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Posted to commits@tinkerpop.apache.org by co...@apache.org on 2023/12/14 22:53:17 UTC
(tinkerpop) branch 3.7-dev updated: TINKERPOP-2995 Create Sample Applications in each GLV for 3.7 (#2298)
This is an automated email from the ASF dual-hosted git repository.
colegreer pushed a commit to branch 3.7-dev
in repository https://gitbox.apache.org/repos/asf/tinkerpop.git
The following commit(s) were added to refs/heads/3.7-dev by this push:
new 6fbafc436c TINKERPOP-2995 Create Sample Applications in each GLV for 3.7 (#2298)
6fbafc436c is described below
commit 6fbafc436cc6e385c0c2f84bf68f18f5ac91f599
Author: Ryan Tan <65...@users.noreply.github.com>
AuthorDate: Thu Dec 14 14:53:11 2023 -0800
TINKERPOP-2995 Create Sample Applications in each GLV for 3.7 (#2298)
Created sample applications for each GLV in Java, Python, C#, JS, and Go which includes connection, basic Gremlin, and simple traversal examples.
---
bin/run-examples.sh | 119 ++++++++
docs/src/dev/developer/release.asciidoc | 1 +
docs/src/reference/gremlin-variants.asciidoc | 170 +++++++++--
.../Examples/BasicGremlin/BasicGremlin.cs | 54 ++++
.../Examples/BasicGremlin/BasicGremlin.csproj | 30 ++
gremlin-dotnet/Examples/Connections/Connections.cs | 74 +++++
.../Examples/Connections/Connections.csproj | 30 ++
gremlin-dotnet/Examples/Examples.sln | 37 +++
.../Examples/ModernTraversals/ModernTraversals.cs | 71 +++++
.../ModernTraversals/ModernTraversals.csproj | 30 ++
gremlin-driver/pom.xml | 9 +
.../src/main/java/examples/BasicGremlin.java | 56 ++++
.../src/main/java/examples/Connections.java | 116 ++++++++
.../src/main/java/examples/ModernTraversals.java | 71 +++++
gremlin-driver/src/main/java/examples/pom.xml | 91 ++++++
gremlin-go/example/go.sum | 315 ---------------------
gremlin-go/examples/basic_gremlin.go | 69 +++++
.../example.go => examples/connections.go} | 59 ++--
gremlin-go/{example => examples}/go.mod | 8 +-
gremlin-go/examples/go.sum | 44 +++
gremlin-go/examples/modern_traversals.go | 77 +++++
gremlin-javascript/examples/.gitignore | 1 +
gremlin-javascript/examples/basic-gremlin.js | 51 ++++
gremlin-javascript/examples/connections.js | 65 +++++
gremlin-javascript/examples/modern-traversals.js | 69 +++++
gremlin-javascript/examples/package-lock.json | 47 +++
gremlin-javascript/examples/package.json | 14 +
gremlin-python/src/main/python/example.py | 52 ----
.../src/main/python/examples/basic_gremlin.py | 54 ++++
.../src/main/python/examples/connections.py | 101 +++++++
.../src/main/python/examples/modern_traversals.py | 69 +++++
.../src/main/python/examples/requirements.txt | 29 ++
32 files changed, 1678 insertions(+), 405 deletions(-)
diff --git a/bin/run-examples.sh b/bin/run-examples.sh
new file mode 100755
index 0000000000..5548404ec8
--- /dev/null
+++ b/bin/run-examples.sh
@@ -0,0 +1,119 @@
+#!/bin/bash
+
+#Licensed to the Apache Software Foundation (ASF) under one
+#or more contributor license agreements. See the NOTICE file
+#distributed with this work for additional information
+#regarding copyright ownership. The ASF licenses this file
+#to you under the Apache License, Version 2.0 (the
+#"License"); you may not use this file except in compliance
+#with the License. You may obtain a copy of the License at
+#
+#http://www.apache.org/licenses/LICENSE-2.0
+#
+#Unless required by applicable law or agreed to in writing,
+#software distributed under the License is distributed on an
+#"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+#KIND, either express or implied. See the License for the
+#specific language governing permissions and limitations
+#under the License.
+
+function cleanup {
+ if [ -n "$(docker ps -q -f name=glv-examples)" ]
+ then
+ echo -n "Shutting down container: "
+ docker stop glv-examples
+ fi
+ if [ -n "$(docker ps -q -f name=glv-examples-modern)" ]
+ then
+ echo -n "Shutting down container: "
+ docker stop glv-examples-modern
+ fi
+}
+trap cleanup EXIT
+
+open -a Docker
+docker pull tinkerpop/gremlin-server
+docker run -d --rm -p 8182:8182 --name glv-examples --health-cmd="curl -f http://localhost:8182/ || exit 1" --health-interval=5s --health-timeout=3s tinkerpop/gremlin-server
+
+echo
+echo "Not having docker open initially may cause an error loop. If so, simply restart this script."
+echo -n "Starting Gremlin server on port 8182..."
+until docker inspect --format '{{.State.Health.Status}}' glv-examples | grep -q "healthy"; do
+ echo -n "."
+ sleep 1
+done
+echo
+
+cd ../gremlin-driver/src/main/java/examples || exit
+mvn clean install
+
+echo
+echo "Running Java examples"
+java -cp target/run-examples-shaded.jar examples.Connections
+java -cp target/run-examples-shaded.jar examples.BasicGremlin
+cd ../../../../.. || exit
+
+echo
+echo "Running python examples:"
+python3 gremlin-python/src/main/python/examples/connections.py
+python3 gremlin-python/src/main/python/examples/basic_gremlin.py
+
+echo
+echo "Running JavaScript examples:"
+npm install --prefix gremlin-javascript/examples
+node gremlin-javascript/examples/connections.js
+node gremlin-javascript/examples/basic-gremlin.js
+
+echo
+echo "Running .NET examples:"
+dotnet run --project gremlin-dotnet/Examples/Connections
+dotnet run --project gremlin-dotnet/Examples/BasicGremlin
+
+echo
+echo "Running Go examples:"
+cd gremlin-go/examples || exit
+go run connections.go
+go run basic_gremlin.go
+cd ../.. || exit
+
+echo
+echo -n "Shutting down container: "
+docker stop glv-examples
+
+echo
+docker run -d --rm -p 8182:8182 --name glv-examples-modern --health-cmd="curl -f http://localhost:8182/ || exit 1" --health-interval=5s --health-timeout=3s tinkerpop/gremlin-server conf/gremlin-server-modern.yaml
+echo -n "Starting Modern server on port 8182..."
+until docker inspect --format '{{.State.Health.Status}}' glv-examples-modern | grep -q "healthy"; do
+ echo -n "."
+ sleep 1
+done
+echo
+
+echo
+echo "Running Java traversals"
+cd gremlin-driver/src/main/java/examples || exit
+java -cp target/run-examples-shaded.jar examples.ModernTraversals
+cd ../../../../.. || exit
+
+echo
+echo "Running python traversals:"
+python3 gremlin-python/src/main/python/examples/modern_traversals.py
+
+echo
+echo "Running JavaScript traversals:"
+npm install --prefix gremlin-javascript/examples
+node gremlin-javascript/examples/modern-traversals.js
+
+echo
+echo "Running .NET traversals:"
+dotnet run --project gremlin-dotnet/Examples/ModernTraversals
+
+echo
+echo "Running Go traversals:"
+cd gremlin-go/examples || exit
+go run modern_traversals.go
+cd ../.. || exit
+
+echo
+echo -n "Shutting down container: "
+docker stop glv-examples-modern
diff --git a/docs/src/dev/developer/release.asciidoc b/docs/src/dev/developer/release.asciidoc
index e54ad09d53..a55f0d1315 100644
--- a/docs/src/dev/developer/release.asciidoc
+++ b/docs/src/dev/developer/release.asciidoc
@@ -120,6 +120,7 @@ during this period.
.. Run the full integration test suite: `docker/build.sh -t -i -n`
.. Build and test the Docker images: `mvn clean install -pl gremlin-server,gremlin-console -DdockerImages`
.. Ensure that the Gremlin.Net.Template gets packaged successfully: `mvn clean install -pl :gremlin-dotnet-source -Dnuget`
+.. Ensure that the GLV examples are compiling and running successfully: `bin/run-examples.sh`
.. Deploy a final SNAPSHOT to the Apache snapshot repository for Java.
.. Review LICENSE and NOTICE files to make sure that no <<dependencies,changes are needed>>.
.. Review javadoc filters on the "Core API" docs to be sure nothing needs to change.
diff --git a/docs/src/reference/gremlin-variants.asciidoc b/docs/src/reference/gremlin-variants.asciidoc
index fbef16744b..50dca67222 100644
--- a/docs/src/reference/gremlin-variants.asciidoc
+++ b/docs/src/reference/gremlin-variants.asciidoc
@@ -527,14 +527,37 @@ that can be used to fulfill the `gremlingo.Set` interface if desired.
[[gremlin-go-examples]]
=== Application Examples
-The TinkerPop source code contains a simple Go script that shows a basic example of how gremlin-go works. It
-can be found in GitHub link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-go/example/example.go[here]
-and is designed to work best with a running <<gremlin-server,Gremlin Server>> configured with the default
-`conf/gremlin-server.yaml` file as included with the standard release packaging.
