protected void _decode(AsnInputStream ansIS, int length) throws MAPParsingComponentException, IOException, AsnException { ExtBasicServiceCode serviceItem = null; this.ssCode = null; this.ssStatus = null; this.ssSubscriptionOption = null; this.basicServiceGroupList = null; this.extensionContainer = null; AsnInputStream ais = ansIS.readSequenceStreamData(length); int num = 0; while (true) { if (ais.available() == 0) break; int tag = ais.readTag(); switch (num) { case 0: // ssCode if (ais.getTagClass() != Tag.CLASS_UNIVERSAL || tag != Tag.STRING_OCTET || !ais.isTagPrimitive()) throw new MAPParsingComponentException( "Error while decoding " + _PrimitiveName + ".ssCode: bad tag or tag class or not primitive", MAPParsingComponentExceptionReason.MistypedParameter); this.ssCode = new SSCodeImpl(); ((SSCodeImpl) this.ssCode).decodeAll(ais); break; case 1: // ss-Status if (ais.getTagClass() != Tag.CLASS_CONTEXT_SPECIFIC || tag != _TAG_ss_Status || !ais.isTagPrimitive()) throw new MAPParsingComponentException( "Error while decoding " + _PrimitiveName + "._TAG_ss_Status: bad tag or tag class or not primitive", MAPParsingComponentExceptionReason.MistypedParameter); this.ssStatus = new ExtSSStatusImpl(); ((ExtSSStatusImpl) this.ssStatus).decodeAll(ais); break; default: switch (ais.getTagClass()) { case Tag.CLASS_CONTEXT_SPECIFIC: switch (tag) { case SSSubscriptionOptionImpl._TAG_overrideCategory: case SSSubscriptionOptionImpl._TAG_cliRestrictionOption: this.ssSubscriptionOption = new SSSubscriptionOptionImpl(); ((SSSubscriptionOptionImpl) this.ssSubscriptionOption).decodeAll(ais); break; case _TAG_extensionContainer: if (ais.isTagPrimitive()) throw new MAPParsingComponentException( "Error while decoding " + _PrimitiveName + ".extensionContainer: is primitive", MAPParsingComponentExceptionReason.MistypedParameter); this.extensionContainer = new MAPExtensionContainerImpl(); ((MAPExtensionContainerImpl) this.extensionContainer).decodeAll(ais); break; default: ais.advanceElement(); break; } break; case Tag.CLASS_UNIVERSAL: // basicServiceGroupList switch (tag) { case Tag.SEQUENCE: AsnInputStream ais2 = ais.readSequenceStream(); this.basicServiceGroupList = new ArrayList<ExtBasicServiceCode>(); while (true) { if (ais2.available() == 0) break; ais2.readTag(); serviceItem = new ExtBasicServiceCodeImpl(); ((ExtBasicServiceCodeImpl) serviceItem).decodeAll(ais2); this.basicServiceGroupList.add(serviceItem); } if (this.basicServiceGroupList.size() < 1 && this.basicServiceGroupList.size() > 32) { throw new MAPParsingComponentException( "Error while decoding " + _PrimitiveName + ": Parameter basicServiceGroupList size must be from 1 to 32, found: " + this.basicServiceGroupList.size(), MAPParsingComponentExceptionReason.MistypedParameter); } break; default: ais.advanceElement(); break; } break; default: ais.advanceElement(); break; } break; } num++; } if (this.ssCode == null) throw new MAPParsingComponentException( "Error while decoding " + _PrimitiveName + ": ssCode required.", MAPParsingComponentExceptionReason.MistypedParameter); if (this.ssStatus == null) throw new MAPParsingComponentException( "Error while decoding " + _PrimitiveName + ": ssStatus required.", MAPParsingComponentExceptionReason.MistypedParameter); }