Removing log4j from policy/common

Change-Id: Ib662556533f72c99180b611d0a1933f20e231b2c
Issue-ID: POLICY-2623
Signed-off-by: uj426b <uj426b@att.com>

9 files changed, 5 insertions, 1052 deletions

diff --git a/common-logging/pom.xml b/common-logging/pom.xml
index 210665de..d3e46d20 100644
--- a/common-logging/pom.xml
+++ b/common-logging/pom.xml
@@ -38,11 +38,6 @@
             <scope>provided</scope>
         </dependency>
         <dependency>
-            <groupId>log4j</groupId>
-            <artifactId>log4j</artifactId>
-            <scope>provided</scope>
-        </dependency>
-        <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
             <scope>compile</scope>
diff --git a/common-logging/src/main/java/org/onap/policy/common/logging/eelf/PolicyLogger.java b/common-logging/src/main/java/org/onap/policy/common/logging/eelf/PolicyLogger.java
index 8de057f9..7bc2c1dc 100644
--- a/common-logging/src/main/java/org/onap/policy/common/logging/eelf/PolicyLogger.java
+++ b/common-logging/src/main/java/org/onap/policy/common/logging/eelf/PolicyLogger.java
@@ -1389,10 +1389,6 @@ public class PolicyLogger {
         switch (loggerTypeProp.toUpperCase()) {
             case "EELF":
                 return LoggerType.EELF;
-
-            case "LOG4J":
-                return LoggerType.LOG4J;
-
             case "SYSTEMOUT":
                 return LoggerType.SYSTEMOUT;
 
diff --git a/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/FlexLogger.java b/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/FlexLogger.java
index 4217421e..62459bcc 100644
--- a/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/FlexLogger.java
+++ b/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/FlexLogger.java
@@ -40,7 +40,6 @@ public class FlexLogger extends SecurityManager {
 
     private static final String GET_LOGGER_PREFIX = "FlexLogger:getLogger : loggerType = ";
     private static LoggerType loggerType = LoggerType.EELF;
-    private static ConcurrentHashMap<String, Logger4J> logger4JMap = new ConcurrentHashMap<>();
     private static ConcurrentHashMap<String, EelfLogger> eelfLoggerMap = new ConcurrentHashMap<>();
     private static ConcurrentHashMap<String, SystemOutLogger> systemOutMap = new ConcurrentHashMap<>();
 
@@ -62,9 +61,6 @@ public class FlexLogger extends SecurityManager {
             case EELF:
                 logger = getEelfLogger(clazz, false);
                 break;
-            case LOG4J:
-                logger = getLog4JLogger();
-                break;
             case SYSTEMOUT:
             default:
                 logger = getSystemOutLogger();
@@ -88,9 +84,6 @@ public class FlexLogger extends SecurityManager {
             case EELF:
                 logger = getEelfLogger(null, false);
                 break;
-            case LOG4J:
-                logger = getLog4JLogger(name);
-                break;
             case SYSTEMOUT:
             default:
                 logger = getSystemOutLogger();
@@ -115,9 +108,6 @@ public class FlexLogger extends SecurityManager {
             case EELF:
                 logger = getEelfLogger(clazz, isNewTransaction);
                 break;
-            case LOG4J:
-                logger = getLog4JLogger();
-                break;
             case SYSTEMOUT:
             default:
                 logger = getSystemOutLogger();
@@ -142,9 +132,6 @@ public class FlexLogger extends SecurityManager {
             case EELF:
                 logger = getEelfLogger(null, isNewTransaction);
                 break;
-            case LOG4J:
-                logger = getLog4JLogger(name);
-                break;
             case SYSTEMOUT:
             default:
                 logger = getSystemOutLogger();
@@ -163,37 +150,6 @@ public class FlexLogger extends SecurityManager {
     }
 
     /**
-     * Returns an instance of Logger4J.
-     */
-    private static Logger4J getLog4JLogger() {
-        String className = new FlexLogger().getClassName();
-
-        if (!logger4JMap.containsKey(className)) {
-            // for 1610 release use the default debug.log for log4j
-            Logger4J logger = new Logger4J("debugLogger", className);
-            logger4JMap.put(className, logger);
-        }
-
-        return logger4JMap.get(className);
-    }
-
-    /**
-     * Returns an instance of Logger4J.
