iSharkFly-Docs
/
java-tutorials
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge remote-tracking branch 'upstream/master'

This commit is contained in:
Jonathan Paul Cook 2018-12-16 16:22:14 +01:00
parent 5930d0d363 abbbf998fd
commit 6d42a8dbcd
2360 changed files with 97038 additions and 5080 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
.travis.yml
View File

@ -4,7 +4,7 @@ before_install:
- echo "MAVEN_OPTS='-Xmx2048M -Xss128M -XX:+CMSClassUnloadingEnabled -XX:+UseG1GC -XX:-UseGCOverheadLimit'" > ~/.mavenrc
install: skip
script: travis_wait 60 mvn -q install -Pdefault-first,default-second
script: travis_wait 60 mvn -q install -Pdefault-first,default-second -Dgib.enabled=true
sudo: required

4
JGit/src/main/java/com/baeldung/jgit/porcelain/Log.java
View File

@ -28,14 +28,14 @@ public class Log {
System.out.println("Had " + count + " commits overall on current branch");
logs = git.log()
.add(repository.resolve("remotes/origin/testbranch"))
.add(repository.resolve(git.getRepository().getFullBranch()))
.call();
count = 0;
for (RevCommit rev : logs) {
System.out.println("Commit: " + rev /* + ", name: " + rev.getName() + ", id: " + rev.getId().getName() */);
count++;
}
System.out.println("Had " + count + " commits overall on test-branch");
System.out.println("Had " + count + " commits overall on "+git.getRepository().getFullBranch());
logs = git.log()
.all()

2
JGit/src/test/java/com/baeldung/jgit/JGitBugIntegrationTest.java
View File

@ -1,3 +1,5 @@
package com.baeldung.jgit;
import com.baeldung.jgit.helper.Helper;
import org.eclipse.jgit.lib.ObjectLoader;
import org.eclipse.jgit.lib.ObjectReader;

2
algorithms-genetic/README.md
View File

@ -2,3 +2,5 @@
- [Introduction to Jenetics Library](http://www.baeldung.com/jenetics)
- [Ant Colony Optimization](http://www.baeldung.com/java-ant-colony-optimization)
- [Design a Genetic Algorithm in Java](https://www.baeldung.com/java-genetic-algorithm)
- [The Traveling Salesman Problem in Java](https://www.baeldung.com/java-simulated-annealing-for-traveling-salesman)

3
algorithms-genetic/pom.xml
View File

@ -1,9 +1,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>algorithms-genetic</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>algorithms-genetic</name>
<parent>
<groupId>com.baeldung</groupId>
@ -61,4 +61,5 @@
<commons-codec.version>1.11</commons-codec.version>
</properties>
</project>

1
algorithms-genetic/roundUpToHundred/.gitignore vendored
View File

@ -1 +0,0 @@
/bin/

20
algorithms-genetic/roundUpToHundred/src/com/java/src/RoundUpToHundred.java
View File

@ -1,20 +0,0 @@
package com.java.src;
import java.util.Scanner;
public class RoundUpToHundred {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
double input = scanner.nextDouble();
scanner.close();
RoundUpToHundred.round(input);
}
static long round(double input) {
long i = (long) Math.ceil(input);
return ((i + 99) / 100) * 100;
};
}

14
algorithms-genetic/roundUpToHundred/src/com/java/src/RoundUpToHundredTest.java
View File

@ -1,14 +0,0 @@
package com.java.src;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class RoundUpToHundredTest {
@Test
public void givenInput_whenRound_thenRoundUpToTheNearestHundred() {
assertEquals("Rounded up to hundred", 100, RoundUpToHundred.round(99));
assertEquals("Rounded up to three hundred ", 300, RoundUpToHundred.round(200.2));
assertEquals("Returns same rounded value", 400, RoundUpToHundred.round(400));
}
}

16
algorithms-genetic/src/main/java/com/baeldung/algorithms/RunAlgorithm.java
View File

@ -5,7 +5,6 @@ import java.util.Scanner;
import com.baeldung.algorithms.ga.annealing.SimulatedAnnealing;
import com.baeldung.algorithms.ga.ant_colony.AntColonyOptimization;
import com.baeldung.algorithms.ga.binary.SimpleGeneticAlgorithm;
import com.baeldung.algorithms.slope_one.SlopeOne;
public class RunAlgorithm {
@ -13,11 +12,8 @@ public class RunAlgorithm {
Scanner in = new Scanner(System.in);
System.out.println("Run algorithm:");
System.out.println("1 - Simulated Annealing");
System.out.println("2 - Slope One");
System.out.println("3 - Simple Genetic Algorithm");
System.out.println("4 - Ant Colony");
System.out.println("5 - Dijkstra");
System.out.println("6 - All pairs in an array that add up to a given sum");
System.out.println("2 - Simple Genetic Algorithm");
System.out.println("3 - Ant Colony");
int decision = in.nextInt();
switch (decision) {
case 1:
@ -25,19 +21,13 @@ public class RunAlgorithm {
"Optimized distance for travel: " + SimulatedAnnealing.simulateAnnealing(10, 10000, 0.9995));
break;
case 2:
SlopeOne.slopeOne(3);
break;
case 3:
SimpleGeneticAlgorithm ga = new SimpleGeneticAlgorithm();
ga.runAlgorithm(50, "1011000100000100010000100000100111001000000100000100000000001111");
break;
case 4:
case 3:
AntColonyOptimization antColony = new AntColonyOptimization(21);
antColony.startAntOptimization();
break;
case 5:
System.out.println("Please run the DijkstraAlgorithmTest.");
break;
default:
System.out.println("Unknown option");
break;

1
algorithms-miscellaneous-1/README.md
View File

@ -10,3 +10,4 @@
- [Multi-Swarm Optimization Algorithm in Java](http://www.baeldung.com/java-multi-swarm-algorithm)
- [String Search Algorithms for Large Texts](http://www.baeldung.com/java-full-text-search-algorithms)
- [Check If a String Contains All The Letters of The Alphabet](https://www.baeldung.com/java-string-contains-all-letters)
- [Find the Middle Element of a Linked List](http://www.baeldung.com/java-linked-list-middle-element)

8
algorithms-miscellaneous-1/pom.xml
View File

@ -1,9 +1,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>algorithms-miscellaneous-1</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>algorithms-miscellaneous-1</name>
<parent>
<groupId>com.baeldung</groupId>
@ -17,6 +17,11 @@
<artifactId>commons-math3</artifactId>
<version>${commons-math3.version}</version>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>${guava.version}</version>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
@ -73,6 +78,7 @@
<commons-math3.version>3.6.1</commons-math3.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
<guava.version>25.1-jre</guava.version>
</properties>
</project>

1
algorithms-miscellaneous-1/roundUpToHundred/.gitignore vendored
View File

@ -1 +0,0 @@
/bin/

14
algorithms-miscellaneous-1/roundUpToHundred/src/com/java/src/RoundUpToHundredTest.java
View File

@ -1,14 +0,0 @@
package com.java.src;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class RoundUpToHundredTest {
@Test
public void givenInput_whenRound_thenRoundUpToTheNearestHundred() {
assertEquals("Rounded up to hundred", 100, RoundUpToHundred.round(99));
assertEquals("Rounded up to three hundred ", 300, RoundUpToHundred.round(200.2));
assertEquals("Returns same rounded value", 400, RoundUpToHundred.round(400));
}
}

