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Diffstat (limited to 'libjava/classpath/gnu/javax/print/ipp/IppResponse.java')
| -rw-r--r-- | libjava/classpath/gnu/javax/print/ipp/IppResponse.java | 787 |
1 files changed, 787 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/javax/print/ipp/IppResponse.java b/libjava/classpath/gnu/javax/print/ipp/IppResponse.java new file mode 100644 index 000000000..703bdc1eb --- /dev/null +++ b/libjava/classpath/gnu/javax/print/ipp/IppResponse.java @@ -0,0 +1,787 @@ +/* IppResponse.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.debug.Component; +import gnu.classpath.debug.SystemLogger; +import gnu.javax.print.ipp.attribute.UnknownAttribute; +import gnu.javax.print.ipp.attribute.defaults.DocumentFormatDefault; +import gnu.javax.print.ipp.attribute.defaults.JobHoldUntilDefault; +import gnu.javax.print.ipp.attribute.defaults.JobSheetsDefault; +import gnu.javax.print.ipp.attribute.defaults.MediaDefault; +import gnu.javax.print.ipp.attribute.defaults.PrinterResolutionDefault; +import gnu.javax.print.ipp.attribute.job.AttributesCharset; +import gnu.javax.print.ipp.attribute.job.AttributesNaturalLanguage; +import gnu.javax.print.ipp.attribute.job.JobMoreInfo; +import gnu.javax.print.ipp.attribute.job.JobPrinterUri; +import gnu.javax.print.ipp.attribute.job.JobUri; +import gnu.javax.print.ipp.attribute.printer.CharsetConfigured; +import gnu.javax.print.ipp.attribute.printer.DocumentFormat; +import gnu.javax.print.ipp.attribute.printer.NaturalLanguageConfigured; +import gnu.javax.print.ipp.attribute.printer.PrinterCurrentTime; +import gnu.javax.print.ipp.attribute.printer.PrinterDriverInstaller; +import gnu.javax.print.ipp.attribute.supported.CharsetSupported; +import gnu.javax.print.ipp.attribute.supported.DocumentFormatSupported; +import gnu.javax.print.ipp.attribute.supported.GeneratedNaturalLanguageSupported; +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.PrinterResolutionSupported; +import gnu.javax.print.ipp.attribute.supported.PrinterUriSupported; + +import java.io.ByteArrayOutputStream; +import java.io.DataInputStream; +import java.io.IOException; +import java.io.InputStream; +import java.net.URI; +import java.net.URISyntaxException; +import java.util.ArrayList; +import java.util.Calendar; +import java.util.Date; +import java.util.HashMap; +import java.util.HashSet; +import java.util.List; +import java.util.Map; +import java.util.Set; +import java.util.logging.Logger; + +import javax.print.attribute.Attribute; +import javax.print.attribute.standard.CopiesSupported; +import javax.print.attribute.standard.DateTimeAtCompleted; +import javax.print.attribute.standard.DateTimeAtCreation; +import javax.print.attribute.standard.DateTimeAtProcessing; +import javax.print.attribute.standard.JobImpressionsSupported; +import javax.print.attribute.standard.JobKOctetsSupported; +import javax.print.attribute.standard.JobMediaSheetsSupported; +import javax.print.attribute.standard.JobStateReason; +import javax.print.attribute.standard.JobStateReasons; +import javax.print.attribute.standard.NumberUpSupported; +import javax.print.attribute.standard.PrinterMoreInfo; +import javax.print.attribute.standard.PrinterMoreInfoManufacturer; +import javax.print.attribute.standard.PrinterStateReason; +import javax.print.attribute.standard.PrinterStateReasons; +import javax.print.attribute.standard.Severity; + +/** + * <code>IppResponse</code> models a response received from an IPP + * compatible server as described in RFC 2910 IPP 1.1 Encoding and Transport. + * + * @author Wolfgang Baer (WBaer@gmx.de) + */ +public class IppResponse +{ + + /** + * <code>ResponseReader</code> is responsible for parsing an IPP 1.1 + * response stream. It provides access to the attribute groups after parsing + * via getter methods. + * <p> + * The enconding of a response is structured as follows (for an official + * description please have a look at the RFC document mentioned above): + * <ul> + * <li>version-number - 2 bytes - required</li> + * <li>status-code - 2 bytes - required</li> + * <li>request-id - 4 bytes - required</li> + * <li>attribute-group - n bytes - 0 or more</li> + * <li>end-of-attributes-tag - 1 byte - required</li> + * <li>data - q bytes - optional</li> + * </ul> + * </p><p> + * Where each attribute-group (if any) is encoded as follows: + * <ul> + * <li>begin-attribute-group-tag - 1 byte</li> + * <li>attribute - p bytes - 0 or more</li> + * </ul> + * </p><p> + * Encoding of attributes: + * <ul> + * <li>attribute-with-one-value - q bytes</li> + * <li>additional-value - r bytes - 0 or more</li> + * </ul> + * </p><p> + * Encoding of attribute-with-one-value: + * <ul> + * <li>value-tag - 1 byte</li> + * <li>name-length (value is u) - 2 bytes</li> + * <li>name - u bytes</li> + * <li>value-length (value is v) - 2 bytes</li> + * <li>value - v bytes</li> + * </ul> + * </p><p> + * Encoding of additional value: + * <ul> + * <li>value-tag - 1 byte</li> + * <li>name-length (value is 0x0000) - 2 bytes</li> + * <li>value-length (value is w) - 2 bytes</li> + * <li>value - w bytes</li> + * </ul> + * </p> + * + * @author Wolfgang Baer (WBaer@gmx.de) + */ + class ResponseReader + { + /** The IPP version defaults to 1.1 */ + private static final short VERSION = 0x0101; + + /** + * Parses the inputstream containing the response of the IPP request. + * @param input the inputstream + * @throws IppException if unexpected exceptions occur. + * @throws IOException if IO problems with the underlying inputstream occur. + */ + public void parseResponse(InputStream input) + throws IppException, IOException + { + DataInputStream stream = new DataInputStream(input); + + short version = stream.readShort(); + status_code = stream.readShort(); + request_id = stream.readInt(); + + if (VERSION != version) + throw new IppException("Version mismatch - " + + "implementation does not support other versions than IPP 1.1"); + + logger.log(Component.IPP, "Statuscode: " + + Integer.toHexString(status_code) + " Request-ID: " + request_id); + + byte tag = 0; + boolean proceed = true; + HashMap<Class<? extends Attribute>, Set<Attribute>> tmp; + // iterate over attribute-groups until end-of-attributes-tag is found + while (proceed) + { + if (tag == 0) // only at start time + tag = stream.readByte(); + + logger.log(Component.IPP, "DelimiterTag: " + Integer.toHexString(tag)); + + // check if end of attributes + switch (tag) + { + case IppDelimiterTag.END_OF_ATTRIBUTES_TAG: + proceed = false; + break; + case IppDelimiterTag.OPERATION_ATTRIBUTES_TAG: + tmp = new HashMap<Class<? extends Attribute>, Set<Attribute>>(); + tag = parseAttributes(tmp, stream); + operationAttributes.add(tmp); + break; + case IppDelimiterTag.JOB_ATTRIBUTES_TAG: + tmp = new HashMap<Class<? extends Attribute>, Set<Attribute>>(); + tag = parseAttributes(tmp, stream); + jobAttributes.add(tmp); + break; + case IppDelimiterTag.PRINTER_ATTRIBUTES_TAG: + tmp = new HashMap<Class<? extends Attribute>, Set<Attribute>>(); + tag = parseAttributes(tmp, stream); + printerAttributes.add(tmp); + break; + case IppDelimiterTag.UNSUPPORTED_ATTRIBUTES_TAG: + System.out.println("Called"); + tmp = new HashMap<Class<? extends Attribute>, Set<Attribute>>(); + tag = parseAttributes(tmp, stream); + unsupportedAttributes.add(tmp); + break; + default: + throw new IppException("Unknown tag with value " + + Integer.toHexString(tag) + " occured."); + } + } + + // if there are more bytes that has to be data. + ByteArrayOutputStream byteStream = new ByteArrayOutputStream(); + byte[] readbuf = new byte[2048]; + int len = 0; + + while ((len = stream.read(readbuf)) > 0) + byteStream.write(readbuf, 0, len); + + byteStream.flush(); + data = byteStream.toByteArray(); + } + + /** + * The actual parsing of the attributes and further putting into the + * provided group maps. + * @param attributes the provided attribute group map. + * @param stream the provided stream to read from. + * @return The last read tag byte (normally a DelimiterTag) + * @throws IppException if unexpected exceptions occur. + * @throws IOException if IO problems with the underlying