[JAVA-6005] Reduce logging (#11247)

algorithms-miscellaneous-5/src/test/java/com/baeldung/algorithms/prim/PrimUnitTest.java

@@ -1,10 +1,10 @@
 package com.baeldung.algorithms.prim;
 
+import org.junit.Test;
+
 import java.util.ArrayList;
 import java.util.List;
 
-import org.junit.Test;
-
 public class PrimUnitTest {
 
     @Test

algorithms-searching/src/main/java/com/baeldung/algorithms/suffixtree/SuffixTree.java

@@ -8,7 +8,9 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 public class SuffixTree {
+
     private static final Logger LOGGER = LoggerFactory.getLogger(SuffixTree.class);
+
     private static final String WORD_TERMINATION = "$";
     private static final int POSITION_UNDEFINED = -1;
     private Node root;
@@ -23,7 +25,7 @@ public class SuffixTree {
     }
 
     public List<String> searchText(String pattern) {
-        LOGGER.info("Searching for pattern \"{}\"", pattern);
+        LOGGER.debug("Searching for pattern \"{}\"", pattern);
         List<String> result = new ArrayList<>();
         List<Node> nodes = getAllNodesInTraversePath(pattern, root, false);
 
@@ -41,11 +43,11 @@ public class SuffixTree {
     }
 
     private void addSuffix(String suffix, int position) {
-        LOGGER.info(">>>>>>>>>>>> Adding new suffix {}", suffix);
+        LOGGER.debug(">>>>>>>>>>>> Adding new suffix {}", suffix);
         List<Node> nodes = getAllNodesInTraversePath(suffix, root, true);
         if (nodes.size() == 0) {
             addChildNode(root, suffix, position);
-            LOGGER.info("{}", printTree());
+            LOGGER.debug("{}", printTree());
         } else {
             Node lastNode = nodes.remove(nodes.size() - 1);
             String newText = suffix;
@@ -58,7 +60,7 @@ public class SuffixTree {
                 newText = newText.substring(existingSuffixUptoLastNode.length());
             }
             extendNode(lastNode, newText, position);
-            LOGGER.info("{}", printTree());
+            LOGGER.debug("{}", printTree());
         }
     }
 

algorithms-searching/src/test/java/com/baeldung/algorithms/dfs/GraphUnitTest.java

@@ -2,7 +2,6 @@ package com.baeldung.algorithms.dfs;
 
 import java.util.List;
 
-import com.baeldung.algorithms.dfs.Graph;
 import org.junit.Test;
 
 public class GraphUnitTest {

algorithms-searching/src/test/java/com/baeldung/algorithms/quadtree/QuadTreeSearchUnitTest.java

@@ -27,16 +27,16 @@ public class QuadTreeSearchUnitTest {
             Point point = new Point(points[i][0], points[i][1]);
             quadTree.addPoint(point);
         }
-        LOGGER.info("\n" + quadTree.printTree(""));
+        LOGGER.debug("\n" + quadTree.printTree(""));
-        LOGGER.info("==============================================");
+        LOGGER.debug("==============================================");
     }
 
     @Test
     public void givenQuadTree_whenSearchingForRange_thenReturn1MatchingItem() {
         Region searchArea = new Region(200, 200, 250, 250);
         List<Point> result = quadTree.search(searchArea, null, "");
-        LOGGER.info(result.toString());
+        LOGGER.debug(result.toString());
-        LOGGER.info(quadTree.printSearchTraversePath());
+        LOGGER.debug(quadTree.printSearchTraversePath());
 
         Assert.assertEquals(1, result.size());
         Assert.assertArrayEquals(new float[] { 245, 238 },
@@ -47,8 +47,8 @@ public class QuadTreeSearchUnitTest {
     public void givenQuadTree_whenSearchingForRange_thenReturn2MatchingItems() {
         Region searchArea = new Region(0, 0, 100, 100);
         List<Point> result = quadTree.search(searchArea, null, "");
-        LOGGER.info(result.toString());
+        LOGGER.debug(result.toString());
-        LOGGER.info(quadTree.printSearchTraversePath());
+        LOGGER.debug(quadTree.printSearchTraversePath());
 
         Assert.assertEquals(2, result.size());
         Assert.assertArrayEquals(new float[] { 21, 25 },

apache-libraries/src/main/resources/log4j2.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<Configuration status="WARN">
+    <Appenders>
+        <Console name="Console" target="SYSTEM_OUT">
+            <PatternLayout pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>
+        </Console>
+    </Appenders>
+    <Loggers>
+        <Logger name="org.apache.meecrowave" level="warn">
+            <AppenderRef ref="Console"/>
+        </Logger>
+
+        <Root level="info">
+            <AppenderRef ref="Console"/>
+        </Root>
+    </Loggers>
+</Configuration>

