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| 1 | /* | ||
| 2 | * Copyright (c) 2004, 2006, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package sun.tools.jconsole; | ||
| 27 | |||
| 28 | import java.text.*; | ||
| 29 | import java.util.*; | ||
| 30 | |||
| 31 | import static sun.tools.jconsole.Resources.*; | ||
| 32 | |||
| 33 | class Formatter { | ||
| 34 | final static long SECOND = 1000; | ||
| 35 | final static long MINUTE = 60 * SECOND; | ||
| 36 | final static long HOUR = 60 * MINUTE; | ||
| 37 | final static long DAY = 24 * HOUR; | ||
| 38 | |||
| 39 | final static String cr = System.getProperty("line.separator"); | ||
| 40 | |||
| 41 | final static DateFormat timeDF = new SimpleDateFormat("HH:mm"); | ||
| 42 | private final static DateFormat timeWithSecondsDF = new SimpleDateFormat("HH:mm:ss"); | ||
| 43 | private final static DateFormat dateDF = new SimpleDateFormat("yyyy-MM-dd"); | ||
| 44 | private final static String decimalZero = | ||
| 45 | new DecimalFormatSymbols().getDecimalSeparator() + "0"; | ||
| 46 | |||
| 47 | static String formatTime(long t) { | ||
| 48 | String str; | ||
| 49 | if (t < 1 * MINUTE) { | ||
| 50 | String seconds = String.format("%.3f", t / (double)SECOND); | ||
| 51 | str = Resources.getText("DurationSeconds", seconds); | ||
| 52 | } else { | ||
| 53 | long remaining = t; | ||
| 54 | long days = remaining / DAY; | ||
| 55 | remaining %= 1 * DAY; | ||
| 56 | long hours = remaining / HOUR; | ||
| 57 | remaining %= 1 * HOUR; | ||
| 58 | long minutes = remaining / MINUTE; | ||
| 59 | |||
| 60 | if (t >= 1 * DAY) { | ||
| 61 | str = Resources.getText("DurationDaysHoursMinutes", | ||
| 62 | days, hours, minutes); | ||
| 63 | } else if (t >= 1 * HOUR) { | ||
| 64 | str = Resources.getText("DurationHoursMinutes", | ||
| 65 | hours, minutes); | ||
| 66 | } else { | ||
| 67 | str = Resources.getText("DurationMinutes", minutes); | ||
| 68 | } | ||
| 69 | } | ||
| 70 | return str; | ||
| 71 | } | ||
| 72 | |||
| 73 | static String formatNanoTime(long t) { | ||
| 74 | long ms = t / 1000000; | ||
| 75 | return formatTime(ms); | ||
| 76 | } | ||
| 77 | |||
| 78 | |||
| 79 | static String formatClockTime(long time) { | ||
| 80 | return timeDF.format(time); | ||
| 81 | } | ||
| 82 | |||
| 83 | static String formatDate(long time) { | ||
| 84 | return dateDF.format(time); | ||
| 85 | } | ||
| 86 | |||
| 87 | static String formatDateTime(long time) { | ||
| 88 | return dateDF.format(time) + " " + timeWithSecondsDF.format(time); | ||
| 89 | } | ||
| 90 | |||
| 91 | static DateFormat getDateTimeFormat(String key) { | ||
| 92 | String dtfStr = getText(key); | ||
| 93 | int dateStyle = -1; | ||
| 94 | int timeStyle = -1; | ||
| 95 | |||
| 96 | if (dtfStr.startsWith("SHORT")) { | ||
| 97 | dateStyle = DateFormat.SHORT; | ||
| 98 | } else if (dtfStr.startsWith("MEDIUM")) { | ||
| 99 | dateStyle = DateFormat.MEDIUM; | ||
| 100 | } else if (dtfStr.startsWith("LONG")) { | ||
| 101 | dateStyle = DateFormat.LONG; | ||
| 102 | } else if (dtfStr.startsWith("FULL")) { | ||
| 103 | dateStyle = DateFormat.FULL; | ||
| 104 | } | ||
| 105 | |||
