diff options
Diffstat (limited to 'libjava/classpath/gnu/javax/print/ipp/IppPrintService.java')
| -rw-r--r-- | libjava/classpath/gnu/javax/print/ipp/IppPrintService.java | 924 |
1 files changed, 924 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/javax/print/ipp/IppPrintService.java b/libjava/classpath/gnu/javax/print/ipp/IppPrintService.java new file mode 100644 index 000000000..9ce41c774 --- /dev/null +++ b/libjava/classpath/gnu/javax/print/ipp/IppPrintService.java @@ -0,0 +1,924 @@ +/* IppPrintService.java -- + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.javax.print.ipp; + +import gnu.classpath.SystemProperties; +import gnu.classpath.debug.Component; +import gnu.classpath.debug.SystemLogger; +import gnu.javax.print.ipp.attribute.DefaultValueAttribute; +import gnu.javax.print.ipp.attribute.RequestedAttributes; +import gnu.javax.print.ipp.attribute.defaults.CopiesDefault; +import gnu.javax.print.ipp.attribute.defaults.FinishingsDefault; +import gnu.javax.print.ipp.attribute.defaults.JobHoldUntilDefault; +import gnu.javax.print.ipp.attribute.defaults.JobPriorityDefault; +import gnu.javax.print.ipp.attribute.defaults.JobSheetsDefault; +import gnu.javax.print.ipp.attribute.defaults.MediaDefault; +import gnu.javax.print.ipp.attribute.defaults.MultipleDocumentHandlingDefault; +import gnu.javax.print.ipp.attribute.defaults.NumberUpDefault; +import gnu.javax.print.ipp.attribute.defaults.OrientationRequestedDefault; +import gnu.javax.print.ipp.attribute.defaults.PrintQualityDefault; +import gnu.javax.print.ipp.attribute.defaults.PrinterResolutionDefault; +import gnu.javax.print.ipp.attribute.defaults.SidesDefault; +import gnu.javax.print.ipp.attribute.printer.DocumentFormat; +import gnu.javax.print.ipp.attribute.supported.CompressionSupported; +import gnu.javax.print.ipp.attribute.supported.DocumentFormatSupported; +import gnu.javax.print.ipp.attribute.supported.FinishingsSupported; +import gnu.javax.print.ipp.attribute.supported.JobHoldUntilSupported; +import gnu.javax.print.ipp.attribute.supported.JobSheetsSupported; +import gnu.javax.print.ipp.attribute.supported.MediaSupported; +import gnu.javax.print.ipp.attribute.supported.MultipleDocumentHandlingSupported; +import gnu.javax.print.ipp.attribute.supported.OperationsSupported; +import gnu.javax.print.ipp.attribute.supported.OrientationRequestedSupported; +import gnu.javax.print.ipp.attribute.supported.PageRangesSupported; +import gnu.javax.print.ipp.attribute.supported.PrintQualitySupported; +import gnu.javax.print.ipp.attribute.supported.PrinterResolutionSupported; +import gnu.javax.print.ipp.attribute.supported.PrinterUriSupported; +import gnu.javax.print.ipp.attribute.supported.SidesSupported; + +import java.io.IOException; +import java.lang.reflect.Field; +import java.net.URI; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Date; +import java.util.HashSet; +import java.util.Iterator; +import java.util.List; +import java.util.Map; +import java.util.Set; +import java.util.logging.Logger; + +import javax.print.DocFlavor; +import javax.print.DocPrintJob; +import javax.print.PrintService; +import javax.print.ServiceUIFactory; +import javax.print.attribute.Attribute; +import javax.print.attribute.AttributeSet; +import javax.print.attribute.AttributeSetUtilities; +import javax.print.attribute.HashAttributeSet; +import javax.print.attribute.HashPrintServiceAttributeSet; +import javax.print.attribute.IntegerSyntax; +import javax.print.attribute.PrintServiceAttribute; +import javax.print.attribute.PrintServiceAttributeSet; +import javax.print.attribute.standard.Compression; +import javax.print.attribute.standard.Copies; +import javax.print.attribute.standard.CopiesSupported; +import javax.print.attribute.standard.Fidelity; +import javax.print.attribute.standard.Finishings; +import javax.print.attribute.standard.JobHoldUntil; +import javax.print.attribute.standard.JobImpressions; +import javax.print.attribute.standard.JobImpressionsSupported; +import javax.print.attribute.standard.JobKOctets; +import javax.print.attribute.standard.JobKOctetsSupported; +import javax.print.attribute.standard.JobMediaSheets; +import javax.print.attribute.standard.JobMediaSheetsSupported; +import javax.print.attribute.standard.JobName; +import