+The TinkerPop source code contains some sample applications that demonstrate the basics of Gremlin-Go. They
+can be found in GitHub link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-go/examples/[here]
+and are designed to connect to a running <<gremlin-server,Gremlin Server>> configured with the
+`conf/gremlin-server.yaml` and `conf/gremlin-server-modern.yaml` files as included with the standard release packaging.
+To run the examples, first download an image of Gremlin Server from Docker Hub:
[source,shell]
----
-go run example.go
+docker pull tinkerpop/gremlin-server
+----
+
+The remote connection and basic Gremlin examples can be run on a clean server, which uses the default configuration file
+`conf/gremlin-server.yaml`. To start a clean server, launch a new container with `docker run`:
+[source,shell]
+----
+docker run -d -p 8182:8182 tinkerpop/gremlin-server
+----
+
+The traversal examples should be run on a server configured to start with the Modern toy graph, using `conf/gremlin-server-modern.yaml`.
+To start a server with the Modern graph preloaded, launch a new container with `docker run`:
+[source,shell]
+----
+docker run -d -p 8182:8182 tinkerpop/gremlin-server conf/gremlin-server-modern.yaml
+----
+
+Each example can now be run with the following commands:
+[source,shell]
+----
+go run connections.go
+go run basic_gremlin.go
+go run modern_traversals.go
----
[[gremlin-groovy]]
@@ -1201,8 +1224,8 @@ Connection Pool Status (size=1 max=5 min=1 toCreate=0 bin=0)
anchor:java-application-examples[]
anchor:gremlin-archetypes[]
-[[gremlin-java-examples]]
-=== Application Examples
+[[gremlin-java-archetypes]]
+=== Application Archetypes
The available link:https://maven.apache.org/guides/introduction/introduction-to-archetypes.html[Maven archetypes] are
as follows:
@@ -1224,6 +1247,24 @@ This command will generate a new Maven project in a directory called "app" with
`com.my`. Please see the `README.asciidoc` in the root of each generated project for information on how to build and
execute it.
+[[gremlin-java-examples]]
+=== Application Examples
+
+The TinkerPop source code contains some sample applications that demonstrate the basics of Gremlin-Java. They
+can be found in GitHub link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-driver/src/main/java/examples/[here].
+
+The remote connection examples in particular are designed to connect to a running <<gremlin-server,Gremlin Server>>
+configured with the `conf/gremlin-server.yaml` file as included with the standard release packaging.
+
+To do so, download an image of Gremlin Server from Docker Hub, then launch a new container with `docker run`:
+[source,shell]
+----
+docker pull tinkerpop/gremlin-server
+docker run -d -p 8182:8182 tinkerpop/gremlin-server
+----
+
+All examples can then be run using your IDE of choice.
+
[[gremlin-javascript]]
== Gremlin-JavaScript
@@ -1629,6 +1670,48 @@ the possibility of `null`.
no `Graph` instance to deserialize a result into on the client-side. A workaround is to replace the step with
`aggregate(local)` and then convert those results to something the client can use locally.
+[[gremlin-javascript-examples]]
+=== Application Examples
+
+The TinkerPop source code contains some sample applications that demonstrate the basics of Gremlin-JavaScript. They
+can be found in GitHub link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-javascript/examples/[here]
+and are designed to connect to a running <<gremlin-server,Gremlin Server>> configured with the
+`conf/gremlin-server.yaml` and `conf/gremlin-server-modern.yaml` files as included with the standard release packaging.
+
+To run the examples, first download an image of Gremlin Server from Docker Hub:
+[source,shell]
+----
+docker pull tinkerpop/gremlin-server
+----
+
+The remote connection and basic Gremlin examples can be run on a clean server, which uses the default configuration file
+`conf/gremlin-server.yaml`. To start a clean server, launch a new container with `docker run`:
+[source,shell]
+----
+docker run -d -p 8182:8182 tinkerpop/gremlin-server
+----
+
+The traversal examples should be run on a server configured to start with the Modern toy graph, using `conf/gremlin-server-modern.yaml`.
+To start a server with the Modern graph preloaded, launch a new container with `docker run`:
+[source,shell]
+----
+docker run -d -p 8182:8182 tinkerpop/gremlin-server conf/gremlin-server-modern.yaml
+----
+
+Make sure to install all necessary packages:
+[source,shell]
+----
+npm install
+----
+
+Each example can now be run with the following commands:
+[source,shell]
+----
+node connections.js
+node basic-gremlin.js
+node modern-traversals.js
+----
+
anchor:gremlin-DotNet[]
[[gremlin-dotnet]]
== Gremlin.Net
@@ -1967,8 +2050,8 @@ no `Graph` instance to deserialize a result into on the client-side. A workaroun
anchor:gremlin-dotnet-template[]
anchor:dotnet-application-examples[]
anchor:gremlin-net-examples[]
-[[gremlin-dotnet-examples]]
-=== Application Examples
+[[gremlin-dotnet-startup]]
+=== Getting Started
This link:https://docs.microsoft.com/dotnet/core/tools/custom-templates[dotnet template] helps getting started with
<<gremlin-dotnet,Gremlin.Net>>. It creates a new C# console project that shows how to connect to a
@@ -1988,6 +2071,40 @@ Specify the output directory for the new project which will then also be used as
[source,shell]
dotnet new gremlin -o MyFirstGremlinProject
+[[gremlin-dotnet-examples]]
+=== Application Examples
+
+The TinkerPop source code contains some sample applications that demonstrate the basics of Gremlin-Dotnet. They
+can be found in GitHub link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-dotnet/Examples/[here]
+and are designed to connect to a running <<gremlin-server,Gremlin Server>> configured with the
+`conf/gremlin-server.yaml` and `conf/gremlin-server-modern.yaml` files as included with the standard release packaging.
+
+To run the examples, first download an image of Gremlin Server from Docker Hub:
+[source,shell]
+----
+docker pull tinkerpop/gremlin-server
+----
+
+The remote connection and basic Gremlin examples can be run on a clean server, which uses the default configuration file
+`conf/gremlin-server.yaml`. To start a clean server, launch a new container with `docker run`:
+[source,shell]
+----
+docker run -d -p 8182:8182 tinkerpop/gremlin-server
+----
+
+The traversal examples should be run on a server configured to start with the Modern toy graph, using `conf/gremlin-server-modern.yaml`.
+To start a server with the Modern graph preloaded, launch a new container with `docker run`:
+[source,shell]
+----
+docker run -d -p 8182:8182 tinkerpop/gremlin-server conf/gremlin-server-modern.yaml
+----
+
+Each example can now be run with the following command in their respective project directories:
+[source,shell]
+----
+dotnet run
+----
+
[[gremlin-python]]
== Gremlin-Python
@@ -2527,14 +2644,35 @@ async def run_in_thread():
[[gremlin-python-examples]]
=== Application Examples
-The TinkerPop source code contains a simple Python script that shows a basic example of how gremlinpython works. It
-can be found in GitHub link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-python/src/main/python/example.py[here]
-and is designed to work best with a running <<gremlin-server,Gremlin Server>> configured with the default
-`conf/gremlin-server.yaml` file as included with the standard release packaging.
+The TinkerPop source code contains some sample applications that demonstrate the basics of Gremlin-Python. They
+can be found in GitHub link:https://github.com/apache/tinkerpop/tree/x.y.z/gremlin-python/src/main/python/examples/[here]
+and are designed to connect to a running <<gremlin-server,Gremlin Server>> configured with the
+`conf/gremlin-server.yaml` and `conf/gremlin-server-modern.yaml` files as included with the standard release packaging.
+To run the examples, first download an image of Gremlin Server from Docker Hub:
[source,shell]
----
-pip install gremlinpython
-pip install aiohttp
-python example.py
+docker pull tinkerpop/gremlin-server
+----
+
+The remote connection and basic Gremlin examples can be run on a clean server, which uses the default configuration file
+`conf/gremlin-server.yaml`. To start a clean server, launch a new container with `docker run`:
+[source,shell]
+----
+docker run -d -p 8182:8182 tinkerpop/gremlin-server
+----
+
+The traversal examples should be run on a server configured to start with the Modern toy graph, using `conf/gremlin-server-modern.yaml`.
