/**
* Tests the equality is realm independant
*
* @throws Exception
*/
public void testEquals() throws Exception {
ClassWorld cw = new ClassWorld();
ClassRealm r1 = cw.newRealm("test1");
ClassRealm r2 = cw.newRealm("test2");
Entry entry1 = new Entry(r1, "org.test");
Entry entry2 = new Entry(r2, "org.test");
assertTrue("entry1 == entry2", entry1.equals(entry2));
assertTrue("entry1.hashCode() == entry2.hashCode()", entry1.hashCode() == entry2.hashCode());
}
/**
* Returns the hash code value for this Map as per the definition in the Map interface.
*
* @see Map#hashCode()
* @since 1.2
*/
public synchronized int hashCode() {
/*
* This code detects the recursion caused by computing the hash code
* of a self-referential hash table and prevents the stack overflow
* that would otherwise result. This allows certain 1.1-era
* applets with self-referential hash tables to work. This code
* abuses the loadFactor field to do double-duty as a hashCode
* in progress flag, so as not to worsen the space performance.
* A negative load factor indicates that hash code computation is
* in progress.
*/
int h = 0;
if (count == 0 || loadFactor < 0) return h; // Returns zero
loadFactor = -loadFactor; // Mark hashCode computation in progress
Entry<?, ?>[] tab = table;
for (Entry<?, ?> entry : tab) {
while (entry != null) {
h += entry.hashCode();
entry = entry.next;
}
}
loadFactor = -loadFactor; // Mark hashCode computation complete
return h;
}
/* */ public String addSymbol(String symbol) /* */ {
/* 97 */ int hash = hash(symbol);
/* 98 */ int bucket = hash % this.fTableSize;
/* 99 */ int length = symbol.length();
/* 100 */ for (Entry entry = this.fBuckets[bucket]; entry != null; entry = entry.next) {
/* 101 */ if ((length == entry.characters.length)
&& (hash == entry.hashCode)
&&
/* 102 */ (symbol.regionMatches(0, entry.symbol, 0, length))) {
/* 103 */ return entry.symbol;
/* */ }
/* */
/* */ }
/* */
/* 121 */ Entry entry = new Entry(symbol, this.fBuckets[bucket]);
/* 122 */ entry.hashCode = hash;
/* 123 */ this.fBuckets[bucket] = entry;
/* 124 */ return entry.symbol;
/* */ }
/* */ public String addSymbol(char[] buffer, int offset, int length) /* */ {
/* 140 */ int hash = hash(buffer, offset, length);
/* 141 */ int bucket = hash % this.fTableSize;
/* 142 */ label93:
for (Entry entry = this.fBuckets[bucket]; entry != null; entry = entry.next) {
/* 143 */ if ((length == entry.characters.length) && (hash == entry.hashCode)) {
/* 144 */ for (int i = 0; i < length; i++) {
/* 145 */ if (buffer[(offset + i)] != entry.characters[i]) {
/* */ break label93;
/* */ }
/* */ }
/* 149 */ return entry.symbol;
/* */ }
/* */
/* */ }
/* */
/* 154 */ Entry entry = new Entry(buffer, offset, length, this.fBuckets[bucket]);
/* 155 */ this.fBuckets[bucket] = entry;
/* 156 */ entry.hashCode = hash;
/* 157 */ return entry.symbol;
/* */ }