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Morille, Amelie (ITDV XF) - AF
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fix(GCI82): update GCI82 rule to handle Lombok generated setters
1 parent 7c576c4 commit 964426e

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6 files changed

+164
-11
lines changed

6 files changed

+164
-11
lines changed

‎CHANGELOG.md‎

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Original file line numberDiff line numberDiff line change
@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
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- upgrade libraries versions
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- correction of technical problem with Integration tests (because of Maven format in technical answer to "sonar-orchestrator-junit5" library)
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- upgrade JDK from 11 to 17
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- fix GCI82 rule to handle Lombok generated setters (#107)
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### Deleted
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‎src/it/java/org/greencodeinitiative/creedengo/java/integration/tests/GCIRulesIT.java‎

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@@ -440,8 +440,8 @@ void testGCI82() {
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String filePath = "src/main/java/org/greencodeinitiative/creedengo/java/checks/MakeNonReassignedVariablesConstants.java";
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String ruleId = "creedengo-java:GCI82";
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String ruleMsg = "The variable is never reassigned and can be 'final'";
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int[] startLines = new int[]{7, 12, 13, 45};
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int[] endLines = new int[]{7, 12, 13, 45};
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int[] startLines = new int[]{13, 18, 19, 51, 82, 91};
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int[] endLines = new int[]{13, 18, 19, 51, 83, 92};
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checkIssuesForFile(filePath, ruleId, ruleMsg, startLines, endLines);
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}

‎src/it/test-projects/creedengo-java-plugin-test-project/pom.xml‎

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Original file line numberDiff line numberDiff line change
@@ -32,6 +32,31 @@
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<artifactId>spring-beans</artifactId>
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<version>5.3.25</version>
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</dependency>
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<dependency>
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<groupId>org.projectlombok</groupId>
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<artifactId>lombok</artifactId>
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<version>1.18.38</version>
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</dependency>
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</dependencies>
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</project>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.14.0</version>
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<configuration>
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<source>17</source>
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<target>17</target>
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<annotationProcessorPaths>
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<path>
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<groupId>org.projectlombok</groupId>
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<artifactId>lombok</artifactId>
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<version>1.18.38</version>
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</path>
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</annotationProcessorPaths>
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</configuration>
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</plugin>
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</plugins>
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</build>
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</project>

‎src/it/test-projects/creedengo-java-plugin-test-project/src/main/java/org/greencodeinitiative/creedengo/java/checks/MakeNonReassignedVariablesConstants.java‎

Lines changed: 25 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,9 +1,15 @@
11
import java.util.logging.Logger;
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import lombok.Setter;
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import lombok.Data;
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import lombok.AccessLevel;
25

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public class MakeNonReassignedVariablesConstants {
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private final Logger logger = Logger.getLogger(""); // Compliant
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@Setter
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private String myLombokManagedString = "initialValue"; // Compliant
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private Object myNonFinalAndNotReassignedObject = new Object(); // Noncompliant {{The variable is never reassigned and can be 'final'}}
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private Object myNonFinalAndReassignedObject = new Object(); // Compliant
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private final Object myFinalAndNotReassignedObject = new Object(); // Compliant
@@ -66,4 +72,22 @@ void classVariableReassignedBis() {
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logger.info(myFinalAndNotReassignedObject.toString());
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}
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}
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}
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@Setter
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class myExtraClassWithLombokSetter {
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private String myExtraClassString = "initialValue"; // Compliant
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private final String myExtraClassFinalString = "initialValue"; // Compliant
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@Setter(AccessLevel.NONE) // Noncompliant {{The variable is never reassigned and can be 'final'}}
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private String myExtraClassSetterNoneString = "initialValue";
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}
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@Data
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class myExtraClassWithLombokData {
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private String myExtraClassString = "initialValue"; // Compliant
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private final String myExtraClassFinalString = "initialValue"; // Compliant
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@Setter(AccessLevel.NONE) // Noncompliant {{The variable is never reassigned and can be 'final'}}
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private String myExtraClassSetterNoneString = "initialValue";
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}

‎src/main/java/org/greencodeinitiative/creedengo/java/checks/MakeNonReassignedVariablesConstants.java‎

