Ignore Eclipse .project and .classpath when using build tools Maven or Gradle

Gradle.gitignore

@@ -10,3 +10,9 @@ gradle-app.setting
 
 # Cache of project
 .gradletasknamecache
+
+# Eclipse Gradle plugin generated files
+# Eclipse Core
+.project
+# JDT-specific (Eclipse Java Development Tools)
+.classpath

Maven.gitignore

@@ -9,3 +9,9 @@ buildNumber.properties
 .mvn/timing.properties
 # https://github.com/takari/maven-wrapper#usage-without-binary-jar
 .mvn/wrapper/maven-wrapper.jar
+
+# Eclipse m2e generated files
+# Eclipse Core
+.project
+# JDT-specific (Eclipse Java Development Tools)
+.classpath