-     *
-     * @param name the name of the logger
-     */
-    private static Logger4J getLog4JLogger(String name) {
-        String className = new FlexLogger().getClassName();
-
-        if (!logger4JMap.containsKey(className)) {
-            Logger4J logger = new Logger4J(name, className);
-            logger4JMap.put(className, logger);
-        }
-
-        return logger4JMap.get(className);
-    }
-
-    /**
      * Returns an instance of EelfLogger.
      *
      * @param clazz the class
diff --git a/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/Logger4J.java b/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/Logger4J.java
deleted file mode 100644
index bb5e1142..00000000
--- a/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/Logger4J.java
+++ /dev/null
@@ -1,607 +0,0 @@
-/*
- * ============LICENSE_START=======================================================
- * ONAP-Logging
- * ================================================================================
- * Copyright (C) 2017-2020 AT&T Intellectual Property. All rights reserved.
- * ================================================================================
- * Licensed 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.
- * ============LICENSE_END=========================================================
- */
-
-package org.onap.policy.common.logging.flexlogger;
-
-import static org.onap.policy.common.logging.flexlogger.DisplayUtils.displayMessage;
-
-import com.att.eelf.configuration.EELFLogger.Level;
-
-import java.io.IOException;
-import java.io.ObjectInputStream;
-import java.io.ObjectOutputStream;
-import java.io.Serializable;
-import java.util.Arrays;
-import java.util.UUID;
-
-import org.apache.log4j.Logger;
-import org.apache.log4j.Priority;
-import org.onap.policy.common.logging.OnapLoggingUtils;
-import org.onap.policy.common.logging.eelf.MessageCodes;
-import org.onap.policy.common.logging.eelf.PolicyLogger;
-
-/**
- * Logger4J implements all the methods of interface Logger by calling org.apache.log4j.Logger
- */
-public class Logger4J implements org.onap.policy.common.logging.flexlogger.Logger, Serializable {
-
-    private static final long serialVersionUID = 3183729429888828471L;
-    private Logger log = null;
-    private String methodName = "";
-    private String className = "";
-    private String transId = UUID.randomUUID().toString();
-
-    /**
-     * Constructor.
-     *
-     * @param clazz the class
-     */
-    public Logger4J(Class<?> clazz) {
-        displayMessage("create instance of Logger4J");
-        if (clazz != null) {
-            log = Logger.getLogger(clazz);
-            className = clazz.getName();
-        }
-    }
-
-    /**
-     * Constructor.
-     *
-     * @param name the name of the logger
-     * @param className the name of the class
-     */
-    public Logger4J(String name, String className) {
-        displayMessage("create instance of Logger4J");
-        if (name != null) {
-            log = Logger.getLogger(name);
-        }
-        this.className = className;
-    }
-
-    /**
-     * Sets transaction Id.
-     */
-    @Override
-    public void setTransId(String transId) {
-        log.info(transId);
-        this.transId = transId;
-    }
-
-    /**
-     * Returns transaction Id.
-     */
-    @Override
-    public String getTransId() {
-        return transId;
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     */
-    @Override
-    public void debug(Object message) {
-        if (isDebugEnabled()) {
-            log.debug(transId + "|" + message);
-        }
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     * @param throwable the throwable
-     */
-    @Override
-    public void debug(Object message, Throwable throwable) {
-        log.debug(message, throwable);
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     * @param arguments variable number of arguments
-     */
-    @Override
-    public void debug(String message, Object... arguments) {
-        if (arguments.length == 1 && OnapLoggingUtils.isThrowable(arguments[0])) {
-            log.debug(message, (Throwable)arguments[0]);
-        } else {
-            log.debug(OnapLoggingUtils.formatMessage(message, arguments));
-        }
-    }
-
-    /**
-     * Records an error message.
-     *
-     * @param message the message
-     */
-    @Override
-    public void error(Object message) {
-        log.error(transId + "|" + className + "|" + message);
-    }
-
-    /**
-     * Records an error message.
-     *
-     * @param message the message
-     * @param throwable the throwable
-     */
-    @Override
-    public void error(Object message, Throwable throwable) {
-        log.error(message, throwable);
-    }
-
-    /**
-     * Records an error message.
