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Modernize base bean code #393

Merged
merged 1 commit into from
Oct 29, 2024
Merged

Modernize base bean code #393

merged 1 commit into from
Oct 29, 2024

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jodastephen
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@jodastephen jodastephen commented Oct 29, 2024

  • This change only consists of Java modernization

Summary by CodeRabbit

  • Documentation

    • Clarified Javadoc comments in the Bean and MetaBean interfaces to enhance understanding of property creation.
    • Updated comments in JodaBeanUtils and BeanData for better clarity.
  • Code Improvements

    • Simplified variable declarations using the var keyword across multiple classes, enhancing code readability.
    • Improved type handling with pattern matching in the LightBeanBuilder and ReflectiveMetaBean classes.
  • Bug Fixes

    • Corrected minor typographical errors in comments and method names.

These enhancements focus on improving code clarity and maintainability without altering existing functionalities.

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coderabbitai bot commented Oct 29, 2024

📝 Walkthrough
📝 Walkthrough

Walkthrough

The pull request introduces various modifications across multiple Java files in the Joda Beans library. Changes primarily focus on enhancing documentation clarity, correcting typographical errors, and modernising code by replacing explicit type declarations with the var keyword for local variable type inference. Additionally, some method names have been corrected, and pattern matching has been implemented for instance checks. Overall, these updates do not alter method functionality or signatures but aim to improve code readability and maintainability.

Changes

File Path Change Summary
src/main/java/org/joda/beans/Bean.java Updated Javadoc comment for property(String propertyName) to clarify relationship with DynamicBean.
src/main/java/org/joda/beans/JodaBeanUtils.java Enhanced comment in equal method to clarify handling of arrays in objects.
src/main/java/org/joda/beans/MetaBean.java Updated comment in metaProperty method to clarify relationship with DynamicMetaBean.
src/main/java/org/joda/beans/gen/BeanData.java Corrected comment in isSkipCloneGeneration() method from "to be skiped" to "to be skipped".
src/main/java/org/joda/beans/gen/BeanParser.java Renamed method from parseConstrucorScope(int defLine) to parseConstructorScope(int defLine).
src/main/java/org/joda/beans/impl/BasicPropertyMap.java Simplified type check in containsKey method using instanceof, updated entrySet iterator to use var.
src/main/java/org/joda/beans/impl/BufferingBeanBuilder.java Replaced explicit type declarations with var in build() method.
src/main/java/org/joda/beans/impl/direct/DirectMetaBean.java Changed variable declaration for mp in metaProperty method to use var.
src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java Updated local variable declarations to use var, corrected "imutable" to "immutable" in documentation.
src/main/java/org/joda/beans/impl/direct/MinimalMetaBean.java Replaced explicit types with var in multiple locations, updated equality check in equals method.
src/main/java/org/joda/beans/impl/flexi/FlexiBean.java Changed temporary variable declarations to use var in several methods.
src/main/java/org/joda/beans/impl/light/LightBeanBuilder.java Updated casting in index method to use pattern matching.
src/main/java/org/joda/beans/impl/light/LightMetaBean.java Replaced explicit type declarations with var for local variables in multiple locations.
src/main/java/org/joda/beans/impl/light/LightMetaProperty.java Renamed local variables in static methods for clarity.
src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java Updated local variable declarations to use var, modified equals method for wildcard type.
src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaProperty.java Changed local variable declarations to use var in several locations.
src/main/java/org/joda/beans/test/BeanAssert.java Simplified type checks in buildMessage method using pattern matching, corrected error message for map comparison.

📜 Recent review details

Configuration used: .coderabbit.yaml
Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between 85c1c42 and 3052023.

