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Bipinkumar27Bipinkumar27
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Java 48587 Review module names - Week 30 - 2025 (#18783)
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-142
lines changed

29 files changed

+144
-142
lines changed

image-compressing/pom.xml renamed to image-compression/pom.xml

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@@ -3,7 +3,7 @@
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<artifactId>image-compressing</artifactId>
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<artifactId>image-compression</artifactId>
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<parent>
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<artifactId>parent-modules</artifactId>

image-compressing/src/main/java/com/baeldung/image/compression/ImageCompressor.java renamed to image-compression/src/main/java/com/baeldung/image/compression/ImageCompressor.java

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image-compressing/src/main/java/com/baeldung/image/compression/ThumbnailsCompressor.java renamed to image-compression/src/main/java/com/baeldung/image/compression/ThumbnailsCompressor.java

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image-compressing/src/test/java/com/baeldung/image/compression/ImageCompressorUnitTest.java renamed to image-compression/src/test/java/com/baeldung/image/compression/ImageCompressorUnitTest.java

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image-compressing/src/test/java/com/baeldung/image/compression/ThumbnailsCompressorUnitTest.java renamed to image-compression/src/test/java/com/baeldung/image/compression/ThumbnailsCompressorUnitTest.java

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image-compressing/src/test/resources/input.jpg renamed to image-compression/src/test/resources/input.jpg

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jetbrains/pom.xml renamed to jetbrains-annotations/pom.xml

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@@ -3,10 +3,10 @@
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<artifactId>jetbrains</artifactId>
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<artifactId>jetbrains-annotations</artifactId>
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<version>1.0-SNAPSHOT</version>
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<packaging>jar</packaging>
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<name>jetbrains</name>
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<name>jetbrains-annotations</name>
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<parent>
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<groupId>com.baeldung</groupId>

jetbrains/src/main/java/com/baeldung/annotations/Demo.java renamed to jetbrains-annotations/src/main/java/com/baeldung/annotations/Demo.java

