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make abbreviation maps immutable, andand add void:V for the sake of completeness 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@1512811 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Matthew Jason Benson 2013-08-10 18:04:12 +00:00
parent 609319df22
commit 1d6ab5b8c0
1 changed files with 18 additions and 21 deletions
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39
src/main/java/org/apache/commons/lang3/ClassUtils.java
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@ -104,36 +104,33 @@ public class ClassUtils {
/**
* Maps a primitive class name to its corresponding abbreviation used in array class names.
*/
private static final Map<String, String> abbreviationMap = new HashMap<String, String>();
private static final Map<String, String> abbreviationMap;
/**
* Maps an abbreviation used in array class names to corresponding primitive class name.
*/
private static final Map<String, String> reverseAbbreviationMap = new HashMap<String, String>();
/**
* Add primitive type abbreviation to maps of abbreviations.
*
* @param primitive Canonical name of primitive type
* @param abbreviation Corresponding abbreviation of primitive type
*/
private static void addAbbreviation(final String primitive, final String abbreviation) {
abbreviationMap.put(primitive, abbreviation);
reverseAbbreviationMap.put(abbreviation, primitive);
}
private static final Map<String, String> reverseAbbreviationMap;
/**
* Feed abbreviation maps
*/
static {
addAbbreviation("int", "I");
addAbbreviation("boolean", "Z");
addAbbreviation("float", "F");
addAbbreviation("long", "J");
addAbbreviation("short", "S");
addAbbreviation("byte", "B");
addAbbreviation("double", "D");
addAbbreviation("char", "C");
final Map<String, String> m = new HashMap<String, String>();
m.put("int", "I");
m.put("boolean", "Z");
m.put("float", "F");
m.put("long", "J");
m.put("short", "S");
m.put("byte", "B");
m.put("double", "D");
m.put("char", "C");
m.put("void", "V");
final Map<String, String> r = new HashMap<String, String>();
for (Map.Entry<String, String> e : m.entrySet()) {
r.put(e.getValue(), e.getKey());
}
abbreviationMap = Collections.unmodifiableMap(m);
reverseAbbreviationMap = Collections.unmodifiableMap(r);
}
/**