# Build from Source

You require the following to build Pcap:

* Latest stable JDK 1.7 and JDK 11
* Latest stable Apache Maven, or you can use Maven Wrapper instead.

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{% tab title="Unix" %}

```
export JAVA_HOME="PATH_TO_YOUR_JDK_11"
export JAVA_HOME_JDK7="PATH_TO_YOUR_JDK_7"
./mvnw -t .mvn/toolchains.xml package -Plegacy-support -Dmaven.test.skip=true

# Run with test and code coverage requires at least JDK-8
export JAVA_HOME_JDK7="PATH_TO_YOUR_JDK_8"
./mvnw -t .mvn/toolchains.xml package jacoco:report-aggregate -Pcoverage -Plegacy-support
```

{% endtab %}

{% tab title="Windows" %}

```
set JAVA_HOME="PATH_TO_YOUR_JDK_11"
set JAVA_HOME_JDK7="PATH_TO_YOUR_JDK_7"
mvnw.bat -t .mvn\toolchains.xml package -Plegacy-support -Dmaven.test.skip=true

;; Run with test and code coverage requires at least JDK-8
export JAVA_HOME_JDK7="PATH_TO_YOUR_JDK_8"
mvnw.bat -t .mvn/toolchains.xml package jacoco:report-aggregate -Pcoverage -Plegacy-support
```

{% endtab %}
{% endtabs %}