Lines changed: 85 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -17,20 +17,28 @@ public class MakeNonReassignedVariablesConstants extends IssuableSubscriptionVis
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private static final Logger LOGGER = Loggers.get(MakeNonReassignedVariablesConstants.class);
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private final String LOMBOK_SETTER = "Setter";
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private final String LOMBOK_DATA = "Data";
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private boolean hasParsedImports = false;
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private boolean hasLombokSetterImport = false;
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private boolean hasLombokDataImport = false;
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@Override
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public List<Kind> nodesToVisit() {
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return List.of(Kind.VARIABLE);
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}
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@Override
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public void visitNode(@Nonnull Tree tree) {
27-
VariableTree variableTree = (VariableTree) tree;
28-
LOGGER.debug("Variable > " + getVariableNameForLogger(variableTree));
29-
LOGGER.debug(" => isNotFinalAndNotStatic(variableTree) = " + isNotFinalAndNotStatic(variableTree));
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LOGGER.debug(" => usages = " + variableTree.symbol().usages().size());
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LOGGER.debug(" => isNotReassigned = " + isNotReassigned(variableTree));
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33-
if (isNotFinalAndNotStatic(variableTree) && isNotReassigned(variableTree)) {
36+
VariableTree variableTree = (VariableTree) tree;
37+
LOGGER.info("Variable > " + getVariableNameForLogger(variableTree));
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LOGGER.info(" => isNotFinalAndNotStatic(variableTree) = " + isNotFinalAndNotStatic(variableTree));
39+
LOGGER.info(" => usages = " + variableTree.symbol().usages().size());
40+
LOGGER.info(" => isNotReassigned = " + isNotReassigned(variableTree));
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if (hasNoLombokSetter(variableTree) && isNotFinalAndNotStatic(variableTree) && isNotReassigned(variableTree)) {
3442
reportIssue(tree, MESSAGE_RULE);
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} else {
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super.visitNode(tree);
@@ -103,6 +111,77 @@ public static boolean hasModifier(ModifiersTree modifiersTree, Modifier expected
103111
return false;
104112
}
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114+
private boolean hasNoLombokSetter(VariableTree variableTree) {
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// Check if the variable is annotated with @Setter
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for (AnnotationTree annotation : variableTree.modifiers().annotations()) {
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if (annotation.annotationType().toString().equals(LOMBOK_SETTER)) {
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if (hasLombokImport(variableTree, LOMBOK_SETTER)) {
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// Ignore if the annotation has AccessLevel.NONE
122+
if (!annotation.arguments().isEmpty()) {
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for (ExpressionTree argument : annotation.arguments()) {
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if (argument.is(Kind.MEMBER_SELECT)) {
125+
MemberSelectExpressionTree memberSelectExpressionTree = (MemberSelectExpressionTree) argument;
126+
if (memberSelectExpressionTree.expression().toString().equals("AccessLevel")
127+
&& memberSelectExpressionTree.identifier().name().equals("NONE")) {
128+
return true;
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}
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}
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}
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}
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return false;
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}
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}
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}
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// Check if the variable is in a class with @Setter or with @Data
138+
if( variableTree.parent() != null && !variableTree.parent().is(Kind.CLASS)){
139+
return true;
140+
}
141+
if (variableTree.parent() != null && variableTree.parent().is(Kind.CLASS)) {
142+
ClassTree classTree = (ClassTree) variableTree.parent();
143+
for (AnnotationTree annotation : classTree.modifiers().annotations()) {
144+
if (annotation.annotationType().toString().equals(LOMBOK_SETTER) && hasLombokImport(variableTree, LOMBOK_SETTER)) {
145+
return false;
146+
}
147+
if (annotation.annotationType().toString().equals(LOMBOK_DATA) && hasLombokImport(variableTree, LOMBOK_DATA)) {
148+
return false;
149+
}
150+
}
151+
}
152+
153+
return true;
154+
}
155+
156+
private boolean hasLombokImport(VariableTree variableTree, String lombokImport) {
157+
if (!hasParsedImports) {
158+
Tree currentTree = variableTree;
159+
while (currentTree.parent() != null && !currentTree.parent().is(Kind.COMPILATION_UNIT)) {
160+
currentTree = currentTree.parent();
161+
}
162+
if (currentTree != null) {
163+
CompilationUnitTree rootNode = (CompilationUnitTree) currentTree.parent();
164+
for (var importClauseTree : rootNode.imports()) {
165+
ImportTree importTree = (ImportTree) importClauseTree;
166+
MemberSelectExpressionTree identifier = (MemberSelectExpressionTree) importTree.qualifiedIdentifier();
167+
168+
if ("lombok".equals(identifier.expression().toString())) {
169+
if ("*".equals(identifier.identifier().name())) {
170+
hasLombokSetterImport = true;
171+
hasLombokDataImport = true;
172+
} else if (LOMBOK_SETTER.equals(identifier.identifier().name())) {
173+
hasLombokSetterImport = true;
174+
} else if (LOMBOK_DATA.equals(identifier.identifier().name())) {
175+
hasLombokDataImport = true;
176+
}
177+
}
178+
}
179+
}
180+
hasParsedImports = true;
181+
}
182+
return LOMBOK_SETTER.equals(lombokImport) ? hasLombokSetterImport : hasLombokDataImport;
183+
}
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private String getVariableNameForLogger(VariableTree variableTree) {
107186
String name = variableTree.simpleName().name();
108187

‎src/test/files/MakeNonReassignedVariablesConstants.java‎

Lines changed: 25 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,9 +1,15 @@
11
import java.util.logging.Logger;
2+
import lombok.Setter;
3+
import lombok.Data;
4+
import lombok.AccessLevel;
25

36
public class MakeNonReassignedVariablesConstants {
47

58
private final Logger logger = Logger.getLogger(""); // Compliant
69

10+
@Setter
11+
private String myLombokManagedString = "initialValue"; // Compliant
12+
713
private Object myNonFinalAndNotReassignedObject = new Object(); // Noncompliant {{The variable is never reassigned and can be 'final'}}
814
private Object myNonFinalAndReassignedObject = new Object(); // Compliant
915
private final Object myFinalAndNotReassignedObject = new Object(); // Compliant
@@ -66,4 +72,22 @@ void classVariableReassignedBis() {
6672
logger.info(myFinalAndNotReassignedObject.toString());
6773
}
6874

69-
}
75+
}
76+
77+
@Setter
78+
class myExtraClassWithLombokSetter {
79+
private String myExtraClassString = "initialValue"; // Compliant
80+
private final String myExtraClassFinalString = "initialValue"; // Compliant
81+
82+
@Setter(AccessLevel.NONE) // Noncompliant {{The variable is never reassigned and can be 'final'}}
83+
private String myExtraClassSetterNoneString = "initialValue";
84+
}
85+
86+
@Data
87+
class myExtraClassWithLombokData {
88+
private String myExtraClassString = "initialValue"; // Compliant
89+
private final String myExtraClassFinalString = "initialValue"; // Compliant
90+
91+
@Setter(AccessLevel.NONE) // Noncompliant {{The variable is never reassigned and can be 'final'}}
92+
private String myExtraClassSetterNoneString = "initialValue";
93+
}

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