📒 Files selected for processing (17)
  • src/main/java/org/joda/beans/Bean.java (1 hunks)
  • src/main/java/org/joda/beans/JodaBeanUtils.java (1 hunks)
  • src/main/java/org/joda/beans/MetaBean.java (1 hunks)
  • src/main/java/org/joda/beans/gen/BeanData.java (1 hunks)
  • src/main/java/org/joda/beans/gen/BeanParser.java (2 hunks)
  • src/main/java/org/joda/beans/impl/BasicPropertyMap.java (1 hunks)
  • src/main/java/org/joda/beans/impl/BufferingBeanBuilder.java (1 hunks)
  • src/main/java/org/joda/beans/impl/direct/DirectMetaBean.java (1 hunks)
  • src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java (8 hunks)
  • src/main/java/org/joda/beans/impl/direct/MinimalMetaBean.java (5 hunks)
  • src/main/java/org/joda/beans/impl/flexi/FlexiBean.java (5 hunks)
  • src/main/java/org/joda/beans/impl/light/LightBeanBuilder.java (1 hunks)
  • src/main/java/org/joda/beans/impl/light/LightMetaBean.java (13 hunks)
  • src/main/java/org/joda/beans/impl/light/LightMetaProperty.java (1 hunks)
  • src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java (2 hunks)
  • src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaProperty.java (2 hunks)
  • src/main/java/org/joda/beans/test/BeanAssert.java (2 hunks)
🚧 Files skipped from review as they are similar to previous changes (16)
  • src/main/java/org/joda/beans/Bean.java
  • src/main/java/org/joda/beans/JodaBeanUtils.java
  • src/main/java/org/joda/beans/MetaBean.java
  • src/main/java/org/joda/beans/gen/BeanData.java
  • src/main/java/org/joda/beans/gen/BeanParser.java
  • src/main/java/org/joda/beans/impl/BasicPropertyMap.java
  • src/main/java/org/joda/beans/impl/BufferingBeanBuilder.java
  • src/main/java/org/joda/beans/impl/direct/DirectMetaBean.java
  • src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java
  • src/main/java/org/joda/beans/impl/direct/MinimalMetaBean.java
  • src/main/java/org/joda/beans/impl/flexi/FlexiBean.java
  • src/main/java/org/joda/beans/impl/light/LightBeanBuilder.java
  • src/main/java/org/joda/beans/impl/light/LightMetaBean.java
  • src/main/java/org/joda/beans/impl/light/LightMetaProperty.java
  • src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaProperty.java
  • src/main/java/org/joda/beans/test/BeanAssert.java
🧰 Additional context used
📓 Path-based instructions (1)
src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
🪛 ast-grep
src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java

[warning] 77-77: Detected a cookie where the Secure flag is either missing or disabled. The Secure cookie flag instructs the browser to forbid sending the cookie over an insecure HTTP request. Set the Secure flag to true so the cookie will only be sent over HTTPS.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-614]: Sensitive Cookie in HTTPS Session Without 'Secure' Attribute [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration


[warning] 77-77: Detected a cookie where the HttpOnly flag is either missing or disabled. The HttpOnly cookie flag instructs the browser to forbid client-side JavaScript to read the cookie. If JavaScript interaction is required, you can ignore this finding. However, set the HttpOnly flag to true` in all other cases.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-1004]: Sensitive Cookie Without 'HttpOnly' Flag [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration

🔇 Additional comments (4)
src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java (4)

76-76: LGTM! Appropriate use of type inference

The use of var here improves readability whilst maintaining type safety, as the type is clearly inferrable from the right-hand side initialisation.


117-118: LGTM! Modern pattern matching implementation

The updated equals method:

  • Properly uses pattern matching with instanceof
  • Correctly handles null checks (as per Java 21 pattern matching behaviour)
  • Maintains proper generic type safety with the wildcard parameter
  • Follows the coding standard for multi-line expressions with operators at the end of lines

Line range hint 1-143: No breaking changes to public API

After analysing the changes:

  • No modifications to public method signatures
  • No changes to method behaviour
  • No additions or removals of public methods
  • Implementation changes maintain backwards compatibility
🧰 Tools
🪛 ast-grep

[warning] 77-77: Detected a cookie where the Secure flag is either missing or disabled. The Secure cookie flag instructs the browser to forbid sending the cookie over an insecure HTTP request. Set the Secure flag to true so the cookie will only be sent over HTTPS.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-614]: Sensitive Cookie in HTTPS Session Without 'Secure' Attribute [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration


[warning] 77-77: Detected a cookie where the HttpOnly flag is either missing or disabled. The HttpOnly cookie flag instructs the browser to forbid client-side JavaScript to read the cookie. If JavaScript interaction is required, you can ignore this finding. However, set the HttpOnly flag to true` in all other cases.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-1004]: Sensitive Cookie Without 'HttpOnly' Flag [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration


77-79: LGTM! Verify performance impact

The use of var in the for-each loop is appropriate. However, given the project's emphasis on performance, let's verify that this implementation remains efficient.