inputstream occur. + */ + private byte parseAttributes(Map<Class<? extends Attribute>, Set<Attribute>> attributes, + DataInputStream stream) + throws IppException, IOException + { + Attribute lastAttribute = null; + Attribute attribute = null; + + // declaration of variables + short nameLength; + String name; + short valueLength; + byte[] value; + + // tmp variables for parsing + // declared here so no name duplication occurs + URI uri; + String str; + + while (true) + { + byte tag = stream.readByte(); + + if (IppDelimiterTag.isDelimiterTag(tag)) + return tag; + + // it must be a value tag now + // so we have either a attribute-with-one-value + // or (if setOf is possible) an additional-value + + // (1) Length of the name + nameLength = stream.readShort(); + + // (2) The name itself + // may be an additional-value + if (nameLength == 0x0000) + name = lastAttribute.getName(); + else + { + byte[] nameBytes = new byte[nameLength]; + stream.read(nameBytes); + name = new String(nameBytes); + } + + // (3) Length of the value + valueLength = stream.readShort(); + + // (4) The value itself + value = new byte[valueLength]; + stream.read(value); + + // the value itself + switch (tag) + { + // out-of-band values + case IppValueTag.UNSUPPORTED: + case IppValueTag.UNKNOWN: + // TODO implement out-of-band handling + // We currently throw an exception to see when it occurs - not yet :-) + throw new IppException( + "Unexpected name value for out-of-band value tag " + tag); + case IppValueTag.NO_VALUE: + attribute = null; + + break; + case IppValueTag.INTEGER: + int intValue = IppUtilities.convertToInt(value); + attribute = IppUtilities.getIntegerAttribute(name, intValue); + + break; + case IppValueTag.BOOLEAN: + // JPS API models boolean syntax type as enums + // 0x01 = true, 0x00 = false - all are enums + attribute = IppUtilities.getEnumAttribute(name, new Integer(value[0])); + + break; + case IppValueTag.ENUM: + int intVal = IppUtilities.convertToInt(value); + attribute = IppUtilities.getEnumAttribute(name, new Integer(intVal)); + + break; + case IppValueTag.OCTECTSTRING_UNSPECIFIED: + // none exists according to spec + // so lets report as exception to see when it occurs + throw new IppException("Unspecified octet string occured."); + + case IppValueTag.DATETIME: + Date date = parseDate(value); + if (name.equals("printer-current-time")) + attribute = new PrinterCurrentTime(date); + else if (name.equals("date-time-at-creation")) + attribute = new DateTimeAtCreation(date); + else if (name.equals("date-time-at-processing")) + attribute = new DateTimeAtProcessing(date); + else if (name.equals("date-time-at-completed")) + attribute = new DateTimeAtCompleted(date); + + break; + case IppValueTag.RESOLUTION: + int crossFeed = IppUtilities.convertToInt(value[0], value[1], value[2], value[3]); + int feed = IppUtilities.convertToInt(value[4], value[5], value[6], value[7]); + int units = value[8]; + + if (name.equals("printer-resolution-default")) + attribute = new PrinterResolutionDefault(crossFeed, feed, units); + else if (name.equals("printer-resolution-supported")) // may be here also + attribute = new PrinterResolutionSupported(crossFeed, feed, units); + + break; + case IppValueTag.RANGEOFINTEGER: + int lower = IppUtilities.convertToInt(value[0], value[1], value[2], value[3]); + int upper = IppUtilities.convertToInt(value[4], value[5], value[6], value[7]); + + if (name.equals("copies-supported")) + attribute = new CopiesSupported(lower, upper); + else if (name.equals("number-up-supported")) + attribute = new NumberUpSupported(lower, upper); + else if (name.equals("job-k-octets-supported")) + attribute = new JobKOctetsSupported(lower, upper); + else if (name.equals("job-impressions-supported")) + attribute = new JobImpressionsSupported(lower, upper); + else if (name.equals("job-media-sheets-supported")) + attribute = new JobMediaSheetsSupported(lower, upper); + + break; + case IppValueTag.TEXT_WITH_LANGUAGE: + case IppValueTag.TEXT_WITHOUT_LANGUAGE: + case IppValueTag.NAME_WITH_LANGUAGE: + case IppValueTag.NAME_WITHOUT_LANGUAGE: + attribute = IppUtilities.getTextAttribute(name, tag, value); + + break; + case IppValueTag.KEYWORD: + str = new String(value); + if (name.equals("job-hold-until-supported")) // may also be name type + attribute = new JobHoldUntilSupported(str, null); + else if (name.equals("job-hold-until-default")) + attribute = new JobHoldUntilDefault(str, null); + else if (name.equals("media-supported")) + attribute = new MediaSupported(str, null); + else if (name.equals("media-default")) + attribute = new MediaDefault(str, null); + else if (name.equals("job-sheets-default")) + attribute = new JobSheetsDefault(str, null); + else if (name.equals("job-sheets-supported")) + attribute = new JobSheetsSupported(str, null); + else if (name.equals("job-state-reasons")) // setOf + attribute = parseJobStateReasons(value, lastAttribute); + else if (name.equals("printer-state-reasons")) // setOf + attribute = parsePrinterStateReasons(value, lastAttribute); + else + attribute = IppUtilities.getEnumAttribute(name, str); + + // all other stuff is either an enum or needs to be mapped to an + // UnknownAttribute instance. Enums catched here are: + // ipp-versions-supported, pdl-override-supported, compression-supported + // uri-authentication-supported, uri-security-supported, sides-supported + // sides-default, multiple-document-handling-supported, multiple-document-handling-default + + break; + case IppValueTag.URI: + try + { + uri = new URI(new String(value)); + } + catch (URISyntaxException e) + { + throw new IppException("Wrong URI syntax encountered.", e); + } + + if (name.equals("job-uri")) + attribute = new JobUri(uri); + else if (name.equals("job-printer-uri")) + attribute = new JobPrinterUri(uri); + else if (name.equals("job-more-info")) + attribute = new JobMoreInfo(uri); + else if (name.equals("printer-uri-supported")) // setOf + attribute = new PrinterUriSupported(uri); + else if (name.equals("printer-more-info")) + attribute = new PrinterMoreInfo(uri); + else if (name.equals("printer-driver-installer")) + attribute = new PrinterDriverInstaller(uri); + else if (name.equals("printer-more-info-manufacturer")) + attribute = new PrinterMoreInfoManufacturer(uri); + + break; + case IppValueTag.URI_SCHEME: + // only one uri-scheme exists - and its an enum + if (name.equals("reference-uri-schemes-supported")) + attribute = IppUtilities.getEnumAttribute(name, new String(value)); + + break; + case IppValueTag.CHARSET: + str = new String(value); + if (name.equals("attributes-charset")) + attribute = new AttributesCharset(str); + else if (name.equals("charset-configured")) + attribute = new CharsetConfigured(str); + else if (name.equals("charset-supported")) // setOf + attribute = new CharsetSupported(str); + + break; + case IppValueTag.NATURAL_LANGUAGE: + str = new String(value); + if (name.equals("attributes-natural-language")) + attribute = new AttributesNaturalLanguage(str); + else if (name.equals("natural-language-configured")) + attribute = new NaturalLanguageConfigured(str); + else if (name.equals("generated-natural-language-supported")) // setOf + attribute = new GeneratedNaturalLanguageSupported(str); + + break; + case IppValueTag.MIME_MEDIA_TYPE: + str = new String(value); + if (name.equals("document-format-default")) + attribute = new DocumentFormatDefault(str, null); + else if (name.equals("document-format-supported")) // setOf + attribute = new DocumentFormatSupported(str, null); + else if (name.equals("document-format")) // setOf + attribute = new DocumentFormat(str, null); + + break; + default: + throw new IppException("Unknown tag with value " + + Integer.toHexString(tag) + " found."); + } + + if (attribute == null) + attribute = new UnknownAttribute(tag, name, value); + + addAttribute(attributes, attribute); + lastAttribute = attribute; + + logger.log(Component.IPP, "Attribute: " + name + + " Value: " + attribute.toString()); + } + } + + /** + * Adds a new attribute to the given attribute group. If this is the fist + * occurence of this attribute category a new set is created and