-     *
-     * @param msg the message code
-     * @param throwable the throwable
-     * @param arguments the messages
-     */
-    @Override
-    public void error(MessageCodes msg, Throwable throwable, String... arguments) {
-        log.error(transId + "|" + className + "|" + "MessageCodes :" + msg + Arrays.asList(arguments));
-
-    }
-
-    /**
-     * Records an error message.
-     *
-     * @param msg the message code
-     * @param arguments the messages
-     */
-    @Override
-    public void error(MessageCodes msg, String... arguments) {
-        log.error(transId + "|" + className + "|" + "MessageCode:" + msg + Arrays.asList(arguments));
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     * @param arguments variable number of arguments
-     */
-    @Override
-    public void error(String message, Object... arguments) {
-        if (arguments.length == 1 && OnapLoggingUtils.isThrowable(arguments[0])) {
-            log.error(message, (Throwable)arguments[0]);
-        } else {
-            log.error(OnapLoggingUtils.formatMessage(message, arguments));
-        }
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     */
-    @Override
-    public void info(Object message) {
-        log.info(transId + "|" + className + "|" + message);
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     * @param throwable the throwable
-     */
-    @Override
-    public void info(Object message, Throwable throwable) {
-        log.info(message, throwable);
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     * @param arguments variable number of arguments
-     */
-    @Override
-    public void info(String message, Object... arguments) {
-        if (arguments.length == 1 && OnapLoggingUtils.isThrowable(arguments[0])) {
-            log.info(message, (Throwable)arguments[0]);
-        } else {
-            log.info(OnapLoggingUtils.formatMessage(message, arguments));
-        }
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     */
-    @Override
-    public void warn(Object message) {
-        log.warn(transId + "|" + className + "|" + message);
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     * @param throwable the throwable
-     */
-    @Override
-    public void warn(Object message, Throwable throwable) {
-        log.warn(message, throwable);
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param msg the message code
-     * @param arguments the messages
-     */
-    @Override
-    public void warn(MessageCodes msg, String... arguments) {
-        log.warn(className + "|" + "MessageCodes:" + msg + Arrays.asList(arguments));
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param msg the message code
-     * @param throwable the throwable
-     * @param arguments the messages
-     */
-    @Override
-    public void warn(MessageCodes msg, Throwable throwable, String... arguments) {
-        log.warn(className + "|" + "MessageCodes:" + msg + Arrays.asList(arguments));
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     * @param arguments variable number of arguments
-     */
-    @Override
-    public void warn(String message, Object... arguments) {
-        if (arguments.length == 1 && OnapLoggingUtils.isThrowable(arguments[0])) {
-            log.warn(message, (Throwable)arguments[0]);
-        } else {
-            log.warn(OnapLoggingUtils.formatMessage(message, arguments));
-        }
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     */
-    @Override
-    public void trace(Object message) {
-        log.trace(transId + "|" + className + "|" + message);
-    }
-
-    /**
-     * Records a message.
-     *
-     * @param message the message
-     * @param throwable the throwable
-     */
-    @Override
-    public void trace(Object message, Throwable throwable) {
-        log.trace(message, throwable);
-    }
-
-    /**
-     * Returns true for debug enabled, or false for not.
-     *
-     * @return boolean
-     */
-    @Override
-    public boolean isDebugEnabled() {
-        return log.isDebugEnabled();
-    }
-
-    /**
-     * Returns true for error enabled, or false for not.
-     *
-     * @return boolean
-     */
-    @SuppressWarnings("deprecation")
-    @Override
-    public boolean isErrorEnabled() {
-        return log.isEnabledFor(Priority.ERROR);
-    }
-
-    /**
-     * Returns true for info enabled, or false for not.
-     *
-     * @return boolean
-     */
-    @Override
-    public boolean isInfoEnabled() {
-        return log.isInfoEnabled();
-    }
-
-    /**
-     * Returns true for warn enabled, or false for not.
-     *
-     * @return boolean
-     */
-    @SuppressWarnings("deprecation")
-    @Override
-    public boolean isWarnEnabled() {
-        // return log4j value
-        return log.isEnabledFor(Priority.WARN);
-    }
-
-    /**
-     * Returns true for audit enabled, or false for not.
