接下来,打开浏览器访问 http://localhost:8088 即可使用HugeGraph-Studio,首页如下图:

这里以“一些人与相关软件关系图”为例子,内容包括元数据(Schema)和数据(Vertex/Edge)两部分。

4 HugeGraph-Studio 操作指南

4.1 使用Gremlin语言创建一个图

4.1.1 创建Schema

这个例子涉及的Schema有三类,分别是:PropertyKey,VertexLabel和EdgeLabel。下面依次创建这些Schema。

4.1.1.1 创建属性类型(PropertyKey)

将下面的语句输入到 Studio 的输入框中:

graph.schema().propertyKey("name").asText().ifNotExist().create()
graph.schema().propertyKey("age").asInt().ifNotExist().create()
graph.schema().propertyKey("city").asText().ifNotExist().create()
graph.schema().propertyKey("lang").asText().ifNotExist().create()
graph.schema().propertyKey("date").asText().ifNotExist().create()
graph.schema().propertyKey("price").asInt().ifNotExist().create()

在这里有几点需要说明

1、上述语句是groovy语言形式(类似但不是java)的gremlin语句,这些gremlin语句会被发送到HugeGraphServer上执行。 关于gremlin本身可以参考Gremlin Query LanguageTinkerpop官网

2、上述语句是通过graph.schema()获取到SchemaManager对象后操作元数据,通过gremlin语句操作Schema可参考文档HugeGraph-Client, 需要注意的是HugeGraph-Clientjava语法,大体上与gremlin风格是一致的,具体的差异见文档HugeGraph-Client中的说明。

3、在HugeGraph-Studio的输入框中,用户可以直接使用两个变量graphg,其中graph就是当前连接的图对象,可使用该对象对图做各种增删改查操作; g是用于遍历图的一个对象,其本质就是graph.traversal(),用户可以使用该对象做各种遍历操作;

4、HugeGraph-Studio作为一个展示图的工具,主要用于做查询或遍历,而不宜做太多增删改的操作。

执行完成后,可以得到返回的数据,表明执行成功。如图所示

4.1.1.2 创建顶点类型(VertexLabel)
person = graph.schema().vertexLabel("person").properties("name", "age", "city").primaryKeys("name").ifNotExist().create()
software = graph.schema().vertexLabel("software").properties("name", "lang", "price").primaryKeys("name").ifNotExist().create()
4.1.1.2 创建边类型(EdgeLabel)
knows = graph.schema().edgeLabel("knows").sourceLabel("person").targetLabel("person").properties("date").ifNotExist().create()
created = graph.schema().edgeLabel("created").sourceLabel("person").targetLabel("software").properties("date", "city").ifNotExist().create()
4.1.2 创建顶点(Vertex)和边(Edge)

有了Schema后,就可以根据Schema创建特定的顶点和边了,这里我们定义两个person类型的顶点实例:marko 和 vadas,再定义两者之间的关系knows:

marko = graph.addVertex(T.label, "person", "name", "marko", "age", 29, "city", "Beijing")
vadas = graph.addVertex(T.label, "person", "name", "vadas", "age", 27, "city", "Hongkong")
marko.addEdge("knows", vadas, "date", "20160110")

在页面中输入语句,这样我们就创建了两个顶点一条边,点击执行,结果如下图所示

4.1.3 添加更多数据到图中
marko = graph.addVertex(T.label, "person", "name", "marko", "age", 29, "city", "Beijing")
vadas = graph.addVertex(T.label, "person", "name", "vadas", "age", 27, "city", "Hongkong")
lop = graph.addVertex(T.label, "software", "name", "lop", "lang", "java", "price", 328)
josh = graph.addVertex(T.label, "person", "name", "josh", "age", 32, "city", "Beijing")
ripple = graph.addVertex(T.label, "software", "name", "ripple", "lang", "java", "price", 199)
peter = graph.addVertex(T.label, "person","name", "peter", "age", 29, "city", "Shanghai")

marko.addEdge("knows", vadas, "date", "20160110")
marko.addEdge("knows", josh, "date", "20130220")
marko.addEdge("created", lop, "date", "20171210", "city", "Shanghai")
josh.addEdge("created", ripple, "date", "20151010", "city", "Beijing")
josh.addEdge("created", lop, "date", "20171210", "city", "Beijing")
peter.addEdge("created", lop, "date", "20171210", "city", "Beijing")
4.1.4 展示图
g.V()

如下图所示

HugeGraph-Studio不仅支持通过graph的方式展示数据,还支持表格和Json两种数据展示形式

表格展示形式

Json展示形式

4.4 HugeGraph-Studio 样式自定义

4.4.1 自定义VertexLabel 样式
属性默认值类型说明
vis.size25number顶点大小
vis.scaling.min10number根据标签内容调整节点大小,优先级比vis.size高
vis.scaling.max30number根据标签内容调整节点大小,优先级比vis.size高
vis.shapedotstring形状,包括ellipse, circle, database, box, text,diamond, dot, star, triangle, triangleDown, hexagon, square and icon.
vis.border#00ccffstring顶点边框颜色
vis.background#00ccffstring顶点背景颜色
vis.hover.border#00ccffstring鼠标悬浮时,顶点边框颜色
vis.hover.background#ec3112string鼠标悬浮时,顶点背景颜色
vis.highlight.border#fb6a02string选中时,顶点边框颜色
vis.highlight.background#fb6a02string选中时,顶点背景颜色
vis.font.color#343434string顶点类型字体颜色
vis.font.size12string顶点类型字体大小
vis.icon.code\uf111stringFontAwesome 图标编码,目前支持4.7.5版本的图标
vis.icon.color#2B7CE9string图标颜色,优先级比vis.background高
vis.icon.size50stringicon大小,优先级比vis.size高

示例:

graph.schema().vertexLabel("software")
     .userdata("vis.size",25)
     .userdata("vis.scaling.min",1)
     .userdata("vis.scaling.max",10)
     .userdata("vis.shape","icon")
     .userdata("vis.border","#66ff33")
     .userdata("vis.background","#3366ff")
     .userdata("vis.hover.background","#FFB90F")
     .userdata("vis.hover.border","#00EE00")
     .userdata("vis.highlight.background","#7A67EE")
     .userdata("vis.highlight.border","#4F4F4F")
     .userdata("vis.font.color","#1C86EE")
     .userdata("vis.font.size",12)
     .userdata("vis.icon.code","\uf1b9")
     .userdata("vis.icon.color","#8EE5EE")
     .userdata("vis.icon.size",25)
     .append()

颜色代码示例: