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Posted to common-issues@hadoop.apache.org by GitBox <gi...@apache.org> on 2022/11/01 03:24:14 UTC

[GitHub] [hadoop] slfan1989 opened a new pull request, #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

slfan1989 opened a new pull request, #5096:
URL: https://github.com/apache/hadoop/pull/5096

   JIRA: YARN-11366.  Improve equals, hashCode(), toString() methods of the Federation Base Object.


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[GitHub] [hadoop] slfan1989 commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
slfan1989 commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1302704754

   @goiri Can you help review the code again? Thank you very much!


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[GitHub] [hadoop] slfan1989 commented on a diff in pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
slfan1989 commented on code in PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#discussion_r1011297471


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/records/SubClusterPolicyConfiguration.java:
##########
@@ -127,36 +129,36 @@ public static SubClusterPolicyConfiguration newInstance(
 
   @Override
   public int hashCode() {
-    return 31 * getParams().hashCode() + getType().hashCode();
+    return new HashCodeBuilder().
+        append(this.getType()).
+        append(this.getQueue()).
+        append(this.getParams()).
+        toHashCode();
   }
 
   @Override
   public boolean equals(Object obj) {
+
     if (this == obj) {
       return true;
     }
-    if (obj == null) {
-      return false;
-    }
-    if (getClass() != obj.getClass()) {
-      return false;
-    }
-    SubClusterPolicyConfiguration other = (SubClusterPolicyConfiguration) obj;
-    if (!this.getType().equals(other.getType())) {
-      return false;
-    }
-    if (!this.getParams().equals(other.getParams())) {
+
+    if (obj == null || getClass() != obj.getClass()) {
       return false;
     }
-    return true;
+
+    SubClusterPolicyConfiguration right = (SubClusterPolicyConfiguration) obj;
+
+    return new EqualsBuilder()
+        .append(this.getType(), right.getType())
+        .append(this.getQueue(), right.getQueue())
+        .append(this.getParams(), right.getParams())
+        .isEquals();
   }
 
   @Override
   public String toString() {
-    StringBuilder sb = new StringBuilder();
-    sb.append(getType())
-        .append(" : ")
-        .append(getParams());
-    return sb.toString();
+    return "SubClusterPolicyConfiguration [getType() = " + getType() + ","
+        + "getQueue() = " + getQueue() + ",getParams() = " +  getParams() + "]";
   }
 }

Review Comment:
   Thank you very much for your help reviewing the code, I will fix it.