-     *
-     * @return boolean
-     */
-    @Override
-    public boolean isAuditEnabled() {
-        return (PolicyLogger.getAuditLevel() != Level.OFF);
-    }
-
-    /**
-     * Returns true for metrics enabled, or false for not.
-     *
-     * @return boolean
-     */
-    @Override
-    public boolean isMetricsEnabled() {
-        return (PolicyLogger.getMetricsLevel() != Level.OFF);
-    }
-
-    /**
-     * Records an audit message.
-     *
-     * @param message the message
-     */
-    @Override
-    public void audit(Object message) {
-        log.info(className + "|" + message);
-    }
-
-    /**
-     * Records an audit message.
-     *
-     * @param message the message
-     * @param throwable the throwable
-     */
-
-    @Override
-    public void audit(Object message, Throwable throwable) {
-        log.info(message, throwable);
-    }
-
-    /**
-     * Records an audit message.
-     *
-     * @param message the message
-     * @param arguments variable number of arguments
-     */
-    @Override
-    public void audit(String message, Object... arguments) {
-        if (arguments.length == 1) {
-            log.info(message, (Throwable)arguments[0]);
-        } else {
-            log.info(OnapLoggingUtils.formatMessage(message, arguments));
-        }
-    }
-
-    /**
-     * Records an audit message.
-     *
-     * @param eventId the event ID
-     */
-    @Override
-    public void recordAuditEventStart(String eventId) {
-        log.info(className + "|recordAuditEventStart with eventId " + eventId);
-    }
-
-    /**
-     * Records an audit message.
-     *
-     * @param eventId the event ID
-     */
-    @Override
-    public void recordAuditEventStart(UUID eventId) {
-        if (eventId != null) {
-            recordAuditEventStart(eventId.toString());
-        }
-    }
-
-    /**
-     * Records an audit message.
-     *
-     * @param eventId the event ID
-     * @param rule the rule
-     * @param policyVersion the policy version
-     */
-    @Override
-    public void recordAuditEventEnd(String eventId, String rule, String policyVersion) {
-        log.info(className + "|" + eventId + ":" + rule);
-    }
-
-    /**
-     * Records an audit message.
-     *
-     * @param eventId the event ID
-     * @param rule the rule
-     * @param policyVersion the policy version
-     */
-    @Override
-    public void recordAuditEventEnd(UUID eventId, String rule, String policyVersion) {
-        if (eventId != null) {
-            recordAuditEventEnd(eventId.toString(), rule, policyVersion);
-        } else {
-            recordAuditEventEnd(eventId, rule, policyVersion);
-        }
-    }
-
-    /**
-     * Records an audit message.
-     *
-     * @param eventId the event ID
-     * @param rule the rule
-     */
-    @Override
-    public void recordAuditEventEnd(String eventId, String rule) {
-        log.info(className + "|" + eventId + ":" + rule);
-    }
-
-    /**
-     * Records an audit message.
-     *
-     * @param eventId the event ID
-     * @param rule the rule
-     */
-    @Override
-    public void recordAuditEventEnd(UUID eventId, String rule) {
-        if (eventId != null) {
-            recordAuditEventEnd(eventId.toString(), rule);
-        } else {
-            recordAuditEventEnd(eventId, rule);
-        }
-    }
-
-    /**
-     * Records a metrics message.
-     *
-     * @param eventId the event ID
-     * @param message the message
-     */
-    @Override
-    public void recordMetricEvent(String eventId, String message) {
-        log.info(className + "|" + eventId + ":" + message);
-
-    }
-
-    /**
-     * Records a metrics message.
-     *
-     * @param eventId the event ID
-     * @param message the message
-     */
-    @Override
-    public void recordMetricEvent(UUID eventId, String message) {
-        if (eventId != null) {
-            recordMetricEvent(eventId.toString(), message);
-        } else {
-            recordMetricEvent(eventId, message);
-        }
-    }
-
-    /**
-     * Records a metrics message.
-     *
-     * @param message the message
-     */
-    @Override
-    public void metrics(Object message) {
-        log.info(message);
-    }
-
-    /**
-     * Records a metrics message.
