Skip to content

Update Java to 21 #306

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 3 commits into
base: dev
Choose a base branch
from
Open

Update Java to 21 #306

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
3182606
Update Java to 21
NataliaIvakina Oct 7, 2025
38dcfbe
Add a link to the Bolt docs
NataliaIvakina Oct 10, 2025
f051160
Update setup.adoc
NataliaIvakina Oct 10, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 3 additions & 3 deletions modules/ROOT/pages/extending-neo4j/project-setup.adoc
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,7 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xs
<description>A template project for building a Neo4j Procedure</description>

<properties>
<java.version>17</java.version>
<java.version>21</java.version>
<maven.compiler.release>${java.version}</maven.compiler.release>

<neo4j.version>{neo4j-version-exact}</neo4j.version>
Expand Down Expand Up @@ -114,8 +114,8 @@ Once the procedure has been deployed to the _plugins_ directory of each Neo4j in
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>17</source>
<target>17</target>
<source>21</source>
<target>21</target>
</configuration>
</plugin>
<plugin>
Expand Down
5 changes: 1 addition & 4 deletions modules/ROOT/pages/java-embedded/bolt.adoc
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,13 +1,10 @@
:description: How to open a Bolt connector to your embedded instance to get GUI administration and other benefits.

:org-neo4j-graphdb-factory-GraphDatabaseFactory: {neo4j-javadocs-base-uri}/org/neo4j/graphdb/factory/GraphDatabaseFactory.html


[[java-embedded-bolt]]
= Bolt connector

This describes how to open a Bolt connector to your embedded instance to get GUI administration and other benefits.
Accessing Neo4j embedded via the Bolt protocol.
Accessing Neo4j embedded via the link:https://neo4j.com/docs/bolt/current/[Bolt protocol].

The Neo4j Browser and the official Neo4j Drivers use the Bolt database protocol to communicate with Neo4j.
By default, Neo4j embedded does not expose a Bolt connector, but you can enable one.
Expand Down
4 changes: 2 additions & 2 deletions modules/ROOT/pages/java-embedded/setup.adoc
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -17,9 +17,9 @@ The following examples use the top-level artifact approach.


[NOTE]
.[enterprise-edition]
====
The examples are only valid for Neo4j Community Edition.

To add Neo4j Enterprise Edition as a dependency, please get in contact with link:https://neo4j.com/contact-us/[Neo4j Professional Services^].
See link:{neo4j-docs-base-uri}/operations-manual/{page-version}/introduction[Operations Manual -> Introduction] for details about the Community and Enterprise Editions.
====
Expand Down Expand Up @@ -51,7 +51,7 @@ Where the `artifactId` is found in the <<editions>> table.

=== Eclipse and Maven

For development in link:http://www.eclipse.org[Eclipse^], it is recommended to install the link:http://www.eclipse.org/m2e/[m2e plugin^] and let Maven manage the project build classpath instead.
For development in link:https://www.eclipse.org[Eclipse^], it is recommended to install the link:https://www.eclipse.org/m2e/[m2e plugin^] and let Maven manage the project build classpath instead.
This also adds the possibility to build your project both via the command line with Maven and have a working Eclipse setup for development.


Expand Down
6 changes: 3 additions & 3 deletions modules/ROOT/pages/jmx-metrics.adoc
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,7 @@ server.jvm.additional=-Dcom.sun.management.jmxremote.ssl=false

[IMPORTANT]
====
Although SSL for JMX Remote Management is disabled throughout this document, to configure it based on your requirements, you can follow the instructions in the link:https://docs.oracle.com/en/java/javase/11/management/monitoring-and-management-using-jmx-technology.html[Java SE 11 Monitoring and Management Guide^].
Although SSL for JMX Remote Management is disabled throughout this document, to configure it based on your requirements, you can follow the instructions in the link:https://docs.oracle.com/en/java/javase/21/management/monitoring-and-management-using-jmx-technology.html[Java SE 21 Monitoring and Management Guide^].
====


Expand All @@ -53,7 +53,7 @@ Although SSL for JMX Remote Management is disabled throughout this document, to
Password authentication is enabled by default in JMX Remote Management.
You can find information about setting up authentication with LDAP and file-based approach in the following sections.

Refer to the link:https://docs.oracle.com/en/java/javase/11/management/monitoring-and-management-using-jmx-technology.html[Java SE 11 Monitoring and Management Guide^] for more options, including configuration steps for SSL client authentication.
Refer to the link:https://docs.oracle.com/en/java/javase/21/management/monitoring-and-management-using-jmx-technology.html[Java SE 21 Monitoring and Management Guide^] for more options, including configuration steps for SSL client authentication.


[[ldap]]
Expand Down Expand Up @@ -184,7 +184,7 @@ The `<port>` value is configured by the `com.sun.management.jmxremote.port` prop
Besides the MBeans, exposed by the JVM, you also see be default `neo4j.metrics` section in the MBeans tab.
Under that, you have access to all the monitoring information exposed by Neo4j.

For opening JMX to remote monitoring access, please see <<jmx-remote>> and link:https://docs.oracle.com/en/java/javase/11/management/monitoring-and-management-using-jmx-technology.html#GUID-805517EC-2D33-4D61-81D8-4D0FA770D1B8[the JMX documention^].
For opening JMX to remote monitoring access, please see <<jmx-remote>> and link:https://docs.oracle.com/en/java/javase/21/management/monitoring-and-management-using-jmx-technology.html#GUID-805517EC-2D33-4D61-81D8-4D0FA770D1B8[the JMX documention^].

.Neo4j MBeans view
image::jconsole-beans1.png[alt="Neo4j MBeans view", width=600]
Expand Down