associated + * with its category as key. + * @param attributeGroup + * the attribute group + * @param attribute + * the attribute to add + */ + private void addAttribute(Map<Class<? extends Attribute>, Set<Attribute>> attributeGroup, + Attribute attribute) + { + Class<? extends Attribute> clazz = attribute.getCategory(); + Set<Attribute> attributeValues = attributeGroup.get(clazz); + + if (attributeValues == null) // first attribute of this category + { + attributeValues = new HashSet<Attribute>(); + attributeGroup.put(clazz, attributeValues); + } + + attributeValues.add(attribute); + } + + /** + * Parses a name with or without language attribute value from the byte[] + * and returns the result as an object[]. + * @param value the byte[] + * @param lastAttr the last attribute + * @return The attribute. + */ + private PrinterStateReasons parsePrinterStateReasons(byte[] value, Attribute lastAttr) + { + String str = new String(value); + PrinterStateReasons attribute; + + if (lastAttr instanceof PrinterStateReasons) + attribute = (PrinterStateReasons) lastAttr; + else + attribute = new PrinterStateReasons(); + + // special case indicating no reasons + if (str.equals("none")) + return attribute; + + Severity severity = null; + PrinterStateReason reason = null; + + if (str.endsWith(Severity.WARNING.toString())) + severity = Severity.WARNING; + else if (str.endsWith(Severity.REPORT.toString())) + severity = Severity.REPORT; + else if (str.endsWith(Severity.ERROR.toString())) + severity = Severity.ERROR; + + if (severity != null) + str = str.substring(0, str.lastIndexOf('-')); + else // we must associate a severity + severity = Severity.REPORT; + + reason = (PrinterStateReason) + IppUtilities.getEnumAttribute("printer-state-reason", str); + + attribute.put(reason , severity); + return attribute; + } + + /** + * Parses a name with or without language attribute value from the byte[] + * and returns the result as an object[]. + * @param value the byte[] + * @param lastAttr the last attribute + * @return The attribute. + */ + private JobStateReasons parseJobStateReasons(byte[] value, Attribute lastAttr) + { + String str = new String(value); + JobStateReasons attribute; + + if (lastAttr instanceof JobStateReasons) + attribute = (JobStateReasons) lastAttr; + else + attribute = new JobStateReasons(); + + // special case indicating no reasons + if (str.equals("none")) + return attribute; + + JobStateReason reason = (JobStateReason) + IppUtilities.getEnumAttribute("job-state-reason", str); + + attribute.add(reason); + return attribute; + } + + /** + * Parses a DateTime syntax attribute and returns the constructed Date + * object. + * <p> + * The syntax value is defined as 11 octets follwing the DateAndTime format + * of RFC 1903: + * <ul> + * <li>field | octets | contents | range</li> + * <li>1 | 1-2 | year | 0..65536</li> + * <li>2 | 3 | month | 1..12</li> + * <li>3 | 4 | day | 1..31</li> + * <li>4 | 5 | hour | 0..23</li> + * <li>5 | 6 | minutes | 0..59</li> + * <li>6 | 7 | seconds | 0..60 (use 60 for leap-second)</li> + * <li>7 | 8 | deci-seconds | 0..9</li> + * <li>8 | 9 | direction from UTC | '+' / '-'</li> + * <li>9 | 10 | hours from UTC | 0..11</li> + * <li>10 | 11 | minutes from UTC | 0..59</li> + * </ul> + * </p> + * + * @param value the byte[] + * @return The date object. + */ + private Date parseDate(byte[] value) + { + short year = IppUtilities.convertToShort(value[0], value[1]); + + Calendar cal = Calendar.getInstance(); + cal.set(Calendar.YEAR, year); + cal.set(Calendar.MONTH, value[2]); + cal.set(Calendar.DAY_OF_MONTH, value[3]); + cal.set(Calendar.HOUR_OF_DAY, value[4]); + cal.set(Calendar.MINUTE, value[5]); + cal.set(Calendar.SECOND, value[6]); + cal.set(Calendar.MILLISECOND, value[7] * 100); // deci-seconds + + // offset from timezone + int offsetMilli = value[9] * 3600000; // hours to millis + offsetMilli = offsetMilli + value[10] * 60000; // minutes to millis + + if (((char) value[8]) == '-') + offsetMilli = offsetMilli * (-1); + + cal.set(Calendar.ZONE_OFFSET, offsetMilli); + return