-     *
-     * @param message the message
-     * @param arguments variable number of arguments
-     */
-    @Override
-    public void metrics(String message, Object... arguments) {
-        if (arguments.length > 0 && OnapLoggingUtils.isThrowable(arguments[arguments.length - 1])) {
-            log.info(OnapLoggingUtils.formatMessage(message, arguments),
-                (Throwable)arguments[arguments.length - 1]);
-        } else {
-            log.info(OnapLoggingUtils.formatMessage(message, arguments));
-        }
-    }
-
-    /**
-     * Returns transaction Id.
-     *
-     * @param transId the transaction ID
-     */
-    @Override
-    public String postMdcInfoForEvent(String transId) {
-        String transactionId = transId;
-        if (transactionId == null || transactionId.isEmpty()) {
-            transactionId = UUID.randomUUID().toString();
-        }
-
-        return transactionId;
-    }
-
-    /**
-     * Records transaction Id.
-     *
-     * @param message the message
-     */
-    @Override
-    public void postMdcInfoForEvent(Object message) {
-        log.info(message);
-    }
-
-    /**
-     * Returns true for trace enabled, or false for not.
-     *
-     * @return boolean
-     */
-    @Override
-    public boolean isTraceEnabled() {
-        return log.isTraceEnabled();
-    }
-
-    /**
-     * Records transaction Id.
-     *
-     * @param transId the transaction ID
-     */
-    @Override
-    public void postMdcInfoForTriggeredRule(String transId) {
-        log.info(transId);
-    }
-
-    /* ============================================================ */
-
-    /*
-     * Support for 'Serializable' -- the default rules don't work for the 'log' field
-     */
-
-    private void writeObject(ObjectOutputStream out) throws IOException {
-        // write out 'methodName', 'className', 'transId' strings
-        out.writeUTF(methodName);
-        out.writeUTF(className);
-        out.writeUTF(transId);
-    }
-
-    private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
-
-        // read in 'methodName', 'className', 'transId' strings
-        methodName = in.readUTF();
-        className = in.readUTF();
-        transId = in.readUTF();
-
-        // look up associated logger
-        log = Logger.getLogger(className);
-    }
-
-}
diff --git a/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/LoggerType.java b/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/LoggerType.java
index 8bf0dd78..f73bc4bc 100644
--- a/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/LoggerType.java
+++ b/common-logging/src/main/java/org/onap/policy/common/logging/flexlogger/LoggerType.java
@@ -2,14 +2,14 @@
  * ============LICENSE_START=======================================================
  * ONAP-Logging
  * ================================================================================
- * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2017-2020 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed 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.
@@ -24,5 +24,5 @@ package org.onap.policy.common.logging.flexlogger;
  * Logger types.
  */
 public enum LoggerType {
-    EELF, LOG4J, SYSTEMOUT
+    EELF, SYSTEMOUT
 }
diff --git a/common-logging/src/test/java/org/onap/policy/common/logging/flexlogger/FlexLoggerTest.java b/common-logging/src/test/java/org/onap/policy/common/logging/flexlogger/FlexLoggerTest.java
index 500c484f..f43c85df 100644
--- a/common-logging/src/test/java/org/onap/policy/common/logging/flexlogger/FlexLoggerTest.java
+++ b/common-logging/src/test/java/org/onap/policy/common/logging/flexlogger/FlexLoggerTest.java
@@ -43,13 +43,6 @@ public class FlexLoggerTest {
     }
 
     @Test
-    public void testGetLoggerClassOfQLog4j() {
-        Whitebox.setInternalState(FlexLogger.class, "loggerType", LoggerType.LOG4J);
-        Logger logger = FlexLogger.getLogger(this.getClass());
-        assertSame(logger, FlexLogger.getLogger(this.getClass()));
-    }
-
-    @Test
     public void testGetLoggerClassOfQSystemOut() {
         Whitebox.setInternalState(FlexLogger.class, "loggerType", LoggerType.SYSTEMOUT);
         Logger logger = FlexLogger.getLogger(this.getClass());
@@ -64,13 +57,6 @@ public class FlexLoggerTest {
     }
 
     @Test
-    public void testGetLoggerStringLog4j() {
-        Whitebox.setInternalState(FlexLogger.class, "loggerType", LoggerType.LOG4J);
-        Logger logger = FlexLogger.getLogger("str1");
-        assertSame(logger, FlexLogger.getLogger("str1"));
-    }
-
-    @Test