✅ Verification successful

No performance concerns with the loop implementation

The implementation is consistent with the codebase's patterns. The ReflectiveMetaProperty constructor is lightweight, performing simple string operations for getter names, and the iteration occurs only once during bean initialisation. The use of var with the for-each loop has no performance impact as it's just type inference at compile time.

  • The property map is created once and made unmodifiable via Collections.unmodifiableMap
  • The loop implementation is straightforward without any complex operations
  • The constructor of ReflectiveMetaProperty shows minimal overhead
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for similar loops in the codebase to compare performance approaches
rg -U "for.*propertyNames.*\{[\s\S]*?ReflectiveMetaProperty.*?\}" --type java

Length of output: 79


Script:

#!/bin/bash
# Let's search for all usages of ReflectiveMetaProperty to understand the context better
rg "ReflectiveMetaProperty" --type java -B 2 -A 2

# Also search for similar property name iterations in the codebase
rg "propertyNames.*for" --type java -B 2 -A 2

# Check if there are any performance-related tests or benchmarks
fd ".*[Bb]enchmark.*" -e java

Length of output: 1934

🧰 Tools
🪛 ast-grep

[warning] 77-77: Detected a cookie where the Secure flag is either missing or disabled. The Secure cookie flag instructs the browser to forbid sending the cookie over an insecure HTTP request. Set the Secure flag to true so the cookie will only be sent over HTTPS.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-614]: Sensitive Cookie in HTTPS Session Without 'Secure' Attribute [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration


[warning] 77-77: Detected a cookie where the HttpOnly flag is either missing or disabled. The HttpOnly cookie flag instructs the browser to forbid client-side JavaScript to read the cookie. If JavaScript interaction is required, you can ignore this finding. However, set the HttpOnly flag to true` in all other cases.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-1004]: Sensitive Cookie Without 'HttpOnly' Flag [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration


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Actionable comments posted: 5

🧹 Outside diff range and nitpick comments (6)
src/main/java/org/joda/beans/impl/light/LightBeanBuilder.java (1)

73-74: LGTM! Consider adding a comment about null safety.

The pattern matching implementation is correct and aligns with Java 21 standards. Since this is a mature project, it might be worth adding a comment to explicitly document that the pattern matching safely handles null inputs, returning false.

Add this comment above the if statement:

+    // Pattern matching safely handles null, returning false
     if (metaProperty instanceof LightMetaProperty<?> mp) {
src/main/java/org/joda/beans/impl/BasicPropertyMap.java (1)

Line range hint 82-82: Consider implementing contains() method

The TODO comment suggests overriding contains(). This could potentially improve performance for membership testing operations.

Would you like me to help implement an optimised contains() method for this set implementation?

src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java (1)

117-118: Good use of pattern matching, minor formatting suggestion.

The pattern matching implementation is correct and safely handles null checks. However, per the coding guidelines, multi-line expressions should have operators at the end of the line.

Consider this minor formatting adjustment:

-        return obj instanceof ReflectiveMetaBean<?> other &&
-                this.beanType.equals(other.beanType);
+        return obj instanceof ReflectiveMetaBean<?> other && 
+                this.beanType.equals(other.beanType);
src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaProperty.java (1)

110-112: Consider using diamond operator with explicit type

Whilst the var usage is appropriate, consider making the ArrayList initialisation more explicit:

-var potential = new ArrayList<Method>();
+var potential = new ArrayList<Method>(methods.length);

This change provides an initial capacity hint that could improve performance by avoiding resizing operations.

src/main/java/org/joda/beans/impl/light/LightMetaBean.java (2)

102-107: Consider using traditional for loop for better performance

Whilst the code is correct and readable with var, the project guidelines prefer traditional for loops over streams for performance reasons. However, as this is initialisation code, the performance impact is negligible.