63
algorithms-miscellaneous-1/src/main/java/com/baeldung/algorithms/factorial/Factorial.java Normal file
View File

@ -0,0 +1,63 @@
package com.baeldung.algorithms.factorial;
import java.math.BigInteger;
import java.util.stream.LongStream;
import org.apache.commons.math3.util.CombinatoricsUtils;
import com.google.common.math.BigIntegerMath;
public class Factorial {
public long factorialUsingForLoop(int n) {
long fact = 1;
for (int i = 2; i <= n; i++) {
fact = fact * i;
}
return fact;
}
public long factorialUsingStreams(int n) {
return LongStream.rangeClosed(1, n)
.reduce(1, (long x, long y) -> x * y);
}
public long factorialUsingRecursion(int n) {
if (n <= 2) {
return n;
}
return n * factorialUsingRecursion(n - 1);
}
private Long[] factorials = new Long[20];
public long factorialUsingMemoize(int n) {
if (factorials[n] != null) {
return factorials[n];
}
if (n <= 2) {
return n;
}
long nthValue = n * factorialUsingMemoize(n - 1);
factorials[n] = nthValue;
return nthValue;
}
public BigInteger factorialHavingLargeResult(int n) {
BigInteger result = BigInteger.ONE;
for (int i = 2; i <= n; i++)
result = result.multiply(BigInteger.valueOf(i));
return result;
}
public long factorialUsingApacheCommons(int n) {
return CombinatoricsUtils.factorial(n);
}
public BigInteger factorialUsingGuava(int n) {
return BigIntegerMath.factorial(n);
}
}

54
algorithms-miscellaneous-1/src/main/java/com/baeldung/algorithms/string/LongestSubstringNonRepeatingCharacters.java Normal file
View File

@ -0,0 +1,54 @@
package com.baeldung.algorithms.string;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
public class LongestSubstringNonRepeatingCharacters {
public static String getUniqueCharacterSubstringBruteForce(String input) {
String output = "";
for (int start = 0; start < input.length(); start++) {
Set<Character> visited = new HashSet<>();
int end = start;
for (; end < input.length(); end++) {
char currChar = input.charAt(end);
if (visited.contains(currChar)) {
break;
} else {
visited.add(currChar);
}
}
if (output.length() < end - start + 1) {
output = input.substring(start, end);
}
}
return output;
}
public static String getUniqueCharacterSubstring(String input) {
Map<Character, Integer> visited = new HashMap<>();
String output = "";
for (int start = 0, end = 0; end < input.length(); end++) {
char currChar = input.charAt(end);
if (visited.containsKey(currChar)) {
start = Math.max(visited.get(currChar) + 1, start);
}
if (output.length() < end - start + 1) {
output = input.substring(start, end + 1);
}
visited.put(currChar, end);
}
return output;
}
public static void main(String[] args) {
if(args.length > 0) {
System.out.println(getUniqueCharacterSubstring(args[0]));
} else {
System.err.println("This program expects command-line input. Please try again!");
}
}
}

90
algorithms-miscellaneous-1/src/main/java/com/baeldung/algorithms/string/SubstringPalindrome.java Normal file
View File

@ -0,0 +1,90 @@
package com.baeldung.algorithms.string;
import java.util.HashSet;
import java.util.Set;
public class SubstringPalindrome {
public Set<String> findAllPalindromesUsingCenter(String input) {
final Set<String> palindromes = new HashSet<>();
if (input == null || input.isEmpty()) {
return palindromes;
}
if (input.length() == 1) {
palindromes.add(input);
return palindromes;
}
for (int i = 0; i < input.length(); i++) {
palindromes.addAll(findPalindromes(input, i, i + 1));
palindromes.addAll(findPalindromes(input, i, i));
}
return palindromes;
}
private Set<String> findPalindromes(String input, int low, int high) {
Set<String> result = new HashSet<>();
while (low >= 0 && high < input.length() && input.charAt(low) == input.charAt(high)) {
result.add(input.substring(low, high + 1));
low--;
high++;
}
return result;
}
public Set<String> findAllPalindromesUsingBruteForceApproach(String input) {
Set<String> palindromes = new HashSet<>();
if (input == null || input.isEmpty()) {
return palindromes;
}
if (input.length() == 1) {
palindromes.add(input);
return palindromes;
}
for (int i = 0; i < input.length(); i++) {
for (int j = i + 1; j <= input.length(); j++)
if (isPalindrome(input.substring(i, j))) {
palindromes.add(input.substring(i, j));
}
}
return palindromes;
}
private boolean isPalindrome(String input) {
StringBuilder plain = new StringBuilder(input);
StringBuilder reverse = plain.reverse();
return (reverse.toString()).equals(input);
}
public Set<String> findAllPalindromesUsingManachersAlgorithm(String input) {
Set<String> palindromes = new HashSet<>();
String formattedInput = "@" + input + "#";
char inputCharArr[] = formattedInput.toCharArray();
int max;
int radius[][] = new int[2][input.length() + 1];
for (int j = 0; j <= 1; j++) {
radius[j][0] = max = 0;
int i = 1;
while (i <= input.length()) {
palindromes.add(Character.toString(inputCharArr[i]));
while (inputCharArr[i - max - 1] == inputCharArr[i + j + max])
max++;
radius[j][i] = max;
int k = 1;
while ((radius[j][i - k] != max - k) && (k < max)) {
radius[j][i + k] = Math.min(radius[j][i - k], max - k);
k++;
}
max = Math.max(max - k, 0);
i += k;
}
}
for (int i = 1; i <= input.length(); i++) {
for (int j = 0; j <= 1; j++) {
for (max = radius[j][i]; max > 0; max--) {
palindromes.add(input.substring(i - max - 1, max + j + i - 1));
}
}
}
return palindromes;
}
}

12
algorithms-miscellaneous-1/src/main/resources/maze/maze1.txt
View File

@ -1,12 +0,0 @@
S ########
# #
# ### ## #
# # # #
# # # # #
# ## #####
# # #
# # # # #
##### ####
# # E
# # # #
##########

22
algorithms-miscellaneous-1/src/main/resources/maze/maze2.txt
View File

@ -1,22 +0,0 @@
S ##########################
# # # #
# # #### ############### #
# # # # # #
# # #### # # ###############
# # # # # # #
# # # #### ### ########### #
# # # # # #
# ################## #
######### # # # # #
# # #### # ####### # #
# # ### ### # # # # #
# # ## # ##### # #
##### ####### # # # # #
# # ## ## #### # #
# ##### ####### # #
# # ############
####### ######### # #
# # ######## #
# ####### ###### ## # E
# # # ## #
############################

72
algorithms-miscellaneous-1/src/test/java/com/baeldung/algorithms/factorial/FactorialUnitTest.java Normal file
View File