+To start a server with the Modern graph preloaded, launch a new container with `docker run`:
+[source,shell]
+----
+docker run -d -p 8182:8182 tinkerpop/gremlin-server conf/gremlin-server-modern.yaml
+----
+
+Each example can now be run with the following commands:
+[source,shell]
+----
+python connections.py
+python basic_gremlin.py
+python modern_traversals.py
----
diff --git a/gremlin-dotnet/Examples/BasicGremlin/BasicGremlin.cs b/gremlin-dotnet/Examples/BasicGremlin/BasicGremlin.cs
new file mode 100644
index 0000000000..91820bfe09
--- /dev/null
+++ b/gremlin-dotnet/Examples/BasicGremlin/BasicGremlin.cs
@@ -0,0 +1,54 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+using Gremlin.Net.Driver;
+using Gremlin.Net.Driver.Remote;
+using static Gremlin.Net.Process.Traversal.AnonymousTraversalSource;
+
+public class BasicGremlinExample
+{
+ static async Task Main()
+ {
+ var server = new GremlinServer("localhost", 8182);
+ using var remoteConnection = new DriverRemoteConnection(new GremlinClient(server), "g");
+ var g = Traversal().WithRemote(remoteConnection);
+
+ // Basic Gremlin: adding and retrieving data
+ var v1 = g.AddV("person").Property("name", "marko").Next();
+ var v2 = g.AddV("person").Property("name", "stephen").Next();
+ var v3 = g.AddV("person").Property("name", "vadas").Next();
+
+ // Be sure to use a terminating step like Next() or Iterate() so that the traversal "executes"
+ // Iterate() does not return any data and is used to just generate side-effects (i.e. write data to the database)
+ g.V(v1).AddE("knows").To(v2).Property("weight", 0.75).Iterate();
+ g.V(v1).AddE("knows").To(v3).Property("weight", 0.75).Iterate();
+
+ // Retrieve the data from the "marko" vertex
+ var marko = await g.V().Has("person", "name", "marko").Values<string>("name").Promise(t => t.Next());
+ Console.WriteLine("name: " + marko);
+
+ // Find the "marko" vertex and then traverse to the people he "knows" and return their data
+ var peopleMarkoKnows = await g.V().Has("person", "name", "marko").Out("knows").Values<string>("name").Promise(t => t.ToList());
+ foreach (var person in peopleMarkoKnows)
+ {
+ Console.WriteLine("marko knows " + person);
+ }
+ }
+}
+
diff --git a/gremlin-dotnet/Examples/BasicGremlin/BasicGremlin.csproj b/gremlin-dotnet/Examples/BasicGremlin/BasicGremlin.csproj
new file mode 100644
index 0000000000..6fe7a3b633
--- /dev/null
+++ b/gremlin-dotnet/Examples/BasicGremlin/BasicGremlin.csproj
@@ -0,0 +1,30 @@
+<!--
+Licensed to the Apache Software Foundation (ASF) under one or more
+contributor license agreements. See the NOTICE file distributed with
+this work for additional information regarding copyright ownership.
+The ASF licenses this file to You under the Apache License, Version 2.0
+(the "License"); you may not use this file except in compliance with
+the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<Project Sdk="Microsoft.NET.Sdk">
+
+ <PropertyGroup>
+ <OutputType>Exe</OutputType>
+ <TargetFramework>net7.0</TargetFramework>
+ <ImplicitUsings>enable</ImplicitUsings>
+ <Nullable>enable</Nullable>
+ </PropertyGroup>
+
+ <ItemGroup>
+ <PackageReference Include="Gremlin.Net" Version="3.7.0" />
+ </ItemGroup>
+</Project>
diff --git a/gremlin-dotnet/Examples/Connections/Connections.cs b/gremlin-dotnet/Examples/Connections/Connections.cs
new file mode 100644
index 0000000000..26490f750b
--- /dev/null
+++ b/gremlin-dotnet/Examples/Connections/Connections.cs
@@ -0,0 +1,74 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+using Gremlin.Net.Driver;
+using Gremlin.Net.Driver.Remote;
+using Gremlin.Net.Structure.IO.GraphSON;
+using static Gremlin.Net.Process.Traversal.AnonymousTraversalSource;
+
+public class ConnectionExample
+{
+ static void Main()
+ {
+ withRemote();
+ withConf();
+ withSerializer();
+ }
+
+ // Connecting to the server
+ static void withRemote()
+ {
+ var server = new GremlinServer("localhost", 8182);
+ using var remoteConnection = new DriverRemoteConnection(new GremlinClient(server), "g");
+ var g = Traversal().WithRemote(remoteConnection);
+
+ // Drop existing vertices
+ g.V().Drop().Iterate();
+
+ // Simple query to verify connection
+ var v = g.AddV().Iterate();
+ var count = g.V().Count().Next();
+ Console.WriteLine("Vertex count: " + count);
+ }
+
+ // Connecting to the server with customized configurations
+ static void withConf()
+ {
+ using var remoteConnection = new DriverRemoteConnection(new GremlinClient(
+ new GremlinServer(hostname: "localhost", port: 8182, enableSsl: false, username: "", password: "")), "g");
+ var g = Traversal().WithRemote(remoteConnection);
+
+ var v = g.AddV().Iterate();
+ var count = g.V().Count().Next();
+ Console.WriteLine("Vertex count: " + count);
+ }
+
+ // Specifying a serializer
+ static void withSerializer()
+ {
+ var server = new GremlinServer("localhost", 8182);
+ var client = new GremlinClient(server, new GraphSON3MessageSerializer());
+ using var remoteConnection = new DriverRemoteConnection(client, "g");
+ var g = Traversal().WithRemote(remoteConnection);
+
+ var v = g.AddV().Iterate();
+ var count = g.V().Count().Next();
+ Console.WriteLine("Vertex count: " + count);
+ }
+}
diff --git a/gremlin-dotnet/Examples/Connections/Connections.csproj b/gremlin-dotnet/Examples/Connections/Connections.csproj
new file mode 100644
index 0000000000..6fe7a3b633
--- /dev/null
+++ b/gremlin-dotnet/Examples/Connections/Connections.csproj
@@ -0,0 +1,30 @@
+<!--
+Licensed to the Apache Software Foundation (ASF) under one or more
+contributor license agreements. See the NOTICE file distributed with
+this work for additional information regarding copyright ownership.
+The ASF licenses this file to You under the Apache License, Version 2.0
+(the "License"); you may not use this file except in compliance with
+the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<Project Sdk="Microsoft.NET.Sdk">
+
+ <PropertyGroup>
+ <OutputType>Exe</OutputType>
+ <TargetFramework>net7.0</TargetFramework>
+ <ImplicitUsings>enable</ImplicitUsings>
+ <Nullable>enable</Nullable>
+ </PropertyGroup>
+
+ <ItemGroup>
+ <PackageReference Include="Gremlin.Net" Version="3.7.0" />
+ </ItemGroup>
+</Project>
diff --git a/gremlin-dotnet/Examples/Examples.sln b/gremlin-dotnet/Examples/Examples.sln
new file mode 100644
index 0000000000..963bb259f6
--- /dev/null
+++ b/gremlin-dotnet/Examples/Examples.sln
@@ -0,0 +1,37 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 25.0.1706.4
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Connections", "Connections\Connections.csproj", "{9E201BDD-911A-4671-A12E-B7400E9FA5DB}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BasicGremlin", "BasicGremlin\BasicGremlin.csproj", "{535D7393-6115-4BEF-A344-E7DE3A891098}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ModernTraversals", "ModernTraversals\ModernTraversals.csproj", "{F3D3A764-F72A-4F63-9C23-D998BA61CAD4}"
+EndProject
+Global
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution
+ Debug|Any CPU = Debug|Any CPU
+ Release|Any CPU = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution
+ {9E201BDD-911A-4671-A12E-B7400E9FA5DB}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {9E201BDD-911A-4671-A12E-B7400E9FA5DB}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {9E201BDD-911A-4671-A12E-B7400E9FA5DB}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {9E201BDD-911A-4671-A12E-B7400E9FA5DB}.Release|Any CPU.Build.0 = Release|Any CPU
+ {535D7393-6115-4BEF-A344-E7DE3A891098}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {535D7393-6115-4BEF-A344-E7DE3A891098}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {535D7393-6115-4BEF-A344-E7DE3A891098}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {535D7393-6115-4BEF-A344-E7DE3A891098}.Release|Any CPU.Build.0 = Release|Any CPU
+ {F3D3A764-F72A-4F63-9C23-D998BA61CAD4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {F3D3A764-F72A-4F63-9C23-D998BA61CAD4}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {F3D3A764-F72A-4F63-9C23-D998BA61CAD4}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {F3D3A764-F72A-4F63-9C23-D998BA61CAD4}.Release|Any CPU.Build.0 = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(SolutionProperties) = preSolution
+ HideSolutionNode = FALSE
+ EndGlobalSection
+ GlobalSection(ExtensibilityGlobals) = postSolution
+ SolutionGuid = {042DF872-50CB-4F95-9CDB-117540F4DF29}
+ EndGlobalSection
+EndGlobal
diff --git a/gremlin-dotnet/Examples/ModernTraversals/ModernTraversals.cs b/gremlin-dotnet/Examples/ModernTraversals/ModernTraversals.cs
new file mode 100644
index 0000000000..fab7073530
--- /dev/null
+++ b/gremlin-dotnet/Examples/ModernTraversals/ModernTraversals.cs
@@ -0,0 +1,71 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+using Gremlin.Net.Driver;
+using Gremlin.Net.Driver.Remote;
+using Gremlin.Net.Process.Traversal;
+using static Gremlin.Net.Process.Traversal.AnonymousTraversalSource;
+using static Gremlin.Net.Process.Traversal.__;
+using static Gremlin.Net.Process.Traversal.P;
+
+public class ModernTraversalExample
+{
+ static void Main()
+ {
+ var server = new GremlinServer("localhost", 8182);
+ using var remoteConnection = new DriverRemoteConnection(new GremlinClient(server), "g");
+ var g = Traversal().WithRemote(remoteConnection);
+
+ /*
+ This example requires the Modern toy graph to be preloaded upon launching the Gremlin server.