Consider this alternative implementation:

-        var fields = Stream.of(beanType.getDeclaredFields())
-                .filter(f -> !Modifier.isStatic(f.getModifiers()) && f.getAnnotation(PropertyDefinition.class) != null)
-                .toArray(Field[]::new);
-        var fieldNames = new ArrayList<String>();
-        for (var field : fields) {
+        var fieldNames = new ArrayList<String>();
+        for (Field field : beanType.getDeclaredFields()) {
+            if (!Modifier.isStatic(field.getModifiers()) && field.getAnnotation(PropertyDefinition.class) != null) {
+                fieldNames.add(field.getName());
+            }
-            fieldNames.add(field.getName());
         }

354-356: Consider enhancing documentation about collection handling

The code correctly handles primitive type defaults, but the comment about collection/map handling could be more prominent in the public API documentation.

Add this to the class-level JavaDoc:

 * <p>
 * Note: Default values for collections and maps must be explicitly provided
 * as they cannot be automatically initialised.
📜 Review details

Configuration used: .coderabbit.yaml
Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between c9d34d3 and 85c1c42.

📒 Files selected for processing (17)
  • src/main/java/org/joda/beans/Bean.java (1 hunks)
  • src/main/java/org/joda/beans/JodaBeanUtils.java (1 hunks)
  • src/main/java/org/joda/beans/MetaBean.java (1 hunks)
  • src/main/java/org/joda/beans/gen/BeanData.java (1 hunks)
  • src/main/java/org/joda/beans/gen/BeanParser.java (2 hunks)
  • src/main/java/org/joda/beans/impl/BasicPropertyMap.java (1 hunks)
  • src/main/java/org/joda/beans/impl/BufferingBeanBuilder.java (1 hunks)
  • src/main/java/org/joda/beans/impl/direct/DirectMetaBean.java (1 hunks)
  • src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java (8 hunks)
  • src/main/java/org/joda/beans/impl/direct/MinimalMetaBean.java (5 hunks)
  • src/main/java/org/joda/beans/impl/flexi/FlexiBean.java (5 hunks)
  • src/main/java/org/joda/beans/impl/light/LightBeanBuilder.java (1 hunks)
  • src/main/java/org/joda/beans/impl/light/LightMetaBean.java (13 hunks)
  • src/main/java/org/joda/beans/impl/light/LightMetaProperty.java (1 hunks)
  • src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java (2 hunks)
  • src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaProperty.java (2 hunks)
  • src/main/java/org/joda/beans/test/BeanAssert.java (2 hunks)
✅ Files skipped from review due to trivial changes (7)
  • src/main/java/org/joda/beans/Bean.java
  • src/main/java/org/joda/beans/JodaBeanUtils.java
  • src/main/java/org/joda/beans/MetaBean.java
  • src/main/java/org/joda/beans/gen/BeanData.java
  • src/main/java/org/joda/beans/gen/BeanParser.java
  • src/main/java/org/joda/beans/impl/BufferingBeanBuilder.java
  • src/main/java/org/joda/beans/impl/light/LightMetaProperty.java
🧰 Additional context used
📓 Path-based instructions (10)
src/main/java/org/joda/beans/impl/BasicPropertyMap.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
src/main/java/org/joda/beans/impl/direct/DirectMetaBean.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
src/main/java/org/joda/beans/impl/direct/MinimalMetaBean.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
src/main/java/org/joda/beans/impl/flexi/FlexiBean.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
src/main/java/org/joda/beans/impl/light/LightBeanBuilder.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
src/main/java/org/joda/beans/impl/light/LightMetaBean.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaProperty.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
src/main/java/org/joda/beans/test/BeanAssert.java (2)

Pattern **/*.java: - Review code using Java 21 standards, taking into account the rules defined by src/main/checkstyle/checkstyle.xml.