@ -0,0 +1,72 @@
package com.baeldung.algorithms.factorial;
import static org.assertj.core.api.Assertions.assertThat;
import java.math.BigInteger;
import org.junit.Before;
import org.junit.Test;
public class FactorialUnitTest {
Factorial factorial;
@Before
public void setup() {
factorial = new Factorial();
}
@Test
public void whenCalculatingFactorialUsingForLoop_thenCorrect() {
int n = 5;
assertThat(factorial.factorialUsingForLoop(n)).isEqualTo(120);
}
@Test
public void whenCalculatingFactorialUsingStreams_thenCorrect() {
int n = 5;
assertThat(factorial.factorialUsingStreams(n)).isEqualTo(120);
}
@Test
public void whenCalculatingFactorialUsingRecursion_thenCorrect() {
int n = 5;
assertThat(factorial.factorialUsingRecursion(n)).isEqualTo(120);
}
@Test
public void whenCalculatingFactorialUsingMemoize_thenCorrect() {
int n = 5;
assertThat(factorial.factorialUsingMemoize(n)).isEqualTo(120);
n = 6;
assertThat(factorial.factorialUsingMemoize(n)).isEqualTo(720);
}
@Test
public void whenCalculatingFactorialHavingLargeResult_thenCorrect() {
int n = 22;
assertThat(factorial.factorialHavingLargeResult(n)).isEqualTo(new BigInteger("1124000727777607680000"));
}
@Test
public void whenCalculatingFactorialUsingApacheCommons_thenCorrect() {
int n = 5;
assertThat(factorial.factorialUsingApacheCommons(n)).isEqualTo(120);
}
@Test
public void whenCalculatingFactorialUsingGuava_thenCorrect() {
int n = 22;
assertThat(factorial.factorialUsingGuava(n)).isEqualTo(new BigInteger("1124000727777607680000"));
}
}

31
algorithms-miscellaneous-1/src/test/java/com/baeldung/algorithms/string/LongestSubstringNonRepeatingCharactersUnitTest.java Normal file
View File

@ -0,0 +1,31 @@
package com.baeldung.algorithms.string;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static com.baeldung.algorithms.string.LongestSubstringNonRepeatingCharacters.getUniqueCharacterSubstring;
import static com.baeldung.algorithms.string.LongestSubstringNonRepeatingCharacters.getUniqueCharacterSubstringBruteForce;
public class LongestSubstringNonRepeatingCharactersUnitTest {
@Test
void givenString_whenGetUniqueCharacterSubstringBruteForceCalled_thenResultFoundAsExpectedUnitTest() {
assertEquals("", getUniqueCharacterSubstringBruteForce(""));
assertEquals("A", getUniqueCharacterSubstringBruteForce("A"));
assertEquals("ABCDEF", getUniqueCharacterSubstringBruteForce("AABCDEF"));
assertEquals("ABCDEF", getUniqueCharacterSubstringBruteForce("ABCDEFF"));
assertEquals("NGISAWE", getUniqueCharacterSubstringBruteForce("CODINGISAWESOME"));
assertEquals("be coding", getUniqueCharacterSubstringBruteForce("always be coding"));
}
@Test
void givenString_whenGetUniqueCharacterSubstringCalled_thenResultFoundAsExpectedUnitTest() {
assertEquals("", getUniqueCharacterSubstring(""));
assertEquals("A", getUniqueCharacterSubstring("A"));
assertEquals("ABCDEF", getUniqueCharacterSubstring("AABCDEF"));
assertEquals("ABCDEF", getUniqueCharacterSubstring("ABCDEFF"));
assertEquals("NGISAWE", getUniqueCharacterSubstring("CODINGISAWESOME"));
assertEquals("be coding", getUniqueCharacterSubstring("always be coding"));
}
}

83
algorithms-miscellaneous-1/src/test/java/com/baeldung/algorithms/string/SubstringPalindromeUnitTest.java Normal file
View File

@ -0,0 +1,83 @@
package com.baeldung.algorithms.string;
import static org.junit.Assert.assertEquals;
import java.util.HashSet;
import java.util.Set;
import org.junit.Test;
public class SubstringPalindromeUnitTest {
private static final String INPUT_BUBBLE = "bubble";
private static final String INPUT_CIVIC = "civic";
private static final String INPUT_INDEED = "indeed";
private static final String INPUT_ABABAC = "ababac";
Set<String> EXPECTED_PALINDROME_BUBBLE = new HashSet<String>() {
{
add("b");
add("u");
add("l");
add("e");
add("bb");
add("bub");
}
};
Set<String> EXPECTED_PALINDROME_CIVIC = new HashSet<String>() {
{
add("civic");
add("ivi");
add("i");
add("c");
add("v");
}
};
Set<String> EXPECTED_PALINDROME_INDEED = new HashSet<String>() {
{
add("i");
add("n");
add("d");
add("e");
add("ee");
add("deed");
}
};
Set<String> EXPECTED_PALINDROME_ABABAC = new HashSet<String>() {
{
add("a");
add("b");
add("c");
add("aba");
add("bab");
add("ababa");
}
};
private SubstringPalindrome palindrome = new SubstringPalindrome();
@Test
public void whenUsingManachersAlgorithm_thenFindsAllPalindromes() {
assertEquals(EXPECTED_PALINDROME_BUBBLE, palindrome.findAllPalindromesUsingManachersAlgorithm(INPUT_BUBBLE));
assertEquals(EXPECTED_PALINDROME_INDEED, palindrome.findAllPalindromesUsingManachersAlgorithm(INPUT_INDEED));
assertEquals(EXPECTED_PALINDROME_CIVIC, palindrome.findAllPalindromesUsingManachersAlgorithm(INPUT_CIVIC));
assertEquals(EXPECTED_PALINDROME_ABABAC, palindrome.findAllPalindromesUsingManachersAlgorithm(INPUT_ABABAC));
}
@Test
public void whenUsingCenterApproach_thenFindsAllPalindromes() {
assertEquals(EXPECTED_PALINDROME_BUBBLE, palindrome.findAllPalindromesUsingCenter(INPUT_BUBBLE));
assertEquals(EXPECTED_PALINDROME_INDEED, palindrome.findAllPalindromesUsingCenter(INPUT_INDEED));
assertEquals(EXPECTED_PALINDROME_CIVIC, palindrome.findAllPalindromesUsingCenter(INPUT_CIVIC));
assertEquals(EXPECTED_PALINDROME_ABABAC, palindrome.findAllPalindromesUsingCenter(INPUT_ABABAC));
}
@Test
public void whenUsingBruteForceApproach_thenFindsAllPalindromes() {
assertEquals(EXPECTED_PALINDROME_BUBBLE, palindrome.findAllPalindromesUsingBruteForceApproach(INPUT_BUBBLE));
assertEquals(EXPECTED_PALINDROME_INDEED, palindrome.findAllPalindromesUsingBruteForceApproach(INPUT_INDEED));
assertEquals(EXPECTED_PALINDROME_CIVIC, palindrome.findAllPalindromesUsingBruteForceApproach(INPUT_CIVIC));
assertEquals(EXPECTED_PALINDROME_ABABAC, palindrome.findAllPalindromesUsingBruteForceApproach(INPUT_ABABAC));
}
}