javax.print.attribute.standard.JobPriority; +import javax.print.attribute.standard.JobPrioritySupported; +import javax.print.attribute.standard.JobSheets; +import javax.print.attribute.standard.Media; +import javax.print.attribute.standard.MultipleDocumentHandling; +import javax.print.attribute.standard.NumberUp; +import javax.print.attribute.standard.NumberUpSupported; +import javax.print.attribute.standard.OrientationRequested; +import javax.print.attribute.standard.PageRanges; +import javax.print.attribute.standard.PrintQuality; +import javax.print.attribute.standard.PrinterName; +import javax.print.attribute.standard.PrinterResolution; +import javax.print.attribute.standard.PrinterURI; +import javax.print.attribute.standard.RequestingUserName; +import javax.print.attribute.standard.Sides; +import javax.print.event.PrintServiceAttributeListener; + + +/** + * Implementation of the PrintService interface + * for IPP based printers. + * + * @author Wolfgang Baer (WBaer@gmx.de) + */ +public class IppPrintService implements PrintService +{ + /** + * A Map with sets of attributes. + * key: A attribute category + * value: A set with values + * + * IPP may return sets of attributes e.g. for supported + * compression methods so we need to map to sets here. + */ + private Map<Class<? extends Attribute>, Set<Attribute>> printerAttr; + + /** The set of listeners.*/ + private HashSet<PrintServiceAttributeListener> printServiceAttributeListener; + + /** The username. */ + private transient String user; + + /** The password of the user. */ + private transient String passwd; + + /** The name of this print service. */ + private String name; + + /** The list of supported document flavors. */ + private List<DocFlavor> flavors; + + /** The standard printer URI. */ + private PrinterURI printerUri; + + /** The list of all supported printer URIs. */ + private ArrayList<PrinterURI> printerUris; + + /** + * Logger for tracing - enable by passing + * -Dgnu.classpath.debug.components=ipp to the vm. + */ + static final Logger logger = SystemLogger.SYSTEM; + + /** + * requesting-user-name defaults to the executing user. + */ + public static final RequestingUserName REQUESTING_USER_NAME; + + /** + * job-name defaults to "Java Printing". + */ + public static final JobName JOB_NAME; + + static + { + JOB_NAME = new JobName("Java Printing", null); + REQUESTING_USER_NAME = new RequestingUserName( + SystemProperties.getProperty("user.name", ""), null); + } + + // TODO Implement service listener notification and change detection. + + /** + * Creates a <code>IppPrintService</code> object. + * + * @param uri the URI of the IPP printer. + * @param username the user of this print service. + * @param password the password of the user. + * + * @throws IppException if an error during connection occurs. + */ + public IppPrintService(URI uri, String username, String password) + throws IppException + { + printerUri = new PrinterURI(uri); + user = username; + passwd = password; + + printServiceAttributeListener = + new HashSet<PrintServiceAttributeListener>(); + + printerAttr = getPrinterAttributes(); + processResponse(); + } + + /** + * Fetches all printer attributes from the IPP printer. + * + * @return The Map with the printer attributes. + * @throws IppException if an error occurs. + */ + private Map<Class<? extends Attribute>, Set<Attribute>> getPrinterAttributes() + throws IppException + { + IppResponse response = null; + + try + { + IppRequest request = new IppRequest(printerUri.getURI(), user, passwd); + + int operation = OperationsSupported.GET_PRINTER_ATTRIBUTES.getValue(); + request.setOperationID((short) operation); + request.setOperationAttributeDefaults(); + request.addOperationAttribute(printerUri); + + response = request.send(); + } + catch (IOException e) + { + throw new IppException("IOException in IPP request/response.", e); + } + + return response.getPrinterAttributes().get(0); + } + + /** + * Extracts the set of attribute values for a given + * attribute category from the printer attributes map. + * + * @param attributeClass the category + * @return The set of attributes of the category. + */ + private <T extends Attribute> Set<T> getPrinterAttributeSet(Class<T> attributeClass) + { + Set<Attribute> set = printerAttr.get(attributeClass); + Set<T> attSet = new HashSet<T>(); + for (Attribute att : set) + attSet.add(attributeClass.cast(att)); + return attSet; + } + + /** + * Extracts the default attribute value for the given + * default attribute category from the printer attributes map. + * + * @param attributeClass the category + * @return The default attribute. + * + * @throws ClassCastException if attributClass is not an + * instance of <code>DefaultValueAttribute</code>. + */ + private Attribute getPrinterDefaultAttribute(Class<? extends Attribute> attributeClass) + { + Set<Attribute> set = printerAttr.get(attributeClass); + return ((DefaultValueAttribute) set.toArray()[0]).getAssociatedAttribute(); + } + + /** + * Processes the response, sorts and splits the attributes. + */ + private void processResponse() + { + // printer name + PrinterName[] tmp = getPrinterAttributeSet(PrinterName.class).toArray(new PrinterName[1]); + name = tmp[0].getValue(); + + // supported flavors + // TODO Check if charsets-supported are charsets that are actually supported + // for text doc flavors as cups doesn't send charset parameters + + // utf-8 is supported at least - so we go with this only for now + flavors = new ArrayList<DocFlavor>(); + Set<DocumentFormatSupported> flavorAttributes = getPrinterAttributeSet(DocumentFormatSupported.class); + if (flavorAttributes != null) + { + for (DocumentFormatSupported dfs : flavorAttributes) + { + String mimeType = dfs.getValue(); + + if (mimeType.equals("text/plain")) + { + flavors.add(DocFlavor.CHAR_ARRAY.TEXT_PLAIN); + flavors.add(DocFlavor.READER.TEXT_PLAIN); + flavors.add(DocFlavor.STRING.TEXT_PLAIN); + + // add utf-8 + mimeType = mimeType + "; charset=utf-8"; + } + else if (mimeType.equals("text/html")) + { + flavors.add(DocFlavor.CHAR_ARRAY.TEXT_HTML); + flavors.add(DocFlavor.READER.TEXT_HTML); + flavors.add(DocFlavor.STRING.TEXT_HTML); + + // add utf-8 + mimeType = mimeType + "; charset=utf-8"; + } + + // Process the predefined DocFlavors and if mimetype is + // equal put them into the flavors array - otherwise + // just build them as binarie class representation. + boolean changed = false; + try + { + Class<?>[] clazzes = new Class<?>[] { DocFlavor.BYTE_ARRAY.class, + DocFlavor.INPUT_STREAM.class, + DocFlavor.URL.class + }; + + for (int j = 0; j < clazzes.length; j++) + { + Field[] fields = clazzes[j].getDeclaredFields(); + for (int i = 0; i < fields.length; i++) + { + if (fields[i].getType().equals(clazzes[j])) + { + DocFlavor flavor = (DocFlavor) fields[i].get(null); + if (flavor.getMimeType().equals(mimeType)) + changed = flavors.add(flavor); + } + } + } + if (!changed) // not in predefined constants of DocFlavor + { + // everything should be supported as binary stuff + flavors.add(new DocFlavor(mimeType, "[B")); + flavors.add(new DocFlavor(mimeType, "java.io.InputStream")); + flavors.add(new DocFlavor(mimeType, "java.net.URL")); + } + } + catch (SecurityException e) + { + // should not happen + } + catch (IllegalArgumentException e) + { + // should not happen + } + catch (IllegalAccessException e) + { + // should not happen, all fields are public + } + } + + if (this.getClass() + .isAssignableFrom(gnu.javax.print.CupsPrintService.class)) + { +// CUPS always provides filters to convert from Postscript. +// This logic looks odd, but it's what OpenJDK does. + flavors.add(DocFlavor.SERVICE_FORMATTED.PAGEABLE); + flavors.add(DocFlavor.SERVICE_FORMATTED.PRINTABLE); + } + } + + // printer uris + Set<PrinterUriSupported> uris = getPrinterAttributeSet(PrinterUriSupported.class); + printerUris = new ArrayList<PrinterURI>(uris.size()); + for (PrinterUriSupported uri : uris) + { + printerUris.add( new PrinterURI(uri.getURI())); + } + } + + /** + * We always return a implementation implementing CancelablePrintJob. + * + * @see javax.print.PrintService#createPrintJob() + */ + public DocPrintJob createPrintJob() + { + return new DocPrintJobImpl(this, user, passwd); + } + + + /** + * @see javax.print.PrintService#getAttribute(java.lang.Class) + */ + public <T extends PrintServiceAttribute> T getAttribute(Class<T> category) + { + if (category == null) + throw new NullPointerException("category may not be null"); + + if (! PrintServiceAttribute.class.isAssignableFrom(category)) + throw new IllegalArgumentException( + "category must be of type PrintServiceAttribute"); + + Set<T> set = getPrinterAttributeSet(category); + if (set != null && set.size() > 0) + return set.iterator().next(); + + return null; + } + + /** + * @see javax.print.PrintService#getAttributes() + */ + public PrintServiceAttributeSet getAttributes() + { + PrintServiceAttributeSet set = new HashPrintServiceAttributeSet(); + + for (Set<Attribute> attrSet : printerAttr.values()) + { + for (Attribute attr : attrSet) + { + if (attr instanceof PrintServiceAttribute) + set.add(attr); + } + } + + return AttributeSetUtilities.unmodifiableView(set); + } + + /** + * @see javax.print.PrintService#getDefaultAttributeValue(java.lang.Class) + */ + public Object getDefaultAttributeValue(Class<? extends Attribute> category) + { + // required attributes + if (category.equals(Fidelity.class)) + return Fidelity.FIDELITY_FALSE; + if (category.equals(JobName.class)) + return JOB_NAME; + if (category.equals(RequestingUserName.class)) + return REQUESTING_USER_NAME; + + // optional attributes + if (category.equals(JobPriority.class) + && printerAttr.containsKey(JobPriorityDefault.class)) + return getPrinterDefaultAttribute(JobPriorityDefault.class); + if (category.equals(JobHoldUntil.class) + && printerAttr.containsKey(JobHoldUntilDefault.class)) + return getPrinterDefaultAttribute(JobHoldUntilDefault.class); + if (category.equals(JobSheets.class) + && printerAttr.containsKey(JobSheetsDefault.class)) + return getPrinterDefaultAttribute(JobSheetsDefault .class); + if (category.equals(MultipleDocumentHandling.class) + && printerAttr.containsKey(MultipleDocumentHandlingDefault.class)) + return getPrinterDefaultAttribute(MultipleDocumentHandlingDefault.class); + if (category.equals(Copies.class) + && printerAttr.containsKey(CopiesDefault.class)) + return getPrinterDefaultAttribute(CopiesDefault.class); + if (category.equals(Finishings.class) + && printerAttr.containsKey(FinishingsDefault.class)) + return getPrinterDefaultAttribute(FinishingsDefault.class); + if (category.equals(Sides.class) + && printerAttr.containsKey(SidesDefault.class)) + return getPrinterDefaultAttribute(SidesDefault.class); + if (category.equals(NumberUp.class) + && printerAttr.containsKey(NumberUpDefault.class)) + return getPrinterDefaultAttribute(NumberUpDefault.class); + if (category.equals(OrientationRequested.class) + && printerAttr.containsKey(OrientationRequestedDefault.class)) + return getPrinterDefaultAttribute(OrientationRequestedDefault.class); + if (category.equals(Media.class) + && printerAttr.containsKey(MediaDefault.class)) + return getPrinterDefaultAttribute(MediaDefault.class); + if (category.equals(PrinterResolution.class) + && printerAttr.containsKey(PrinterResolutionDefault.class)) + return getPrinterDefaultAttribute(PrinterResolutionDefault.class); + if (category.equals(PrintQuality.class) + && printerAttr.containsKey(PrintQualityDefault.class)) + return getPrinterDefaultAttribute(PrintQualityDefault.class); + if (category.equals(Compression.class) + && printerAttr.containsKey(CompressionSupported.class)) + return Compression.NONE; + if (category.equals(PageRanges.class)) + return new PageRanges(1, Integer.MAX_VALUE); + + return null; + } + + /** + * We return the value of <code>PrinterName</code> here. + * @see javax.print.PrintService#getName() + */ + public String getName() + { + return name; + } + + /** + * We currently provide no factories - just returns null. + * @see javax.print.PrintService#getServiceUIFactory() + */ + public ServiceUIFactory getServiceUIFactory() + { + // SUN does not provide any service factory for + // print services (tested on linux/windows) + + // for the moment we do the same - just return null + // later on we could provide at least the about UI dialog + return null; + } + + /** + * @see javax.print.PrintService#getSupportedAttributeCategories() + */ + public Class<?