hashcode equality is double checked to avoid collision problems

git-svn-id: https://subversion.renater.fr/xtandempipeline/trunk@112 b8ef2a07-7df7-436f-90b9-41648038564b

xtandempipeline/debian/changelog

@@ -3,6 +3,7 @@ xtandempipeline (3.1.2-1) natty; urgency=low
   * Work In Progress
   * ODS export
   * Didier Chevret has found a bug (fixed in this version) : error writing MS sample name in project file
+  * HashCode collision problem on huge data file fixed for HashPeptide
 
  --  Olivier Langella <Olivier.Langella@moulon.inra.fr>  Sun, 8 May 2011 9:18:51 +0200
 

xtandempipeline/src/fr/inra/pappso/xtandempipeline/grouping/HashPeptide.java

@@ -19,12 +19,25 @@ public class HashPeptide extends HashKey4Groups {
 				+ sequence).hashCode();
 	}
 
+	@Override
+	public boolean equals(Object toCompare) {
+		if (this.hashCode() == toCompare.hashCode()) {
+			//very good idea Benoit !
+			HashPeptide toComparePeptide = (HashPeptide) toCompare;
+			if ((this.hashSampleScan == toComparePeptide.hashSampleScan)
+					&& (this.sequence == toComparePeptide.sequence)) {
+				return true;
+			}
+		}
+		return false;
+	}
+
 	@Override
 	public String toString() {
-		return hashSampleScan.toString()+" "+sequence;
-	
+		return hashSampleScan.toString() + " " + sequence;
+
 	}
-	
+
 	@Override
 	public int hashCode() {
 		return this.hascode;