Merge some string literals

Author: garydgregory

src/main/java/org/apache/commons/beanutils2/converters/DateTimeConverter.java

@@ -620,7 +620,7 @@ private <T> T toDate(final Class<T> type, final String value) {
             try {
                 return type.cast(java.sql.Timestamp.valueOf(value));
             } catch (final IllegalArgumentException e) {
-                throw new ConversionException("String must be in JDBC format [yyyy-MM-dd HH:mm:ss.fffffffff] " + "to create a java.sql.Timestamp");
+                throw new ConversionException("String must be in JDBC format [yyyy-MM-dd HH:mm:ss.fffffffff] to create a java.sql.Timestamp");
             }
         }
 

src/main/java/org/apache/commons/beanutils2/converters/NumberConverter.java

@@ -206,7 +206,7 @@ private NumberFormat getFormat() {
                 format = new DecimalFormat(pattern);
             } else {
                 if (log().isDebugEnabled()) {
-                    log().debug("    Using pattern '" + pattern + "'" + " with Locale[" + locale + "]");
+                    log().debug("    Using pattern '" + pattern + "' with Locale[" + locale + "]");
                 }
                 final DecimalFormatSymbols symbols = new DecimalFormatSymbols(locale);
                 format = new DecimalFormat(pattern, symbols);

src/main/java/org/apache/commons/beanutils2/converters/PointConverter.java

@@ -75,7 +75,7 @@ protected <T> T convertToType(final Class<T> type, final Object value) throws Th
             final String[] xy = POINT_SPLIT.split(coordinates);
 
             if (xy.length != 2) {
-                throw new IllegalArgumentException("Point must have an x coordinate, and y coordinate only, " + "expecting the following format: (40, 200)");
+                throw new IllegalArgumentException("Point must have an x coordinate, and y coordinate only, expecting the following format: (40, 200)");
             }
 
             final int x = Integer.parseInt(xy[0]);

src/test/java/org/apache/commons/beanutils2/BeanMapTest.java

@@ -279,7 +279,7 @@ void testBeanMapClone() {
                 assertTrue(map2.containsKey(key), "Cloned BeanMap should contain the same keys");
             }
         } catch (final CloneNotSupportedException exception) {
-            fail("BeanMap.clone() should not throw a " + "CloneNotSupportedException when clone should succeed.");
+            fail("BeanMap.clone() should not throw a CloneNotSupportedException when clone should succeed.");
         }
     }
 

src/test/java/org/apache/commons/beanutils2/memoryleaktests/MemoryLeakTest.java

@@ -148,7 +148,7 @@ private String getMemoryStats() {
         final long free = runtime.freeMemory() / 1024;
         final long total = runtime.totalMemory() / 1024;
         final long used = total - free;
-        return "MEMORY - Total: " + fmt.format(total) + "k " + "Used: " + fmt.format(used) + "k " + "Free: " + fmt.format(free) + "k";
+        return "MEMORY - Total: " + fmt.format(total) + "k Used: " + fmt.format(used) + "k Free: " + fmt.format(free) + "k";
     }
 
     /**