Add javadoc and sources generation

spring-shell-standard/src/main/java/org/springframework/shell/standard/ShellComponent.java

@@ -42,6 +42,7 @@ public @interface ShellComponent {
 
 	/**
 	 * Used to indicate a suggestion for a logical name for the component.
+	 * @return the suggested component name, if any
 	 */
 	String value() default "";
 }

spring-shell-standard/src/main/java/org/springframework/shell/standard/ShellMethod.java

@@ -36,17 +36,20 @@ public @interface ShellMethod {
 	/**
 	 * The name(s) by which this method can be invoked via Spring Shell. If not specified, the actual method name
 	 * will be used (turning camelCase humps into "-").
+	 * @return explicit command name(s) to use
 	 */
 	String[] key() default {};
 
 	/**
 	 * A description for the command. Should not contain any formatting (e.g. html) characters and would typically
 	 * start with a capital letter and end with a dot.
+	 * @return short description of what the command does
 	 */
 	String value() default "";
 
 	/**
 	 * The prefix to use for assigning parameters by name.
+	 * @return prefix to use when not specified as part of the parameter annotation
 	 */
 	String prefix() default "--";
 

spring-shell-standard/src/main/java/org/springframework/shell/standard/ShellOption.java

@@ -43,24 +43,29 @@ public @interface ShellOption {
 	int ARITY_USE_HEURISTICS = -1;
 
 	/**
-	 * The key(s) (without the {@link ShellMethod#prefix()}) by which this parameter can be referenced
-	 * when using named parameters. If none is specified, the actual method parameter name will be used.
+	 * The key(s) by which this parameter can be referenced
+	 * when using named parameters. If none is specified, the actual method parameter name will be used, prefixed by the
+	 * method {@link ShellMethod#prefix()}.
+	 * @return explicit key(s) to use to pass a value for this parameter
 	 */
 	String[] value() default {};
 
 	/**
 	 * Return the number of input "words" this parameter consumes. Default is 1, except when parameter type is boolean,
 	 * in which case it is 0.
+	 * @return the number of words to map to this parameter
 	 */
 	int arity() default ARITY_USE_HEURISTICS;
 
 	/**
 	 * The textual (pre-conversion) value to assign to this parameter if no value is provided by the user.
+	 * @return the default value for this parameter
 	 */
 	String defaultValue() default NONE;
 
 	/**
 	 * Return a short description of the parameter.
+	 * @return description of the parameter
 	 */
 	String help() default "";
 
@@ -71,6 +76,7 @@ public @interface ShellOption {
 	 * {@link StandardParameterResolver}. This is useful if several implementations of
 	 * {@link org.springframework.shell.ParameterResolver} are present, given that the standard one can work with no
 	 * annotation at all.
+	 * @return true to indicate that the {@link StandardParameterResolver} should not be used for this parameter
 	 */
 	boolean optOut() default false;