Add Log4j 1 to Log4j 2 configuration file conversion #202
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| @@ -0,0 +1,104 @@ | ||
| /* | ||
| * Copyright 2024 the original author or authors. | ||
| * <p> | ||
| * Licensed under the Moderne Source Available License (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * <p> | ||
| * https://docs.moderne.io/licensing/moderne-source-available-license | ||
| * <p> | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
| package org.openrewrite.java.logging; | ||
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| import lombok.AllArgsConstructor; | ||
| import org.apache.logging.converter.config.ConfigurationConverter; | ||
| import org.jspecify.annotations.Nullable; | ||
| import org.openrewrite.*; | ||
| import org.openrewrite.NlsRewrite.Description; | ||
| import org.openrewrite.NlsRewrite.DisplayName; | ||
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| import org.openrewrite.text.PlainText; | ||
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| import java.io.ByteArrayInputStream; | ||
| import java.io.ByteArrayOutputStream; | ||
| import java.nio.charset.StandardCharsets; | ||
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| /** | ||
| * Converts a logging configuration file from one format to another. | ||
| */ | ||
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| @AllArgsConstructor | ||
| public class ConvertConfiguration extends Recipe { | ||
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| @Option(displayName = "Pattern for the files to convert", | ||
| description = "If set, only the files that match this pattern will be converted.", | ||
| required = false) | ||
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| @Nullable | ||
| String filePattern; | ||
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| @Option(displayName = "Input format", description = "The id of the input logging configuration format. See [Log4j documentation](https://logging.staged.apache.org/log4j/transform/log4j-converter-config.html#formats) for a list of supported formats.", example = "v1:properties") | ||
| String inputFormat; | ||
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| @Option(displayName = "Output format", description = "The id of the output logging configuration format. See [Log4j documentation](https://logging.staged.apache.org/log4j/transform/log4j-converter-config.html#formats) for a list of supported formats.", example = "v2:xml") | ||
| String outputFormat; | ||
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| private static final ConfigurationConverter converter = ConfigurationConverter.getInstance(); | ||
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| @Override | ||
| public @DisplayName String getDisplayName() { | ||
| return "Convert logging configuration"; | ||
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| } | ||
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| @Override | ||
| public @Description String getDescription() { | ||
| return "Converts the configuration of a logging backend from one format to another. For example it can convert a Log4j 1 properties configuration file into a Log4j Core 2 XML configuration file."; | ||
| } | ||
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| @Override | ||
| public int maxCycles() { | ||
| return 1; | ||
| } | ||
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| @Override | ||
| public TreeVisitor<?, ExecutionContext> getVisitor() { | ||
| return | ||
| Preconditions.check(new FindSourceFiles(filePattern), | ||
| new TreeVisitor<Tree, ExecutionContext>() { | ||
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| @Override | ||
| public boolean isAcceptable(SourceFile sourceFile, ExecutionContext executionContext) { | ||
| return super.isAcceptable(sourceFile, executionContext); | ||
| } | ||
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| @Override | ||
| public @Nullable Tree visit(@Nullable Tree tree, ExecutionContext executionContext) { | ||
| if (tree instanceof SourceFile) { | ||
| SourceFile sourceFile = (SourceFile) tree; | ||
| ByteArrayInputStream inputStream = new ByteArrayInputStream(sourceFile.printAllAsBytes()); | ||
| ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); | ||