     public void testGetLoggerStringSystemOut() {
         Whitebox.setInternalState(FlexLogger.class, "loggerType", LoggerType.SYSTEMOUT);
         Logger logger = FlexLogger.getLogger("str1");
@@ -85,13 +71,6 @@ public class FlexLoggerTest {
     }
 
     @Test
-    public void testGetLoggerClassOfQBooleanLog4j() {
-        Whitebox.setInternalState(FlexLogger.class, "loggerType", LoggerType.LOG4J);
-        Logger logger = FlexLogger.getLogger(this.getClass(), true);
-        assertSame(logger, FlexLogger.getLogger(this.getClass(), true));
-    }
-
-    @Test
     public void testGetLoggerClassOfQBooleanSystemOut() {
         Whitebox.setInternalState(FlexLogger.class, "loggerType", LoggerType.SYSTEMOUT);
         Logger logger = FlexLogger.getLogger(this.getClass(), true);
@@ -106,13 +85,6 @@ public class FlexLoggerTest {
     }
 
     @Test
-    public void testGetLoggerStringBooleanLog4j() {
-        Whitebox.setInternalState(FlexLogger.class, "loggerType", LoggerType.LOG4J);
-        Logger logger = FlexLogger.getLogger("str1", true);
-        assertSame(logger, FlexLogger.getLogger("str1", true));
-    }
-
-    @Test
     public void testGetLoggerStringBooleanSystemOut() {
         Whitebox.setInternalState(FlexLogger.class, "loggerType", LoggerType.SYSTEMOUT);
         Logger logger = FlexLogger.getLogger("str1", true);
diff --git a/common-logging/src/test/java/org/onap/policy/common/logging/flexlogger/Logger4JTest.java b/common-logging/src/test/java/org/onap/policy/common/logging/flexlogger/Logger4JTest.java
deleted file mode 100644
index 9ceef99c..00000000
--- a/common-logging/src/test/java/org/onap/policy/common/logging/flexlogger/Logger4JTest.java
+++ /dev/null
@@ -1,351 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * ONAP-Logging
- * ================================================================================
- * Copyright (C) 2018 Ericsson. All rights reserved.
- * Modifications Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
- * ================================================================================
- * Licensed 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.
- * ============LICENSE_END=========================================================
- */
-
-package org.onap.policy.common.logging.flexlogger;
-
-import static org.assertj.core.api.Assertions.assertThatCode;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
-
-import java.util.UUID;
-import org.apache.log4j.Level;
-import org.apache.log4j.Logger;
-import org.junit.Test;
-import org.mockito.Mockito;
-import org.onap.policy.common.logging.eelf.MessageCodes;
-import org.powermock.reflect.Whitebox;
-
-public class Logger4JTest {
-
-    private Logger4J logger4J = new Logger4J("str1", "Logger4JTest");
-
-    @Test
-    public void testLogger4JClassOfQ() {
-        assertThatCode(() -> new Logger4J(this.getClass())).doesNotThrowAnyException();
-    }
-
-    @Test
-    public void testSetAndGetTransId() {
-        logger4J.setTransId("transactionId");
-        assertEquals("transactionId", logger4J.getTransId());
-    }
-
-    @Test
-    public void testDebugObject() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        Mockito.when(logger.isDebugEnabled()).thenReturn(true);
-        logger4J.setTransId("transactionId");
-        logger4J.debug("message");
-        Mockito.verify(logger).debug("transactionId|message");
-    }
-
-    @Test
-    public void testErrorObject() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        logger4J.error("message");
-        Mockito.verify(logger).error("transactionId|Logger4JTest|message");
-    }
-
-    @Test
-    public void testInfoObject() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        logger4J.info("message");
-        Mockito.verify(logger).info("transactionId|Logger4JTest|message");
-    }
-
-    @Test
-    public void testWarnObject() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        logger4J.warn("message");
-        Mockito.verify(logger).warn("transactionId|Logger4JTest|message");
-    }
-
-    @Test
-    public void testTraceObject() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        logger4J.trace("message");
-        Mockito.verify(logger).trace("transactionId|Logger4JTest|message");
-    }
-
-    @Test
-    public void testIsDebugEnabled() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        Mockito.when(logger.isDebugEnabled()).thenReturn(true).thenReturn(false);
-        assertTrue(logger4J.isDebugEnabled());
-        assertFalse(logger4J.isDebugEnabled());