  • Validate that code indentation uses spaces, not tabs, with an indent of multiple of 4.
  • Validate that immutable local variables are not annotated with final unless the variable is required for use in an inner class.
  • Allow use of var keyword when value is a cast null.
  • Use a coding standard where multi-line expressions have operators and tenary separators at the end of line.
  • Propose changes that only use the Java 21 API, not the API of Guava.
  • The pattern matching instanceof expression safely handles null, returning false.

Pattern **/main/java/**/*.java: - This project uses System.out.println instead of logging

  • This project is mature and must provide a stable backwards-compatible public Java API.
  • This project tends to prefer for loops to streams for performance reasons.
  • Always provide a list of up to 25 changes to the public Java API that will affect end users.
    The public Java API is defined as public and protected methods on public classes, plus the file module-info.java.
    Provide the list by deeply analysing code flow, which incudes analysing code flow through private methods and calls to Guava and Java 21.
    Take into account the source code of Java 21 and Guava.
    Changes to be reported on include:
    • New or removed methods in the public Java API
    • Changes to method return types or parameter types in the public Java API
    • Changes to method behaviour in the public Java API that might affect consumers
🪛 ast-grep
src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java

[warning] 77-77: Detected a cookie where the HttpOnly flag is either missing or disabled. The HttpOnly cookie flag instructs the browser to forbid client-side JavaScript to read the cookie. If JavaScript interaction is required, you can ignore this finding. However, set the HttpOnly flag to true` in all other cases.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-1004]: Sensitive Cookie Without 'HttpOnly' Flag [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration


[warning] 77-77: Detected a cookie where the Secure flag is either missing or disabled. The Secure cookie flag instructs the browser to forbid sending the cookie over an insecure HTTP request. Set the Secure flag to true so the cookie will only be sent over HTTPS.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-614]: Sensitive Cookie in HTTPS Session Without 'Secure' Attribute [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration

🔇 Additional comments (29)
src/main/java/org/joda/beans/impl/BasicPropertyMap.java (2)

69-69: Excellent use of pattern matching!

The change to pattern matching with instanceof String str is a proper modernisation that aligns well with Java 21 standards. This implementation is more concise whilst maintaining null safety.


Line range hint 89-89: Appropriate use of var keyword

The use of var for the iterator declaration aligns with the coding guidelines and improves readability whilst maintaining type safety.

src/main/java/org/joda/beans/impl/direct/DirectMetaBean.java (1)

45-45: Appropriate use of type inference

The replacement of the explicit type declaration with var aligns with Java's modern coding practices whilst maintaining the same type safety and readability. The inferred type MetaProperty<?> is clear from the context.

src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaBean.java (2)

76-77: Excellent use of type inference!

The replacement of explicit type declarations with var improves code readability whilst maintaining type safety. The types are clearly inferrable from the right-hand side expressions.

🧰 Tools
🪛 ast-grep

[warning] 77-77: Detected a cookie where the HttpOnly flag is either missing or disabled. The HttpOnly cookie flag instructs the browser to forbid client-side JavaScript to read the cookie. If JavaScript interaction is required, you can ignore this finding. However, set the HttpOnly flag to true` in all other cases.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-1004]: Sensitive Cookie Without 'HttpOnly' Flag [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration


[warning] 77-77: Detected a cookie where the Secure flag is either missing or disabled. The Secure cookie flag instructs the browser to forbid sending the cookie over an insecure HTTP request. Set the Secure flag to true so the cookie will only be sent over HTTPS.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-614]: Sensitive Cookie in HTTPS Session Without 'Secure' Attribute [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration


Line range hint 1-143: Verified API stability.

I've analysed the changes deeply and can confirm there are no modifications to the public API. All changes are implementation details that maintain complete backwards compatibility:

  • No changes to public/protected method signatures
  • No changes to method behaviour
  • No new or removed methods
🧰 Tools
🪛 ast-grep

[warning] 77-77: Detected a cookie where the HttpOnly flag is either missing or disabled. The HttpOnly cookie flag instructs the browser to forbid client-side JavaScript to read the cookie. If JavaScript interaction is required, you can ignore this finding. However, set the HttpOnly flag to true` in all other cases.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-1004]: Sensitive Cookie Without 'HttpOnly' Flag [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration


