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[JAVA-9019] Move sysout lines to info logging

This commit is contained in:
Haroon Khan 2022-01-28 22:20:11 +00:00
parent 30c54f2623
commit a8ce62042f
3 changed files with 26 additions and 10 deletions
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13
core-java-modules/core-java-collections-3/src/main/java/com/baeldung/collections/iterators/Iterators.java
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@ -1,17 +1,16 @@
package com.baeldung.collections.iterators; package com.baeldung.collections.iterators;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Iterator; import java.util.Iterator;
import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.ConcurrentHashMap;
/**
* Source code https://github.com/eugenp/tutorials
*
* @author Santosh Thakur
*/
public class Iterators { public class Iterators {
private static final Logger LOG = LoggerFactory.getLogger(Iterators.class);
public static int failFast1() { public static int failFast1() {
ArrayList<Integer> numbers = new ArrayList<>(); ArrayList<Integer> numbers = new ArrayList<>();
@ -44,7 +43,7 @@ public class Iterators {
} }
} }
System.out.println("using iterator's remove method = " + numbers); LOG.debug("using iterator's remove method = {}", numbers);
iterator = numbers.iterator(); iterator = numbers.iterator();
while (iterator.hasNext()) { while (iterator.hasNext()) {

10
core-java-modules/core-java-collections-3/src/test/java/com/baeldung/collections/bitset/BitSetUnitTest.java
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@ -3,6 +3,8 @@ package com.baeldung.collections.bitset;
import org.junit.Test; import org.junit.Test;
import org.openjdk.jol.info.ClassLayout; import org.openjdk.jol.info.ClassLayout;
import org.openjdk.jol.info.GraphLayout; import org.openjdk.jol.info.GraphLayout;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.BitSet; import java.util.BitSet;
@ -10,18 +12,20 @@ import static org.assertj.core.api.Assertions.assertThat;
public class BitSetUnitTest { public class BitSetUnitTest {
private static final Logger LOG = LoggerFactory.getLogger(BitSetUnitTest.class);
@Test @Test
public void givenBoolArray_whenMemoryLayout_thenConsumeMoreThanOneBit() { public void givenBoolArray_whenMemoryLayout_thenConsumeMoreThanOneBit() {
boolean[] bits = new boolean[1024 * 1024]; boolean[] bits = new boolean[1024 * 1024];
System.out.println(ClassLayout.parseInstance(bits).toPrintable()); LOG.debug(ClassLayout.parseInstance(bits).toPrintable());
} }
@Test @Test
public void givenBitSet_whenMemoryLayout_thenConsumeOneBitPerFlag() { public void givenBitSet_whenMemoryLayout_thenConsumeOneBitPerFlag() {
BitSet bitSet = new BitSet(1024 * 1024); BitSet bitSet = new BitSet(1024 * 1024);
System.out.println(GraphLayout.parseInstance(bitSet).toPrintable()); LOG.debug(GraphLayout.parseInstance(bitSet).toPrintable());
} }
@Test @Test
@ -157,7 +161,7 @@ public class BitSetUnitTest {
BitSet bitSet = new BitSet(); BitSet bitSet = new BitSet();
bitSet.set(15, 25); bitSet.set(15, 25);
bitSet.stream().forEach(System.out::println); bitSet.stream().forEach(bit -> LOG.debug(String.valueOf(bit)));
assertThat(bitSet.stream().count()).isEqualTo(10); assertThat(bitSet.stream().count()).isEqualTo(10);
} }

13
core-java-modules/core-java-collections-3/src/test/resources/logback.xml Normal file
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@ -0,0 +1,13 @@
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
</pattern>
</encoder>
</appender>
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>