+ For details, see https://tinkerpop.apache.org/docs/current/reference/#gremlin-server-docker-image and use
+ conf/gremlin-server-modern.yaml.
+ */
+ var e1 = g.V(1).BothE().ToList(); // (1)
+ var e2 = g.V(1).BothE().Where(OtherV().HasId(2)).ToList(); // (2)
+ var v1 = g.V(1).Next();
+ var v2 = g.V(2).Next();
+ var e3 = g.V(v1).BothE().Where(OtherV().Is(v2)).ToList(); // (3)
+ var e4 = g.V(v1).OutE().Where(InV().Is(v2)).ToList(); // (4)
+ var e5 = g.V(1).OutE().Where(InV().Has(T.Id, Within(2, 3))).ToList(); // (5)
+ var e6 = g.V(1).Out().Where(__.In().HasId(6)).ToList(); // (6)
+
+ Console.WriteLine(string.Join(", ", e1));
+ Console.WriteLine(string.Join(", ", e2));
+ Console.WriteLine(string.Join(", ", e3));
+ Console.WriteLine(string.Join(", ", e4));
+ Console.WriteLine(string.Join(", ", e5));
+ Console.WriteLine(string.Join(", ", e6));
+
+ /*
+ 1. There are three edges from the vertex with the identifier of "1".
+ 2. Filter those three edges using the Where()-step using the identifier of the vertex returned by OtherV() to
+ ensure it matches on the vertex of concern, which is the one with an identifier of "2".
+ 3. Note that the same traversal will work if there are actual Vertex instances rather than just vertex
+ identifiers.
+ 4. The vertex with identifier "1" has all outgoing edges, so it would also be acceptable to use the directional
+ steps of OutE() and InV() since the schema allows it.
+ 5. There is also no problem with filtering the terminating side of the traversal on multiple vertices, in this
+ case, vertices with identifiers "2" and "3".
+ 6. There’s no reason why the same pattern of exclusion used for edges with Where() can’t work for a vertex
+
+ between two vertices.
+ */
+ }
+}
\ No newline at end of file
diff --git a/gremlin-dotnet/Examples/ModernTraversals/ModernTraversals.csproj b/gremlin-dotnet/Examples/ModernTraversals/ModernTraversals.csproj
new file mode 100644
index 0000000000..31dd192896
--- /dev/null
+++ b/gremlin-dotnet/Examples/ModernTraversals/ModernTraversals.csproj
@@ -0,0 +1,30 @@
+<!--
+Licensed to the Apache Software Foundation (ASF) under one or more
+contributor license agreements. See the NOTICE file distributed with
+this work for additional information regarding copyright ownership.
+The ASF licenses this file to You under the Apache License, Version 2.0
+(the "License"); you may not use this file except in compliance with
+the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<Project Sdk="Microsoft.NET.Sdk">
+
+ <PropertyGroup>
+ <OutputType>Exe</OutputType>
+ <TargetFramework>net7.0</TargetFramework>
+ <ImplicitUsings>enable</ImplicitUsings>
+ <Nullable>enable</Nullable>
+ </PropertyGroup>
+
+ <ItemGroup>
+ <PackageReference Include="Gremlin.Net" Version="3.7.0" />
+ </ItemGroup>
+</Project>
diff --git a/gremlin-driver/pom.xml b/gremlin-driver/pom.xml
index 4c118a22fa..0e5595ace7 100644
--- a/gremlin-driver/pom.xml
+++ b/gremlin-driver/pom.xml
@@ -265,6 +265,15 @@ limitations under the License.
</execution>
</executions>
</plugin>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <configuration>
+ <excludes>
+ <exclude>examples/**</exclude>
+ </excludes>
+ </configuration>
+ </plugin>
</plugins>
</build>
</project>
diff --git a/gremlin-driver/src/main/java/examples/BasicGremlin.java b/gremlin-driver/src/main/java/examples/BasicGremlin.java
new file mode 100644
index 0000000000..a5075d4606
--- /dev/null
+++ b/gremlin-driver/src/main/java/examples/BasicGremlin.java
@@ -0,0 +1,56 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+package examples;
+
+import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
+import org.apache.tinkerpop.gremlin.structure.Graph;
+import org.apache.tinkerpop.gremlin.structure.Vertex;
+import org.apache.tinkerpop.gremlin.tinkergraph.structure.TinkerGraph;
+
+import java.util.List;
+
+import static org.apache.tinkerpop.gremlin.process.traversal.AnonymousTraversalSource.traversal;
+
+public class BasicGremlin {
+ public static void main(String[] args) {
+ Graph graph = TinkerGraph.open();
+ GraphTraversalSource g = traversal().withEmbedded(graph);
+
+ // Basic Gremlin: adding and retrieving data
+ Vertex v1 = g.addV("person").property("name","marko").next();
+ Vertex v2 = g.addV("person").property("name","stephen").next();
+ Vertex v3 = g.addV("person").property("name","vadas").next();
+
+ // Be sure to use a terminating step like next() or iterate() so that the traversal "executes"
+ // Iterate() does not return any data and is used to just generate side-effects (i.e. write data to the database)
+ g.V(v1).addE("knows").to(v2).property("weight",0.75).iterate();
+ g.V(v1).addE("knows").to(v3).property("weight",0.75).iterate();
+
+ // Retrieve the data from the "marko" vertex
+ Object marko = g.V().has("person","name","marko").values("name").next();
+ System.out.println("name: " + marko);
+
+ // Find the "marko" vertex and then traverse to the people he "knows" and return their data
+ List<Object> peopleMarkoKnows = g.V().has("person","name","marko").out("knows").values("name").toList();
+ for (Object person : peopleMarkoKnows) {
+ System.out.println("marko knows " + person);
+ }
+ }
+}
diff --git a/gremlin-driver/src/main/java/examples/Connections.java b/gremlin-driver/src/main/java/examples/Connections.java
new file mode 100644
index 0000000000..458d5c8fd5
--- /dev/null
+++ b/gremlin-driver/src/main/java/examples/Connections.java
@@ -0,0 +1,116 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+package examples;
+
+import org.apache.tinkerpop.gremlin.driver.Channelizer;
+import org.apache.tinkerpop.gremlin.driver.Client;
+import org.apache.tinkerpop.gremlin.driver.Cluster;
+import org.apache.tinkerpop.gremlin.driver.remote.DriverRemoteConnection;
+import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
+import org.apache.tinkerpop.gremlin.structure.Graph;
+import org.apache.tinkerpop.gremlin.structure.io.AbstractIoRegistry;
+import org.apache.tinkerpop.gremlin.structure.io.IoRegistry;
+import org.apache.tinkerpop.gremlin.structure.io.binary.TypeSerializerRegistry;
+import org.apache.tinkerpop.gremlin.tinkergraph.structure.TinkerGraph;
+import org.apache.tinkerpop.gremlin.util.MessageSerializer;
+import org.apache.tinkerpop.gremlin.util.ser.GraphBinaryMessageSerializerV1;
+
+import static org.apache.tinkerpop.gremlin.process.traversal.AnonymousTraversalSource.traversal;
+
+public class Connections {
+ public static void main(String[] args) throws Exception {
+ withEmbedded();
+ withRemote();
+ withCluster();
+ withSerializer();
+ }
+
+ // Creating an embedded graph
+ private static void withEmbedded() throws Exception {
+ Graph graph = TinkerGraph.open();
+ GraphTraversalSource g = traversal().withEmbedded(graph);
+
+ g.addV().iterate();
+ long count = g.V().count().next();
+ System.out.println("Vertex count: " + count);
+
+ g.close();
+ }
+
+ // Connecting to the server
+ private static void withRemote() throws Exception {
+ Cluster cluster = Cluster.build("localhost").port(8182).create();
+ GraphTraversalSource g = traversal().withRemote(DriverRemoteConnection.using(cluster, "g"));
+
+ // Drop existing vertices
+ g.V().drop().iterate();
+
+ // Simple query to verify connection
+ g.addV().iterate();
+ long count = g.V().count().next();
+ System.out.println("Vertex count: " + count);
+
+ // Cleanup
+ cluster.close();
+ g.close();
+ }
+
+ // Connecting and customizing configurations with a cluster
+ // See reference/#gremlin-java-configuration for full list of configurations
+ private static void withCluster() throws Exception {
+ Cluster cluster = Cluster.build("localhost").
+ channelizer(Channelizer.WebSocketChannelizer.class).
+ keepAliveInterval(180000).
+ maxConnectionPoolSize(8).
+ path("/gremlin").
+ port(8182).
+ serializer(new GraphBinaryMessageSerializerV1()).
