Java DNSRecordClass.CLASS_ANY属性代码示例

/**
 * Get all matching DNS entries from the table.
 *
 * @param name
 * @param type
 * @param recordClass
 * @return list of entries
 */
public synchronized Collection<? extends DNSEntry> getDNSEntryList(String name, DNSRecordType type, DNSRecordClass recordClass) {
    Collection<? extends DNSEntry> entryList = this._getDNSEntryList(name);
    if (entryList != null) {
        entryList = new ArrayList<DNSEntry>(entryList);
        for (Iterator<? extends DNSEntry> i = entryList.iterator(); i.hasNext();) {
            DNSEntry testDNSEntry = i.next();
            if (!testDNSEntry.getRecordType().equals(type) || ((DNSRecordClass.CLASS_ANY != recordClass) && !testDNSEntry.getRecordClass().equals(recordClass))) {
                i.remove();
            }
        }
    } else {
        entryList = Collections.emptyList();
    }
    return entryList;
}
 

/**
 * Get a matching DNS entry from the table.
 *
 * @param name
 * @param type
 * @param recordClass
 * @return DNSEntry
 */
public synchronized DNSEntry getDNSEntry(String name, DNSRecordType type, DNSRecordClass recordClass)
{
    DNSEntry result = null;
    Collection<? extends DNSEntry> entryList = this.getDNSEntryList(name);
    if (entryList != null)
    {
        for (DNSEntry testDNSEntry : entryList)
        {
            if (testDNSEntry.getRecordType().equals(type) && ((DNSRecordClass.CLASS_ANY == recordClass) || testDNSEntry.getRecordClass().equals(recordClass)))
            {
                result = testDNSEntry;
                break;
            }
        }
    }
    return result;
}
 

/**
 * Create a series of answer that correspond with the give service info.
 *
 * @param recordClass
 *            record class of the query
 * @param unique
 * @param ttl
 * @param localHost
 * @return collection of answers
 */
public Collection<DNSRecord> answers(DNSRecordClass recordClass, boolean unique, int ttl, HostInfo localHost) {
    List<DNSRecord> list = new ArrayList<DNSRecord>();
    // [PJYF Dec 6 2011] This is bad hack as I don't know what the spec should really means in this case. i.e. what is the class of our registered services.
    if ((recordClass == DNSRecordClass.CLASS_ANY) || (recordClass == DNSRecordClass.CLASS_IN)) {
        if (this.getSubtype().length() > 0) {
            list.add(new Pointer(this.getTypeWithSubtype(), DNSRecordClass.CLASS_IN, DNSRecordClass.NOT_UNIQUE, ttl, this.getQualifiedName()));
        }
        list.add(new Pointer(this.getType(), DNSRecordClass.CLASS_IN, DNSRecordClass.NOT_UNIQUE, ttl, this.getQualifiedName()));
        list.add(new Service(this.getQualifiedName(), DNSRecordClass.CLASS_IN, unique, ttl, _priority, _weight, _port, localHost.getName()));
        list.add(new Text(this.getQualifiedName(), DNSRecordClass.CLASS_IN, unique, ttl, this.getTextBytes()));
    }
    return list;
}
 

/**
 * Get a matching DNS entry from the table.
 *
 * @param name
 * @param type
 * @param recordClass
 * @return DNSEntry
 */
public synchronized DNSEntry getDNSEntry(String name, DNSRecordType type, DNSRecordClass recordClass) {
    DNSEntry result = null;
    Collection<? extends DNSEntry> entryList = this._getDNSEntryList(name);
    if (entryList != null) {
        for (DNSEntry testDNSEntry : entryList) {
            if (testDNSEntry.getRecordType().equals(type) && ((DNSRecordClass.CLASS_ANY == recordClass) || testDNSEntry.getRecordClass().equals(recordClass))) {
                result = testDNSEntry;
                break;
            }
        }
    }
    return result;
}
 

/**
 * Check if the requested record class match the current record class
 *
 * @param recordClass
 * @return <code>true</code> if the two entries have compatible class, <code>false</code> otherwise
 */
public boolean matchRecordClass(DNSRecordClass recordClass) {
    return (DNSRecordClass.CLASS_ANY == recordClass) || (DNSRecordClass.CLASS_ANY == this.getRecordClass()) || this.getRecordClass().equals(recordClass);
}
 

/**
 * Check if two entries have exactly the same name, type, and class.
 * 
 * @param entry
 * @return <code>true</code> if the two entries have are for the same record, <code>false</code> otherwise
 */
public boolean isSameEntry(DNSEntry entry) {
    return this.getKey().equals(entry.getKey()) && this.getRecordType().equals(entry.getRecordType()) && ((DNSRecordClass.CLASS_ANY == entry.getRecordClass()) || this.getRecordClass().equals(entry.getRecordClass()));
}
 

/**
 * Check if two entries have exactly the same name, type, and class.
 *
 * @param entry
 *
 * @return <code>true</code> if the two entries have are for the same record, <code>false</code> otherwise
 */
public boolean isSameEntry(DNSEntry entry)
{
    return this.getKey().equals(entry.getKey()) && this.getRecordType().equals(entry.getRecordType()) && ((DNSRecordClass.CLASS_ANY == entry.getRecordClass()) || this.getRecordClass().equals(entry.getRecordClass()));
}