apache-spark/src/main/resources/log4j.properties

@@ -0,0 +1,42 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+#
+
+# Set everything to be logged to the console
+log4j.rootCategory=WARN, console
+log4j.appender.console=org.apache.log4j.ConsoleAppender
+log4j.appender.console.target=System.err
+log4j.appender.console.layout=org.apache.log4j.PatternLayout
+log4j.appender.console.layout.ConversionPattern=%d{yy/MM/dd HH:mm:ss} %p %c{1}: %m%n
+
+# Set the default spark-shell log level to WARN. When running the spark-shell, the
+# log level for this class is used to overwrite the root logger's log level, so that
+# the user can have different defaults for the shell and regular Spark apps.
+log4j.logger.org.apache.spark.repl.Main=WARN
+
+# Settings to quiet third party logs that are too verbose
+log4j.logger.org.spark_project.jetty=WARN
+log4j.logger.org.spark_project.jetty.util.component.AbstractLifeCycle=ERROR
+log4j.logger.org.apache.spark.repl.SparkIMain$exprTyper=INFO
+log4j.logger.org.apache.spark.repl.SparkILoop$SparkILoopInterpreter=INFO
+
+# SPARK-9183: Settings to avoid annoying messages when looking up nonexistent UDFs in SparkSQL with Hive support
+log4j.logger.org.apache.hadoop.hive.metastore.RetryingHMSHandler=FATAL
+log4j.logger.org.apache.hadoop.hive.ql.exec.FunctionRegistry=ERROR
+
+# Parquet related logging
+log4j.logger.org.apache.parquet.CorruptStatistics=ERROR
+log4j.logger.parquet.CorruptStatistics=ERROR

core-java-modules/core-java-io/src/main/resources/logback.xml

@@ -9,6 +9,7 @@
 
     <logger name="org.springframework" level="WARN" />
     <logger name="org.springframework.transaction" level="WARN" />
+    <logger name="net.sf.jmimemagic" level="WARN" />
 
     <!-- in order to debug some marshalling issues, this needs to be TRACE -->
     <logger name="org.springframework.web.servlet.mvc" level="WARN" />

core-java-modules/core-java-jar/pom.xml

@@ -76,6 +76,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-dependency-plugin</artifactId>
+                <version>${maven-dependency-plugin.version}</version>
                 <executions>
                     <execution>
                         <id>copy-dependencies</id>
@@ -106,6 +107,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-assembly-plugin</artifactId>
+                <version>${maven-assembly-plugin.version}</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -383,6 +385,8 @@
         <maven-jar-plugin.version>3.0.2</maven-jar-plugin.version>
         <onejar-maven-plugin.version>1.4.4</onejar-maven-plugin.version>
         <maven-shade-plugin.version>3.1.1</maven-shade-plugin.version>
+        <maven-assembly-plugin.version>3.3.0</maven-assembly-plugin.version>
+        <maven-dependency-plugin.version>3.2.0</maven-dependency-plugin.version>
         <spring-boot-maven-plugin.version>2.0.3.RELEASE</spring-boot-maven-plugin.version>
         <source.version>1.8</source.version>
         <target.version>1.8</target.version>

jee-7/src/main/resources/logback.xml

@@ -7,6 +7,8 @@
         </encoder>
     </appender>
 
+    <logger name="org.jboss.weld" level="WARN" />
+
     <root level="INFO">
         <appender-ref ref="STDOUT" />
     </root>

persistence-modules/spring-data-jpa-crud/src/main/resources/application.properties

@@ -1,7 +1,6 @@
 spring.jpa.properties.hibernate.jdbc.batch_size=4
 spring.jpa.properties.hibernate.order_inserts=true
 spring.jpa.properties.hibernate.order_updates=true
-spring.jpa.properties.hibernate.generate_statistics=true
 
 spring.jpa.database-platform=org.hibernate.dialect.H2Dialect
 

persistence-modules/spring-data-jpa-crud/src/test/java/com/baeldung/batchinserts/BatchInsertIntegrationTest.java

@@ -9,6 +9,7 @@ import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
 import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.ActiveProfiles;
 import org.springframework.test.context.junit4.SpringRunner;
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.setup.MockMvcBuilders;
@@ -20,6 +21,7 @@ import com.baeldung.boot.web.controllers.CustomerController;
 @RunWith(SpringRunner.class)
 @SpringBootTest(classes=Application.class)
 @AutoConfigureMockMvc
+@ActiveProfiles("stats")
 public class BatchInsertIntegrationTest {
 
     @Autowired

persistence-modules/spring-data-jpa-crud/src/test/resources/application-batchinserts.properties

@@ -4,3 +4,5 @@ spring.jpa.properties.hibernate.jdbc.batch_size=5
 spring.jpa.properties.hibernate.order_inserts=true
 spring.jpa.properties.hibernate.order_updates=true
 spring.jpa.properties.hibernate.batch_versioned_data=true
+
+spring.jpa.properties.hibernate.generate_statistics=true

persistence-modules/spring-data-jpa-crud/src/test/resources/application-stats.properties

@@ -0,0 +1,5 @@
+spring.jpa.properties.hibernate.jdbc.batch_size=4
+spring.jpa.properties.hibernate.order_inserts=true
+spring.jpa.properties.hibernate.order_updates=true
+
+spring.jpa.properties.hibernate.generate_statistics=true