| 106 | if (dtfStr.endsWith("SHORT")) { | ||
| 107 | timeStyle = DateFormat.SHORT; | ||
| 108 | } else if (dtfStr.endsWith("MEDIUM")) { | ||
| 109 | timeStyle = DateFormat.MEDIUM; | ||
| 110 | } else if (dtfStr.endsWith("LONG")) { | ||
| 111 | timeStyle = DateFormat.LONG; | ||
| 112 | } else if (dtfStr.endsWith("FULL")) { | ||
| 113 | timeStyle = DateFormat.FULL; | ||
| 114 | } | ||
| 115 | |||
| 116 | if (dateStyle != -1 && timeStyle != -1) { | ||
| 117 | return DateFormat.getDateTimeInstance(dateStyle, timeStyle); | ||
| 118 | } else if (dtfStr.length() > 0) { | ||
| 119 | return new SimpleDateFormat(dtfStr); | ||
| 120 | } else { | ||
| 121 | return DateFormat.getDateTimeInstance(); | ||
| 122 | } | ||
| 123 | } | ||
| 124 | |||
| 125 | static double toExcelTime(long time) { | ||
| 126 | // Excel is bug compatible with Lotus 1-2-3 and pretends | ||
| 127 | // that 1900 was a leap year, so count from 1899-12-30. | ||
| 128 | // Note that the month index is zero-based in Calendar. | ||
| 129 | Calendar cal = new GregorianCalendar(1899, 11, 30); | ||
| 130 | |||
| 131 | // Adjust for the fact that now may be DST but then wasn't | ||
| 132 | Calendar tmpCal = new GregorianCalendar(); | ||
| 133 | tmpCal.setTimeInMillis(time); | ||
| 134 | int dst = tmpCal.get(Calendar.DST_OFFSET); | ||
| 135 | if (dst > 0) { | ||
| 136 | cal.set(Calendar.DST_OFFSET, dst); | ||
| 137 | } | ||
| 138 | |||
| 139 | long millisSince1900 = time - cal.getTimeInMillis(); | ||
| 140 | double value = (double)millisSince1900 / (24 * 60 * 60 * 1000); | ||
| 141 | |||
| 142 | return value; | ||
| 143 | } | ||
| 144 | |||
| 145 | |||
| 146 | |||
| 147 | static String[] formatKByteStrings(long... bytes) { | ||
| 148 | int n = bytes.length; | ||
| 149 | for (int i = 0; i < n; i++) { | ||
| 150 | if (bytes[i] > 0) { | ||
| 151 | bytes[i] /= 1024; | ||
| 152 | } | ||
| 153 | } | ||
| 154 | String[] strings = formatLongs(bytes); | ||
| 155 | for (int i = 0; i < n; i++) { | ||
| 156 | strings[i] = getText("kbytes", strings[i]); | ||
| 157 | } | ||
| 158 | return strings; | ||
| 159 | } | ||
| 160 | |||
| 161 | static String formatKBytes(long bytes) { | ||
| 162 | if (bytes == -1) { | ||
| 163 | return getText("kbytes", "-1"); | ||
| 164 | } | ||
| 165 | |||
| 166 | long kb = bytes / 1024; | ||
| 167 | return getText("kbytes", justify(kb, 10)); | ||
| 168 | } | ||
| 169 | |||
| 170 | |||
| 171 | static String formatBytes(long v, boolean html) { | ||
| 172 | return formatBytes(v, v, html); | ||
| 173 | } | ||
| 174 | |||
| 175 | static String formatBytes(long v, long vMax) { | ||
| 176 | return formatBytes(v, vMax, false); | ||
| 177 | } | ||
| 178 | |||
| 179 | static String formatBytes(long v, long vMax, boolean html) { | ||
| 180 | String s; | ||
| 181 | |||
| 182 | int exp = (int)Math.log10((double)vMax); | ||
| 183 | |||
| 184 | if (exp < 3) { | ||
| 185 | s = Resources.getText("Size Bytes", v); | ||
| 186 | } else if (exp < 6) { | ||
| 187 | s = Resources.getText("Size Kb", trimDouble(v / Math.pow(10.0, 3))); | ||
| 188 | } else if (exp < 9) { | ||
| 189 | s = Resources.getText("Size Mb", trimDouble(v / Math.pow(10.0, 6))); | ||
