/** * Writes an attribute in IntegerSyntax into the stream. * @param attribute the attribute * @throws IOException if thrown by the stream */ private void write(IntegerSyntax attribute) throws IOException { String name = ((Attribute) attribute).getName(); out.writeByte(IppValueTag.INTEGER); out.writeShort(name.length()); out.write(name.getBytes()); out.writeShort(4); // length, integer is 4 bytes out.writeInt(attribute.getValue()); }
/** * Writes the given attribute groups of the given map instance * (key=group, values=set of attributes) into the supplied data * output stream. * * @param attributes the set with the attributes. * * @throws IOException if thrown by the used DataOutputStream. * @throws IppException if unknown attributes occur. */ public void writeAttributes(AttributeSet attributes) throws IOException, IppException { Attribute[] attributeArray = attributes.toArray(); for (int i = 0; i < attributeArray.length; i++) { logger.log(Component.IPP, "Attribute: Name: <" + attributeArray[i] .getCategory().getName() + "> Value: <" + attributeArray[i].toString() + ">"); if (attributeArray[i] instanceof IntegerSyntax) write((IntegerSyntax) attributeArray[i]); else if (attributeArray[i] instanceof TextSyntax) write((TextSyntax) attributeArray[i]); else if (attributeArray[i] instanceof DateTimeSyntax) write((DateTimeSyntax) attributeArray[i]); else if (attributeArray[i] instanceof ResolutionSyntax) write((ResolutionSyntax) attributeArray[i]); else if (attributeArray[i] instanceof SetOfIntegerSyntax) write((SetOfIntegerSyntax) attributeArray[i]); else if (attributeArray[i] instanceof EnumSyntax) write((EnumSyntax) attributeArray[i]); else if (attributeArray[i] instanceof URISyntax) write((URISyntax) attributeArray[i]); else if (attributeArray[i] instanceof CharsetSyntax) write((CharsetSyntax) attributeArray[i]); else if (attributeArray[i] instanceof NaturalLanguageSyntax) write((NaturalLanguageSyntax) attributeArray[i]); else if (attributeArray[i] instanceof RequestedAttributes) write((RequestedAttributes) attributeArray[i]); else throw new IppException("Unknown syntax type"); } }
/** * @see PrintService#isAttributeValueSupported(Attribute, DocFlavor, AttributeSet) */ public boolean isAttributeValueSupported(Attribute attrval, DocFlavor flavor, AttributeSet attributes) { // just redirect to getSupportedAttributeValues Object values = getSupportedAttributeValues(attrval.getCategory(), flavor, attributes); // null means none supported if (values == null) return false; // object may be an array if (values.getClass().isArray()) return Arrays.asList((Object[]) values).contains(attrval); // may be a single instance of the category (value is irrelevant) if (values.getClass().equals(attrval.getCategory())) return true; // a single instance of another class to give the bounds // copies if (values.getClass().equals(CopiesSupported.class)) return ((CopiesSupported) values).contains((IntegerSyntax) attrval); // number up if (values.getClass().equals(NumberUpSupported.class)) return ((NumberUpSupported) values).contains((IntegerSyntax) attrval); // job priority if (values.getClass().equals(JobPrioritySupported.class)) { JobPriority priority = (JobPriority) attrval; JobPrioritySupported maxSupported = (JobPrioritySupported) values; if (priority.getValue() < maxSupported.getValue()) return true; } // I am unsure if these might also show up - not yet found a printer where // Suns implementation supports them: // JobImpressionsSupported, JobKOctetsSupported, JobMediaSheetsSupported return false; }
@Override public int getCopies() { return ((IntegerSyntax) attributes.get(Copies.class)).getValue(); }
public static Object getIppValue(Attribute attr, byte ippvtag) { Object o = null; switch (ippvtag) { // integer values for the "value-tag" field. case IppAttribute.TAG_BOOLEAN: case IppAttribute.TAG_INTEGER: case IppAttribute.TAG_ENUM: if (attr instanceof IntegerSyntax) { o = new Integer(((IntegerSyntax) attr).getValue()); } else if (attr instanceof EnumSyntax) { o = new Integer(((EnumSyntax) attr).getValue()); } else if (attr instanceof DateTimeSyntax || attr instanceof ResolutionSyntax || attr instanceof SetOfIntegerSyntax || attr instanceof Size2DSyntax || attr instanceof TextSyntax || attr instanceof URISyntax) { // TODO - process other attr's types } break; // octetString values for the "value-tag" field. case IppAttribute.TAG_DATETIME: case IppAttribute.TAG_RESOLUTION: case IppAttribute.TAG_RANGEOFINTEGER: case IppAttribute.TAG_OCTETSTRINGUNSPECIFIEDFORMAT: case IppAttribute.TAG_TEXTWITHLANGUAGE: case IppAttribute.TAG_NAMEWITHLANGUAGE: if (attr instanceof IntegerSyntax) { // TODO - it seems that this needs to be fixed o = new Integer(((IntegerSyntax) attr).toString()); } else if (attr instanceof EnumSyntax) { // TODO - it seems that this needs to be fixed o = new Integer(((EnumSyntax) attr).toString()); } else if (attr instanceof DateTimeSyntax || attr instanceof ResolutionSyntax || attr instanceof SetOfIntegerSyntax || attr instanceof Size2DSyntax) { // TODO - process other attr's types } else if (attr instanceof TextSyntax) { // TODO - it seems that this needs to be fixed o = new Integer(((TextSyntax) attr).toString()); } else if (attr instanceof URISyntax) { // TODO - it seems that this needs to be fixed o = new Integer(((URISyntax) attr).toString()); } break; // character-string values for the "value-tag" field case IppAttribute.TAG_TEXTWITHOUTLANGUAGE: case IppAttribute.TAG_NAMEWITHOUTLANGUAGE: case IppAttribute.TAG_KEYWORD: case IppAttribute.TAG_URI: case IppAttribute.TAG_URISCHEME: case IppAttribute.TAG_CHARSET: case IppAttribute.TAG_NATURAL_LANGUAGE: case IppAttribute.TAG_MIMEMEDIATYPE: if (attr instanceof IntegerSyntax) { o = ((IntegerSyntax) attr).toString(); } else if (attr instanceof EnumSyntax) { o = ((EnumSyntax) attr).toString(); } else if (attr instanceof DateTimeSyntax || attr instanceof ResolutionSyntax || attr instanceof SetOfIntegerSyntax || attr instanceof Size2DSyntax) { // TODO - process other attr's types } else if (attr instanceof TextSyntax) { o = ((TextSyntax) attr).toString(); } else if (attr instanceof URISyntax) { o = ((URISyntax) attr).toString(); } break; default: break; } return o; }
/** * Returns the number of copies to be printed. * * @return The number of copies to be printed. */ public int getCopies() { return ((IntegerSyntax)attributes.get( jobNameClass )).getValue(); }