2
algorithms-miscellaneous-2/README.md
View File

@ -10,7 +10,6 @@
- [A Collaborative Filtering Recommendation System in Java](http://www.baeldung.com/java-collaborative-filtering-recommendations)
- [Converting Between Roman and Arabic Numerals in Java](http://www.baeldung.com/java-convert-roman-arabic)
- [Practical Java Examples of the Big O Notation](http://www.baeldung.com/java-algorithm-complexity)
- [Find the Middle Element of a Linked List](http://www.baeldung.com/java-linked-list-middle-element)
- [An Introduction to the Theory of Big-O Notation](http://www.baeldung.com/big-o-notation)
- [Check If Two Rectangles Overlap In Java](https://www.baeldung.com/java-check-if-two-rectangles-overlap)
- [Calculate the Distance Between Two Points in Java](https://www.baeldung.com/java-distance-between-two-points)
@ -18,3 +17,4 @@
- [Round Up to the Nearest Hundred](https://www.baeldung.com/java-round-up-nearest-hundred)
- [Calculate Percentage in Java](https://www.baeldung.com/java-calculate-percentage)
- [Converting Between Byte Arrays and Hexadecimal Strings in Java](https://www.baeldung.com/java-byte-arrays-hex-strings)
- [Convert Latitude and Longitude to a 2D Point in Java](https://www.baeldung.com/java-convert-latitude-longitude)

8
algorithms-miscellaneous-2/pom.xml
View File

@ -1,9 +1,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>algorithms-miscellaneous-2</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>algorithms-miscellaneous-2</name>
<parent>
<groupId>com.baeldung</groupId>
@ -33,6 +33,11 @@
<artifactId>jgrapht-core</artifactId>
<version>${org.jgrapht.core.version}</version>
</dependency>
<dependency>
<groupId>org.jgrapht</groupId>
<artifactId>jgrapht-ext</artifactId>
<version>${org.jgrapht.ext.version}</version>
</dependency>
<dependency>
<groupId>pl.allegro.finance</groupId>
<artifactId>tradukisto</artifactId>
@ -83,6 +88,7 @@
<commons-math3.version>3.6.1</commons-math3.version>
<tradukisto.version>1.0.1</tradukisto.version>
<org.jgrapht.core.version>1.0.1</org.jgrapht.core.version>
<org.jgrapht.ext.version>1.0.1</org.jgrapht.ext.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
</properties>

1
algorithms-miscellaneous-2/roundUpToHundred/.gitignore vendored
View File

@ -1 +0,0 @@
/bin/

20
algorithms-miscellaneous-2/roundUpToHundred/src/com/java/src/RoundUpToHundred.java
View File

@ -1,20 +0,0 @@
package com.java.src;
import java.util.Scanner;
public class RoundUpToHundred {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
double input = scanner.nextDouble();
scanner.close();
RoundUpToHundred.round(input);
}
static long round(double input) {
long i = (long) Math.ceil(input);
return ((i + 99) / 100) * 100;
};
}

28
algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/RunAlgorithm.java Normal file
View File

@ -0,0 +1,28 @@
package com.baeldung.algorithms;
import java.util.Scanner;
import com.baeldung.algorithms.slope_one.SlopeOne;
public class RunAlgorithm {
public static void main(String[] args) throws InstantiationException, IllegalAccessException {
Scanner in = new Scanner(System.in);
System.out.println("1 - Slope One");
System.out.println("2 - Dijkstra");
int decision = in.nextInt();
switch (decision) {
case 1:
SlopeOne.slopeOne(3);
break;
case 2:
System.out.println("Please run the DijkstraAlgorithmLongRunningUnitTest.");
break;
default:
System.out.println("Unknown option");
break;
}
in.close();
}
}

0
algorithms-genetic/src/main/java/com/baeldung/algorithms/ga/dijkstra/Dijkstra.java → algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/ga/dijkstra/Dijkstra.java
View File

0
algorithms-genetic/src/main/java/com/baeldung/algorithms/ga/dijkstra/Graph.java → algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/ga/dijkstra/Graph.java
View File

0
algorithms-genetic/src/main/java/com/baeldung/algorithms/ga/dijkstra/Node.java → algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/ga/dijkstra/Node.java
View File

22
algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/mercator/EllipticalMercator.java Normal file
View File

@ -0,0 +1,22 @@
package com.baeldung.algorithms.mercator;
class EllipticalMercator extends Mercator {
@Override
double yAxisProjection(double input) {
input = Math.min(Math.max(input, -89.5), 89.5);
double earthDimensionalRateNormalized = 1.0 - Math.pow(RADIUS_MINOR / RADIUS_MAJOR, 2);
double inputOnEarthProj = Math.sqrt(earthDimensionalRateNormalized) * Math.sin( Math.toRadians(input));
inputOnEarthProj = Math.pow(((1.0 - inputOnEarthProj)/(1.0+inputOnEarthProj)), 0.5 * Math.sqrt(earthDimensionalRateNormalized));
double inputOnEarthProjNormalized = Math.tan(0.5 * ((Math.PI*0.5) - Math.toRadians(input)))/inputOnEarthProj;
return (-1) * RADIUS_MAJOR * Math.log(inputOnEarthProjNormalized);
}
@Override
double xAxisProjection(double input) {
return RADIUS_MAJOR * Math.toRadians(input);
}
}

10
algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/mercator/Mercator.java Normal file
View File

@ -0,0 +1,10 @@
package com.baeldung.algorithms.mercator;
abstract class Mercator {
final static double RADIUS_MAJOR = 6378137.0;
final static double RADIUS_MINOR = 6356752.3142;
abstract double yAxisProjection(double input);
abstract double xAxisProjection(double input);
}

14
algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/mercator/SphericalMercator.java Normal file
View File

@ -0,0 +1,14 @@
package com.baeldung.algorithms.mercator;
public class SphericalMercator extends Mercator {
@Override
double xAxisProjection(double input) {
return Math.toRadians(input) * RADIUS_MAJOR;
}
@Override
double yAxisProjection(double input) {
return Math.log(Math.tan(Math.PI / 4 + Math.toRadians(input) / 2)) * RADIUS_MAJOR;
}
}

2
algorithms-miscellaneous-1/roundUpToHundred/src/com/java/src/RoundUpToHundred.java → algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/roundedup/RoundUpToHundred.java
View File

@ -1,4 +1,4 @@
package com.java.src;
package com.baeldung.algorithms.roundedup;
import java.util.Scanner;

0
algorithms-genetic/src/main/java/com/baeldung/algorithms/slope_one/InputData.java → algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/slope_one/InputData.java
View File

0
algorithms-genetic/src/main/java/com/baeldung/algorithms/slope_one/Item.java → algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/slope_one/Item.java
View File

0
algorithms-genetic/src/main/java/com/baeldung/algorithms/slope_one/SlopeOne.java → algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/slope_one/SlopeOne.java
View File

0
algorithms-genetic/src/main/java/com/baeldung/algorithms/slope_one/User.java → algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/slope_one/User.java
View File

0
algorithms-genetic/src/test/java/com/baeldung/algorithms/DijkstraAlgorithmLongRunningUnitTest.java → algorithms-miscellaneous-2/src/test/java/com/baeldung/algorithms/DijkstraAlgorithmLongRunningUnitTest.java
View File

22
algorithms-miscellaneous-2/src/test/java/com/baeldung/algorithms/mercator/EllipticalMercatorUnitTest.java Normal file
View File

