README.md

Author: cherkavi

jdbc-check-connection/README.md

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+# JDBC connection checker
+
+## env variables
+```sh
+echo $JDBC_URL       # Examples for Oracle:
+                     # no service: jdbc:oracle:thin:@server.ubs.zur:1524:pcm
+                     #    service: jdbc:oracle:thin:@server.ubs.zur:1524/pcm
+                     #  tns entry: jdbc:oracle:oci:@server.ubs.zur
+                     #       ldap: jdbc:oracle:thin:@ldap://server:389/orainv,cn=oraclecontext,dc=zur,dc=ubs,dc=ch
+echo $JDBC_USER      # my-user
+echo $JDBC_PASS      # my-secret-password
+echo $JDBC_DRIVER    # oracle.jdbc.OracleDriver
+```
+
+
+## Java
+project creation 
+```sh
+mvn archetype:generate -DgroupId=tool.checkers -DartifactId=oracle-connection-check -DarchetypeArtifactId=maven-archetype-quickstart -DinteractiveMode=false
+```
+
+project build
+```sh
+cd oracle-connection-check
+mvn clean install
+```
+
+project run 
+```sh
+cd oracle-connection-check
+java -cp ./target/oracle-connection-check-1.0-SNAPSHOT.jar:$HOME/.m2/repository/com/oracle/database/jdbc/ojdbc8/19.3.0.0/ojdbc8-19.3.0.0.jar tools.checker.App  $JDBC_URL $JDBC_USER $JDBC_PASS $JDBC_DRIVER
+```
+
+## Groovy
+```sh
+groovy OracleConnectionCheck.groovy  $JDBC_URL $JDBC_USER $JDBC_PASS $JDBC_DRIVER 
+```