cal.getTime(); + } + } + + /** + * Logger for tracing - enable by passing + * -Dgnu.classpath.debug.components=ipp to the vm. + */ + static final Logger logger = SystemLogger.SYSTEM; + + URI uri; + short operation_id; + short status_code; + int request_id; + + List<Map<Class<? extends Attribute>, Set<Attribute>>> operationAttributes; + List<Map<Class<? extends Attribute>, Set<Attribute>>> printerAttributes; + List<Map<Class<? extends Attribute>, Set<Attribute>>> jobAttributes; + List<Map<Class<? extends Attribute>, Set<Attribute>>> unsupportedAttributes; + + byte[] data; + + /** + * Creates an <code>IppResponse</code> instance. + * + * @param uri the uri the request was directy to. + * @param operation_id the operation id of the request. + */ + public IppResponse(URI uri, short operation_id) + { + this.uri = uri; + this.operation_id = operation_id; + operationAttributes = + new ArrayList<Map<Class<? extends Attribute>, Set<Attribute>>>(); + jobAttributes = + new ArrayList<Map<Class<? extends Attribute>, Set<Attribute>>>(); + printerAttributes = + new ArrayList<Map<Class<? extends Attribute>, Set<Attribute>>>(); + unsupportedAttributes = + new ArrayList<Map<Class<? extends Attribute>, Set<Attribute>>>(); + } + + /** + * Sets the data received from the request sent. + * + * @param input the input stream received. + * @throws IppException if parsing fails. + */ + protected void setResponseData(InputStream input) throws IppException + { + ResponseReader reader = new ResponseReader(); + + try + { + reader.parseResponse(input); + } + catch (IOException e) + { + throw new IppException( + "Exception during response parsing caused by IOException", e); + } + } + + /** + * Returns the uri of the original request. + * @return The URI of the request. + */ + public URI getURI() + { + return uri; + } + + /** + * Returns the operation id of the original request. + * @return The operation id of the request. + */ + public int getOperationID() + { + return operation_id; + } + + /** + * Returns the set of job attributes group maps. + * There may occur more than one group of type job attribute in a response + * because of e.g. multiple job or print service informations requested. + * + * @return The list of job attribute group maps. + */ + public List<Map<Class<? extends Attribute>, Set<Attribute>>> getJobAttributes() + { + return jobAttributes; + } + + /** + * Returns the set of operation attributes group maps. + * There may occur more than one group of type job attribute in a response + * because of e.g. multiple job or print service informations requested. + * + * @return The list of operation attribute group maps. + */ + public List<Map<Class<? extends Attribute>, Set<Attribute>>> getOperationAttributes() + { + return operationAttributes; + } + + /** + * Returns the set of printer attributes group maps. + * There may occur more than one group of type job attribute in a response + * because of e.g. multiple job or print service informations requested. + * + * @return The list of printer attribute group maps. + */ + public List<Map<Class<? extends Attribute>, Set<Attribute>>> getPrinterAttributes() + { + return printerAttributes; + } + + /** + * Returns the ID of the initial request. + * + * @return The request ID. + */ + public int getRequestID() + { + return request_id; + } + + /** + * Returns the status code of the response. + * Defined in {@link IppStatusCode}. + * + * @return The status code. + */ + public short getStatusCode() + { + return status_code; + } + + /** + * Returns the set of unsupported attributes group maps. + * There may occur more than one group of type job attribute in a response + * because of e.g. multiple job or print service informations requested. + * + * @return The list of unsupported attribute group maps. + */ + public List<Map<Class<? extends Attribute>, Set<Attribute>>> getUnsupportedAttributes() + { + return unsupportedAttributes; + } + + /** + * Returns the data of the response. + * + * @return The data as byte[]. + */ + public byte[] getData() + { + return data; + } + +} |