| /******************************************************************************* |
| * Copyright (c) 2000, 2021 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.test.internal.performance.results.utils; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.text.NumberFormat; |
| import java.text.ParseException; |
| import java.text.SimpleDateFormat; |
| import java.util.Calendar; |
| import java.util.Comparator; |
| import java.util.Date; |
| import java.util.GregorianCalendar; |
| import java.util.List; |
| import java.util.Locale; |
| |
| import org.eclipse.test.internal.performance.results.db.DB_Results; |
| |
| /** |
| * Utility methods for statistics. Got from org.eclipse.test.performance |
| * framework |
| */ |
| public final class Util implements IPerformancesConstants { |
| |
| // Percentages |
| public static final NumberFormat PERCENTAGE_FORMAT = NumberFormat.getPercentInstance(Locale.US); |
| static { |
| PERCENTAGE_FORMAT.setMaximumFractionDigits(2); |
| } |
| public static final NumberFormat DOUBLE_FORMAT = NumberFormat.getNumberInstance(Locale.US); |
| static { |
| DOUBLE_FORMAT.setMaximumFractionDigits(2); |
| } |
| |
| // Strings |
| public static final String LINE_SEPARATOR = System.lineSeparator(); |
| |
| // Build prefixes |
| public static final List<String> ALL_BUILD_PREFIXES = List.of("I", "M"); |
| public static final List<String> BUILD_PREFIXES = List.of("I"); |
| public static final List<String> MAINTENANCE_BUILD_PREFIXES = List.of("I", "M"); |
| public static final List<String> BASELINE_BUILD_PREFIXES = List.of(DB_Results.getDbBaselinePrefix()); |
| |
| public static final BuildDateComparator BUILD_DATE_COMPARATOR = new BuildDateComparator(); |
| |
| // Components constants |
| public static final String ORG_ECLIPSE = "org.eclipse."; |
| |
| static class BuildDateComparator implements Comparator<String> { |
| |
| @Override |
| public int compare(String s1, String s2) { |
| String buildDate1 = getBuildDate(s1); |
| String buildDate2 = getBuildDate(s2); |
| // Not the greatest sanity check, found some cases, when "getting started" |
| // where buildname was "4.1.1" or "${buildid}, which would cause a NPE. |
| // So, simple attempt to provide a more helpful message. |
| if (buildDate1 == null) { |
| throw new IllegalArgumentException("Buildname did not have a date, as expected: " + s1); |
| } |
| if (buildDate2 == null) { |
| throw new IllegalArgumentException("Buildname did not have a date, as expected: " + s2); |
| } |
| return buildDate1.compareTo(buildDate2); |
| } |
| } |
| |
| // Static information for time and date |
| public static final int ONE_MINUTE = 60000; |
| public static final long ONE_HOUR = 3600000L; |
| public static final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyyMMddHHmm"); //$NON-NLS-1$ |
| |
| /** |
| * Copy a file content to another location. |
| * |
| * @param in the input stream. |
| * @param dest the destination. |
| * @return <code>true</code> if the file was successfully copied, |
| * <code>false</code> otherwise. |
| */ |
| public static boolean copyStream(InputStream in, File dest) { |
| |
| try (OutputStream out = new FileOutputStream(dest)){ |
| |
| byte[] buf = new byte[1024]; |
| int len; |
| while ((len = in.read(buf)) > 0) { |
| out.write(buf, 0, len); |
| } |
| in.close(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| return false; |
| } |
| return true; |
| } |
| |
| /** |
| * Return the build date as yyyyMMddHHmm. |
| * |
| * @param buildName The build name (e.g. I20090806-0100) |
| * @return The date as a string. |
| */ |
| public static String getBuildDate(String buildName) { |
| return getBuildDate(buildName, DB_Results.getDbBaselinePrefix()); |
| } |
| |
| /** |
| * Return the build date as yyyyMMddHHmm. |
| * |
| * @param buildName The build name (e.g. I20090806-0100) |
| * @param baselinePrefix The baseline prefix (e.g. {@link DB_Results#getDbBaselinePrefix()}) |
| * @return The date as a string. |
| */ |
| public static String getBuildDate(String buildName, String baselinePrefix) { |
| |
| String result = ""; |
| // Baseline name |
| if (baselinePrefix != null && buildName.startsWith(baselinePrefix)) { |
| int length = buildName.length(); |
| result = buildName.substring(length - 12, length); |
| } else { |
| // Build name |
| char first = buildName.charAt(0); |
| // TODO: should check if in buildIdPrefixes instead of hard coding |
| if (first == 'N' || first == 'I' || first == 'M') { |
| result = buildName.substring(1, 9) + buildName.substring(10, 14); |
| } else { |