[warning] 77-77: Detected a cookie where the Secure flag is either missing or disabled. The Secure cookie flag instructs the browser to forbid sending the cookie over an insecure HTTP request. Set the Secure flag to true so the cookie will only be sent over HTTPS.
Context: (name, new ReflectiveMetaProperty<>(this, beanType, name))
Note: [CWE-614]: Sensitive Cookie in HTTPS Session Without 'Secure' Attribute [OWASP A05:2021]: Security Misconfiguration [REFERENCES]
- https://owasp.org/Top10/A05_2021-Security_Misconfiguration

src/main/java/org/joda/beans/impl/reflection/ReflectiveMetaProperty.java (4)

67-70: LGTM: Appropriate use of var for clear type inference

The replacement of explicit String types with var improves readability whilst maintaining clear type inference through the right-hand expressions.


78-78: LGTM: Consistent var usage for setter name

The var declaration maintains consistency with the getter name pattern whilst preserving clear type inference.


Line range hint 112-124: LGTM: Appropriate var usage in loops

The use of var in the for-each loops maintains readability whilst preserving clear type inference from the iteration context.


Line range hint 1-224: Verify no impact on public API or runtime behaviour

Whilst the changes appear to be purely syntactic modernisation, let's verify there are no unintended consequences:

src/main/java/org/joda/beans/impl/direct/MinimalMetaBean.java (4)

146-148: LGTM: Appropriate use of type inference

The use of var here improves code conciseness whilst maintaining readability, as the types are clearly inferrable from the context.


212-212: LGTM: Clear type inference

The use of var with the HashMap constructor provides clear type inference whilst reducing verbosity.


236-236: LGTM: Appropriate use of type inference

The use of var here maintains code clarity whilst reducing verbosity.


251-252: LGTM: Enhanced type safety with pattern matching

The use of pattern matching with a wildcard type parameter improves type safety whilst making the code more concise. The pattern matching expression safely handles null values by returning false.

src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java (6)

67-67: LGTM: Appropriate use of type inference

The use of var here improves readability whilst maintaining type safety, as the type is clearly inferable from the findField method call.


83-83: LGTM: Consistent application of type inference

The consistent replacement of explicit Field type with var across all factory methods improves code readability whilst maintaining the same functionality.

Also applies to: 99-99, 115-115, 147-147


168-168: LGTM: Appropriate string variable type inference

The use of var for the method name construction is clear and maintains readability, as the type is obvious from the string operations.


274-275: LGTM: Type inference with cast operation

The use of var with the cast operation is appropriate and follows project guidelines. The type is clearly evident from the cast to DirectMetaBean.


280-281: LGTM: Consistent type inference usage

The use of var here mirrors the pattern in the get method, maintaining consistency in the codebase.


Line range hint 1-282: Verify: No impact on public API

The changes in this file are purely internal implementation details involving type inference. There are no modifications to:

  • Method signatures
  • Return types
  • Parameter types
  • Method behaviour

The changes maintain complete backwards compatibility with existing consumers.

✅ Verification successful

No changes to public API signatures confirmed

The verification shows that all public method signatures in DirectMetaProperty.java remain unchanged:

  • The class declaration maintains its original form
  • All six factory methods (ofReadWrite, ofReadOnly, ofWriteOnly, ofReadOnlyBuildable, ofDerived, ofImmutable) retain their original signatures
  • Parameter types and return types are preserved

The changes are indeed purely internal implementation details with no impact on the public API.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Verify no changes to public API signatures
rg -U "public .+ DirectMetaProperty" | sort > current_api.txt
git checkout HEAD^ && rg -U "public .+ DirectMetaProperty" | sort > previous_api.txt
diff current_api.txt previous_api.txt

Length of output: 2143


Script:

#!/bin/bash
# Let's verify the actual changes in the DirectMetaProperty.java file
git diff HEAD^ HEAD -- src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java

# Also check if there are any changes to method signatures or return types
git diff HEAD^ HEAD -- src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java | grep -E '^\+.*public'

Length of output: 263


Script:

#!/bin/bash
# Let's try a different approach to verify the changes
# First, get the current content
cat src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java > current.txt

# Then get the git history to find the previous commit
git log -n 2 --pretty=format:"%H" src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java

# And list all public method signatures
grep -A 1 "public.*DirectMetaProperty" src/main/java/org/joda/beans/impl/direct/DirectMetaProperty.java

Length of output: 1372

src/main/java/org/joda/beans/test/BeanAssert.java (3)

Line range hint 219-228: Excellent use of pattern matching for instanceof!