@ -0,0 +1,22 @@
package com.baeldung.algorithms.mercator;
import org.junit.Assert;
import org.junit.Test;
public class EllipticalMercatorUnitTest {
@Test
public void giventThatTheInputIs22_whenXAxisProjectionIsCalled_thenTheResultIsTheCorrectOne() {
Mercator mercator = new EllipticalMercator();
double result = mercator.xAxisProjection(22);
Assert.assertEquals(result, 2449028.7974520186, 0.0);
}
@Test
public void giventThatTheInputIs44_whenYAxisProjectionIsCalled_thenTheResultIsTheCorrectOne() {
Mercator mercator = new EllipticalMercator();
double result = mercator.yAxisProjection(44);
Assert.assertEquals(result, 5435749.887511954, 0.0);
}
}

21
algorithms-miscellaneous-2/src/test/java/com/baeldung/algorithms/mercator/SphericalMercatorUnitTest.java Normal file
View File

@ -0,0 +1,21 @@
package com.baeldung.algorithms.mercator;
import org.junit.Assert;
import org.junit.Test;
public class SphericalMercatorUnitTest {
@Test
public void giventThatTheInputIs22_whenXAxisProjectionIsCalled_thenTheResultIsTheCorrectOne() {
Mercator mercator = new SphericalMercator();
double result = mercator.xAxisProjection(22);
Assert.assertEquals(result, 2449028.7974520186, 0.0);
}
@Test
public void giventThatTheInputIs44_whenYAxisProjectionIsCalled_thenTheResultIsTheCorrectOne() {
Mercator mercator = new SphericalMercator();
double result = mercator.yAxisProjection(44);
Assert.assertEquals(result, 5465442.183322753, 0.0);
}
}

4
algorithms-miscellaneous-2/roundUpToHundred/src/com/java/src/RoundUpToHundredTest.java → algorithms-miscellaneous-2/src/test/java/com/baeldung/algorithms/roundedup/RoundUpToHundredUnitTest.java
View File

@ -1,10 +1,10 @@
package com.java.src;
package com.baeldung.algorithms.roundedup;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class RoundUpToHundredTest {
public class RoundUpToHundredUnitTest {
@Test
public void givenInput_whenRound_thenRoundUpToTheNearestHundred() {
assertEquals("Rounded up to hundred", 100, RoundUpToHundred.round(99));

47
algorithms-miscellaneous-2/src/test/java/com/baeldung/jgrapht/GraphImageGenerationUnitTest.java Normal file
View File

@ -0,0 +1,47 @@
package com.baeldung.jgrapht;
import static org.junit.Assert.assertTrue;
import java.awt.Color;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import org.jgrapht.ext.JGraphXAdapter;
import org.jgrapht.graph.DefaultDirectedGraph;
import org.jgrapht.graph.DefaultEdge;
import org.junit.Before;
import org.junit.Test;
import com.mxgraph.layout.mxCircleLayout;
import com.mxgraph.layout.mxIGraphLayout;
import com.mxgraph.util.mxCellRenderer;
public class GraphImageGenerationUnitTest {
static DefaultDirectedGraph<String, DefaultEdge> g;
@Before
public void createGraph() throws IOException {
File imgFile = new File("src/test/resources/graph.png");
imgFile.createNewFile();
g = new DefaultDirectedGraph<String, DefaultEdge>(DefaultEdge.class);
String x1 = "x1";
String x2 = "x2";
String x3 = "x3";
g.addVertex(x1);
g.addVertex(x2);
g.addVertex(x3);
g.addEdge(x1, x2);
g.addEdge(x2, x3);
g.addEdge(x3, x1);
}
@Test
public void givenAdaptedGraph_whenWriteBufferedImage_ThenFileShouldExist() throws IOException {
JGraphXAdapter<String, DefaultEdge> graphAdapter = new JGraphXAdapter<String, DefaultEdge>(g);
mxIGraphLayout layout = new mxCircleLayout(graphAdapter);
layout.execute(graphAdapter.getDefaultParent());
File imgFile = new File("src/test/resources/graph.png");
BufferedImage image = mxCellRenderer.createBufferedImage(graphAdapter, null, 2, Color.WHITE, true, null);
ImageIO.write(image, "PNG", imgFile);
assertTrue(imgFile.exists());
}
}

BIN
algorithms-miscellaneous-2/src/test/resources/graph.png Normal file
View File

Binary file not shown.
Side by Side

After

Width:  |  Height:  |  Size: 9.1 KiB

2
algorithms-sorting/README.md
View File

@ -4,4 +4,4 @@
- [Merge Sort in Java](https://www.baeldung.com/java-merge-sort)
- [Quicksort Algorithm Implementation in Java](https://www.baeldung.com/java-quicksort)
- [Insertion Sort in Java](https://www.baeldung.com/java-insertion-sort)
- [Heap Sort in Java](https://www.baeldung.com/java-heap-sort)

2
algorithms-sorting/pom.xml
View File

@ -1,9 +1,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>algorithms-sorting</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>algorithms-sorting</name>
<parent>
<groupId>com.baeldung</groupId>

1
algorithms-sorting/roundUpToHundred/.gitignore vendored
View File

@ -1 +0,0 @@
/bin/

20
algorithms-sorting/roundUpToHundred/src/com/java/src/RoundUpToHundred.java
View File

@ -1,20 +0,0 @@
package com.java.src;
import java.util.Scanner;
public class RoundUpToHundred {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
double input = scanner.nextDouble();
scanner.close();
RoundUpToHundred.round(input);
}
static long round(double input) {
long i = (long) Math.ceil(input);
return ((i + 99) / 100) * 100;
};
}

14
algorithms-sorting/roundUpToHundred/src/com/java/src/RoundUpToHundredTest.java
View File

@ -1,14 +0,0 @@
package com.java.src;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class RoundUpToHundredTest {
@Test
public void givenInput_whenRound_thenRoundUpToTheNearestHundred() {
assertEquals("Rounded up to hundred", 100, RoundUpToHundred.round(99));
assertEquals("Rounded up to three hundred ", 300, RoundUpToHundred.round(200.2));
assertEquals("Returns same rounded value", 400, RoundUpToHundred.round(400));
}
}

2
algorithms-sorting/src/main/java/com/baeldung/algorithms/mergesort/MergeSort.java
View File

@ -34,7 +34,7 @@ public class MergeSort {
while (i < left && j < right) {
if (l[i] < r[j])
if (l[i] <= r[j])
a[k++] = l[i++];
else
a[k++] = r[j++];

1
annotations/annotation-processing/pom.xml
View File

@ -3,6 +3,7 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>annotation-processing</artifactId>
<name>annotation-processing</name>
<parent>
<groupId>com.baeldung</groupId>

1
annotations/annotation-user/pom.xml
View File

@ -3,6 +3,7 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>annotation-user</artifactId>
<name>annotation-user</name>
<parent>
<artifactId>annotations</artifactId>

1
annotations/pom.xml
View File

@ -4,6 +4,7 @@
<modelVersion>4.0.0</modelVersion>
<artifactId>annotations</artifactId>
<packaging>pom</packaging>
<name>annotations</name>
<parent>
<artifactId>parent-modules</artifactId>

3
apache-avro/pom.xml
View File

@ -3,10 +3,9 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>apache-avro</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>Apache Avro</name>
<name>apache-avro</name>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

