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ASF GitHub Bot commented on GROOVY-6396: ---------------------------------------- Github user jwagenleitner commented on a diff in the pull request: https://github.com/apache/groovy/pull/419#discussion_r79297378 --- Diff: src/main/org/codehaus/groovy/runtime/DefaultGroovyMethods.java --- @@ -8913,11 +8913,15 @@ public int compare(Map.Entry<K, V> e1, Map.Entry<K, V> e2) { } /** - * Removes the last item from the List. Using add() and pop() - * is similar to push and pop on a Stack. - * <pre class="groovyTestCase">def list = ["a", false, 2] - * assert list.pop() == 2 - * assert list == ["a", false]</pre> + * Removes the initial item from the List, similar to pop on a Stack. --- End diff -- I wonder if most associate removing items from the top of a Stack, so in this case would it make sense to say >..similar to pop on a Deque. > same linkedlist code different behavior between groovy and java > --------------------------------------------------------------- > > Key: GROOVY-6396 > URL: https://issues.apache.org/jira/browse/GROOVY-6396 > Project: Groovy > Issue Type: Bug > Components: jdk conflict > Reporter: boshi > Labels: breaking > > I am using `linkedlist` as a stack in groovy > as doc says, `pop()` take elm from the first > Stack Method Equivalent Deque Method > push(e) addFirst(e) > pop() removeFirst() > so a `linkedlist` [1,2,3] should pop() 1 2 3 > and it does in Java, but does NOT in groovy. WHY? > test below > {code:title=A.java} > import java.util.*; > > public class A{ > > > public static void main(String[] args){ > > String[] x = "1/2/3/".split("/"); > LinkedList <String> stack = new LinkedList<String>(Arrays.asList(x)); > System.out.println(stack.pop()); > } > } > {code} > compile and run > {noformat} > $ javac A.java > $ java A > 1 > {noformat} > runing in groovy > {noformat} > $ ln -s A.java A.groovy > $ groovy A.groovy > 3 > {noformat} > here is my java and groovy version > {noformat} > $ java -version > java version "1.6.0_51" > Java(TM) SE Runtime Environment (build 1.6.0_51-b11-457-11M4509) > Java HotSpot(TM) 64-Bit Server VM (build 20.51-b01-457, mixed mode) > $ groovy -version > Groovy Version: 2.1.5 JVM: 1.6.0_51 Vendor: Apple Inc. OS: Mac OS X > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)