##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/test/java/org/apache/hadoop/yarn/server/federation/store/records/TestFederationProtocolRecords.java:
##########
@@ -326,4 +333,71 @@ public void testGetReservationHomeSubClusterRequest() throws Exception {
     validatePBImplRecord(GetReservationHomeSubClusterRequestPBImpl.class,
         GetReservationHomeSubClusterRequestProto.class);
   }
+
+  @Test
+  public void testValidateApplicationHomeSubClusterEqual() throws Exception {
+    long now = Time.now();
+
+    ApplicationId appId1 = ApplicationId.newInstance(now, 1);
+    SubClusterId subClusterId1 = SubClusterId.newInstance("SC-1");
+    ApplicationHomeSubCluster applicationHomeSubCluster1 =
+        ApplicationHomeSubCluster.newInstance(appId1, subClusterId1);
+
+    ApplicationId appId2 = ApplicationId.newInstance(now, 1);
+    SubClusterId subClusterId2 = SubClusterId.newInstance("SC-1");
+    ApplicationHomeSubCluster applicationHomeSubCluster2 =
+        ApplicationHomeSubCluster.newInstance(appId2, subClusterId2);
+
+    assertEquals(applicationHomeSubCluster1, applicationHomeSubCluster2);
+  }
+
+  @Test
+  public void testValidateReservationHomeSubClusterEqual() throws Exception {
+    long now = Time.now();
+
+    ReservationId reservationId1 = ReservationId.newInstance(now, 1);
+    SubClusterId subClusterId1 = SubClusterId.newInstance("SC-1");
+    ReservationHomeSubCluster reservationHomeSubCluster1 =
+        ReservationHomeSubCluster.newInstance(reservationId1, subClusterId1);
+
+    ReservationId reservationId2 = ReservationId.newInstance(now, 1);
+    SubClusterId subClusterId2 = SubClusterId.newInstance("SC-1");
+    ReservationHomeSubCluster reservationHomeSubCluster2 =
+        ReservationHomeSubCluster.newInstance(reservationId2, subClusterId2);
+
+    assertEquals(reservationHomeSubCluster1, reservationHomeSubCluster2);
+  }
+
+  @Test
+  public void testSubClusterIdEqual() throws Exception {
+    SubClusterId subClusterId1 = SubClusterId.newInstance("SC-1");
+    SubClusterId subClusterId2 = SubClusterId.newInstance("SC-1");
+    assertEquals(subClusterId1, subClusterId2);
+  }
+
+  @Test
+  public void testSubClusterIdInfoEqual() throws Exception {
+    SubClusterIdInfo subClusterIdInfo1 = new SubClusterIdInfo("SC-1");
+    SubClusterIdInfo subClusterIdInfo2 = new SubClusterIdInfo("SC-1");
+    assertEquals(subClusterIdInfo1, subClusterIdInfo2);
+  }
+
+  @Test
+  public void testSubClusterPolicyConfiguration() throws Exception {
+
+    String queue1 = "queue1";
+    WeightedPolicyInfo policyInfo1 = mock(WeightedPolicyInfo.class);
+    ByteBuffer buf1 = policyInfo1.toByteBuffer();
+    SubClusterPolicyConfiguration configuration1 = SubClusterPolicyConfiguration
+        .newInstance(queue1, policyInfo1.getClass().getCanonicalName(), buf1);
+
+    String queue2 = "queue1";
+    WeightedPolicyInfo policyInfo2 = mock(WeightedPolicyInfo.class);
+    ByteBuffer buf2 = policyInfo1.toByteBuffer();
+    SubClusterPolicyConfiguration configuration2 = SubClusterPolicyConfiguration
+        .newInstance(queue2, policyInfo2.getClass().getCanonicalName(), buf2);
+
+    assertEquals(configuration1, configuration2);
+  }
+
 }

Review Comment:
   Thank you very much for your help reviewing the code, I will fix it.



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[GitHub] [hadoop] slfan1989 commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
slfan1989 commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1302994598

   @goiri Thank you very much for your help reviewing the code and merging the pr!


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[GitHub] [hadoop] slfan1989 commented on a diff in pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
slfan1989 commented on code in PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#discussion_r1012377821


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/records/ApplicationHomeSubCluster.java:
##########
@@ -123,32 +125,35 @@ public static ApplicationHomeSubCluster newInstance(ApplicationId appId, long cr
 
   @Override
   public boolean equals(Object obj) {
+
     if (this == obj) {
       return true;
     }
-    if (obj == null) {
-      return false;
-    }
-    if (getClass() != obj.getClass()) {
-      return false;
-    }
-    ApplicationHomeSubCluster other = (ApplicationHomeSubCluster) obj;
-    if (!this.getApplicationId().equals(other.getApplicationId())) {
+
+    if (obj == null || getClass() != obj.getClass()) {

Review Comment:
   Thanks for your suggestion, I will fix it.



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[GitHub] [hadoop] slfan1989 commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
slfan1989 commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1302995043

   > LGTM after last commit
   
   @ashutoshcipher Thank you very much for your help reviewing the code!


