svn commit: r1144821 - /commons/proper/math/trunk/src/main/java/org/apache/commons/math/analysis/solvers/BaseAbstractUnivariateRealSolver.java

[luc]

Author: luc
Date: Sun Jul 10 11:01:56 2011
New Revision: 1144821

URL: http://svn.apache.org/viewvc?rev=1144821&view=rev
Log:
use checkNotNull

Modified:
    
commons/proper/math/trunk/src/main/java/org/apache/commons/math/analysis/solvers/BaseAbstractUnivariateRealSolver.java

Modified: 
commons/proper/math/trunk/src/main/java/org/apache/commons/math/analysis/solvers/BaseAbstractUnivariateRealSolver.java
URL: 
http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/analysis/solvers/BaseAbstractUnivariateRealSolver.java?rev=1144821&r1=1144820&r2=1144821&view=diff
==============================================================================
--- 
commons/proper/math/trunk/src/main/java/org/apache/commons/math/analysis/solvers/BaseAbstractUnivariateRealSolver.java
 (original)
+++ 
commons/proper/math/trunk/src/main/java/org/apache/commons/math/analysis/solvers/BaseAbstractUnivariateRealSolver.java
 Sun Jul 10 11:01:56 2011
@@ -17,11 +17,11 @@
 
 package org.apache.commons.math.analysis.solvers;
 
-import org.apache.commons.math.util.Incrementor;
+import org.apache.commons.math.analysis.UnivariateRealFunction;
 import org.apache.commons.math.exception.MaxCountExceededException;
 import org.apache.commons.math.exception.TooManyEvaluationsException;
-import org.apache.commons.math.exception.NullArgumentException;
-import org.apache.commons.math.analysis.UnivariateRealFunction;
+import org.apache.commons.math.util.Incrementor;
+import org.apache.commons.math.util.MathUtils;
 
 /**
  * Provide a default implementation for several functions useful to generic
@@ -168,9 +168,7 @@ public abstract class BaseAbstractUnivar
                          double min, double max,
                          double startValue) {
         // Checks.
-        if (f == null) {
-            throw new NullArgumentException();
-        }
+        MathUtils.checkNotNull(f);
 
         // Reset.
         searchMin = min;