1 package com.googlecode.mp4parser.boxes.piff; 2 3 4 import com.coremedia.iso.Hex; 5 6 import java.lang.Class; 7 import java.lang.IllegalAccessException; 8 import java.lang.InstantiationException; 9 import java.lang.Object; 10 import java.lang.Override; 11 import java.lang.RuntimeException; 12 import java.lang.String; 13 import java.lang.StringBuilder; 14 import java.nio.ByteBuffer; 15 import java.util.HashMap; 16 import java.util.Map; 17 import java.util.UUID; 18 19 20 public class ProtectionSpecificHeader { 21 protected static Map<UUID, Class<? extends ProtectionSpecificHeader>> uuidRegistry = new HashMap<UUID, Class<? extends ProtectionSpecificHeader>>(); 22 ByteBuffer data; 23 24 static { 25 uuidRegistry.put(UUID.fromString("9A04F079-9840-4286-AB92-E65BE0885F95"), PlayReadyHeader.class); 26 } 27 28 @Override 29 public boolean equals(Object obj) { 30 if (obj instanceof ProtectionSpecificHeader) { 31 if (this.getClass().equals(obj.getClass())) { 32 return data.equals(((ProtectionSpecificHeader) obj).data); 33 } 34 } 35 return false; 36 } 37 38 public static ProtectionSpecificHeader createFor(UUID systemId, ByteBuffer bufferWrapper) { 39 final Class<? extends ProtectionSpecificHeader> aClass = uuidRegistry.get(systemId); 40 41 ProtectionSpecificHeader protectionSpecificHeader = new ProtectionSpecificHeader(); 42 if (aClass != null) { 43 try { 44 protectionSpecificHeader = aClass.newInstance(); 45 46 } catch (InstantiationException e) { 47 throw new RuntimeException(e); 48 } catch (IllegalAccessException e) { 49 throw new RuntimeException(e); 50 } 51 } 52 protectionSpecificHeader.parse(bufferWrapper); 53 return protectionSpecificHeader; 54 55 } 56 57 public void parse(ByteBuffer buffer) { 58 data = buffer; 59 60 } 61 62 public ByteBuffer getData() { 63 return data; 64 } 65 66 @Override 67 public String toString() { 68 final StringBuilder sb = new StringBuilder(); 69 sb.append("ProtectionSpecificHeader"); 70 sb.append("{data="); 71 ByteBuffer data = getData().duplicate(); 72 data.rewind(); 73 byte[] bytes = new byte[data.limit()]; 74 data.get(bytes); 75 sb.append(Hex.encodeHex(bytes)); 76 sb.append('}'); 77 return sb.toString(); 78 } 79 } 80