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[GitHub] [hadoop] hadoop-yetus commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
hadoop-yetus commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1298037867

   :broken_heart: **-1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] hadoop-yetus commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
hadoop-yetus commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1299908637

   :confetti_ball: **+1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] hadoop-yetus commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
hadoop-yetus commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1299427613

   :broken_heart: **-1 overall**
   
   
   
   
   
   
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   |||| _ Prechecks _ |
   | +1 :green_heart: |  dupname  |   0m  0s |  |  No case conflicting files found.  |
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[GitHub] [hadoop] hadoop-yetus commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
hadoop-yetus commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1302118145

   :confetti_ball: **+1 overall**
   
   
   
   
   
   
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   |||| _ Prechecks _ |
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   |||| _ Patch Compile Tests _ |
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   | +1 :green_heart: |  checkstyle  |   0m 20s |  |  hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common: The patch generated 0 new + 0 unchanged - 2 fixed = 0 total (was 2)  |
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   |||| _ Other Tests _ |
   | +1 :green_heart: |  unit  |   3m  4s |  |  hadoop-yarn-server-common in the patch passed.  |
   | +1 :green_heart: |  asflicense  |   0m 39s |  |  The patch does not generate ASF License warnings.  |
   |  |   | 106m 11s |  |  |
   
   
   | Subsystem | Report/Notes |
   |----------:|:-------------|
   | Docker | ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-5096/7/artifact/out/Dockerfile |
   | GITHUB PR | https://github.com/apache/hadoop/pull/5096 |
   | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient spotbugs checkstyle codespell detsecrets |
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   | Console output | https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-5096/7/console |
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[GitHub] [hadoop] slfan1989 commented on a diff in pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
slfan1989 commented on code in PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#discussion_r1012377476


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/records/RouterMasterKey.java:
##########
@@ -130,4 +130,10 @@ public boolean equals(Object right) {
         .append(getKeyBytes().array(), r.getKeyBytes())
         .isEquals();
   }
+
+  @Override
+  public String toString() {
+    return "RouterMasterKey [keyId = " + getKeyId()

Review Comment:
   Thank you very much for your help to review the code, I will use `StringBuilder` to refactor this part of the code.



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[GitHub] [hadoop] goiri commented on a diff in pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
goiri commented on code in PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#discussion_r1012244149


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/records/ReservationHomeSubCluster.java:
##########
@@ -94,20 +94,20 @@ public static ReservationHomeSubCluster newInstance(ReservationId resId,
 
   @Override
   public boolean equals(Object obj) {
+
     if (this == obj) {
       return true;
     }
-    if (obj == null) {
-      return false;
-    }
-    if (getClass() != obj.getClass()) {
+
+    if (obj == null || getClass() != obj.getClass()) {
       return false;
     }
-    ReservationHomeSubCluster other = (ReservationHomeSubCluster) obj;
+
+    ReservationHomeSubCluster right = (ReservationHomeSubCluster) obj;
 
     return new EqualsBuilder()
-        .append(this.getReservationId(), other.getReservationId())
-        .append(this.getHomeSubCluster(), other.getHomeSubCluster())
+        .append(this.getReservationId(), right.getReservationId())

Review Comment:
   The other terminology was good I'd say.



##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/records/ApplicationHomeSubCluster.java:
##########
@@ -123,32 +125,35 @@ public static ApplicationHomeSubCluster newInstance(ApplicationId appId, long cr
 
   @Override
   public boolean equals(Object obj) {
+
     if (this == obj) {
       return true;
     }
-    if (obj == null) {
-      return false;
-    }
-    if (getClass() != obj.getClass()) {
-      return false;
-    }
-    ApplicationHomeSubCluster other = (ApplicationHomeSubCluster) obj;
-    if (!this.getApplicationId().equals(other.getApplicationId())) {
+
+    if (obj == null || getClass() != obj.getClass()) {

Review Comment:
   Most other classes use instanceof



##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/records/RouterMasterKey.java:
##########
@@ -130,4 +130,10 @@ public boolean equals(Object right) {
         .append(getKeyBytes().array(), r.getKeyBytes())
         .isEquals();
   }
+
+  @Override
+  public String toString() {
+    return "RouterMasterKey [keyId = " + getKeyId()

Review Comment:
   StringBuilder might be better for this.