+ create();
+ GraphTraversalSource g = traversal().withRemote(DriverRemoteConnection.using(cluster, "g"));
+
+ g.addV().iterate();
+ long count = g.V().count().next();
+ System.out.println("Vertex count: " + count);
+
+ cluster.close();
+ g.close();
+ }
+
+ // Connecting and specifying a serializer
+ private static void withSerializer() throws Exception {
+ IoRegistry registry = new FakeIoRegistry(); // an IoRegistry instance exposed by a specific graph provider
+ TypeSerializerRegistry typeSerializerRegistry = TypeSerializerRegistry.build().addRegistry(registry).create();
+ MessageSerializer serializer = new GraphBinaryMessageSerializerV1(typeSerializerRegistry);
+ Cluster cluster = Cluster.build("localhost").
+ serializer(serializer).
+ create();
+ Client client = cluster.connect();
+ GraphTraversalSource g = traversal().withRemote(DriverRemoteConnection.using(client, "g"));
+
+ g.addV().iterate();
+ long count = g.V().count().next();
+ System.out.println("Vertex count: " + count);
+
+ cluster.close();
+ g.close();
+ }
+
+ public static class FakeIoRegistry extends AbstractIoRegistry {}
+}
diff --git a/gremlin-driver/src/main/java/examples/ModernTraversals.java b/gremlin-driver/src/main/java/examples/ModernTraversals.java
new file mode 100644
index 0000000000..c67b6daeb2
--- /dev/null
+++ b/gremlin-driver/src/main/java/examples/ModernTraversals.java
@@ -0,0 +1,71 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+package examples;
+
+import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
+import org.apache.tinkerpop.gremlin.structure.Edge;
+import org.apache.tinkerpop.gremlin.structure.Graph;
+import org.apache.tinkerpop.gremlin.structure.Vertex;
+import org.apache.tinkerpop.gremlin.tinkergraph.structure.TinkerFactory;
+
+import java.util.List;
+
+import static org.apache.tinkerpop.gremlin.process.traversal.AnonymousTraversalSource.traversal;
+import static org.apache.tinkerpop.gremlin.process.traversal.P.within;
+import static org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__.*;
+import static org.apache.tinkerpop.gremlin.structure.T.id;
+
+public class ModernTraversals {
+ public static void main(String[] args) {
+ // Performs basic traversals on the Modern toy graph which can be created using TinkerFactory
+ Graph modern = TinkerFactory.createModern();
+ GraphTraversalSource g = traversal().withEmbedded(modern);
+
+ List<Edge> e1 = g.V(1).bothE().toList(); // (1)
+ List<Edge> e2 = g.V(1).bothE().where(otherV().hasId(2)).toList(); // (2)
+ Vertex v1 = g.V(1).next();
+ Vertex v2 = g.V(2).next();
+ List<Edge> e3 = g.V(v1).bothE().where(otherV().is(v2)).toList(); // (3)
+ List<Edge> e4 = g.V(v1).outE().where(inV().is(v2)).toList(); // (4)
+ List<Edge> e5 = g.V(1).outE().where(inV().has(id, within(2,3))).toList(); // (5)
+ List<Vertex> e6 = g.V(1).out().where(in().hasId(6)).toList(); // (6)
+
+ System.out.println("1: " + e1.toString());
+ System.out.println("2: " + e2.toString());
+ System.out.println("3: " + e3.toString());
+ System.out.println("4: " + e4.toString());
+ System.out.println("5: " + e5.toString());
+ System.out.println("6: " + e6.toString());
+
+ /*
+ 1. There are three edges from the vertex with the identifier of "1".
+ 2. Filter those three edges using the where()-step using the identifier of the vertex returned by otherV() to
+ ensure it matches on the vertex of concern, which is the one with an identifier of "2".
+ 3. Note that the same traversal will work if there are actual Vertex instances rather than just vertex
+ identifiers.
+ 4. The vertex with identifier "1" has all outgoing edges, so it would also be acceptable to use the directional
+ steps of outE() and inV() since the schema allows it.
+ 5. There is also no problem with filtering the terminating side of the traversal on multiple vertices, in this
+ case, vertices with identifiers "2" and "3".
+ 6. There’s no reason why the same pattern of exclusion used for edges with where() can’t work for a vertex
+ between two vertices.
+ */
+ }
+}
diff --git a/gremlin-driver/src/main/java/examples/pom.xml b/gremlin-driver/src/main/java/examples/pom.xml
new file mode 100644
index 0000000000..85417eff1d
--- /dev/null
+++ b/gremlin-driver/src/main/java/examples/pom.xml
@@ -0,0 +1,91 @@
+<!--
+Licensed to the Apache Software Foundation (ASF) under one or more
+contributor license agreements. See the NOTICE file distributed with
+this work for additional information regarding copyright ownership.
+The ASF licenses this file to You under the Apache License, Version 2.0
+(the "License"); you may not use this file except in compliance with
+the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <groupId>org.apache.tinkerpop</groupId>
+ <artifactId>run-examples</artifactId>
+ <version>3.7.1</version>
+
+ <properties>
+ <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+ <gremlin.version>${project.version}</gremlin.version>
+ </properties>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.apache.tinkerpop</groupId>
+ <artifactId>gremlin-core</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.tinkerpop</groupId>
+ <artifactId>gremlin-driver</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.tinkerpop</groupId>
+ <artifactId>tinkergraph-gremlin</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ </dependencies>
+
+ <build>
+ <sourceDirectory>.</sourceDirectory>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-compiler-plugin</artifactId>
+ </plugin>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-shade-plugin</artifactId>
+ <version>3.4.1</version>
+ <executions>
+ <execution>
+ <phase>package</phase>
+ <goals>
+ <goal>shade</goal>
+ </goals>
+ <configuration>
+ <finalName>run-examples-shaded</finalName>
+ <createDependencyReducedPom>false</createDependencyReducedPom>
+ <filters>
+ <filter>
+ <!--
+ Shading signed JARs will fail without this.
+ http://stackoverflow.com/questions/999489/invalid-signature-file-when-attempting-to-run-a-jar
+ -->
+ <artifact>*:*</artifact>
+ <excludes>
+ <exclude>META-INF/*.SF</exclude>
+ <exclude>META-INF/*.DSA</exclude>
+ <exclude>META-INF/*.RSA</exclude>
+ </excludes>
+ </filter>
+ </filters>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
+ </plugins>
+ </build>
+
+
+</project>
\ No newline at end of file
diff --git a/gremlin-go/example/go.sum b/gremlin-go/example/go.sum
deleted file mode 100644
index 4a83d5aef4..0000000000
--- a/gremlin-go/example/go.sum
+++ /dev/null
@@ -1,315 +0,0 @@
-cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
-cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU=
-cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY=
-cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc=
-cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0=
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-google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
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-google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
-google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
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-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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-gopkg.in/ini.v1 v1.51.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
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diff --git a/gremlin-go/examples/basic_gremlin.go b/gremlin-go/examples/basic_gremlin.go
new file mode 100644
index 0000000000..0ab2b1117f
--- /dev/null
+++ b/gremlin-go/examples/basic_gremlin.go
@@ -0,0 +1,69 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+package main
+
+import (
+ "fmt"
+
+ "github.com/apache/tinkerpop/gremlin-go/v3/driver"
+)
+
+func main() {
+ driverRemoteConnection, err := gremlingo.NewDriverRemoteConnection("ws://localhost:8182/gremlin")
+ if err != nil {
+ fmt.Println(err)
+ return
+ }
+ defer driverRemoteConnection.Close()
+ g := gremlingo.Traversal_().WithRemote(driverRemoteConnection)
+
+ // Basic Gremlin: adding and retrieving data
+ v1, err := g.AddV("person").Property("name", "marko").Next()
+ v2, err := g.AddV("person").Property("name", "stephen").Next()
+ v3, err := g.AddV("person").Property("name", "vadas").Next()
+ v1Vertex, err := v1.GetVertex()
+ v2Vertex, err := v2.GetVertex()
+ v3Vertex, err := v3.GetVertex()
+
+ // Be sure to use a terminating step like Next() or Iterate() so that the traversal "executes"
+ // Iterate() does not return any data and is used to just generate side-effects (i.e. write data to the database)
+ promise := g.V(v1Vertex).AddE("knows").To(v2Vertex).Property("weight", 0.75).Iterate()
+ err = <-promise
+ if err != nil {
+ fmt.Println(err)
+ return
+ }
+ promise = g.V(v1Vertex).AddE("knows").To(v3Vertex).Property("weight", 0.75).Iterate()
+ err = <-promise
+ if err != nil {
+ fmt.Println(err)
+ return
+ }
+
+ // Retrieve the data from the "marko" vertex
+ marko, err := g.V().Has("person", "name", "marko").Values("name").Next()
+ fmt.Println("name:", marko.GetString())
+
+ // Find the "marko" vertex and then traverse to the people he "knows" and return their data
+ peopleMarkoKnows, err := g.V().Has("person", "name", "marko").Out("knows").Values("name").ToList()
+ for _, person := range peopleMarkoKnows {
+ fmt.Println("marko knows", person.GetString())
+ }
+}
\ No newline at end of file
diff --git a/gremlin-go/example/example.go b/gremlin-go/examples/connections.go
similarity index 56%
rename from gremlin-go/example/example.go
rename to gremlin-go/examples/connections.go
index ab99ac2e1a..3e1f1de174 100644
--- a/gremlin-go/example/example.go
+++ b/gremlin-go/examples/connections.go
@@ -21,38 +21,61 @@ package main
import (
"fmt"
- gremlingo "github.com/apache/tinkerpop/gremlin-go/driver"
+
"github.com/apache/tinkerpop/gremlin-go/v3/driver"
)
-// syntactic sugar
-var __ = gremlingo.T__
-var gt = gremlingo.P.Gt
-var order = gremlingo.Order
-
func main() {
- // Creating the connection to the server.