>[] getSupportedAttributeCategories() + { + Set<Class<? extends Attribute>> categories = + new HashSet<Class<? extends Attribute>>(); + + // Should only be job template attributes as of section 4.2 + if (printerAttr.containsKey(JobPrioritySupported.class)) + categories.add(JobPriority.class); + if (printerAttr.containsKey(JobHoldUntilSupported.class)) + categories.add(JobHoldUntil.class); + if (printerAttr.containsKey(JobSheetsSupported.class)) + categories.add(JobSheets.class); + if (printerAttr.containsKey(MultipleDocumentHandlingSupported.class)) + categories.add(MultipleDocumentHandling.class); + if (printerAttr.containsKey(CopiesSupported.class)) + categories.add(Copies.class); + if (printerAttr.containsKey(FinishingsSupported.class)) + { + // if only none finishing is supported - it does not count as supported + Set<FinishingsSupported> set = getPrinterAttributeSet(FinishingsSupported.class); + if (! (set.size() == 1 && set.contains(FinishingsSupported.NONE))) + categories.add(Finishings.class); + } + if (printerAttr.containsKey(PageRangesSupported.class)) + categories.add(PageRanges.class); + if (printerAttr.containsKey(SidesSupported.class)) + categories.add(Sides.class); + if (printerAttr.containsKey(NumberUpSupported.class)) + categories.add(NumberUp.class); + if (printerAttr.containsKey(OrientationRequestedSupported.class)) + categories.add(OrientationRequested.class); + if (printerAttr.containsKey(MediaSupported.class)) + categories.add(Media.class); + if (printerAttr.containsKey(PrinterResolutionSupported.class)) + categories.add(PrinterResolution.class); + if (printerAttr.containsKey(PrintQualitySupported.class)) + categories.add(PrintQuality.class); + + // Chromaticity, Destination, MediaPrintableArea, + // SheetCollate, PresentationDirection - not IPP attributes + + // attributes outside section 4.2 + if (printerAttr.containsKey(CompressionSupported.class)) + categories.add(Compression.class); + if (printerAttr.containsKey(JobImpressionsSupported.class)) + categories.add(JobImpressions.class); + if (printerAttr.containsKey(JobKOctetsSupported.class)) + categories.add(JobKOctets.class); + if (printerAttr.containsKey(JobMediaSheetsSupported.class)) + categories.add(JobMediaSheets.class); + + // always supported as required by IPP specification + categories.add(Fidelity.class); + categories.add(JobName.class); + categories.add(RequestingUserName.class); + + return categories.toArray(new Class[categories.size()]); + } + + /** + * Implemented by a GetPrinterAttributes request. Subclasses providing supported + * attribute values totally different may override this methods. Subclass only in + * need of handling the response differently may override the method + * <code>handleSupportedAttributeValuesResponse(IppResponse, Class)</code> only. + * + * @see PrintService#getSupportedAttributeValues(Class, DocFlavor, AttributeSet) + * @see #handleSupportedAttributeValuesResponse(IppResponse, Class) + */ + public Object getSupportedAttributeValues(Class<? extends Attribute> category, + DocFlavor flavor, AttributeSet attributes) + { + // We currently ignore the attribute set - there is nothing in the IPP + // specification which would come closer to what we do here. + + if (category == null) + throw new NullPointerException("category may not be null"); + + if (!Attribute.class.isAssignableFrom(category)) + throw new IllegalArgumentException("category must be of type Attribute"); + + if (flavor != null && !isDocFlavorSupported(flavor)) + throw new IllegalArgumentException("flavor is not supported"); + + if (!isAttributeCategorySupported(category)) + return null; + + // always supported + if (category.equals(Fidelity.class)) + return new Fidelity[] { Fidelity.FIDELITY_FALSE, Fidelity.FIDELITY_TRUE }; + if (category.equals(JobName.class)) + return JOB_NAME; + if (category.equals(RequestingUserName.class)) + return REQUESTING_USER_NAME; + + // map category to category-supported + String categoryName = IppUtilities.getSupportedAttrName(category); + + IppResponse response = null; + try + { + IppRequest request = new IppRequest(printerUri.getURI(), user, passwd); + request.setOperationID( + (short) OperationsSupported.GET_PRINTER_ATTRIBUTES.getValue()); + request.setOperationAttributeDefaults(); + request.addOperationAttribute(new RequestedAttributes(categoryName)); + request.addOperationAttribute(printerUri); + + if (flavor != null) + { + DocumentFormat f = DocumentFormat.createDocumentFormat(flavor); + request.addOperationAttribute(f); + } + + response = request.send(); + + int status = response.getStatusCode(); + if (! (status == IppStatusCode.SUCCESSFUL_OK + || status == IppStatusCode.SUCCESSFUL_OK_IGNORED_OR_SUBSTITUED_ATTRIBUTES + || status == IppStatusCode.SUCCESSFUL_OK_CONFLICTING_ATTRIBUTES) ) + { + logger.log(Component.IPP, "Statuscode not OK - got:" + status); + } + } + catch (IOException e) + { + // method cannot throw exception - just log + logger.log(Component.IPP, "IOException", e); + } + catch (IppException e) + { + // method cannot throw exception - just log + logger.log(Component.IPP, "IPPException", e); + } + + return handleSupportedAttributeValuesResponse(response, category); + } + + /** + * Called to handle the supported attribute values response for the given + * category. This might be overridden by subclasses with different requirements + * for parsing/handling the response from the GetPrinterAttributes. + * + * @param response the response of the GetPrinterAttributes IPP request + * @param category the category for which the supported values are requested + * @return A object indicating the supported values for the given attribute + * category, or <code>null</code> if this print service doesn't support the + * given attribute category at all. + * + * @see #getSupportedAttributeValues(Class, DocFlavor, AttributeSet) + */ + protected Object handleSupportedAttributeValuesResponse(IppResponse response, + Class<? extends Attribute> category) + { + List<Map<Class<? extends Attribute>, Set<Attribute>>> printerAtts = + response.getPrinterAttributes(); + + // only one will be returned + Map<Class<? extends Attribute>, Set<Attribute>> printerAttribute = printerAtts.get(0); + Class<? extends Attribute> suppCategory = IppUtilities.getSupportedCategory(category); + Set<Attribute> attr = printerAttribute.get(suppCategory); + + // We sometime assume its a single instance with arbritrary value just indicating + // support or an array which is returned. This is because I sometimes just choosed + // what sounds right to me - as I have yet to find a printer which supports every + // special category in the SUN implementation to see what they return :-) + + // Map whats in the JSP API + if (suppCategory.equals(JobPrioritySupported.class)) + return (JobPrioritySupported) attr.iterator().next(); + if (suppCategory.equals(JobHoldUntilSupported.class)) + return new JobHoldUntil(new Date()); + if (suppCategory.equals(JobSheetsSupported.class)) + return JobSheetsSupported.getAssociatedAttributeArray(attr); + if (suppCategory.equals(MultipleDocumentHandlingSupported.class)) + return MultipleDocumentHandlingSupported.getAssociatedAttributeArray(attr); + if (suppCategory.equals(CopiesSupported.class)) + return (CopiesSupported) attr.iterator().next(); + if (suppCategory.equals(FinishingsSupported.class)) + return FinishingsSupported.getAssociatedAttributeArray(attr); + if (suppCategory.equals(PageRangesSupported.class)) + return new PageRanges[] { new PageRanges(1, Integer.MAX_VALUE) }; + if (suppCategory.equals(OrientationRequestedSupported.class)) + return OrientationRequestedSupported.getAssociatedAttributeArray(attr); + if (suppCategory.equals(MediaSupported.class)) + return MediaSupported.getAssociatedAttributeArray(attr); + if (suppCategory.equals(PrinterResolutionSupported.class)) + return PrinterResolutionSupported.getAssociatedAttributeArray(attr); + if (suppCategory.equals(PrintQualitySupported.class)) + return PrintQualitySupported.getAssociatedAttributeArray(attr); + if (suppCategory.equals(CompressionSupported.class)) + return CompressionSupported.getAssociatedAttributeArray(attr); + // Special handling as it might also be in range of integers + if (suppCategory.equals(NumberUpSupported.class)) + { + if (attr.size() == 1) // number-up maybe in rangeofintegers + return attr.iterator().next(); + + int[][] members = new int[attr.size()][2]; + Iterator<Attribute> it = attr.iterator(); + for (int j = 0; j < attr.size(); j++) + { + int value = ((NumberUpSupported) it.next()).getMembers()[0][0]; + members[j] = new int[] { value, value }; + } + + NumberUpSupported supported = new NumberUpSupported(members); + return supported; + } + + return null; + } + + /** + * @see