The modernisation to use pattern matching for the List comparison improves code readability whilst maintaining identical functionality. This change aligns well with Java 21 standards.


Line range hint 229-241: Approved: Pattern matching enhancement and improved error message!

Two positive changes here:

  1. Modernised to use pattern matching for the Map comparison
  2. Corrected the error message to use proper Java API capitalisation ("keySet" instead of "keyset")

Line range hint 1-1: Public API Impact Assessment

No changes to the public Java API were identified. The modifications are internal implementation improvements that:

  • Do not alter any method signatures
  • Do not change any method behaviours
  • Do not add or remove any public/protected methods
src/main/java/org/joda/beans/impl/flexi/FlexiBean.java (2)

161-162: LGTM: Appropriate use of var keyword

The type inference is clear from the context, making the code more concise whilst maintaining readability.


Line range hint 304-313: LGTM: Appropriate use of var in for loop

The type inference is clear from the context of map.keySet(), making the code more concise whilst maintaining readability.

src/main/java/org/joda/beans/impl/light/LightMetaBean.java (5)

164-166: LGTM: Property map initialisation maintains order

The code correctly uses LinkedHashMap to preserve property order, and the type inference with var maintains readability.


272-274: LGTM: Robust setter method discovery

The code correctly handles method overloading and properly finds the most specific setter method.


313-313: LGTM: Comprehensive constructor matching

The code correctly handles constructor matching with proper type compatibility checks and provides clear error messages.

Also applies to: 325-325, 328-331


343-344: LGTM: Clear error messaging

The error message construction is clear and provides helpful information for debugging constructor matching issues.


299-300: Verify constructor handle accessibility

The code correctly creates method handles for constructors. However, it's worth verifying the accessibility of constructors across different security contexts.

✅ Verification successful

Constructor handle creation is properly secured

The code correctly handles constructor accessibility with appropriate security checks:

  • Constructor lookup is performed through MethodHandles.lookup() which enforces access control
  • Fallback mechanism exists for constructor resolution with proper type compatibility checks
  • Security exceptions are properly caught and wrapped with clear error messages
  • Both direct and reflective access paths are properly secured
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for potential constructor accessibility issues
# Look for classes that extend Bean and have non-public constructors

ast-grep --pattern 'class $_ implements Bean {
  $$$
  private $_($$$) {
    $$$
  }
  $$$
}'

Length of output: 95


Script:

#!/bin/bash
# Let's try a more comprehensive search for constructor patterns
# 1. Search for Bean implementations
rg "implements\s+Bean" -l

# 2. Search for constructor patterns in the codebase
ast-grep --pattern 'constructor($$$) {
  $$$
}'

# 3. Look for method handle related code
rg "findConstructor|MethodHandle" -A 2

# 4. Check for security-related annotations or modifiers near constructors
rg "@(Private|Protected|Public|SecurityCheck|AccessControl)" -B 2 -A 2

Length of output: 16457


Script:

#!/bin/bash
# Let's check for constructor patterns in Java files
rg "class.*implements\s+Bean" -A 10 src/test/java/org/joda/beans/sample/LightMutable.java src/test/java/org/joda/beans/sample/LightImmutable.java

# Check the actual implementation of findConstructor in LightMetaBean
rg "findConstructor.*\{" -A 15 src/main/java/org/joda/beans/impl/light/LightMetaBean.java

# Look for security-related exception handling
rg "SecurityException|IllegalAccessException" -A 2 src/main/java/org/joda/beans/impl/light/LightMetaBean.java

Length of output: 2668

@jodastephen jodastephen merged commit eb34611 into main Oct 29, 2024
5 checks passed
@jodastephen jodastephen deleted the modernize4 branch October 29, 2024 15:46
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