| 190 | } else { | ||
| 191 | s = Resources.getText("Size Gb", trimDouble(v / Math.pow(10.0, 9))); | ||
| 192 | } | ||
| 193 | if (html) { | ||
| 194 | s = s.replace(" ", " "); | ||
| 195 | } | ||
| 196 | return s; | ||
| 197 | } | ||
| 198 | |||
| 199 | /* | ||
| 200 | * Return the input value rounded to one decimal place. If after | ||
| 201 | * rounding the string ends in the (locale-specific) decimal point | ||
| 202 | * followed by a zero then trim that off as well. | ||
| 203 | */ | ||
| 204 | private static String trimDouble(double d) { | ||
| 205 | String s = String.format("%.1f", d); | ||
| 206 | if (s.length() > 3 && s.endsWith(decimalZero)) { | ||
| 207 | s = s.substring(0, s.length()-2); | ||
| 208 | } | ||
| 209 | return s; | ||
| 210 | } | ||
| 211 | |||
| 212 | static String formatLong(long value) { | ||
| 213 | return String.format("%,d", value); | ||
| 214 | } | ||
| 215 | |||
| 216 | static String[] formatLongs(long... longs) { | ||
| 217 | int n = longs.length; | ||
| 218 | int size = 0; | ||
| 219 | String[] strings = new String[n]; | ||
| 220 | for (int i = 0; i < n; i++) { | ||
| 221 | strings[i] = formatLong(longs[i]); | ||
| 222 | size = Math.max(size, strings[i].length()); | ||
| 223 | } | ||
| 224 | for (int i = 0; i < n; i++) { | ||
| 225 | strings[i] = justify(strings[i], size); | ||
| 226 | } | ||
| 227 | return strings; | ||
| 228 | } | ||
| 229 | |||
| 230 | |||
| 231 | // A poor attempt at right-justifying for numerical data | ||
| 232 | static String justify(long value, int size) { | ||
| 233 | return justify(formatLong(value), size); | ||
| 234 | } | ||
| 235 | |||
| 236 | static String justify(String str, int size) { | ||
| 237 | StringBuffer buf = new StringBuffer(); | ||
| 238 | buf.append("<TT>"); | ||
| 239 | int n = size - str.length(); | ||
| 240 | for (int i = 0; i < n; i++) { | ||
| 241 | buf.append(" "); | ||
| 242 | } | ||
| 243 | buf.append(str); | ||
| 244 | buf.append("</TT>"); | ||
| 245 | return buf.toString(); | ||
| 246 | } | ||
| 247 | |||
| 248 | static String newRow(String label, String value) { | ||
| 249 | return newRow(label, value, 2); | ||
| 250 | } | ||
| 251 | |||
| 252 | static String newRow(String label, String value, int columnPerRow) { | ||
| 253 | if (label == null) { | ||
| 254 | label = ""; | ||
| 255 | } else { | ||
| 256 | label += ": "; | ||
| 257 | } | ||
| 258 | label = "<th nowrap align=right valign=top>" + label; | ||
| 259 | value = "<td colspan=" + (columnPerRow-1) + "> <font size =-1>" + value; | ||
| 260 | |||
| 261 | return "<tr>" + label + value + "</tr>"; | ||
| 262 | } | ||
| 263 | |||
| 264 | static String newRow(String label1, String value1, | ||
| 265 | String label2, String value2) { | ||
| 266 | label1 = "<th nowrap align=right valign=top>" + label1 + ": "; | ||
| 267 | value1 = "<td><font size =-1>" + value1; | ||
| 268 | label2 = "<th nowrap align=right valign=top>" + label2 + ": "; | ||
| 269 | value2 = "<td><font size =-1>" + value2; | ||
| 270 | |||
| 271 | return "<tr>" + label1 + value1 + label2 + value2 + "</tr>"; | ||
| 272 | } | ||
| 273 | |||
| 274 | } | ||