| //System.err.println("\n\tERROR: buildName did not have expected format. buildName: " + buildName); |
| // 2015/10/30 (dw) following too complicated (and, unsure if correct, so should be removed or simplified greatly bullet proofed) |
| // Try with date format, to handle old release baselines |
| int length = buildName.length() - 12 /* length of date */; |
| for (int i = 0; i <= length; i++) { |
| try { |
| String substring = i == 0 ? buildName : buildName.substring(i); |
| Util.DATE_FORMAT.parse(substring); |
| // if no exception, |
| result = substring; |
| } |
| catch (ParseException ex) { |
| result = null; |
| } |
| } |
| } |
| } |
| return result; |
| } |
| |
| /** |
| * Returns a string to display the given time as a duration formatted as |
| * "hh:mm:ss". |
| * |
| * @param time |
| * The time to format as a long. |
| * @return The formatted string. |
| */ |
| public static String timeChrono(long time) { |
| if (time < 1000) { // less than 1s |
| return "00:00:00"; //$NON-NLS-1$ |
| } |
| StringBuilder buffer = new StringBuilder(); |
| int seconds = (int) (time / 1000); |
| if (seconds < 60) { |
| buffer.append("00:00:"); //$NON-NLS-1$ |
| if (seconds < 10) |
| buffer.append('0'); |
| buffer.append(seconds); |
| } else { |
| int minutes = seconds / 60; |
| if (minutes < 60) { |
| buffer.append("00:"); //$NON-NLS-1$ |
| if (minutes < 10) |
| buffer.append('0'); |
| buffer.append(minutes); |
| buffer.append(':'); |
| seconds = seconds % 60; |
| if (seconds < 10) |
| buffer.append('0'); |
| buffer.append(seconds); |
| } else { |
| int hours = minutes / 60; |
| if (hours < 10) |
| buffer.append('0'); |
| buffer.append(hours); |
| buffer.append(':'); |
| minutes = minutes % 60; |
| if (minutes < 10) |
| buffer.append('0'); |
| buffer.append(minutes); |
| buffer.append(':'); |
| seconds = seconds % 60; |
| if (seconds < 10) |
| buffer.append('0'); |
| buffer.append(seconds); |
| } |
| } |
| return buffer.toString(); |
| } |
| |
| /** |
| * Returns a string to display the given time as the hour of the day |
| * formatted as "hh:mm:ss". |
| * |
| * @param time |
| * The time to format as a long. |
| * @return The formatted string. |
| */ |
| public static String timeEnd(long time) { |
| GregorianCalendar calendar = new GregorianCalendar(); |
| calendar.add(Calendar.SECOND, (int) (time / 1000)); |
| Date date = calendar.getTime(); |
| SimpleDateFormat dateFormat = new SimpleDateFormat("KK:mm:ss"); //$NON-NLS-1$ |
| return dateFormat.format(date); |
| } |
| |
| /** |
| * Returns a string to display the given time as a duration formatted as: |
| * <ul> |
| * <li>"XXXms" if the duration is less than 0.1s (e.g. "543ms")</li> |
| * <li>"X.YYs" if the duration is less than 1s (e.g. "5.43s")</li> |
| * <li>"XX.Ys" if the duration is less than 1mn (e.g. "54.3s")</li> |
| * <li>"XXmn XXs" if the duration is less than 1h (e.g. "54mn 3s")</li> |
| * <li>"XXh XXmn XXs" if the duration is over than 1h (e.g. "5h 4mn 3s") |
| * </li> |
| * </ul> |
| * |
| * @param time |
| * The time to format as a long. |
| * @return The formatted string. |
| */ |
| public static String timeString(long time) { |
| NumberFormat format = NumberFormat.getInstance(); |
| format.setMaximumFractionDigits(1); |
| StringBuilder buffer = new StringBuilder(); |
| if (time == 0) { |
| // print nothing |
| } |
| if (time < 100) { // less than 0.1s |
| buffer.append(time); |
| buffer.append("ms"); //$NON-NLS-1$ |
| } else if (time < 1000) { // less than 1s |
| if ((time % 100) != 0) { |
| format.setMaximumFractionDigits(2); |
| } |
| buffer.append(format.format(time / 1000.0)); |
| buffer.append("s"); //$NON-NLS-1$ |
| } else if (time < Util.ONE_MINUTE) { // less than 1mn |
| if ((time % 1000) == 0) { |
| buffer.append(time / 1000); |
| } else { |
| buffer.append(format.format(time / 1000.0)); |
| } |
| buffer.append("s"); //$NON-NLS-1$ |
| } else if (time < Util.ONE_HOUR) { // less than 1h |
| buffer.append(time / Util.ONE_MINUTE).append("mn "); //$NON-NLS-1$ |
| long seconds = time % Util.ONE_MINUTE; |
| buffer.append(seconds / 1000); |
| buffer.append("s"); //$NON-NLS-1$ |
| } else { // more than 1h |
| long h = time / Util.ONE_HOUR; |
| buffer.append(h).append("h "); //$NON-NLS-1$ |
| long m = (time % Util.ONE_HOUR) / Util.ONE_MINUTE; |
| buffer.append(m).append("mn "); //$NON-NLS-1$ |
| long seconds = m % Util.ONE_MINUTE; |
| buffer.append(seconds / 1000); |
| buffer.append("s"); //$NON-NLS-1$ |
| } |
| return buffer.toString(); |
| } |
| |
| private Util() { |
| // don't instantiate |
| } |
| |
| } |