1
apache-bval/pom.xml
View File

@ -4,6 +4,7 @@
<groupId>apache-bval</groupId>
<artifactId>apache-bval</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>apache-bval</name>
<parent>
<groupId>com.baeldung</groupId>

1
apache-curator/pom.xml
View File

@ -4,6 +4,7 @@
<artifactId>apache-curator</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>apache-curator</name>
<parent>
<groupId>com.baeldung</groupId>

1
apache-cxf/cxf-aegis/pom.xml
View File

@ -2,6 +2,7 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>cxf-aegis</artifactId>
<name>cxf-aegis</name>
<parent>
<groupId>com.baeldung</groupId>

1
apache-cxf/cxf-introduction/pom.xml
View File

@ -4,6 +4,7 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>cxf-introduction</artifactId>
<name>cxf-introduction</name>
<parent>
<groupId>com.baeldung</groupId>

1
apache-cxf/cxf-jaxrs-implementation/pom.xml
View File

@ -4,6 +4,7 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>cxf-jaxrs-implementation</artifactId>
<name>cxf-jaxrs-implementation</name>
<parent>
<groupId>com.baeldung</groupId>

1
apache-cxf/cxf-spring/pom.xml
View File

@ -3,6 +3,7 @@
<modelVersion>4.0.0</modelVersion>
<artifactId>cxf-spring</artifactId>
<packaging>war</packaging>
<name>cxf-spring</name>
<parent>
<groupId>com.baeldung</groupId>

2
apache-cxf/pom.xml
View File

@ -1,9 +1,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>apache-cxf</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>apache-cxf</name>
<packaging>pom</packaging>
<parent>

2
apache-cxf/sse-jaxrs/pom.xml
View File

@ -3,8 +3,8 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>sse-jaxrs</artifactId>
<name>sse-jaxrs</name>
<packaging>pom</packaging>
<parent>

5
apache-cxf/sse-jaxrs/sse-jaxrs-client/pom.xml
View File

@ -3,6 +3,8 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>sse-jaxrs-client</artifactId>
<name>sse-jaxrs-client</name>
<parent>
<groupId>com.baeldung</groupId>
@ -10,8 +12,6 @@
<version>0.0.1-SNAPSHOT</version>
</parent>
<artifactId>sse-jaxrs-client</artifactId>
<properties>
<cxf-version>3.2.0</cxf-version>
</properties>
@ -21,7 +21,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>1.6.0</version>
<executions>
<execution>
<id>singleEvent</id>

6
apache-cxf/sse-jaxrs/sse-jaxrs-server/pom.xml
View File

@ -3,6 +3,9 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>sse-jaxrs-server</artifactId>
<name>sse-jaxrs-server</name>
<packaging>war</packaging>
<parent>
<groupId>com.baeldung</groupId>
@ -10,9 +13,6 @@
<version>0.0.1-SNAPSHOT</version>
</parent>
<artifactId>sse-jaxrs-server</artifactId>
<packaging>war</packaging>
<properties>
<liberty-maven-plugin.version>2.4.2</liberty-maven-plugin.version>
<failOnMissingWebXml>false</failOnMissingWebXml>

3
apache-geode/pom.xml
View File

@ -3,10 +3,9 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>apache-geode</artifactId>
<version>1.0-SNAPSHOT</version>
<name>apache-geode</name>
<parent>
<groupId>com.baeldung</groupId>

1
apache-opennlp/pom.xml
View File

@ -4,6 +4,7 @@
<modelVersion>4.0.0</modelVersion>
<artifactId>apache-opennlp</artifactId>
<version>1.0-SNAPSHOT</version>
<name>apache-opennlp</name>
<packaging>jar</packaging>
<parent>

2
apache-poi/pom.xml
View File

@ -1,9 +1,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>apache-poi</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>apache-poi</name>
<parent>
<groupId>com.baeldung</groupId>

3
apache-pulsar/README.md Normal file
View File

@ -0,0 +1,3 @@
### Relevant Articles:
- [Introduction to Apache Pulsar](https://www.baeldung.com/apache-pulsar)

33
apache-pulsar/pom.xml
View File

@ -1,21 +1,22 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.pulsar</groupId>
<artifactId>pulsar-java</artifactId>
<version>0.0.1</version>
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.pulsar</groupId>
<artifactId>apache-pulsar</artifactId>
<version>0.0.1</version>
<name>apache-pulsar</name>
<dependencies>
<dependency>
<groupId>org.apache.pulsar</groupId>
<artifactId>pulsar-client</artifactId>
<version>2.1.1-incubating</version>
<scope>compile</scope>
</dependency>
</dependencies>
<properties>
<maven.compiler.target>1.8</maven.compiler.target>
<maven.compiler.source>1.8</maven.compiler.source>
</properties>
<dependencies>
<dependency>
<groupId>org.apache.pulsar</groupId>
<artifactId>pulsar-client</artifactId>
<version>2.1.1-incubating</version>
<scope>compile</scope>
</dependency>
</dependencies>
<properties>
<maven.compiler.target>1.8</maven.compiler.target>
<maven.compiler.source>1.8</maven.compiler.source>
</properties>
</project>

1
apache-shiro/pom.xml
View File

@ -5,6 +5,7 @@
<modelVersion>4.0.0</modelVersion>
<artifactId>apache-shiro</artifactId>
<version>1.0-SNAPSHOT</version>
<name>apache-shiro</name>
<parent>
<artifactId>parent-boot-1</artifactId>

2
apache-thrift/pom.xml
View File

@ -1,9 +1,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>apache-thrift</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>apache-thrift</name>
<packaging>pom</packaging>
<parent>

2
apache-tika/pom.xml
View File

@ -1,9 +1,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>apache-tika</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>apache-tika</name>
<parent>
<groupId>com.baeldung</groupId>

2
apache-zookeeper/pom.xml
View File

@ -1,9 +1,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>apache-zookeeper</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>apache-zookeeper</name>
<packaging>jar</packaging>
<parent>

1
asm/pom.xml
View File

@ -5,6 +5,7 @@
<groupId>com.baeldung.examples</groupId>
<artifactId>asm</artifactId>
<version>1.0</version>
<name>asm</name>
<packaging>jar</packaging>
<parent>

1
atomix/pom.xml
View File

@ -4,6 +4,7 @@
<groupId>com.atomix.io</groupId>
<artifactId>atomix</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>atomix</name>
<parent>
<groupId>com.baeldung</groupId>

1
axon/pom.xml
View File

@ -3,6 +3,7 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>axon</artifactId>
<name>axon</name>
<parent>
<artifactId>parent-modules</artifactId>

3
cas/cas-server/pom.xml
View File

@ -3,8 +3,9 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd ">
<modelVersion>4.0.0</modelVersion>
<artifactId>cas-server</artifactId>
<packaging>war</packaging>
<version>1.0</version>
<name>cas-server</name>
<packaging>war</packaging>
<parent>
<artifactId>parent-boot-1</artifactId>

