Author: erodriguez Date: Mon Jan 10 23:14:50 2005 New Revision: 124894 URL: http://svn.apache.org/viewcvs?view=rev&rev=124894 Log: DNS Resource Record decoding. Added: incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/ResourceRecordDecoder.java Modified: incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/DnsMessageDecoder.java
Modified: incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/DnsMessageDecoder.java Url: http://svn.apache.org/viewcvs/incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/DnsMessageDecoder.java?view=diff&rev=124894&p1=incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/DnsMessageDecoder.java&r1=124893&p2=incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/DnsMessageDecoder.java&r2=124894 ============================================================================== --- incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/DnsMessageDecoder.java (original) +++ incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/DnsMessageDecoder.java Mon Jan 10 23:14:50 2005 @@ -79,8 +79,15 @@ byte[] data = new byte[ dataLength ]; byteBuffer.get( data ); - records[ ii ] = new ResourceRecord( domainName, recordType, + try + { + records[ ii ] = ResourceRecordDecoder.getInstance( domainName, recordType, recordClass, timeToLive, data ); + } + catch (Exception e) + { + e.printStackTrace(); + } } return records; Added: incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/ResourceRecordDecoder.java Url: http://svn.apache.org/viewcvs/incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/ResourceRecordDecoder.java?view=auto&rev=124894 ============================================================================== --- (empty file) +++ incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/ResourceRecordDecoder.java Mon Jan 10 23:14:50 2005 @@ -0,0 +1,75 @@ +/* + * Copyright 2005 The Apache Software Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package org.apache.dns.io; + +import org.apache.dns.DnsException; +import org.apache.dns.records.RecordClass; +import org.apache.dns.records.RecordType; +import org.apache.dns.records.ResourceRecord; +import org.apache.dns.records.internet.AddressRecord; +import org.apache.dns.records.internet.WellKnownServicesRecord; +import org.apache.dns.records.standard.CanonicalNameRecord; +import org.apache.dns.records.standard.HostInformationRecord; +import org.apache.dns.records.standard.MailExchangeRecord; +import org.apache.dns.records.standard.MailInformationRecord; +import org.apache.dns.records.standard.NameServerRecord; +import org.apache.dns.records.standard.PointerRecord; +import org.apache.dns.records.standard.StartOfAuthorityRecord; +import org.apache.dns.records.standard.TextRecord; + +public class ResourceRecordDecoder +{ + public static ResourceRecord getInstance( String domainName, RecordType recordType, + RecordClass recordClass, int timeToLive, byte[] resourceData ) + throws DnsException + { + if ( recordClass != RecordClass.IN ) + { + throw new DnsException( "Unsupported record class: " + recordClass ); + } + + int tag = recordType.getOrdinal(); + + switch (tag) + { + case 1: + return new AddressRecord( domainName, timeToLive, resourceData ); + case 2: + return new NameServerRecord( domainName, timeToLive, resourceData ); + case 5: + return new CanonicalNameRecord( domainName, timeToLive, resourceData ); + case 6: + return new StartOfAuthorityRecord( domainName, timeToLive, resourceData ); + case 11: + return new WellKnownServicesRecord( domainName, timeToLive, resourceData ); + case 12: + return new PointerRecord( domainName, timeToLive, resourceData ); + case 13: + return new HostInformationRecord( domainName, timeToLive, resourceData ); + case 14: + return new MailInformationRecord( domainName, timeToLive, resourceData ); + case 15: + return new MailExchangeRecord( domainName, timeToLive, resourceData ); + case 16: + return new TextRecord( domainName, timeToLive, resourceData ); + default: + throw new DnsException( "Unsupported or bad option code: " + tag ); + } + } +} +
