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Posted to commits@kafka.apache.org by gu...@apache.org on 2016/06/30 18:07:31 UTC

[3/3] kafka git commit: revertd API breaking changes

revertd API breaking changes


Project: http://git-wip-us.apache.org/repos/asf/kafka/repo
Commit: http://git-wip-us.apache.org/repos/asf/kafka/commit/4091a13c
Tree: http://git-wip-us.apache.org/repos/asf/kafka/tree/4091a13c
Diff: http://git-wip-us.apache.org/repos/asf/kafka/diff/4091a13c

Branch: refs/heads/0.10.0
Commit: 4091a13c5a3ef4805590357ab872333798a1bbe8
Parents: 6ba0aaa
Author: Matthias J. Sax <ma...@confluent.io>
Authored: Thu Jun 30 15:07:00 2016 +0200
Committer: Matthias J. Sax <ma...@confluent.io>
Committed: Thu Jun 30 15:35:08 2016 +0200

----------------------------------------------------------------------
 .../kafka/streams/kstream/JoinWindows.java      | 16 +++++--
 .../kafka/streams/kstream/JoinWindowsTest.java  | 48 ++++++++++----------
 .../kstream/internals/KStreamImplTest.java      |  4 +-
 .../internals/KStreamKStreamJoinTest.java       |  6 +--
 .../internals/KStreamKStreamLeftJoinTest.java   |  6 ++-
 5 files changed, 46 insertions(+), 34 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/kafka/blob/4091a13c/streams/src/main/java/org/apache/kafka/streams/kstream/JoinWindows.java
----------------------------------------------------------------------
diff --git a/streams/src/main/java/org/apache/kafka/streams/kstream/JoinWindows.java b/streams/src/main/java/org/apache/kafka/streams/kstream/JoinWindows.java
index 309a9e6..50c0453 100644
--- a/streams/src/main/java/org/apache/kafka/streams/kstream/JoinWindows.java
+++ b/streams/src/main/java/org/apache/kafka/streams/kstream/JoinWindows.java
@@ -64,13 +64,21 @@ public class JoinWindows extends Windows<TimeWindow> {
     }
 
     /**
+     * Specifies that records of the same key are joinable if their timestamps are equal.
+     *
+     * @param name    The name of the window. Must not be null or empty.
+     */
+    public static JoinWindows of(String name) {
+        return new JoinWindows(name, 0L, 0L);
+    }
+
+    /**
      * Specifies that records of the same key are joinable if their timestamps are within {@code timeDifference}.
-     * ({@code timeDifference} must not be negative)
      *
-     * @param timeDifference    join window interval
+     * @param timeDifference    join window interval (must not be negative)
      */
-    public static JoinWindows of(String name, long timeDifference) {
-        return new JoinWindows(name, timeDifference, timeDifference);
+    public JoinWindows with(long timeDifference) {
+        return new JoinWindows(this.name, timeDifference, timeDifference);
     }
 
     /**

http://git-wip-us.apache.org/repos/asf/kafka/blob/4091a13c/streams/src/test/java/org/apache/kafka/streams/kstream/JoinWindowsTest.java
----------------------------------------------------------------------
diff --git a/streams/src/test/java/org/apache/kafka/streams/kstream/JoinWindowsTest.java b/streams/src/test/java/org/apache/kafka/streams/kstream/JoinWindowsTest.java
index 20efd45..4e14777 100644
--- a/streams/src/test/java/org/apache/kafka/streams/kstream/JoinWindowsTest.java
+++ b/streams/src/test/java/org/apache/kafka/streams/kstream/JoinWindowsTest.java
@@ -33,8 +33,8 @@ public class JoinWindowsTest {
 
     @Test
     public void shouldHaveSaneEqualsAndHashCode() {
-        JoinWindows w1 = JoinWindows.of("w1", anySize);
-        JoinWindows w2 = JoinWindows.of("w2", anySize);
+        JoinWindows w1 = JoinWindows.of("w1").with(anySize);
+        JoinWindows w2 = JoinWindows.of("w2").with(anySize);
 
         // Reflexive
         assertEquals(w1, w1);
@@ -45,8 +45,8 @@ public class JoinWindowsTest {
         assertEquals(w2, w1);
         assertEquals(w1.hashCode(), w2.hashCode());
 
