protected Pattern getPattern()

in camel-upgrade-recipes/src/main/java/org/apache/camel/upgrade/AbstractCamelJavaVisitor.java [151:162]


    protected Pattern getPattern(String pattern) {
        synchronized (patterns) {
            Pattern p = patterns.get(pattern);

            if (p == null) {
                p = Pattern.compile(pattern);
                patterns.put(pattern, p);
            }

            return p;
        }
    }