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| converter.convert(inputStream, inputFormat, outputStream, outputFormat); | ||
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| String utf8 = new String(outputStream.toByteArray(), StandardCharsets.UTF_8); | ||
| if (tree instanceof PlainText) { | ||
| return ((PlainText) tree).withText(utf8).withCharset(StandardCharsets.UTF_8); | ||
| } | ||
| return PlainText.builder() | ||
| .id(sourceFile.getId()) | ||
| .charsetBomMarked(sourceFile.isCharsetBomMarked()) | ||
| .charsetName(StandardCharsets.UTF_8.name()) | ||
| .checksum(sourceFile.getChecksum()) | ||
| .fileAttributes(sourceFile.getFileAttributes()) | ||
| .markers(sourceFile.getMarkers()) | ||
| .sourcePath(sourceFile.getSourcePath()) | ||
| .text(utf8) | ||
| .build(); | ||
| } | ||
| return super.visit(tree, executionContext); | ||
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| } | ||
| }); | ||
| } | ||
| } | ||
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@@ -17,8 +17,8 @@ | |
| --- | ||
| type: specs.openrewrite.org/v1beta/recipe | ||
| name: org.openrewrite.java.logging.log4j.ParameterizedLogging | ||
| displayName: Parameterize Log4j API 2 logging statements | ||
| description: Use Log4j API 2 parameterized logging, which can significantly boost performance for messages that | ||
| otherwise would be assembled with String concatenation. Particularly impactful when the log level is not enabled, as | ||
| no work is done to assemble the message. | ||
| tags: | ||
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@@ -57,8 +57,22 @@ recipeList: | |
| --- | ||
| type: specs.openrewrite.org/v1beta/recipe | ||
| name: org.openrewrite.java.logging.log4j.Log4j1ToLog4j2 | ||
| displayName: Migrate Log4j 1 to Log4j API/Log4j Core 2 | ||
| description: Transforms code written using Log4j 1 to use Log4j API 2 | ||
| and switches the logging backend from Log4j 1 to Log4j Core 2. | ||
| tags: | ||
| - logging | ||
| - log4j | ||
| recipeList: | ||
| - org.openrewrite.java.logging.log4j.Log4j1ToLog4jApi | ||
| - org.openrewrite.java.logging.log4j.Log4j1ToLog4jCore2 | ||
| --- | ||
| type: specs.openrewrite.org/v1beta/recipe | ||
| name: org.openrewrite.java.logging.log4j.Log4j1ToLog4jApi | ||
| displayName: Migrate Log4j 1 to Log4j API 2 | ||
| description: "Transforms code written using Log4j 1 to use Log4j API 2. | ||
| Should be used together with a recipe that switches the logging implementation to a more modern one: | ||
| e.g. JBoss LogManager, Log4j Core 2 or Logback." | ||
| tags: | ||
| - logging | ||
| - log4j | ||
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@@ -71,7 +85,6 @@ recipeList: | |
| - org.openrewrite.java.ChangeMethodTargetToStatic: | ||
| methodPattern: org.apache.log4j.Logger getRootLogger() | ||
| fullyQualifiedTargetTypeName: org.apache.logging.log4j.LogManager | ||
| - org.openrewrite.java.logging.log4j.LoggerSetLevelToConfiguratorRecipe | ||
| - org.openrewrite.java.ChangeMethodName: | ||
| methodPattern: org.apache.log4j.Priority isGreaterOrEqual(org.apache.log4j.Priority) | ||
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@@ -80,7 +93,6 @@ recipeList: | |
| - org.openrewrite.java.ChangeType: | ||
| oldFullyQualifiedTypeName: org.apache.log4j.Priority | ||
| newFullyQualifiedTypeName: org.apache.logging.log4j.Level | ||
| - org.openrewrite.java.ChangeMethodTargetToStatic: | ||
| methodPattern: org.apache.log4j.Category getInstance(Class) | ||
| fullyQualifiedTargetTypeName: org.apache.logging.log4j.LogManager | ||
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@@ -93,7 +105,6 @@ recipeList: | |
| - org.openrewrite.java.ChangeType: | ||
| oldFullyQualifiedTypeName: org.apache.log4j.Category | ||
| newFullyQualifiedTypeName: org.apache.logging.log4j.Logger | ||
| - org.openrewrite.java.ChangePackage: | ||
| oldPackageName: org.apache.log4j | ||
| newPackageName: org.apache.logging.log4j | ||
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@@ -103,27 +114,41 @@ recipeList: | |
| artifactId: log4j-api | ||
| version: 2.x | ||
| onlyIfUsing: org.apache.log4j.* | ||
| --- | ||
| type: specs.openrewrite.org/v1beta/recipe | ||
| name: org.openrewrite.java.logging.log4j.Log4j1ToLog4jCore2 | ||
| displayName: Migrate Log4j 1 to Log4j Core 2 | ||