38
cdi-portable-extension/flyway-cdi/pom.xml
View File

@ -1,38 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>flyway-cdi</artifactId>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>cdi-portable-extension</artifactId>
<version>1.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>javax.enterprise</groupId>
<artifactId>cdi-api</artifactId>
<version>2.0.SP1</version>
</dependency>
<dependency>
<groupId>org.flywaydb</groupId>
<artifactId>flyway-core</artifactId>
<version>5.1.4</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-jdbc</artifactId>
<version>8.5.33</version>
</dependency>
<dependency>
<groupId>javax.annotation</groupId>
<artifactId>javax.annotation-api</artifactId>
<version>1.3.2</version>
</dependency>
</dependencies>
</project>

74
cdi-portable-extension/flyway-cdi/src/main/java/com/baeldung/cdi/extension/FlywayExtension.java
View File

@ -1,74 +0,0 @@
package com.baeldung.cdi.extension;
import org.apache.tomcat.jdbc.pool.DataSource;
import org.flywaydb.core.Flyway;
import javax.annotation.sql.DataSourceDefinition;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.event.Observes;
import javax.enterprise.inject.Any;
import javax.enterprise.inject.Default;
import javax.enterprise.inject.literal.InjectLiteral;
import javax.enterprise.inject.spi.*;
import javax.enterprise.util.AnnotationLiteral;
/**
* Flyway is now under CDI container like:
*
* @ApplicationScoped
* @FlywayType public class Flyway{
* @Inject setDataSource(DataSource dataSource){
* //...
* }
* }
*/
public class FlywayExtension implements Extension {
DataSourceDefinition dataSourceDefinition = null;
public void registerFlywayType(@Observes BeforeBeanDiscovery bbdEvent) {
bbdEvent.addAnnotatedType(Flyway.class, Flyway.class.getName());
}
public void detectDataSourceDefinition(@Observes @WithAnnotations(DataSourceDefinition.class) ProcessAnnotatedType<?> patEvent) {
AnnotatedType at = patEvent.getAnnotatedType();
dataSourceDefinition = at.getAnnotation(DataSourceDefinition.class);
}
public void processAnnotatedType(@Observes ProcessAnnotatedType<Flyway> patEvent) {
patEvent.configureAnnotatedType()
//Add Scope
.add(ApplicationScoped.Literal.INSTANCE)
//Add Qualifier
.add(new AnnotationLiteral<FlywayType>() {
})
//Decorate setDataSource(DataSource dataSource){} with @Inject
.filterMethods(annotatedMethod -> {
return annotatedMethod.getParameters().size() == 1 &&
annotatedMethod.getParameters().get(0).getBaseType().equals(javax.sql.DataSource.class);
})
.findFirst().get().add(InjectLiteral.INSTANCE);
}
void afterBeanDiscovery(@Observes AfterBeanDiscovery abdEvent, BeanManager bm) {
abdEvent.addBean()
.types(javax.sql.DataSource.class, DataSource.class)
.qualifiers(new AnnotationLiteral<Default>() {}, new AnnotationLiteral<Any>() {})
.scope(ApplicationScoped.class)
.name(DataSource.class.getName())
.beanClass(DataSource.class)
.createWith(creationalContext -> {
DataSource instance = new DataSource();
instance.setUrl(dataSourceDefinition.url());
instance.setDriverClassName(dataSourceDefinition.className());
return instance;
});
}
void runFlywayMigration(@Observes AfterDeploymentValidation adv, BeanManager manager) {
Flyway flyway = manager.createInstance().select(Flyway.class, new AnnotationLiteral<FlywayType>() {}).get();
flyway.migrate();
}
}

14
cdi-portable-extension/flyway-cdi/src/main/java/com/baeldung/cdi/extension/FlywayType.java
View File

@ -1,14 +0,0 @@
package com.baeldung.cdi.extension;
import javax.inject.Qualifier;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import static java.lang.annotation.ElementType.*;
@Retention(RetentionPolicy.RUNTIME)
@Target({FIELD, METHOD, PARAMETER, TYPE})
@Qualifier
public @interface FlywayType {
}

6
cdi-portable-extension/flyway-cdi/src/main/resources/META-INF/beans.xml
View File

@ -1,6 +0,0 @@
<beans version="2.0" xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
http://xmlns.jcp.org/xml/ns/javaee/beans_2_0.xsd"
bean-discovery-mode="annotated">
</beans>

2
cdi-portable-extension/flyway-cdi/src/main/resources/META-INF/services/javax.enterprise.inject.spi.Extension
View File

@ -1,2 +0,0 @@
com.baeldung.cdi.extension.FlywayExtension

52
cdi-portable-extension/main-app/pom.xml
View File

@ -1,52 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>main-app</artifactId>
<packaging>jar</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>cdi-portable-extension</artifactId>
<version>1.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>javax.enterprise</groupId>
<artifactId>cdi-api</artifactId>
<version>2.0.SP1</version>
</dependency>
<dependency>
<groupId>org.jboss.weld.se</groupId>
<artifactId>weld-se-core</artifactId>
<version>3.0.5.Final</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>com.baeldung</groupId>
<artifactId>flyway-cdi</artifactId>
<version>1.0-SNAPSHOT</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>1.4.197</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>javax.annotation</groupId>
<artifactId>javax.annotation-api</artifactId>
<version>1.3.2</version>
</dependency>
</dependencies>
</project>

16
cdi-portable-extension/main-app/src/main/java/com/baeldung/cdi/extension/MainApp.java
View File

@ -1,16 +0,0 @@
package com.baeldung.cdi.extension;
import javax.annotation.sql.DataSourceDefinition;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.inject.se.SeContainer;
import javax.enterprise.inject.se.SeContainerInitializer;
@ApplicationScoped
@DataSourceDefinition(name = "ds", className = "org.h2.Driver", url = "jdbc:h2:mem:testdb")
public class MainApp {
public static void main(String[] args) {
SeContainerInitializer initializer = SeContainerInitializer.newInstance();
try (SeContainer container = initializer.initialize()) {
}
}
}

6
cdi-portable-extension/main-app/src/main/resources/META-INF/beans.xml
View File

@ -1,6 +0,0 @@
<beans version="2.0" xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
http://xmlns.jcp.org/xml/ns/javaee/beans_2_0.xsd"
bean-discovery-mode="annotated">
</beans>

4
cdi-portable-extension/main-app/src/main/resources/db/migration/V1__Create_person_table.sql
View File

@ -1,4 +0,0 @@
create table PERSON (
ID int not null,
NAME varchar(100) not null
);

3
cdi-portable-extension/main-app/src/main/resources/db/migration/V2__Add_people.sql
View File

@ -1,3 +0,0 @@
insert into PERSON (ID, NAME) values (1, 'Axel');
insert into PERSON (ID, NAME) values (2, 'Mr. Foo');
insert into PERSON (ID, NAME) values (3, 'Ms. Bar');

30
cdi-portable-extension/pom.xml
View File

@ -1,30 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>cdi-portable-extension</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>pom</packaging>
<properties>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
</properties>
<modules>
<module>main-app</module>
<module>flyway-cdi</module>
</modules>
<dependencies>
<dependency>
<groupId>javax.enterprise</groupId>
<artifactId>cdi-api</artifactId>
<version>2.0.SP1</version>
</dependency>
</dependencies>
</project>

