Use preferred spelling for "cannot"

Author: garydgregory

src/main/java/org/apache/commons/beanutils/ConstructorUtils.java

@@ -50,7 +50,7 @@ public class ConstructorUtils {
      * @param <T> the type of the constructor
      * @param klass the class to be constructed
      * @param parameterType The constructor parameter type
-     * @return null if matching accessible constructor can not be found.
+     * @return null if matching accessible constructor cannot be found.
      * @see Class#getConstructor
      * @see #getAccessibleConstructor(java.lang.reflect.Constructor)
      */
@@ -67,7 +67,7 @@ public static <T> Constructor<T> getAccessibleConstructor(
      * @param <T> the type to be constructed
      * @param klass the class to be constructed
      * @param parameterTypes the parameter array
-     * @return null if matching accessible constructor can not be found
+     * @return null if matching accessible constructor cannot be found
      * @see Class#getConstructor
      * @see #getAccessibleConstructor(java.lang.reflect.Constructor)
      */
@@ -87,7 +87,7 @@ public static <T> Constructor<T> getAccessibleConstructor(
      * Returns accessible version of the given constructor.
      * @param <T> the type of the constructor
      * @param ctor prototype constructor object.
-     * @return <code>null</code> if accessible constructor can not be found.
+     * @return <code>null</code> if accessible constructor cannot be found.
      * @see java.lang.SecurityManager
      */
     public static <T> Constructor<T> getAccessibleConstructor(final Constructor<T> ctor) {

src/main/java/org/apache/commons/beanutils/locale/converters/FloatLocaleConverter.java

@@ -202,7 +202,7 @@ public FloatLocaleConverter(final Object defaultValue, final Locale locale, fina
    /**
     * Convert the specified locale-sensitive input object into an output object of the
     * specified type.  This method will return Float value or throw exception if value
-    * can not be stored in the Float.
+    * cannot be stored in the Float.
     *
     * @param value The input object to be converted
     * @param pattern The pattern is used for the convertion