-        JoinWindows w3 = JoinWindows.of("w3", w2.after).before(anyOtherSize);
-        JoinWindows w4 = JoinWindows.of("w4", anyOtherSize).after(w2.after);
+        JoinWindows w3 = JoinWindows.of("w3").with(w2.after).before(anyOtherSize);
+        JoinWindows w4 = JoinWindows.of("w4").with(anyOtherSize).after(w2.after);
         assertEquals(w3, w4);
         assertEquals(w4, w3);
         assertEquals(w3.hashCode(), w4.hashCode());
@@ -56,54 +56,56 @@ public class JoinWindowsTest {
         assertNotEquals("must be false for different window types", UnlimitedWindows.of("irrelevant"), w1);
         assertNotEquals("must be false for different types", new Object(), w1);
 
-        JoinWindows differentWindowSize = JoinWindows.of("differentWindowSize", w1.after + 1);
+        JoinWindows differentWindowSize = JoinWindows.of("differentWindowSize").with(w1.after + 1);
         assertNotEquals("must be false when window sizes are different", differentWindowSize, w1);
 
-        JoinWindows differentWindowSize2 = JoinWindows.of("differentWindowSize", w1.after).after(w1.after + 1);
+        JoinWindows differentWindowSize2 = JoinWindows.of("differentWindowSize").with(w1.after).after(w1.after + 1);
         assertNotEquals("must be false when window sizes are different", differentWindowSize2, w1);
 
-        JoinWindows differentWindowSize3 = JoinWindows.of("differentWindowSize", w1.after).before(w1.before + 1);
+        JoinWindows differentWindowSize3 = JoinWindows.of("differentWindowSize").with(w1.after).before(w1.before + 1);
         assertNotEquals("must be false when window sizes are different", differentWindowSize3, w1);
     }
 
     @Test
     public void validWindows() {
-        JoinWindows.of(anyName, anyOtherSize)   // [ -anyOtherSize ; anyOtherSize ]
-            .before(anySize)                    // [ -anySize ; anyOtherSize ]
-            .before(0)                          // [ 0 ; anyOtherSize ]
-            .before(-anySize)                   // [ anySize ; anyOtherSize ]
-            .before(-anyOtherSize);             // [ anyOtherSize ; anyOtherSize ]
-
-        JoinWindows.of(anyName, anyOtherSize)   // [ -anyOtherSize ; anyOtherSize ]
-            .after(anySize)                     // [ -anyOtherSize ; anySize ]
-            .after(0)                           // [ -anyOtherSize ; 0 ]
-            .after(-anySize)                    // [ -anyOtherSize ; -anySize ]
-            .after(-anyOtherSize);              // [ -anyOtherSize ; -anyOtherSize ]
+        JoinWindows.of(anyName)
+            .with(anyOtherSize)     // [ -anyOtherSize ; anyOtherSize ]
+            .before(anySize)        // [ -anySize ; anyOtherSize ]
+            .before(0)              // [ 0 ; anyOtherSize ]
+            .before(-anySize)       // [ anySize ; anyOtherSize ]
+            .before(-anyOtherSize); // [ anyOtherSize ; anyOtherSize ]
+
+        JoinWindows.of(anyName)
+            .with(anyOtherSize)     // [ -anyOtherSize ; anyOtherSize ]
+            .after(anySize)         // [ -anyOtherSize ; anySize ]
+            .after(0)               // [ -anyOtherSize ; 0 ]
+            .after(-anySize)        // [ -anyOtherSize ; -anySize ]
+            .after(-anyOtherSize);  // [ -anyOtherSize ; -anyOtherSize ]
     }
 
     @Test(expected = IllegalArgumentException.class)
     public void nameMustNotBeEmpty() {
-        JoinWindows.of("", anySize);
+        JoinWindows.of("").with(anySize);
     }
 
     @Test(expected = IllegalArgumentException.class)
     public void nameMustNotBeNull() {
-        JoinWindows.of(null, anySize);
+        JoinWindows.of(null).with(anySize);
     }
 
     @Test(expected = IllegalArgumentException.class)
     public void timeDifferenceMustNotBeNegative() {
-        JoinWindows.of(anyName, -1);
+        JoinWindows.of(anyName).with(-1);
     }
 
     @Test(expected = IllegalArgumentException.class)
     public void afterBelowLower() {
-        JoinWindows.of(anyName, anySize).after(-anySize - 1);
+        JoinWindows.of(anyName).with(anySize).after(-anySize - 1);
     }
 
