Modernize

Modernize your code to best use the project's current JDK version. Take advantage of newly available APIs and reduce the dependency of your code on third party dependencies where there is equivalent functionality in the Java standard library.

Categories

• Cobertura
• Guava
• JaCoCo
• Jakarta
• Javaee7
• Javaee8
• Joda
• Lombok
• Maven
• Metrics
• Nio
• Search
• java.io APIs
• java.lang APIs
• java.net APIs
• java.sql APIs
• java.util APIs
• java.util.concurrent APIs
• java.util.logging APIs
• javax APIs

Composite Recipes

Recipes that include further recipes, often including the individual recipes below.

• Add lombok-mapstruct-binding when both MapStruct and Lombok are used
• Add missing isWrapperFor and unwrap methods.
• Adds missing JDBC interface methods.
• Adopt javax.security.auth.Subject.current() and javax.security.auth.Subject.callAs() methods`
• Adopt setLongThreadID in java.util.logging.LogRecord
• Avoid using the deprecated empty finalize() method in java.desktop
• Change java.lang.reflect.Modifier and java.lang.invoke.ConstantBootstraps method calls to static
• Do not use java.xml.bind and java.activation modules in WebSphere Liberty
• Migrate BouncyCastle to jdk18on
• Migrate to IBM Semeru Runtimes
• Migrate to Java 11
• Migrate to Java 17
• Migrate to Java 21
• Migrate to Java 25
• Migrate to Java 7
• Migrate to Java 8
• Migrate to JavaEE7
• Migrate to JavaEE8
• Remove Runtime.traceInstructions(boolean) and Runtime.traceMethodCalls methods
• Remove Security AccessController
• Remove Security Policy
• Remove Security SecurityManager
• Remove Thread.destroy() and Thread.stop(Throwable)
• Replace System.getSecurityManager() with null
• Replace finalize method in java.io.FileInputStream and java.io.FileOutputStream
• Replace finalize method in java.util.zip.ZipFile, java.util.zip.Inflater and java.util.zip.Deflater
• Set visibility of premain and agentmain methods to public
• Upgrade Java version
• Upgrade plugins to Java 11 compatible versions
• Upgrade plugins to Java 17 compatible versions
• Upgrade plugins to Java 21 compatible versions
• Use com.ibm.jsse2 instead of com.sun.net.ssl.internal.ssl

Recipes

• Add JDeprScan Maven Plug-in
• Add maven jar plugin to suppress illegal reflection warnings
• Adds missing method implementations
• Behavior change to bean discovery in modules with beans.xml file with no version specified
• Catch TypeNotPresentException thrown by Class.getAnnotation()
• Change beans.xml schemaLocation to match XML namespace
• Change javax.tools.ToolProvider methods calls to static
• Change method invocation return type
• Disable the persistence unit second-level cache
• Do not use java.xml.ws module in WebSphere Liberty
• Force indentation to either tabs or spaces
• MBean and MXBean interfaces must be public
• Migrate from IBM Runtimes to Oracle Runtimes
• Migrate to Java 6
• Migrate to JavaEE6
• Prefer java.util.Base64 instead of sun.misc
• Remove Thread.countStackFrames() method
• Remove explicit casts on Arrays.asList(..).toArray()
• Remove illegal semicolons
• Rename final method declarations getSuppressed() and addSuppressed(Throwable exception) in classes that extend Throwable
• Replace AWT getPeer() method
• Replace DTO method parameters with data elements
• Replace IllegalArgumentException with AlreadyConnectedException in DatagramChannel.send() method
• Replace RMIConnectorServer.CREDENTIAL_TYPES constant
• Replace SSLSession.getPeerCertificateChain() method
• Replace String literal
• Replace com.sun.awt.AWTUtilities static method invocations
• Replace com.sun.net.ssl package
• Replace deprecated methods inSecurityManager
• Replace getLocalizedInputStream and getLocalizedOutputStream with direct assignment
• Replace java.lang.ref.Reference.clone() with constructor call
• Replace javax.security.auth.Policy with java.security.Policy
• Return String jks when KeyStore.getDefaultType() is called
• Update SDKMan Java version
• Upgrade build to Java 11
• Upgrade build to Java 17
• Upgrade build to Java 21
• Use SunJSSE instead of com.sun.net.ssl.internal.ssl.Provider
• Use com.ibm.net.ssl.www2.protocol instead of com.sun.net.ssl.internal.www.protocol
• Use com.ibm.net.ssl.www2.protocol.https.Handler instead of com.sun.net.ssl.internal.www.protocol.https.Handler
• Use com.sun.security.auth.module.Krb5LoginModule instead of com.ibm.security.auth.module.Krb5LoginModule
• Use com.sun.xml.bind.* instead of com.sun.xml.internal.bind.*
• Use java.security.cert instead of javax.security.cert
• Use javax.net.ssl instead of com.sun.net.ssl