| description: Replaces Log4j 1 as logging implementation with Log4j Core 2. | ||
| This recipe does not replace code occurrences of Log4j 1 and should be only used if Log4j 1 is not used | ||
| directly as logging API. | ||
| recipeList: | ||
| # Guarantees alignment between Log4j API and Log4j Core version, regardless of the Maven conflict resolution | ||
| # algorithm used. | ||
| - org.openrewrite.maven.AddManagedDependency: | ||
| groupId: org.apache.logging.log4j | ||
| artifactId: log4j-bom | ||
| version: 2.x | ||
| type: pom | ||
| scope: import | ||
| - org.openrewrite.java.dependencies.AddDependency: | ||
| groupId: org.apache.logging.log4j | ||
| artifactId: log4j-core | ||
| version: 2.x | ||
| scope: runtime | ||
| # Removes Log4j 1 and replacements | ||
| - org.openrewrite.java.dependencies.RemoveDependency: | ||
| groupId: log4j | ||
| artifactId: log4j | ||
| - org.openrewrite.java.dependencies.RemoveDependency: | ||
| groupId: org.apache.logging.log4j | ||
| artifactId: log4j-1.2-api | ||
| - org.openrewrite.java.dependencies.RemoveDependency: | ||
| groupId: org.slf4j | ||
| artifactId: log4j-over-slf4j | ||
| - org.openrewrite.java.dependencies.RemoveDependency: | ||
| groupId: ch.qos.reload4j | ||
| artifactId: reload4j | ||
| # Switch the target of SLF4J-to-X bridges | ||
| - org.openrewrite.java.dependencies.ChangeDependency: | ||
| oldGroupId: org.slf4j | ||
| oldArtifactId: slf4j-log4j12 | ||
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@@ -136,8 +161,47 @@ recipeList: | |
| newGroupId: org.apache.logging.log4j | ||
| newArtifactId: log4j-slf4j-impl | ||
| newVersion: 2.x | ||
| # | ||
| - org.openrewrite.java.dependencies.UpgradeDependencyVersion: | ||
| groupId: commons-logging | ||
| artifactId: commons-logging | ||
| newVersion: latest.release | ||
| - org.openrewrite.java.logging.log4j.UpgradeLog4J2DependencyVersion | ||
| - org.openrewrite.java.logging.log4j.Log4j1ConfigurationToLog4jCore2 | ||
| --- | ||
| type: specs.openrewrite.org/v1beta/recipe | ||
| name: org.openrewrite.java.logging.log4j.Log4j1ConfigurationToLog4jCore2 | ||
| displayName: Migrate Log4j 1 configuration to Log4j Core 2 format | ||
| description: Migrates Log4j 1 configuration files to the Log4j Core 2 XML format. | ||
| recipeList: | ||
| - org.openrewrite.java.logging.log4j.V1PropertiesToV2Xml | ||
| - org.openrewrite.java.logging.log4j.V1XmlToV2Xml | ||
| --- | ||
| type: specs.openrewrite.org/v1beta/recipe | ||
| name: org.openrewrite.java.logging.log4j.V1PropertiesToV2Xml | ||
| displayName: Migrate `log4j.properties` files to `log4j2.xml` format | ||
| description: Migrates `log4j.properties` files to the `log4j2.xml` format. | ||
| recipeList: | ||
| - org.openrewrite.java.logging.ConvertConfiguration: | ||
| filePattern: "**/log4j.properties" | ||
| inputFormat: "v1:properties" | ||
| outputFormat: "v2:xml" | ||
| - org.openrewrite.RenameFile: | ||
| fileMatcher: "**/log4j.properties" | ||
| fileName: "log4j2.xml" | ||
| --- | ||
| type: specs.openrewrite.org/v1beta/recipe | ||
| name: org.openrewrite.java.logging.log4j.V1XmlToV2Xml | ||
| displayName: Migrate `log4j.xml` files to `log4j2.xml` format | ||
| description: Migrates `log4j.xml` files to the `log4j2.xml` format. | ||
| recipeList: | ||
| - org.openrewrite.java.logging.ConvertConfiguration: | ||
| filePattern: "**/log4j.xml" | ||
| inputFormat: "v1:xml" | ||
| outputFormat: "v2:xml" | ||
| - org.openrewrite.RenameFile: | ||
| fileMatcher: "**/log4j.xml" | ||
| fileName: "log4j2.xml" | ||
| --- | ||
| type: specs.openrewrite.org/v1beta/recipe | ||
| name: org.openrewrite.java.logging.log4j.UpgradeLog4J2DependencyVersion | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -17,8 +17,10 @@ | |
| --- | ||
| type: specs.openrewrite.org/v1beta/recipe | ||
| name: org.openrewrite.java.logging.logback.Log4jToLogback | ||
| displayName: Migrate Log4j API/Log4j Core 2 to SLF4J/Logback | ||
| description: | | ||
| Migrates usage of Apache Log4j API with Log4j Core 2 implementation to SLF4J with Logback implementation. | ||
| Note, this currently does not modify the Log4j Core 2 configuration files. | ||
| tags: | ||
| - logging | ||
| - log4j | ||
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Indeed likely best to merge this once released; thanks for creating the recipe before then!