methodparampad.md

Method parameter padding

org.openrewrite.java.format.MethodParamPad

Fixes whitespace padding between the identifier of a method definition or method invocation and the left parenthesis of the parameter list. For example, when configured to remove spacing, someMethodInvocation (x); becomes someMethodInvocation(x).

Source

GitHub, Issue Tracker, Maven Central

• groupId: org.openrewrite
• artifactId: rewrite-java
• version: 8.1.3

Example

{% tabs %} {% tab title="E.java" %}

Before

{% code title="E.java" %}

enum E {
    E1()
}

class B {
}

class A extends B {
    A() {
        super();
    }

    static void method(int x, int y) {
        A a = new A();
        method(0, 1);
    }
}

{% endcode %}

After

{% code title="E.java" %}

enum E {
    E1 ()
}

class B {
}

class A extends B {
    A () {
        super ();
    }

    static void method (int x, int y) {
        A a = new A ();
        method (0, 1);
    }
}

{% endcode %}

{% endtab %} {% tab title="Diff" %} {% code %}

--- E.java
+++ E.java
@@ -2,1 +2,1 @@
enum E {
-   E1()
+   E1 ()
}
@@ -9,2 +9,2 @@

class A extends B {
-   A() {
-       super();
+   A () {
+       super ();
    }
@@ -13,3 +13,3 @@
    }

-   static void method(int x, int y) {
-       A a = new A();
-       method(0, 1);
+   static void method (int x, int y) {
+       A a = new A ();
+       method (0, 1);
    }

{% endcode %} {% endtab %} {% endtabs %}

Usage

This recipe has no required configuration parameters and comes from a rewrite core library. It can be activated directly without adding any dependencies. {% tabs %} {% tab title="Gradle" %} {% code title="build.gradle" %}

plugins {
    id("org.openrewrite.rewrite") version("6.1.4")
}

rewrite {
    activeRecipe("org.openrewrite.java.format.MethodParamPad")
}

repositories {
    mavenCentral()
}

{% endcode %} {% endtab %} {% tab title="Maven POM" %} {% code title="pom.xml" %}

<project>
  <build>
    <plugins>
      <plugin>
        <groupId>org.openrewrite.maven</groupId>
        <artifactId>rewrite-maven-plugin</artifactId>
        <version>5.2.4</version>
        <configuration>
          <activeRecipes>
            <recipe>org.openrewrite.java.format.MethodParamPad</recipe>
          </activeRecipes>
        </configuration>
      </plugin>
    </plugins>
  </build>
</project>

{% endcode %} {% endtab %}

{% tab title="Maven Command Line" %} You will need to have Maven installed on your machine before you can run the following command. {% code title="shell" %}

mvn -U org.openrewrite.maven:rewrite-maven-plugin:run \
  -Drewrite.activeRecipes=org.openrewrite.java.format.MethodParamPad

{% endcode %} {% endtab %} {% endtabs %}

Contributors

• Jonathan Leitschuh
• Jonathan Schnéider
• Knut Wannheden

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