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Original file line numberDiff line numberDiff line change
@@ -1,112 +1,112 @@
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package com.baeldung.annotations;
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import java.util.List;
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import org.apache.commons.lang3.StringUtils;
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import org.jetbrains.annotations.Contract;
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public class Demo {
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@Contract("_ -> new")
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Person fromName(String name) {
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return new Person().withName(name);
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}
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@Contract(" -> fail")
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void alwaysFail() {
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throw new RuntimeException();
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}
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@Contract(" -> fail")
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void doNothingWithWrongContract() {
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}
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@Contract("_, null -> null; null, _ -> param2; _, !null -> !null")
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String concatenateOnlyIfSecondArgumentIsNotNull(String head, String tail) {
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if (tail == null) {
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return null;
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}
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if (head == null) {
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return tail;
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}
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return head + tail;
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}
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void uselessNullCheck() {
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String head = "1234";
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String tail = "5678";
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String concatenation = concatenateOnlyIfSecondArgumentIsNotNull(head, tail);
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if (concatenation != null) {
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System.out.println(concatenation);
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}
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}
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void uselessNullCheckOnInferredAnnotation() {
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if (StringUtils.isEmpty(null)) {
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System.out.println("baeldung");
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}
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}
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@Contract(pure = true)
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String replace(String string, char oldChar, char newChar) {
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return string.replace(oldChar, newChar);
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}
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@Contract(value = "true -> false; false -> true", pure = true)
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boolean not(boolean input) {
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return !input;
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}
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@Contract("true -> new")
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void contractExpectsWrongParameterType(List<Integer> integers) {
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}
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@Contract("_, _ -> new")
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void contractExpectsMoreParametersThanMethodHas(String s) {
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}
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@Contract("_ -> _; null -> !null")
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String secondContractClauseNotReachable(String s) {
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return "";
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}
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@Contract("_ -> true")
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void contractExpectsWrongReturnType(String s) {
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}
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// NB: the following examples demonstrate how to use the mutates attribute of the annotation
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// This attribute is currently experimental and could be changed or removed in the future
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@Contract(mutates = "param")
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void incrementArrayFirstElement(Integer[] integers) {
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if (integers.length > 0) {
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integers[0] = integers[0] + 1;
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}
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}
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@Contract(pure = true, mutates = "param")
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void impossibleToMutateParamInPureFunction(List<String> strings) {
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if (strings != null) {
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strings.forEach(System.out::println);
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}
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}
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@Contract(mutates = "param3")
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void impossibleToMutateThirdParamWhenMethodHasOnlyTwoParams(int a, int b) {
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}
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@Contract(mutates = "param")
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void impossibleToMutableImmutableType(String s) {
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}
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@Contract(mutates = "this")
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static void impossibleToMutateThisInStaticMethod() {
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}
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}
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package com.baeldung.annotations;
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import java.util.List;
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import org.apache.commons.lang3.StringUtils;
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import org.jetbrains.annotations.Contract;
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public class Demo {
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@Contract("_ -> new")
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Person fromName(String name) {
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return new Person().withName(name);
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}
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@Contract(" -> fail")
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void alwaysFail() {
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throw new RuntimeException();
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}
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@Contract(" -> fail")
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void doNothingWithWrongContract() {
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}
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@Contract("_, null -> null; null, _ -> param2; _, !null -> !null")
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String concatenateOnlyIfSecondArgumentIsNotNull(String head, String tail) {
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if (tail == null) {
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return null;
29+
}
30+
if (head == null) {
31+
return tail;
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}
33+
return head + tail;
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}
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void uselessNullCheck() {
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String head = "1234";
38+
String tail = "5678";
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String concatenation = concatenateOnlyIfSecondArgumentIsNotNull(head, tail);
40+
if (concatenation != null) {
41+
System.out.println(concatenation);
42+
}
43+
}
44+
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void uselessNullCheckOnInferredAnnotation() {
46+
if (StringUtils.isEmpty(null)) {
47+
System.out.println("baeldung");
48+
}
49+
}
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51+
@Contract(pure = true)
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String replace(String string, char oldChar, char newChar) {
53+
return string.replace(oldChar, newChar);
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}
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@Contract(value = "true -> false; false -> true", pure = true)
57+
boolean not(boolean input) {
58+
return !input;
59+
}
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61+
@Contract("true -> new")
62+
void contractExpectsWrongParameterType(List<Integer> integers) {
63+
64+
}
65+
66+
@Contract("_, _ -> new")
67+
void contractExpectsMoreParametersThanMethodHas(String s) {
68+
69+
}
70+
71+
@Contract("_ -> _; null -> !null")
72+
String secondContractClauseNotReachable(String s) {
73+
return "";
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}
75+
76+
@Contract("_ -> true")
77+
void contractExpectsWrongReturnType(String s) {
78+
79+
}
80+
81+
// NB: the following examples demonstrate how to use the mutates attribute of the annotation
82+
// This attribute is currently experimental and could be changed or removed in the future
83+
@Contract(mutates = "param")
84+
void incrementArrayFirstElement(Integer[] integers) {
85+
if (integers.length > 0) {
86+
integers[0] = integers[0] + 1;
87+
}
88+
}
89+
90+
@Contract(pure = true, mutates = "param")
91+
void impossibleToMutateParamInPureFunction(List<String> strings) {
92+
if (strings != null) {
93+
strings.forEach(System.out::println);
94+
}
95+
}
96+
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@Contract(mutates = "param3")
98+
void impossibleToMutateThirdParamWhenMethodHasOnlyTwoParams(int a, int b) {
99+
100+
}
101+
102+
@Contract(mutates = "param")
103+
void impossibleToMutableImmutableType(String s) {
104+
105+
}
106+
107+
@Contract(mutates = "this")
108+
static void impossibleToMutateThisInStaticMethod() {
109+
110+
}
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}

jetbrains/src/main/java/com/baeldung/annotations/Person.java renamed to jetbrains-annotations/src/main/java/com/baeldung/annotations/Person.java

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@@ -1,15 +1,15 @@
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package com.baeldung.annotations;
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import org.jetbrains.annotations.Contract;
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public class Person {
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String name;
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@Contract("_ -> this")
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Person withName(String name) {
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this.name = name;
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return this;
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}
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}
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package com.baeldung.annotations;
2+
3+
import org.jetbrains.annotations.Contract;
4+
5+
public class Person {
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7+
String name;
8+
9+
@Contract("_ -> this")
10+
Person withName(String name) {
11+
this.name = name;
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return this;
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}
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}

‎maven-modules/maven-plugin-management/submodule-1/pom.xml‎

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<artifactId>plugin-management</artifactId>
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<groupId>com.baeldung</groupId>
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<version>1.0.0-SNAPSHOT</version>
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<relativePath>../pom.xml</relativePath>
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</parent>
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<build>

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