Readme!

Author: lennartdohmann

java/examples/VaasExample/ReadMe.md

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+You need to set a .env file with the following variables:
+
+```
+VAAS_URL=https://gateway.staging.vaas.gdatasecurity.de
+TOKEN_URL=https://account-staging.gdata.de/realms/vaas-staging/protocol/openid-connect/token
+CLIENT_ID=YOUR_CLIENT_ID
+CLIENT_SECRET=YOUR_CLIENT_SECRET
+VAAS_USER_NAME=YOUR_USER_NAME
+VAAS_PASSWORD=YOUR_PASSWORD
+VAAS_CLIENT_ID=vaas-customer
+```
+
+## How to run the project
+
+You should use the published Maven package.
+If you want to run the examples locally you need to publish a local Maven package with the given gradle task:
+
+```gradle
+tasks.register('publishToLocalMaven') {
+    group = 'publishing'
+    description = 'Publish the library to the local Maven repository (~/.m2/repository).'
+
+    dependsOn 'publishMavenJavaPublicationToMavenLocal'
+}
+```
+
+You can find the task in the projects root located in `java/build.gradle`.