     @Test(expected = IllegalArgumentException.class)
     public void beforeOverUpper() {
-        JoinWindows.of(anyName, anySize).before(-anySize - 1);
+        JoinWindows.of(anyName).with(anySize).before(-anySize - 1);
     }
 
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/kafka/blob/4091a13c/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamImplTest.java
----------------------------------------------------------------------
diff --git a/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamImplTest.java b/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamImplTest.java
index 6242702..a40c8fb 100644
--- a/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamImplTest.java
+++ b/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamImplTest.java
@@ -109,14 +109,14 @@ public class KStreamImplTest {
             public Integer apply(Integer value1, Integer value2) {
                 return value1 + value2;
             }
-        }, JoinWindows.of("join-0", anyWindowSize), stringSerde, intSerde, intSerde);
+        }, JoinWindows.of("join-0").with(anyWindowSize), stringSerde, intSerde, intSerde);
 
         KStream<String, Integer> stream5 = streams2[1].join(streams3[1], new ValueJoiner<Integer, Integer, Integer>() {
             @Override
             public Integer apply(Integer value1, Integer value2) {
                 return value1 + value2;
             }
-        }, JoinWindows.of("join-1", anyWindowSize), stringSerde, intSerde, intSerde);
+        }, JoinWindows.of("join-1").with(anyWindowSize), stringSerde, intSerde, intSerde);
 
         stream4.to("topic-5");
 

http://git-wip-us.apache.org/repos/asf/kafka/blob/4091a13c/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamJoinTest.java
----------------------------------------------------------------------
diff --git a/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamJoinTest.java b/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamJoinTest.java
index aa7d117..1462999 100644
--- a/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamJoinTest.java
+++ b/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamJoinTest.java
@@ -77,7 +77,7 @@ public class KStreamKStreamJoinTest {
         processor = new MockProcessorSupplier<>();
         stream1 = builder.stream(intSerde, stringSerde, topic1);
         stream2 = builder.stream(intSerde, stringSerde, topic2);
-        joined = stream1.join(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test", 100),
+        joined = stream1.join(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test").with(100),
                 intSerde, stringSerde, stringSerde);
         joined.process(processor);
 
@@ -176,7 +176,7 @@ public class KStreamKStreamJoinTest {
         processor = new MockProcessorSupplier<>();
         stream1 = builder.stream(intSerde, stringSerde, topic1);
         stream2 = builder.stream(intSerde, stringSerde, topic2);
-        joined = stream1.outerJoin(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test", 100),
+        joined = stream1.outerJoin(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test").with(100),
                 intSerde, stringSerde, stringSerde);
         joined.process(processor);
 
@@ -277,7 +277,7 @@ public class KStreamKStreamJoinTest {
         processor = new MockProcessorSupplier<>();
         stream1 = builder.stream(intSerde, stringSerde, topic1);
         stream2 = builder.stream(intSerde, stringSerde, topic2);
-        joined = stream1.join(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test", 100),
+        joined = stream1.join(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test").with(100),
                 intSerde, stringSerde, stringSerde);
         joined.process(processor);
 

http://git-wip-us.apache.org/repos/asf/kafka/blob/4091a13c/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamLeftJoinTest.java
----------------------------------------------------------------------
diff --git a/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamLeftJoinTest.java b/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamLeftJoinTest.java
index 5b12a30..a91dcb2 100644
--- a/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamLeftJoinTest.java
+++ b/streams/src/test/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamLeftJoinTest.java
@@ -79,7 +79,8 @@ public class KStreamKStreamLeftJoinTest {
         stream1 = builder.stream(intSerde, stringSerde, topic1);
         stream2 = builder.stream(intSerde, stringSerde, topic2);
 
-        joined = stream1.leftJoin(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test", 100), intSerde, stringSerde);
+        joined = stream1.leftJoin(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test").with(100),
+                intSerde, stringSerde);
         joined.process(processor);
 
         Collection<Set<String>> copartitionGroups = builder.copartitionGroups();
@@ -158,7 +159,8 @@ public class KStreamKStreamLeftJoinTest {
         stream1 = builder.stream(intSerde, stringSerde, topic1);
         stream2 = builder.stream(intSerde, stringSerde, topic2);
 
-        joined = stream1.leftJoin(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test", 100), intSerde, stringSerde);
+        joined = stream1.leftJoin(stream2, MockValueJoiner.STRING_JOINER, JoinWindows.of("test").with(100),
+                intSerde, stringSerde);
         joined.process(processor);
 
         Collection<Set<String>> copartitionGroups = builder.copartitionGroups();