| /* |
| * Copyright (c) 2003, 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package sun.print; |
| |
| import java.io.ByteArrayInputStream; |
| |
| public class AttributeClass { |
| private String myName; |
| private int myType; |
| private int nameLen; |
| private Object myValue; |
| |
| public static final int TAG_UNSUPPORTED_VALUE = 0x10; |
| public static final int TAG_INT = 0x21; |
| public static final int TAG_BOOL = 0x22; |
| public static final int TAG_ENUM = 0x23; |
| public static final int TAG_OCTET = 0x30; |
| public static final int TAG_DATE = 0x31; |
| public static final int TAG_RESOLUTION = 0x32; |
| public static final int TAG_RANGE_INTEGER = 0x33; |
| |
| public static final int TAG_TEXT_LANGUAGE = 0x35; |
| public static final int TAG_NAME_LANGUAGE = 0x36; |
| |
| public static final int TAG_TEXT_WO_LANGUAGE = 0x41; |
| public static final int TAG_NAME_WO_LANGUAGE = 0x42; |
| public static final int TAG_KEYWORD = 0x44; |
| public static final int TAG_URI = 0x45; |
| public static final int TAG_CHARSET = 0x47; |
| public static final int TAG_NATURALLANGUAGE = 0x48; |
| public static final int TAG_MIME_MEDIATYPE = 0x49; |
| public static final int TAG_MEMBER_ATTRNAME = 0x4A; |
| |
| |
| public static final AttributeClass ATTRIBUTES_CHARSET = |
| new AttributeClass("attributes-charset", |
| TAG_CHARSET, "utf-8"); |
| public static final AttributeClass ATTRIBUTES_NATURAL_LANGUAGE = |
| new AttributeClass("attributes-natural-language", |
| TAG_NATURALLANGUAGE, "en"); |
| |
| /* |
| * value passed in by IPPPrintService.readIPPResponse is a sequence |
| * of bytes with this format |
| * | length1 | byte1 | byte 2 | ... byten | length2 | byte1 ... byten | |
| * : |
| * | lengthN | byte1 ... byten | total number of values| |
| */ |
| protected AttributeClass(String name, int type, Object value) { |
| myName = name; |
| myType = type; |
| nameLen = name.length(); |
| myValue = value; |
| } |
| |
| public byte getType() { |
| return (byte)myType; |
| } |
| |
| public char[] getLenChars() { |
| char[] chars = new char[2]; |
| chars[0] = 0; |
| chars[1] = (char)nameLen; |
| return chars; |
| } |
| |
| /** |
| * Returns raw data. |
| */ |
| public Object getObjectValue() { |
| return myValue; |
| } |
| |
| /** |
| * Returns single int value. |
| */ |
| public int getIntValue() { |
| byte[] bufArray = (byte[])myValue; |
| |
| if (bufArray != null) { |
| byte[] buf = new byte[4]; |
| for (int i=0; i<4; i++) { |
| buf[i] = bufArray[i+1]; |
| } |
| |
| return convertToInt(buf); |
| } |
| return 0; |
| } |
| |
| /** |
| * Returns array of int values. |
| */ |
| public int[] getArrayOfIntValues() { |
| |
| byte[] bufArray = (byte[])myValue; |
| if (bufArray != null) { |
| |
| //ArrayList valList = new ArrayList(); |
| ByteArrayInputStream bufStream = |
| new ByteArrayInputStream(bufArray); |
| int available = bufStream.available(); |
| |
| // total number of values is at the end of the stream |
| bufStream.mark(available); |
| bufStream.skip(available-1); |
| int length = bufStream.read(); |
| bufStream.reset(); |
| |
| int[] valueArray = new int[length]; |
| for (int i = 0; i < length; i++) { |
| // read length |
| int valLength = bufStream.read(); |
| if (valLength != 4) { |
| // invalid data |
