More cleanup; use save Collection comparison, fix Javadoc

2016-11-17 23:27:09 +01:00 · 2016-11-17 23:27:09 +01:00 · 00347217ed
parent 5f5a8949f6
commit 00347217ed
1 changed files with 3 additions and 2 deletions
--- a/antlr4-maven-plugin/src/main/java/org/antlr/mojo/antlr4/GrammarDependencies.java
+++ b/antlr4-maven-plugin/src/main/java/org/antlr/mojo/antlr4/GrammarDependencies.java
@ -50,11 +50,12 @@ class GrammarDependencies {
    }

    /**
-     * Sets the package to use.
+     * Determines the package to use.
     *
     * @param   arguments  the tool arguments.
     *
-     * @return  self-reference.
+     * @return  the package. Returns {@code null} to indicate that no package should be
+     *          used.
     */
    private String getPackage(List<String> arguments) {
        int index = (arguments != null) ? arguments.indexOf("-package") : -1;