Add snapshots to pom.xml

Author: dhadka

pom.xml

@@ -144,11 +144,26 @@
 		</plugins>
 	</build>
 
+	<repositories>
+		<repository>
+			<id>ossrh-snapshots</id>
+			<url>https://oss.sonatype.org/content/repositories/snapshots/</url>
+			<releases><enabled>false</enabled></releases>
+			<snapshots><enabled>true</enabled></snapshots>
+		</repository>
+	</repositories>
+
 	<distributionManagement>
 		<repository>
 			<id>ossrh</id>
 			<name>Nexus Staging Repository</name>
 			<url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
 		</repository>
+		<snapshotRepository>
+			<id>ossrh</id>
+			<name>Nexus Snapshot Repository</name>
+			<url>https://oss.sonatype.org/content/repositories/snapshots/</url>
+		</snapshotRepository>
 	</distributionManagement>
+	
 </project>

src/main/java/org/moeaframework/algorithm/pisa/PISAAlgorithm.java

@@ -485,7 +485,7 @@ private void writePopulation(File file, int[] ids) throws IOException {
 
 				for (int j = 0; j < problem.getNumberOfObjectives(); j++) {
 					writer.print(' ');
-					writer.print(solutions.get(ids[i]).getObjective(j));
+					writer.print(solutions.get(ids[i]).getObjectiveValue(j));
 				}
 
 				writer.println();