-    }
-
-    @Test
-    public void testIsErrorEnabled() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        Mockito.when(logger.isEnabledFor(Level.ERROR)).thenReturn(true).thenReturn(false);
-        assertTrue(logger4J.isErrorEnabled());
-        assertFalse(logger4J.isErrorEnabled());
-    }
-
-    @Test
-    public void testIsInfoEnabled() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        Mockito.when(logger.isInfoEnabled()).thenReturn(true).thenReturn(false);
-        assertTrue(logger4J.isInfoEnabled());
-        assertFalse(logger4J.isInfoEnabled());
-    }
-
-    @Test
-    public void testIsWarnEnabled() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        Mockito.when(logger.isEnabledFor(Level.WARN)).thenReturn(true).thenReturn(false);
-        assertTrue(logger4J.isWarnEnabled());
-        assertFalse(logger4J.isWarnEnabled());
-    }
-
-    @Test
-    public void testAuditObject() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.audit("str1");
-        Mockito.verify(logger).info("Logger4JTest|str1");
-    }
-
-    @Test
-    public void testRecordAuditEventStartString() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.recordAuditEventEnd("eventId", "rule");
-        Mockito.verify(logger).info("Logger4JTest|eventId:rule");
-    }
-
-    @Test
-    public void testRecordAuditEventStartUuid() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        UUID uuid = UUID.randomUUID();
-        logger4J.recordAuditEventStart(uuid);
-        Mockito.verify(logger).info("Logger4JTest|recordAuditEventStart with eventId " + uuid.toString());
-    }
-
-    @Test
-    public void testRecordAuditEventEndStringStringString() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.recordAuditEventEnd("eventId", "rule", "policyVersion");
-        Mockito.verify(logger).info("Logger4JTest|eventId:rule");
-    }
-
-    @Test
-    public void testRecordAuditEventEndUuidStringString() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        UUID uuid = UUID.randomUUID();
-        logger4J.recordAuditEventEnd(uuid, "rule", "policyVersion");
-        Mockito.verify(logger).info("Logger4JTest|" + uuid.toString() + ":rule");
-    }
-
-    @Test
-    public void testRecordAuditEventEndStringString() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.recordAuditEventEnd("eventId", "rule");
-        Mockito.verify(logger).info("Logger4JTest|eventId:rule");
-    }
-
-    @Test
-    public void testRecordAuditEventEndUuidString() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        UUID uuid = UUID.randomUUID();
-        logger4J.recordAuditEventEnd(uuid, "rule");
-        Mockito.verify(logger).info("Logger4JTest|" + uuid.toString() + ":rule");
-    }
-
-    @Test
-    public void testRecordMetricEventStringString() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.recordMetricEvent("eventId", "str1");
-        Mockito.verify(logger).info("Logger4JTest|eventId:str1");
-    }
-
-    @Test
-    public void testRecordMetricEventUuidString() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        UUID uuid = UUID.randomUUID();
-        logger4J.recordMetricEvent(uuid, "str1");
-        Mockito.verify(logger).info("Logger4JTest|" + uuid.toString() + ":str1");
-    }
-
-    @Test
-    public void testMetrics() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.metrics("str1");
-        Mockito.verify(logger).info("str1");
-    }
-
-    @Test
-    public void testErrorMessageCodesThrowableStringArray() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        logger4J.error(MessageCodes.GENERAL_ERROR, new NullPointerException(), "str1", "str2");
-        Mockito.verify(logger)
-                .error("transactionId|Logger4JTest|MessageCodes :" + MessageCodes.GENERAL_ERROR + "[str1, str2]");
-    }
-
-    @Test
-    public void testErrorMessageCodesStringArray() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        logger4J.error(MessageCodes.GENERAL_ERROR, "str1", "str2");
-        Mockito.verify(logger)
-                .error("transactionId|Logger4JTest|MessageCode:" + MessageCodes.GENERAL_ERROR + "[str1, str2]");
-    }
-
-    @Test
-    public void testPostMdcInfoForEventString() {
-        String returnedTransactionId = logger4J.postMdcInfoForEvent("transactionId");
-        assertEquals("transactionId", returnedTransactionId);
-    }
-
-    @Test
-    public void testPostMdcInfoForEventEmptyString() {
-        String returnedTransactionId = logger4J.postMdcInfoForEvent("");
