package ex; import javax.persistence.Cache; public class SJVU_Sample { public void test14using15(int i) { Integer ii = Integer.valueOf(i); StringBuilder sb = new StringBuilder(); sb.append(ii.intValue()); } public void fpExternalJavax() { Cache c = new Cache() { @Override public boolean contains(Class arg0, Object arg1) { return false; } @Override public void evict(Class arg0, Object arg1) { } @Override public void evict(Class arg0) { } @Override public void evictAll() { } @Override public <T> T unwrap(Class<T> arg0) { return null; } }; } }