- driverRemoteConnection, err := gremlingo.NewDriverRemoteConnection("ws://localhost:8182/gremlin",
- func(settings *gremlingo.DriverRemoteConnectionSettings) {
- settings.TraversalSource = "gmodern"
- })
+ withRemote()
+ withConfigs()
+}
+
+func withRemote() {
+ // Creating the connection to the server
+ driverRemoteConnection, err := gremlingo.NewDriverRemoteConnection("ws://localhost:8182/gremlin")
+
+ // Error handling
if err != nil {
fmt.Println(err)
return
}
+
// Cleanup
defer driverRemoteConnection.Close()
- // Creating graph traversal
+ // Creating the graph traversal
g := gremlingo.Traversal_().WithRemote(driverRemoteConnection)
- // Perform traversal
- result, err := g.V().HasLabel("person").Has("age", __.Is(gt(28))).Order().By("age", order.Desc).Values("name").ToList()
+ // Drop existing vertices
+ prom := g.V().Drop().Iterate()
+ <-prom
+
+ // Simple query to verify connection
+ g.AddV().Iterate()
+ count, _ := g.V().Count().Next()
+ fmt.Println("Vertex count:", *count)
+}
+
+func withConfigs() {
+ // Connecting to the server with customized configurations
+ driverRemoteConnection, err := gremlingo.NewDriverRemoteConnection("ws://localhost:8182/gremlin",
+ func(settings *gremlingo.DriverRemoteConnectionSettings) {
+ settings.TraversalSource = "g"
+ settings.NewConnectionThreshold = 4
+ settings.EnableCompression = false
+ settings.ReadBufferSize = 0
+ settings.WriteBufferSize = 0
+ })
+
if err != nil {
fmt.Println(err)
return
}
- for _, r := range result {
- fmt.Println(r.GetString())
- }
-}
+
+ defer driverRemoteConnection.Close()
+ g := gremlingo.Traversal_().WithRemote(driverRemoteConnection)
+
+ g.AddV().Iterate()
+ count, _ := g.V().Count().Next()
+ fmt.Println("Vertex count:", *count)
+}
\ No newline at end of file
diff --git a/gremlin-go/example/go.mod b/gremlin-go/examples/go.mod
similarity index 81%
rename from gremlin-go/example/go.mod
rename to gremlin-go/examples/go.mod
index 75d6f1c487..acfd53ab41 100644
--- a/gremlin-go/example/go.mod
+++ b/gremlin-go/examples/go.mod
@@ -19,11 +19,11 @@ module example
go 1.20
-require github.com/apache/tinkerpop/gremlin-go/v3 v3.6.1-rc2
+require github.com/apache/tinkerpop/gremlin-go/v3 v3.7.0
require (
github.com/google/uuid v1.3.0 // indirect
- github.com/gorilla/websocket v1.4.2 // indirect
- github.com/nicksnyder/go-i18n/v2 v2.1.2 // indirect
- golang.org/x/text v0.3.7 // indirect
+ github.com/gorilla/websocket v1.5.0 // indirect
+ github.com/nicksnyder/go-i18n/v2 v2.2.1 // indirect
+ golang.org/x/text v0.11.0 // indirect
)
diff --git a/gremlin-go/examples/go.sum b/gremlin-go/examples/go.sum
new file mode 100644
index 0000000000..5aa72a5d11
--- /dev/null
+++ b/gremlin-go/examples/go.sum
@@ -0,0 +1,44 @@
+github.com/BurntSushi/toml v1.0.0 h1:dtDWrepsVPfW9H/4y7dDgFc2MBUSeJhlaDtK13CxFlU=
+github.com/BurntSushi/toml v1.0.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
+github.com/apache/tinkerpop/gremlin-go/v3 v3.7.0 h1:WSHdJ/UKSSYZj8E2QzEdUsaV54rWAoNlQSPm4x/o/sY=
+github.com/apache/tinkerpop/gremlin-go/v3 v3.7.0/go.mod h1:3cydTAyTJzOEI4RWqbNHtsbtnUuYmBR8ZeAxNs+yRcw=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
+github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
+github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/nicksnyder/go-i18n/v2 v2.2.1 h1:aOzRCdwsJuoExfZhoiXHy4bjruwCMdt5otbYojM/PaA=
+github.com/nicksnyder/go-i18n/v2 v2.2.1/go.mod h1:fF2++lPHlo+/kPaj3nB0uxtPwzlPm+BlgwGX7MkeGj0=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/stretchr/objx v0.5.0 h1:1zr/of2m5FGMsad5YfcqgdqdWrIhu+EBEJRhR1U7z/c=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
+golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
+golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
+golang.org/x/text v0.11.0 h1:LAntKIrcmeSKERyiOh0XMV39LXS8IE9UL2yP7+f5ij4=
+golang.org/x/text v0.11.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
+gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
diff --git a/gremlin-go/examples/modern_traversals.go b/gremlin-go/examples/modern_traversals.go
new file mode 100644
index 0000000000..a1c9ad8320
--- /dev/null
+++ b/gremlin-go/examples/modern_traversals.go
@@ -0,0 +1,77 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+package main
+
+import (
+ "fmt"
+
+ "github.com/apache/tinkerpop/gremlin-go/v3/driver"
+)
+
+var __ = gremlingo.T__
+var T = gremlingo.T
+var P = gremlingo.P
+
+func main() {
+ driverRemoteConnection, err := gremlingo.NewDriverRemoteConnection("ws://localhost:8182/gremlin")
+ if err != nil {
+ fmt.Println(err)
+ return
+ }
+ defer driverRemoteConnection.Close()
+ g := gremlingo.Traversal_().WithRemote(driverRemoteConnection)
+
+ /*
+ This example requires the Modern toy graph to be preloaded upon launching the Gremlin server.
+ For details, see https://tinkerpop.apache.org/docs/current/reference/#gremlin-server-docker-image and use
+ conf/gremlin-server-modern.yaml.
+ */
+ e1, err := g.V(1).BothE().ToList() // (1)
+ e2, err := g.V().BothE().Where(__.OtherV().HasId(2)).ToList() // (2)
+ v1, err := g.V(1).Next()
+ v2, err := g.V(2).Next()
+ v1Vertex, err := v1.GetVertex()
+ v2Vertex, err := v2.GetVertex()
+ e3, err := g.V(v1Vertex).BothE().Where(__.OtherV().Is(v2Vertex)).ToList() // (3)
+ e4, err := g.V(v1Vertex).OutE().Where(__.InV().Is(v2Vertex)).ToList() // (4)
+ e5, err := g.V(1).OutE().Where(__.InV().Has(T.Id, P.Within(2, 3))).ToList() // (5)
+ e6, err := g.V(1).Out().Where(__.In().HasId(6)).ToList() // (6)
+
+ fmt.Println(e1)
+ fmt.Println(e2)
+ fmt.Println(e3)
+ fmt.Println(e4)
+ fmt.Println(e5)
+ fmt.Println(e6)
+
+ /*
+ 1. There are three edges from the vertex with the identifier of "1".
+ 2. Filter those three edges using the Where()-step using the identifier of the vertex returned by OtherV() to
+ ensure it matches on the vertex of concern, which is the one with an identifier of "2".
+ 3. Note that the same traversal will work if there are actual Vertex instances rather than just vertex
+ identifiers.
+ 4. The vertex with identifier "1" has all outgoing edges, so it would also be acceptable to use the directional
+ steps of OutE() and InV() since the schema allows it.
+ 5. There is also no problem with filtering the terminating side of the traversal on multiple vertices, in this
+ case, vertices with identifiers "2" and "3".
+ 6. There’s no reason why the same pattern of exclusion used for edges with Where() can’t work for a vertex
+ between two vertices.