-        assertNotNull("", returnedTransactionId);
-        assertNotEquals("", returnedTransactionId);
-    }
-
-    @Test
-    public void testWarnMessageCodesStringArray() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.warn(MessageCodes.GENERAL_ERROR, "str1", "str2");
-        Mockito.verify(logger).warn("Logger4JTest|MessageCodes:" + MessageCodes.GENERAL_ERROR + "[str1, str2]");
-    }
-
-    @Test
-    public void testWarnMessageCodesThrowableStringArray() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        logger4J.warn(MessageCodes.GENERAL_ERROR, new NullPointerException(), "str1", "str2");
-        Mockito.verify(logger).warn("Logger4JTest|MessageCodes:" + MessageCodes.GENERAL_ERROR + "[str1, str2]");
-    }
-
-    @Test
-    public void testDebugObjectThrowable() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        Exception exception = new NullPointerException();
-        logger4J.debug("message", exception);
-        Mockito.verify(logger).debug("message", exception);
-    }
-
-    @Test
-    public void testErrorObjectThrowable() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        Exception exception = new NullPointerException();
-        logger4J.error("message", exception);
-        Mockito.verify(logger).error("message", exception);
-    }
-
-    @Test
-    public void testInfoObjectThrowable() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.setTransId("transactionId");
-        Exception exception = new NullPointerException();
-        logger4J.info("message", exception);
-        Mockito.verify(logger).info("message", exception);
-    }
-
-    @Test
-    public void testWarnObjectThrowable() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        Exception exception = new NullPointerException();
-        logger4J.warn("message", exception);
-        Mockito.verify(logger).warn("message", exception);
-    }
-
-    @Test
-    public void testTraceObjectThrowable() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        Exception exception = new NullPointerException();
-        logger4J.trace("message", exception);
-        Mockito.verify(logger).trace("message", exception);
-    }
-
-    @Test
-    public void testAuditObjectThrowable() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        Exception exception = new NullPointerException();
-        logger4J.audit("message", exception);
-        Mockito.verify(logger).info("message", exception);
-    }
-
-    @Test
-    public void testIsTraceEnabled() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.isTraceEnabled();
-        Mockito.verify(logger).isTraceEnabled();
-    }
-
-    @Test
-    public void testPostMdcInfoForTriggeredRule() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.postMdcInfoForTriggeredRule("transactionId");
-        Mockito.verify(logger).info("transactionId");
-    }
-
-    @Test
-    public void testPostMdcInfoForEventObject() {
-        Logger logger = Mockito.mock(Logger.class);
-        Whitebox.setInternalState(logger4J, "log", logger);
-        logger4J.postMdcInfoForEvent(1);
-        Mockito.verify(logger).info(1);
-    }
-
-}
diff --git a/integrity-audit/pom.xml b/integrity-audit/pom.xml
index 77634485..86f5db11 100644
--- a/integrity-audit/pom.xml
+++ b/integrity-audit/pom.xml
@@ -2,7 +2,7 @@
   ============LICENSE_START=======================================================
   ONAP Policy Engine - Common Modules
   ================================================================================
-  Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+  Copyright (C) 2017-2020 AT&T Intellectual Property. All rights reserved.
   ================================================================================
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
@@ -44,10 +44,6 @@
             <scope>test</scope>
         </dependency>
         <dependency>
-            <groupId>log4j</groupId>
-            <artifactId>log4j</artifactId>
-        </dependency>
-        <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-ext</artifactId>
             <version>1.8.0-beta4</version>
diff --git a/integrity-monitor/pom.xml b/integrity-monitor/pom.xml
index 510682dd..4031a164 100644
--- a/integrity-monitor/pom.xml
+++ b/integrity-monitor/pom.xml
@@ -47,10 +47,6 @@
             <scope>test</scope>
         </dependency>
         <dependency>
-            <groupId>log4j</groupId>
-            <artifactId>log4j</artifactId>
-        </dependency>
-        <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
         </dependency>