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[GitHub] [hadoop] ashutoshcipher commented on a diff in pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
ashutoshcipher commented on code in PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#discussion_r1011021584


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/test/java/org/apache/hadoop/yarn/server/federation/store/records/TestFederationProtocolRecords.java:
##########
@@ -326,4 +333,71 @@ public void testGetReservationHomeSubClusterRequest() throws Exception {
     validatePBImplRecord(GetReservationHomeSubClusterRequestPBImpl.class,
         GetReservationHomeSubClusterRequestProto.class);
   }
+
+  @Test
+  public void testValidateApplicationHomeSubClusterEqual() throws Exception {
+    long now = Time.now();
+
+    ApplicationId appId1 = ApplicationId.newInstance(now, 1);
+    SubClusterId subClusterId1 = SubClusterId.newInstance("SC-1");
+    ApplicationHomeSubCluster applicationHomeSubCluster1 =
+        ApplicationHomeSubCluster.newInstance(appId1, subClusterId1);
+
+    ApplicationId appId2 = ApplicationId.newInstance(now, 1);
+    SubClusterId subClusterId2 = SubClusterId.newInstance("SC-1");
+    ApplicationHomeSubCluster applicationHomeSubCluster2 =
+        ApplicationHomeSubCluster.newInstance(appId2, subClusterId2);
+
+    assertEquals(applicationHomeSubCluster1, applicationHomeSubCluster2);
+  }
+
+  @Test
+  public void testValidateReservationHomeSubClusterEqual() throws Exception {
+    long now = Time.now();
+
+    ReservationId reservationId1 = ReservationId.newInstance(now, 1);
+    SubClusterId subClusterId1 = SubClusterId.newInstance("SC-1");
+    ReservationHomeSubCluster reservationHomeSubCluster1 =
+        ReservationHomeSubCluster.newInstance(reservationId1, subClusterId1);
+
+    ReservationId reservationId2 = ReservationId.newInstance(now, 1);
+    SubClusterId subClusterId2 = SubClusterId.newInstance("SC-1");
+    ReservationHomeSubCluster reservationHomeSubCluster2 =
+        ReservationHomeSubCluster.newInstance(reservationId2, subClusterId2);
+
+    assertEquals(reservationHomeSubCluster1, reservationHomeSubCluster2);
+  }
+
+  @Test
+  public void testSubClusterIdEqual() throws Exception {
+    SubClusterId subClusterId1 = SubClusterId.newInstance("SC-1");
+    SubClusterId subClusterId2 = SubClusterId.newInstance("SC-1");
+    assertEquals(subClusterId1, subClusterId2);
+  }
+
+  @Test
+  public void testSubClusterIdInfoEqual() throws Exception {
+    SubClusterIdInfo subClusterIdInfo1 = new SubClusterIdInfo("SC-1");
+    SubClusterIdInfo subClusterIdInfo2 = new SubClusterIdInfo("SC-1");
+    assertEquals(subClusterIdInfo1, subClusterIdInfo2);
+  }
+
+  @Test
+  public void testSubClusterPolicyConfiguration() throws Exception {
+
+    String queue1 = "queue1";
+    WeightedPolicyInfo policyInfo1 = mock(WeightedPolicyInfo.class);
+    ByteBuffer buf1 = policyInfo1.toByteBuffer();
+    SubClusterPolicyConfiguration configuration1 = SubClusterPolicyConfiguration
+        .newInstance(queue1, policyInfo1.getClass().getCanonicalName(), buf1);
+
+    String queue2 = "queue1";
+    WeightedPolicyInfo policyInfo2 = mock(WeightedPolicyInfo.class);
+    ByteBuffer buf2 = policyInfo1.toByteBuffer();
+    SubClusterPolicyConfiguration configuration2 = SubClusterPolicyConfiguration
+        .newInstance(queue2, policyInfo2.getClass().getCanonicalName(), buf2);
+
+    assertEquals(configuration1, configuration2);
+  }
+
 }

Review Comment:
   No new line at end of file.



