avoid compiler deprecation warnings

tycho-compiler-plugin/src/main/java/copied/org/apache/maven/plugin/AbstractCompilerMojo.java

@@ -49,7 +49,7 @@
  * TODO: At least one step could be optimized, currently the plugin will do two scans of all the
  * source code if the compiler has to have the entire set of sources. This is currently the case for
  * at least the C# compiler and most likely all the other .NET compilers too.
- * 
+ *
  * @author others
  * @author <a href="mailto:[email protected]">Trygve Laugst&oslash;l</a>
  * @author Jan Sievers (SAP) added support for annotation processor options
@@ -124,9 +124,10 @@ public abstract class AbstractCompilerMojo extends AbstractMojo {
 
     /**
      * The -encoding argument for the Java compiler (kept for backwards compatibility)
-     * 
+     *
      * @deprecated use {@link #encoding}
      */
+    @Deprecated
     @Parameter(property = "maven.compiler.encoding", readonly = true)
     private String mavenCompilerEncoding;
 
@@ -183,13 +184,13 @@ public abstract class AbstractCompilerMojo extends AbstractMojo {
     private String executable;
 
     /**
-     * If <code>only</code> is specified, the annotation processors will run but no compilation will be
-     * performed. If <code>none</code> is specified, annotation processors will not be discovered or
-     * run; compilation will proceed as if no annotation processors were found. By default the
-     * compiler must search the classpath for annotation processors, so specifying <code>none</code> may
-     * speed compilation if annotation processing is not required. This parameter requires a 1.6 VM
-     * or above and is used only if the compliance is 1.6
-     * 
+     * If <code>only</code> is specified, the annotation processors will run but no compilation will
+     * be performed. If <code>none</code> is specified, annotation processors will not be discovered
+     * or run; compilation will proceed as if no annotation processors were found. By default the
+     * compiler must search the classpath for annotation processors, so specifying <code>none</code>
+     * may speed compilation if annotation processing is not required. This parameter requires a 1.6
+     * VM or above and is used only if the compliance is 1.6
+     *
      * @since 0.16.0
      */
     @Parameter
@@ -200,7 +201,7 @@ public abstract class AbstractCompilerMojo extends AbstractMojo {
      * <a href="https://java.sun.com/javase/6/docs/api/javax/annotation/processing/Processor.html" >
      * normal processor discovery process</a> will be skipped. This parameter requires a 1.6 VM or
      * above and is used only if the compliance is 1.6
-     * 
+     *
      * @since 0.16.0
      */
     @Parameter
@@ -209,7 +210,7 @@ public abstract class AbstractCompilerMojo extends AbstractMojo {
     /**
      * The directory where source files generated by annotation processors will be created. This
      * parameter requires a 1.6 VM or above and is used only if the compliance is 1.6.
-     * 
+     *
      * @since 0.16.0
      */
     @Parameter(defaultValue = "${project.build.directory}/generated-sources/annotations")
@@ -223,15 +224,16 @@ public abstract class AbstractCompilerMojo extends AbstractMojo {
      * This is because the list of valid arguments passed to a Java compiler varies based on the
      * compiler version.
      * </p>
-     * 
+     *
      * @deprecated use {@link #compilerArgs} instead.
      */
+    @Deprecated
     @Parameter
     private Map<String, String> compilerArguments;
 
     /**
      * Arguments to be passed to the compiler.
-     * 
+     *
      * @since 0.17.0
      */
     @Parameter