javax.print.PrintService#getSupportedDocFlavors() + */ + public DocFlavor[] getSupportedDocFlavors() + { + return flavors.toArray(new DocFlavor[flavors.size()]); + } + + /** + * This is done by a validate-job operation and actually implemented in + * this generic IPP reference implementation. Subclasses which does + * not correctly support Validate-Job operation might want to override this. + * + * @see PrintService#getUnsupportedAttributes(DocFlavor, AttributeSet) + */ + public AttributeSet getUnsupportedAttributes(DocFlavor flavor, + AttributeSet attributes) + { + if (flavor != null && !isDocFlavorSupported(flavor)) + throw new IllegalArgumentException("flavor is not supported"); + + IppResponse response = null; + try + { + IppRequest request = new IppRequest(printerUri.getURI(), user, passwd); + short operationId = (short) OperationsSupported.VALIDATE_JOB.getValue(); + request.setOperationID(operationId); + request.setOperationAttributeDefaults(); + request.addOperationAttribute(printerUri); + request.addOperationAttribute(Fidelity.FIDELITY_TRUE); + + if (attributes != null && attributes.size() > 0) + { + request.addAndFilterJobOperationAttributes(attributes); + request.addAndFilterJobTemplateAttributes(attributes); + } + + if (flavor != null) + { + DocumentFormat f = DocumentFormat.createDocumentFormat(flavor); + request.addOperationAttribute(f); + } + + response = request.send(); + + int status = response.getStatusCode(); + if (! (status == IppStatusCode.SUCCESSFUL_OK + || status == IppStatusCode.SUCCESSFUL_OK_IGNORED_OR_SUBSTITUED_ATTRIBUTES + || status == IppStatusCode.SUCCESSFUL_OK_CONFLICTING_ATTRIBUTES) ) + { + logger.log(Component.IPP, "Statuscode not OK - got:" + status); + } + } + catch (IOException e) + { + // method cannot throw exception - just log + logger.log(Component.IPP, "IOException", e); + } + catch (IppException e) + { + // method cannot throw exception - just log + logger.log(Component.IPP, "IPPException", e); + } + + // Validate Jobs returns only Unsupported and Operation + List<Map<Class<? extends Attribute>, Set<Attribute>>> unsupportedMaps = + response.getUnsupportedAttributes(); + if (unsupportedMaps.size() == 0) + return null; + + Map<Class<? extends Attribute>, Set<Attribute>> unsupportedAttr = unsupportedMaps.get(0); + if (unsupportedAttr.size() == 0) + return null; + + // Convert the return map with unsupported attributes + // into an AttribueSet instance + HashAttributeSet set = new HashAttributeSet(); + for (Set<Attribute> unsupported : unsupportedAttr.values()) + { + for (Attribute att : unsupported) + set.add(att); + } + + return set; + } + + /** + * @see PrintService#isAttributeCategorySupported(Class) + */ + public boolean isAttributeCategorySupported(Class<? extends Attribute> category) + { + if (category == null) + throw new NullPointerException("category may not be null"); + + if (! Attribute.class.isAssignableFrom(category)) + throw new IllegalArgumentException("category must be of type Attribute"); + + return Arrays.asList(getSupportedAttributeCategories()).contains(category); + } + + /** + * @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; + } + + + /** + * @see javax.print.PrintService#isDocFlavorSupported(DocFlavor) + */ + public boolean isDocFlavorSupported(DocFlavor flavor) + { + if (flavor == null) + throw new NullPointerException("DocFlavor may not be null."); + + return flavors.contains(flavor); + } + + + /** + * @see PrintService#addPrintServiceAttributeListener(PrintServiceAttributeListener) + */ + public void addPrintServiceAttributeListener( + PrintServiceAttributeListener listener) + { + printServiceAttributeListener.add(listener); + } + + /** + * @see PrintService#removePrintServiceAttributeListener(PrintServiceAttributeListener) + */ + public void removePrintServiceAttributeListener( + PrintServiceAttributeListener listener) + { + printServiceAttributeListener.remove(listener); + } + + /** + * Returns "IppPrinter: " + <code>getName()</code> + * @return The string representation. + */ + public String toString() + { + return "IppPrinter: " + getName(); + } + + /** + * Returns the printer-uri of this print service. + * + * @return The printer-uri attribute. + */ + public PrinterURI getPrinterURI() + { + return printerUri; + } +} |