2
cdi/README.md
View File

@ -1,3 +1,5 @@
### Relevant Articles:
- [CDI Interceptor vs Spring AspectJ](http://www.baeldung.com/cdi-interceptor-vs-spring-aspectj)
- [An Introduction to CDI (Contexts and Dependency Injection) in Java](http://www.baeldung.com/java-ee-cdi)
- [Introduction to the Event Notification Model in CDI 2.0](https://www.baeldung.com/cdi-event-notification)

25
cdi/pom.xml
View File

@ -2,9 +2,9 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>cdi</artifactId>
<version>1.0-SNAPSHOT</version>
<name>cdi</name>
<parent>
<groupId>com.baeldung</groupId>
@ -14,6 +14,16 @@
</parent>
<dependencies>
<dependency>
<groupId>javax.enterprise</groupId>
<artifactId>cdi-api</artifactId>
<version>${cdi-api.version}</version>
</dependency>
<dependency>
<groupId>org.jboss.weld.se</groupId>
<artifactId>weld-se-core</artifactId>
<version>${weld-se-core.version}</version>
</dependency>
<dependency>
<groupId>org.hamcrest</groupId>
<artifactId>hamcrest-core</artifactId>
@ -42,11 +52,6 @@
<artifactId>aspectjweaver</artifactId>
<version>${aspectjweaver.version}</version>
</dependency>
<dependency>
<groupId>org.jboss.weld.se</groupId>
<artifactId>weld-se-core</artifactId>
<version>${weld-se-core.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
@ -54,13 +59,13 @@
<scope>test</scope>
</dependency>
</dependencies>
<properties>
<aspectjweaver.version>1.8.9</aspectjweaver.version>
<weld-se-core.version>2.4.1.Final</weld-se-core.version>
<cdi-api.version>2.0.SP1</cdi-api.version>
<weld-se-core.version>3.0.5.Final</weld-se-core.version>
<aspectjweaver.version>1.9.2</aspectjweaver.version>
<hamcrest-core.version>1.3</hamcrest-core.version>
<assertj-core.version>3.10.0</assertj-core.version>
<junit.version>4.12</junit.version>
<spring.version>5.1.2.RELEASE</spring.version>
</properties>
</project>

15
cdi/src/main/java/com/baeldung/cdi2observers/application/BootstrappingApplication.java Normal file
View File

@ -0,0 +1,15 @@
package com.baeldung.cdi.cdi2observers.application;
import com.baeldung.cdi.cdi2observers.events.ExampleEvent;
import javax.enterprise.inject.se.SeContainer;
import javax.enterprise.inject.se.SeContainerInitializer;
public class BootstrappingApplication {
public static void main(String... args) {
SeContainerInitializer containerInitializer = SeContainerInitializer.newInstance();
try (SeContainer container = containerInitializer.initialize()) {
container.getBeanManager().fireEvent(new ExampleEvent("Welcome to Baeldung!"));
}
}
}

14
cdi/src/main/java/com/baeldung/cdi2observers/events/ExampleEvent.java Normal file
View File

@ -0,0 +1,14 @@
package com.baeldung.cdi.cdi2observers.events;
public class ExampleEvent {
private final String eventMessage;
public ExampleEvent(String eventMessage) {
this.eventMessage = eventMessage;
}
public String getEventMessage() {
return eventMessage;
}
}

14
cdi/src/main/java/com/baeldung/cdi2observers/events/ExampleEventSource.java Normal file
View File

@ -0,0 +1,14 @@
package com.baeldung.cdi.cdi2observers.events;
import javax.enterprise.event.Event;
import javax.inject.Inject;
public class ExampleEventSource {
@Inject
Event<ExampleEvent> exampleEvent;
public void fireEvent() {
exampleEvent.fireAsync(new ExampleEvent("Welcome to Baeldung!"));
}
}

12
cdi/src/main/java/com/baeldung/cdi2observers/observers/AnotherExampleEventObserver.java Normal file
View File

@ -0,0 +1,12 @@
package com.baeldung.cdi.cdi2observers.observers;
import com.baeldung.cdi.cdi2observers.events.ExampleEvent;
import javax.annotation.Priority;
import javax.enterprise.event.Observes;
public class AnotherExampleEventObserver {
public String onEvent(@Observes @Priority(2) ExampleEvent event) {
return event.getEventMessage();
}
}

13
cdi/src/main/java/com/baeldung/cdi2observers/observers/ExampleEventObserver.java Normal file
View File

@ -0,0 +1,13 @@
package com.baeldung.cdi.cdi2observers.observers;
import com.baeldung.cdi.cdi2observers.events.ExampleEvent;
import com.baeldung.cdi.cdi2observers.services.TextService;
import javax.annotation.Priority;
import javax.enterprise.event.Observes;
public class ExampleEventObserver {
public String onEvent(@Observes @Priority(1) ExampleEvent event, TextService textService) {
return textService.parseText(event.getEventMessage());
}
}

8
cdi/src/main/java/com/baeldung/cdi2observers/services/TextService.java Normal file
View File

@ -0,0 +1,8 @@
package com.baeldung.cdi.cdi2observers.services;
public class TextService {
public String parseText(String text) {
return text.toUpperCase();
}
}

14
cdi/src/test/java/com/baeldung/test/cdi2observers/tests/TextServiceUnitTest.java Normal file
View File

@ -0,0 +1,14 @@
package com.baeldung.cdi.cdi2observers.tests;
import com.baeldung.cdi.cdi2observers.services.TextService;
import static org.assertj.core.api.Assertions.assertThat;
import org.junit.Test;
public class TextServiceUnitTest {
@Test
public void givenTextServiceInstance_whenCalledparseText_thenCorrect() {
TextService textService = new TextService();
assertThat(textService.parseText("Baeldung")).isEqualTo("BAELDUNG");
}
}

1
core-groovy/pom.xml
View File

@ -4,6 +4,7 @@
<modelVersion>4.0.0</modelVersion>
<artifactId>core-groovy</artifactId>
<version>1.0-SNAPSHOT</version>
<name>core-groovy</name>
<packaging>jar</packaging>
<parent>

1
core-java-10/README.md
View File

@ -4,3 +4,4 @@
- [Java 10 LocalVariable Type-Inference](http://www.baeldung.com/java-10-local-variable-type-inference)
- [Guide to Java 10](http://www.baeldung.com/java-10-overview)
- [Copy a List to Another List in Java](http://www.baeldung.com/java-copy-list-to-another)
- [Deep Dive Into the New Java JIT Compiler – Graal](https://www.baeldung.com/graal-java-jit-compiler)

12
core-java-11/src/main/java/com/baeldung/add Executable file
View File

@ -0,0 +1,12 @@
#!/usr/local/bin/java --source 11
import java.util.Arrays;
public class Addition
{
public static void main(String[] args) {
System.out.println(Arrays.stream(args)
.mapToInt(Integer::parseInt)
.sum());
}
}

1
core-java-8/README.md
View File

@ -33,3 +33,4 @@
- [An Overview of Regular Expressions Performance in Java](https://www.baeldung.com/java-regex-performance)
- [Java Primitives versus Objects](https://www.baeldung.com/java-primitives-vs-objects)
- [How to Use if/else Logic in Java 8 Streams](https://www.baeldung.com/java-8-streams-if-else-logic)
- [How to Replace Many if Statements in Java](https://www.baeldung.com/java-replace-if-statements)

Some files were not shown because too many files have changed in this diff Show More