| return null; |
| } |
| |
| byte[] bufBytes = new byte[valLength]; |
| bufStream.read(bufBytes, 0, valLength); |
| valueArray[i] = convertToInt(bufBytes); |
| |
| } |
| return valueArray; |
| } |
| return null; |
| } |
| |
| /** |
| * Returns 2 int values. |
| */ |
| public int[] getIntRangeValue() { |
| int[] range = {0, 0}; |
| byte[] bufArray = (byte[])myValue; |
| if (bufArray != null) { |
| int nBytes = 4; // 32-bit signed integer |
| for (int j=0; j<2; j++) { // 2 set of integers |
| byte[] intBytes = new byte[nBytes]; |
| // REMIND: # bytes should be 8 |
| for (int i=0; i< nBytes; i++) { |
| //+ 1 because the 1st byte is length |
| intBytes[i] = bufArray[i+(4*j)+1]; |
| } |
| range[j] = convertToInt(intBytes); |
| } |
| } |
| return range; |
| |
| } |
| |
| /** |
| * Returns String value. |
| */ |
| public String getStringValue() { |
| //assumes only 1 attribute value. Will get the first value |
| // if > 1. |
| String strVal = null; |
| byte[] bufArray = (byte[])myValue; |
| if (bufArray != null) { |
| ByteArrayInputStream bufStream = |
| new ByteArrayInputStream(bufArray); |
| |
| int valLength = bufStream.read(); |
| |
| byte[] strBytes = new byte[valLength]; |
| bufStream.read(strBytes, 0, valLength); |
| try { |
| strVal = new String(strBytes, "UTF-8"); |
| } catch (java.io.UnsupportedEncodingException uee) { |
| } |
| } |
| return strVal; |
| } |
| |
| |
| /** |
| * Returns array of String values. |
| */ |
| public String[] getArrayOfStringValues() { |
| |
| byte[] bufArray = (byte[])myValue; |
| if (bufArray != null) { |
| ByteArrayInputStream bufStream = |
| new ByteArrayInputStream(bufArray); |
| int available = bufStream.available(); |
| |
| // total number of values is at the end of the stream |
| bufStream.mark(available); |
| bufStream.skip(available-1); |
| int length = bufStream.read(); |
| bufStream.reset(); |
| |
| String[] valueArray = new String[length]; |
| for (int i = 0; i < length; i++) { |
| // read length |
| int valLength = bufStream.read(); |
| byte[] bufBytes = new byte[valLength]; |
| bufStream.read(bufBytes, 0, valLength); |
| try { |
| valueArray[i] = new String(bufBytes, "UTF-8"); |
| } catch (java.io.UnsupportedEncodingException uee) { |
| } |
| } |
| return valueArray; |
| } |
| return null; |
| } |
| |
| |
| /** |
| * Returns single byte value. |
| */ |
| public byte getByteValue() { |
| byte[] bufArray = (byte[])myValue; |
| |
| if ((bufArray != null) && (bufArray.length>=2)) { |
| return bufArray[1]; |
| } |
| return 0; |
| } |
| |
| /** |
| * Returns attribute name. |
| */ |
| public String getName() { |
| return myName; |
| } |
| |
| public boolean equals(Object obj) { |
| return |
| obj != null && |
| obj instanceof AttributeClass && |
| obj.toString().equals (((AttributeClass) obj).toString()); |
| } |
| |
| public String toString() { |
| return myName; |
| } |
| |
| private int unsignedByteToInt(byte b) { |
| return (int) (b & 0xff); |
| } |
| |
| private int convertToInt(byte[] buf) { |
| int intVal = 0; |
| int pos = 0; |
| intVal+= unsignedByteToInt(buf[pos++]) << 24; |
| intVal+= unsignedByteToInt(buf[pos++]) << 16; |
| intVal+= unsignedByteToInt(buf[pos++]) << 8; |
| intVal+= unsignedByteToInt(buf[pos++]) << 0; |
| return intVal; |
| } |
| } |