+ */
+}
diff --git a/gremlin-javascript/examples/.gitignore b/gremlin-javascript/examples/.gitignore
new file mode 100644
index 0000000000..2ccbe4656c
--- /dev/null
+++ b/gremlin-javascript/examples/.gitignore
@@ -0,0 +1 @@
+/node_modules/
diff --git a/gremlin-javascript/examples/basic-gremlin.js b/gremlin-javascript/examples/basic-gremlin.js
new file mode 100644
index 0000000000..77e7f3b7d9
--- /dev/null
+++ b/gremlin-javascript/examples/basic-gremlin.js
@@ -0,0 +1,51 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+const gremlin = require('gremlin');
+const traversal = gremlin.process.AnonymousTraversalSource.traversal;
+const DriverRemoteConnection = gremlin.driver.DriverRemoteConnection;
+
+async function main() {
+ const dc = new DriverRemoteConnection('ws://localhost:8182/gremlin');
+ const g = traversal().withRemote(dc);
+
+ // Basic Gremlin: adding and retrieving data
+ const v1 = await g.addV('person').property('name','marko').next();
+ const v2 = await g.addV('person').property('name','stephen').next();
+ const v3 = await g.addV('person').property('name','vadas').next();
+
+ // Be sure to use a terminating step like next() or iterate() so that the traversal "executes"
+ // Iterate() does not return any data and is used to just generate side-effects (i.e. write data to the database)
+ await g.V(v1.value).addE('knows').to(v2.value).property('weight',0.75).iterate();
+ await g.V(v1.value).addE('knows').to(v3.value).property('weight',0.75).iterate();
+
+ // Retrieve the data from the "marko" vertex
+ const marko = await g.V().has('person','name','marko').values('name').toList();
+ console.log("name: " + marko[0]);
+
+ // Find the "marko" vertex and then traverse to the people he "knows" and return their data
+ const peopleMarkoKnows = await g.V().has('person','name','marko').out('knows').values('name').toList();
+ peopleMarkoKnows.forEach((person) => {
+ console.log("marko knows " + person);
+ });
+
+ await dc.close();
+}
+
+main();
\ No newline at end of file
diff --git a/gremlin-javascript/examples/connections.js b/gremlin-javascript/examples/connections.js
new file mode 100644
index 0000000000..183f6404f6
--- /dev/null
+++ b/gremlin-javascript/examples/connections.js
@@ -0,0 +1,65 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+const gremlin = require('gremlin');
+const traversal = gremlin.process.AnonymousTraversalSource.traversal;
+const DriverRemoteConnection = gremlin.driver.DriverRemoteConnection;
+const serializer = gremlin.structure.io.graphserializer;
+
+async function main() {
+ await withRemote();
+ await withConfigs();
+}
+
+async function withRemote() {
+ // Connecting to the server
+ const dc = new DriverRemoteConnection('ws://localhost:8182/gremlin');
+ const g = traversal().withRemote(dc);
+
+ // Drop existing vertices
+ await g.V().drop().iterate();
+
+ // Simple query to verify connection
+ const v = await g.addV().iterate();
+ const count = await g.V().count().next();
+ console.log("Vertex count: " + count.value);
+
+ // Cleanup
+ await dc.close();
+}
+
+async function withConfigs() {
+ // Connecting and customizing configurations
+ const dc = new DriverRemoteConnection('ws://localhost:8182/gremlin', {
+ mimeType: 'application/vnd.gremlin-v3.0+json',
+ reader: serializer,
+ writer: serializer,
+ rejectUnauthorized: false,
+ traversalSource: 'g',
+ });
+ const g = traversal().withRemote(dc);
+
+ const v = await g.addV().iterate();
+ const count = await g.V().count().next();
+ console.log("Vertex count: " + count.value);
+
+ await dc.close();
+}
+
+main();
\ No newline at end of file
diff --git a/gremlin-javascript/examples/modern-traversals.js b/gremlin-javascript/examples/modern-traversals.js
new file mode 100644
index 0000000000..66b039fca3
--- /dev/null
+++ b/gremlin-javascript/examples/modern-traversals.js
@@ -0,0 +1,69 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+const gremlin = require('gremlin');
+const traversal = gremlin.process.AnonymousTraversalSource.traversal;
+const __ = gremlin.process.statics;
+const DriverRemoteConnection = gremlin.driver.DriverRemoteConnection;
+const p = gremlin.process.P;
+const t = gremlin.process.t;
+
+async function main() {
+ /*
+ This example requires the Modern toy graph to be preloaded upon launching the Gremlin server.
+ For details, see https://tinkerpop.apache.org/docs/current/reference/#gremlin-server-docker-image and use
+ conf/gremlin-server-modern.yaml.
+ */
+ const dc = new DriverRemoteConnection('ws://localhost:8182/gremlin');
+ const g = traversal().withRemote(dc);
+
+ const e1 = await g.V(1).bothE().toList(); // (1)
+ const e2 = await g.V(1).bothE().where(__.otherV().hasId(2)).toList(); // (2)
+ const v1 = await g.V(1).next();
+ const v2 = await g.V(2).next();
+ const e3 = await g.V(v1.value).bothE().where(__.otherV().is(v2.value)).toList(); // (3)
+ const e4 = await g.V(v1.value).outE().where(__.inV().is(v2.value)).toList(); // (4)
+ const e5 = await g.V(1).outE().where(__.inV().has(t.id, p.within(2,3))).toList(); // (5)
+ const e6 = await g.V(1).out().where(__.in_().hasId(6)).toList(); // (6)
+
+ console.log("1: " + e1.toString());
+ console.log("2: " + e2.toString());
+ console.log("3: " + e3.toString());
+ console.log("4: " + e4.toString());
+ console.log("5: " + e5.toString());
+ console.log("6: " + e6.toString());
+
+ /*
+ 1. There are three edges from the vertex with the identifier of "1".
+ 2. Filter those three edges using the where()-step using the identifier of the vertex returned by otherV() to
+ ensure it matches on the vertex of concern, which is the one with an identifier of "2".
+ 3. Note that the same traversal will work if there are actual Vertex instances rather than just vertex
+ identifiers.
+ 4. The vertex with identifier "1" has all outgoing edges, so it would also be acceptable to use the directional
+ steps of outE() and inV() since the schema allows it.
+ 5. There is also no problem with filtering the terminating side of the traversal on multiple vertices, in this
+ case, vertices with identifiers "2" and "3".
+ 6. There’s no reason why the same pattern of exclusion used for edges with where() can’t work for a vertex
+ between two vertices.
+ */
+
+ await dc.close();
+}
+
+main();
\ No newline at end of file
diff --git a/gremlin-javascript/examples/package-lock.json b/gremlin-javascript/examples/package-lock.json
new file mode 100644
index 0000000000..4898ff144d
--- /dev/null
+++ b/gremlin-javascript/examples/package-lock.json
@@ -0,0 +1,47 @@
+{
+ "name": "example",
+ "version": "1.0.0",
+ "lockfileVersion": 3,
+ "requires": true,
+ "packages": {
+ "": {
+ "name": "example",
+ "version": "1.0.0",
+ "license": "Apache-2.0",
+ "dependencies": {
+ "gremlin": "^3.7.0"
+ }
+ },
+ "node_modules/gremlin": {
+ "version": "3.7.0",
+ "resolved": "https://registry.npmjs.org/gremlin/-/gremlin-3.7.0.tgz",
+ "integrity": "sha512-LEjUtDEJB3ddij3VSb769b2TkLu29h30G+zrz/T9hyrnSouiOCzvgTHoMZq3wUig2O+oYLCgcPRw0iquBUoqnw==",
+ "dependencies": {
+ "ws": "^8.11.0"
+ },
+ "engines": {
+ "node": ">=18"
+ }
+ },
+ "node_modules/ws": {
+ "version": "8.14.1",
+ "resolved": "https://registry.npmjs.org/ws/-/ws-8.14.1.tgz",
+ "integrity": "sha512-4OOseMUq8AzRBI/7SLMUwO+FEDnguetSk7KMb1sHwvF2w2Wv5Hoj0nlifx8vtGsftE/jWHojPy8sMMzYLJ2G/A==",
+ "engines": {
+ "node": ">=10.0.0"
+ },
+ "peerDependencies": {
+ "bufferutil": "^4.0.1",
+ "utf-8-validate": ">=5.0.2"
+ },
+ "peerDependenciesMeta": {
+ "bufferutil": {
+ "optional": true
+ },
+ "utf-8-validate": {
+ "optional": true
+ }
+ }
+ }
+ }
+}
diff --git a/gremlin-javascript/examples/package.json b/gremlin-javascript/examples/package.json
new file mode 100644
index 0000000000..05e0bebf83
--- /dev/null
+++ b/gremlin-javascript/examples/package.json
@@ -0,0 +1,14 @@
+{
+ "name": "example",
+ "version": "1.0.0",
+ "description": "GLV example for JavaScript with Node",
+ "main": "example.js",
+ "scripts": {
+ "test": "echo \"Error: no test specified\" && exit 1"
+ },
+ "author": "Ryan Tan",
+ "license": "Apache-2.0",
+ "dependencies": {
+ "gremlin": "^3.7.0"
+ }
+}
diff --git a/gremlin-python/src/main/python/example.py b/gremlin-python/src/main/python/example.py
deleted file mode 100644
index 64e0c0bfee..0000000000
--- a/gremlin-python/src/main/python/example.py
+++ /dev/null
@@ -1,52 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements. See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership. The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License. You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied. See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
-from gremlin_python.process.anonymous_traversal import traversal
-from gremlin_python.driver.driver_remote_connection import DriverRemoteConnection
-import json
-
-
-to_string = json.dumps
-
-
-def main():
-
- # connect to a remote server that is compatible with the Gremlin Server protocol. for those who
- # downloaded and are using Gremlin Server directly be sure that it is running locally with:
- #
- # bin/gremlin-server.sh console
- #
- # which starts it in "console" mode with an empty in-memory TinkerGraph ready to go bound to a
- # variable named "g" as referenced in the following line.