##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/records/SubClusterPolicyConfiguration.java:
##########
@@ -127,36 +129,36 @@ public static SubClusterPolicyConfiguration newInstance(
 
   @Override
   public int hashCode() {
-    return 31 * getParams().hashCode() + getType().hashCode();
+    return new HashCodeBuilder().
+        append(this.getType()).
+        append(this.getQueue()).
+        append(this.getParams()).
+        toHashCode();
   }
 
   @Override
   public boolean equals(Object obj) {
+
     if (this == obj) {
       return true;
     }
-    if (obj == null) {
-      return false;
-    }
-    if (getClass() != obj.getClass()) {
-      return false;
-    }
-    SubClusterPolicyConfiguration other = (SubClusterPolicyConfiguration) obj;
-    if (!this.getType().equals(other.getType())) {
-      return false;
-    }
-    if (!this.getParams().equals(other.getParams())) {
+
+    if (obj == null || getClass() != obj.getClass()) {
       return false;
     }
-    return true;
+
+    SubClusterPolicyConfiguration right = (SubClusterPolicyConfiguration) obj;
+
+    return new EqualsBuilder()
+        .append(this.getType(), right.getType())
+        .append(this.getQueue(), right.getQueue())
+        .append(this.getParams(), right.getParams())
+        .isEquals();
   }
 
   @Override
   public String toString() {
-    StringBuilder sb = new StringBuilder();
-    sb.append(getType())
-        .append(" : ")
-        .append(getParams());
-    return sb.toString();
+    return "SubClusterPolicyConfiguration [getType() = " + getType() + ","
+        + "getQueue() = " + getQueue() + ",getParams() = " +  getParams() + "]";
   }
 }

Review Comment:
   No new line at end of file.



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[GitHub] [hadoop] hadoop-yetus commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
hadoop-yetus commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1301549645

   :confetti_ball: **+1 overall**
   
   
   
   
   
   
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   |||| _ Prechecks _ |
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   |||| _ trunk Compile Tests _ |
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[GitHub] [hadoop] hadoop-yetus commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
hadoop-yetus commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1299333012

   :broken_heart: **-1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] slfan1989 commented on a diff in pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
slfan1989 commented on code in PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#discussion_r1012377646


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/records/ReservationHomeSubCluster.java:
##########
@@ -94,20 +94,20 @@ public static ReservationHomeSubCluster newInstance(ReservationId resId,
 
   @Override
   public boolean equals(Object obj) {
+
     if (this == obj) {
       return true;
     }
-    if (obj == null) {
-      return false;
-    }
-    if (getClass() != obj.getClass()) {
+
+    if (obj == null || getClass() != obj.getClass()) {
       return false;
     }
-    ReservationHomeSubCluster other = (ReservationHomeSubCluster) obj;
+
+    ReservationHomeSubCluster right = (ReservationHomeSubCluster) obj;
 
     return new EqualsBuilder()
-        .append(this.getReservationId(), other.getReservationId())
-        .append(this.getHomeSubCluster(), other.getHomeSubCluster())
+        .append(this.getReservationId(), right.getReservationId())

Review Comment:
   I will fix it



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[GitHub] [hadoop] hadoop-yetus commented on pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
hadoop-yetus commented on PR #5096:
URL: https://github.com/apache/hadoop/pull/5096#issuecomment-1299577635

   :confetti_ball: **+1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] goiri merged pull request #5096: YARN-11366. Improve equals, hashCode(), toString() methods of the Federation Base Object.

Posted by GitBox <gi...@apache.org>.
goiri merged PR #5096:
URL: https://github.com/apache/hadoop/pull/5096


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