From 01f82aed424f2cd0c8dc2e0706dd2d810fc25de6 Mon Sep 17 00:00:00 2001
From: William Barker <billbarker@apache.org>
Date: Tue, 10 Feb 2009 03:02:38 +0000
Subject: [PATCH] remove eclipse generated equals since it doesn't work.  Will
 add a working equals later

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@742837 13f79535-47bb-0310-9956-ffa450edef68
---
 .../commons/math/linear/SparseRealVector.java | 39 ----------------
 .../math/util/OpenIntToDoubleHashMap.java     | 46 +------------------
 .../math/linear/SparseRealVectorTest.java     |  5 +-
 3 files changed, 4 insertions(+), 86 deletions(-)

diff --git a/src/java/org/apache/commons/math/linear/SparseRealVector.java b/src/java/org/apache/commons/math/linear/SparseRealVector.java
index eb1a4b5b9..a8aecd5a9 100644
--- a/src/java/org/apache/commons/math/linear/SparseRealVector.java
+++ b/src/java/org/apache/commons/math/linear/SparseRealVector.java
@@ -1210,43 +1210,4 @@ public class SparseRealVector implements RealVector {
         return getData();
     }
 
-    /* (non-Javadoc)
-     * @see java.lang.Object#hashCode()
-     */
-    @Override
-    public int hashCode() {
-        final int prime = 31;
-        int result = 1;
-        result = prime * result + ((entries == null) ? 0 : entries.hashCode());
-        long temp;
-        temp = Double.doubleToLongBits(epsilon);
-        result = prime * result + (int) (temp ^ (temp >>> 32));
-        result = prime * result + virtualSize;
-        return result;
-    }
-
-    /* (non-Javadoc)
-     * @see java.lang.Object#equals(java.lang.Object)
-     */
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj)
-            return true;
-        if (obj == null)
-            return false;
-        if (!(obj instanceof SparseRealVector))
-            return false;
-        SparseRealVector other = (SparseRealVector) obj;
-        if (entries == null) {
-            if (other.entries != null)
-                return false;
-        } else if (!entries.equals(other.entries)){
-            return false;
-        }if (Double.doubleToLongBits(epsilon) != Double
-                .doubleToLongBits(other.epsilon))
-            return false;
-        if (virtualSize != other.virtualSize)
-            return false;
-        return true;
-    }
 }
diff --git a/src/java/org/apache/commons/math/util/OpenIntToDoubleHashMap.java b/src/java/org/apache/commons/math/util/OpenIntToDoubleHashMap.java
index 19a65f34f..9fdf27c9e 100644
--- a/src/java/org/apache/commons/math/util/OpenIntToDoubleHashMap.java
+++ b/src/java/org/apache/commons/math/util/OpenIntToDoubleHashMap.java
@@ -595,49 +595,5 @@ public class OpenIntToDoubleHashMap implements Serializable {
         count = 0;
     }
 
-    /* (non-Javadoc)
-     * @see java.lang.Object#hashCode()
-     */
-    @Override
-    public int hashCode() {
-        final int prime = 31;
-        int result = 1;
-        result = prime * result + Arrays.hashCode(keys);
-        long temp;
-        temp = Double.doubleToLongBits(missingEntries);
-        result = prime * result + (int) (temp ^ (temp >>> 32));
-        result = prime * result + size;
-        result = prime * result + Arrays.hashCode(states);
-        result = prime * result + Arrays.hashCode(values);
-        return result;
-    }
-
-    /* (non-Javadoc)
-     * @see java.lang.Object#equals(java.lang.Object)
-     */
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj)
-            return true;
-        if (obj == null)
-            return false;
-        if (getClass() != obj.getClass())
-            return false;
-        OpenIntToDoubleHashMap other = (OpenIntToDoubleHashMap) obj;
-        if (!Arrays.equals(keys, other.keys))
-            return false;
-        if (Double.doubleToLongBits(missingEntries) != Double
-                .doubleToLongBits(other.missingEntries))
-            return false;
-        if (size != other.size)
-            return false;
-        if (!Arrays.equals(states, other.states)){
-            return false;
-        }
-        if (!Arrays.equals(values, other.values)){
-            return false;
-        }
-        return true;
-    }
-
+    
 }
diff --git a/src/test/org/apache/commons/math/linear/SparseRealVectorTest.java b/src/test/org/apache/commons/math/linear/SparseRealVectorTest.java
index 098d9df97..fee502217 100644
--- a/src/test/org/apache/commons/math/linear/SparseRealVectorTest.java
+++ b/src/test/org/apache/commons/math/linear/SparseRealVectorTest.java
@@ -1124,11 +1124,12 @@ public class SparseRealVectorTest extends TestCase {
         v.setEntry(1, 1);
         assertTrue(v.isInfinite());
 
+        //TODO: backing store doesn't implement equals
         //TODO: differeciate from resetting to zero
         //v.setEntry(0, 0);
         //assertEquals(v, new SparseRealVector(new double[] { 0, 1, 2 }));
-        assertNotSame(v, new SparseRealVector(new double[] { 0, 1, 2 + Math.ulp(2)}));
-        assertNotSame(v, new SparseRealVector(new double[] { 0, 1, 2, 3 }));
+        //assertNotSame(v, new SparseRealVector(new double[] { 0, 1, 2 + Math.ulp(2)}));
+        //assertNotSame(v, new SparseRealVector(new double[] { 0, 1, 2, 3 }));
 
         //assertEquals(new SparseRealVector(new double[] { Double.NaN, 1, 2 }).hashCode(),
         //              new SparseRealVector(new double[] { 0, Double.NaN, 2 }).hashCode());