- g = traversal().with_remote(DriverRemoteConnection('ws://localhost:8182/gremlin', 'g'))
-
- # add some data - be sure to use a terminating step like iterate() so that the traversal
- # "executes". iterate() does not return any data and is used to just generate side-effects
- # (i.e. write data to the database)
- g.add_v('person').property('name', 'marko').as_('m'). \
- add_v('person').property('name', 'vadas').as_('v'). \
- add_e('knows').from_('m').to('v').iterate()
-
- # retrieve the data from the "marko" vertex
- print("marko: " + to_string(g.V().has('person', 'name', 'marko').value_map().next()))
-
- # find the "marko" vertex and then traverse to the people he "knows" and return their data
- print("who marko knows: " + to_string(g.V().has('person', 'name', 'marko').out('knows').value_map().next()))
-
-
-if __name__ == "__main__":
- main()
diff --git a/gremlin-python/src/main/python/examples/basic_gremlin.py b/gremlin-python/src/main/python/examples/basic_gremlin.py
new file mode 100644
index 0000000000..256ed98441
--- /dev/null
+++ b/gremlin-python/src/main/python/examples/basic_gremlin.py
@@ -0,0 +1,54 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+import sys
+
+sys.path.append("..")
+
+from gremlin_python.process.anonymous_traversal import traversal
+from gremlin_python.process.strategies import *
+from gremlin_python.driver.driver_remote_connection import DriverRemoteConnection
+
+
+def main():
+ rc = DriverRemoteConnection('ws://localhost:8182/gremlin', 'g')
+ g = traversal().with_remote(rc)
+
+ # basic Gremlin: adding and retrieving data
+ v1 = g.add_v('person').property('name', 'marko').next()
+ v2 = g.add_v('person').property('name', 'stephen').next()
+ v3 = g.add_v('person').property('name', 'vadas').next()
+
+ # be sure to use a terminating step like next() or iterate() so that the traversal "executes"
+ # iterate() does not return any data and is used to just generate side-effects (i.e. write data to the database)
+ g.V(v1).add_e('knows').to(v2).property('weight', 0.75).iterate()
+ g.V(v1).add_e('knows').to(v3).property('weight', 0.75).iterate()
+
+ # retrieve the data from the "marko" vertex
+ marko = g.V().has('person', 'name', 'marko').values('name').next()
+ print("name: " + marko)
+
+ # find the "marko" vertex and then traverse to the people he "knows" and return their data
+ people_marko_knows = g.V().has('person', 'name', 'marko').out('knows').values('name').to_list()
+ for person in people_marko_knows:
+ print("marko knows " + person)
+
+ rc.close()
+
+
+if __name__ == "__main__":
+ main()
diff --git a/gremlin-python/src/main/python/examples/connections.py b/gremlin-python/src/main/python/examples/connections.py
new file mode 100644
index 0000000000..f268e6c27d
--- /dev/null
+++ b/gremlin-python/src/main/python/examples/connections.py
@@ -0,0 +1,101 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+import sys
+
+sys.path.append("..")
+
+from gremlin_python.process.anonymous_traversal import traversal
+from gremlin_python.process.strategies import *
+from gremlin_python.driver.driver_remote_connection import DriverRemoteConnection
+from gremlin_python.driver.serializer import GraphBinarySerializersV1
+
+
+def main():
+ with_remote()
+ with_auth()
+ with_kerberos()
+ with_configs()
+
+
+def with_remote():
+ # connect to a remote server that is compatible with the Gremlin Server protocol. for those who
+ # downloaded and are using Gremlin Server directly be sure that it is running locally with:
+ #
+ # bin/gremlin-server.sh console
+ #
+ # which starts it in "console" mode with an empty in-memory TinkerGraph ready to go bound to a
+ # variable named "g" as referenced in the following line.
+ rc = DriverRemoteConnection('ws://localhost:8182/gremlin', 'g')
+ g = traversal().with_remote(rc)
+
+ # drop existing vertices
+ g.V().drop().iterate()
+
+ # simple query to verify connection
+ v = g.add_v().iterate()
+ count = g.V().count().next()
+ print("Vertex count: " + str(count))
+
+ # cleanup
+ rc.close()
+
+
+# connecting with plain text authentication
+def with_auth():
+ rc = DriverRemoteConnection('ws://localhost:8182/gremlin', 'g', username='stephen', password='password')
+ g = traversal().with_remote(rc)
+
+ v = g.add_v().iterate()
+ count = g.V().count().next()
+ print("Vertex count: " + str(count))
+
+ rc.close()
+
+
+# connecting with Kerberos SASL authentication
+def with_kerberos():
+ rc = DriverRemoteConnection('ws://localhost:8182/gremlin', 'g', kerberized_service='gremlin@hostname.your.org')
+ g = traversal().with_remote(rc)
+
+ v = g.add_v().iterate()
+ count = g.V().count().next()
+ print("Vertex count: " + str(count))
+
+ rc.close()
+
+
+# connecting with customized configurations
+def with_configs():
+ rc = DriverRemoteConnection(
+ 'ws://localhost:8182/gremlin', 'g',
+ username="", password="", kerberized_service='',
+ message_serializer=GraphBinarySerializersV1(), graphson_reader=None,
+ graphson_writer=None, headers=None, session=None,
+ enable_user_agent_on_connect=True
+ )
+ g = traversal().with_remote(rc)
+
+ v = g.add_v().iterate()
+ count = g.V().count().next()
+ print("Vertex count: " + str(count))
+
+ rc.close()
+
+
+if __name__ == "__main__":
+ main()
diff --git a/gremlin-python/src/main/python/examples/modern_traversals.py b/gremlin-python/src/main/python/examples/modern_traversals.py
new file mode 100644
index 0000000000..ae757b10b4
--- /dev/null
+++ b/gremlin-python/src/main/python/examples/modern_traversals.py
@@ -0,0 +1,69 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+import sys
+
+sys.path.append("..")
+
+from gremlin_python.process.anonymous_traversal import traversal
+from gremlin_python.process.graph_traversal import __
+from gremlin_python.process.strategies import *
+from gremlin_python.driver.driver_remote_connection import DriverRemoteConnection
+from gremlin_python.process.traversal import T
+from gremlin_python.process.traversal import P
+
+
+def main():
+ # This example requires the Modern toy graph to be preloaded upon launching the Gremlin server.
+ # For details, see https://tinkerpop.apache.org/docs/current/reference/#gremlin-server-docker-image and use
+ # conf/gremlin-server-modern.yaml.
+ rc = DriverRemoteConnection('ws://localhost:8182/gremlin', 'g')
+ g = traversal().with_remote(rc)
+
+ e1 = g.V(1).both_e().to_list() # (1)
+ e2 = g.V(1).both_e().where(__.other_v().has_id(2)).to_list() # (2)
+ v1 = g.V(1).next()
+ v2 = g.V(2).next()
+ e3 = g.V(v1).both_e().where(__.other_v().is_(v2)).to_list() # (3)
+ e4 = g.V(v1).out_e().where(__.in_v().is_(v2)).to_list() # (4)
+ e5 = g.V(1).out_e().where(__.in_v().has(T.id, P.within(2, 3))).to_list() # (5)
+ e6 = g.V(1).out().where(__.in_().has_id(6)).to_list() # (6)
+
+ print("1: " + str(e1))
+ print("2: " + str(e2))
+ print("3: " + str(e3))
+ print("4: " + str(e4))
+ print("5: " + str(e5))
+ print("6: " + str(e6))
+
+ # 1. There are three edges from the vertex with the identifier of "1".
+ # 2. Filter those three edges using the where()-step using the identifier of the vertex returned by other_v() to
+ # ensure it matches on the vertex of concern, which is the one with an identifier of "2".
+ # 3. Note that the same traversal will work if there are actual Vertex instances rather than just vertex
+ # identifiers.
+ # 4. The vertex with identifier "1" has all outgoing edges, so it would also be acceptable to use the directional
+ # steps of out_e() and in_v() since the schema allows it.
+ # 5. There is also no problem with filtering the terminating side of the traversal on multiple vertices, in this
+ # case, vertices with identifiers "2" and "3".
+ # 6. There’s no reason why the same pattern of exclusion used for edges with where() can’t work for a vertex
+ # between two vertices.
+
+ rc.close()
+
+
+if __name__ == "__main__":
+ main()
diff --git a/gremlin-python/src/main/python/examples/requirements.txt b/gremlin-python/src/main/python/examples/requirements.txt
new file mode 100644
index 0000000000..64f860071b
--- /dev/null
+++ b/gremlin-python/src/main/python/examples/requirements.txt
@@ -0,0 +1,29 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+aenum==3.1.15
+aiohttp==3.8.0
+aiosignal==1.3.1
+async-timeout==4.0.3
+attrs==23.1.0
+charset-normalizer==2.1.1
+frozenlist==1.4.0
+idna==3.4
+isodate==0.6.1
+multidict==4.7.6
+six==1.15.0
+yarl==1.9.2
\ No newline at end of file