| /* |
| * Copyright (C) 2017, Thomas Wolf <thomas.wolf@paranor.ch> and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package org.eclipse.jgit.lib; |
| |
| import java.text.MessageFormat; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.concurrent.TimeUnit; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| import org.eclipse.jgit.annotations.NonNull; |
| import org.eclipse.jgit.internal.JGitText; |
| import org.eclipse.jgit.lib.Config.ConfigEnum; |
| import org.eclipse.jgit.transport.RefSpec; |
| import org.eclipse.jgit.util.StringUtils; |
| |
| /** |
| * An {@link org.eclipse.jgit.lib.TypedConfigGetter} that throws |
| * {@link java.lang.IllegalArgumentException} on invalid values. |
| * |
| * @since 4.9 |
| */ |
| public class DefaultTypedConfigGetter implements TypedConfigGetter { |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean getBoolean(Config config, String section, String subsection, |
| String name, boolean defaultValue) { |
| String n = config.getRawString(section, subsection, name); |
| if (n == null) { |
| return defaultValue; |
| } |
| if (Config.isMissing(n)) { |
| return true; |
| } |
| try { |
| return StringUtils.toBoolean(n); |
| } catch (IllegalArgumentException err) { |
| throw new IllegalArgumentException(MessageFormat.format( |
| JGitText.get().invalidBooleanValue, section, name, n), err); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public <T extends Enum<?>> T getEnum(Config config, T[] all, String section, |
| String subsection, String name, T defaultValue) { |
| String value = config.getString(section, subsection, name); |
| if (value == null) { |
| return defaultValue; |
| } |
| if (all[0] instanceof ConfigEnum) { |
| for (T t : all) { |
| if (((ConfigEnum) t).matchConfigValue(value)) { |
| return t; |
| } |
| } |
| } |
| |
| String n = value.replace(' ', '_'); |
| |
| // Because of c98abc9c0586c73ef7df4172644b7dd21c979e9d being used in |
| // the real world before its breakage was fully understood, we must |
| // also accept '-' as though it were ' '. |
| n = n.replace('-', '_'); |
| |
| T trueState = null; |
| T falseState = null; |
| for (T e : all) { |
| if (StringUtils.equalsIgnoreCase(e.name(), n)) { |
| return e; |
| } else if (StringUtils.equalsIgnoreCase(e.name(), "TRUE")) { //$NON-NLS-1$ |
| trueState = e; |
| } else if (StringUtils.equalsIgnoreCase(e.name(), "FALSE")) { //$NON-NLS-1$ |
| falseState = e; |
| } |
| } |
| |
| // This is an odd little fallback. C Git sometimes allows boolean |
| // values in a tri-state with other things. If we have both a true |
| // and a false value in our enumeration, assume its one of those. |
| // |
| if (trueState != null && falseState != null) { |
| try { |
| return StringUtils.toBoolean(n) ? trueState : falseState; |
| } catch (IllegalArgumentException err) { |
| // Fall through and use our custom error below. |
| } |
| } |
| |
| if (subsection != null) { |
| throw new IllegalArgumentException( |
| MessageFormat.format(JGitText.get().enumValueNotSupported3, |
| section, subsection, name, value)); |
| } |
| throw new IllegalArgumentException(MessageFormat.format( |
| JGitText.get().enumValueNotSupported2, section, name, value)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public int getInt(Config config, String section, String subsection, |
| String name, int defaultValue) { |
| long val = config.getLong(section, subsection, name, defaultValue); |
| if (Integer.MIN_VALUE <= val && val <= Integer.MAX_VALUE) { |
| return (int) val; |
| } |
| throw new IllegalArgumentException(MessageFormat |
| .format(JGitText.get().integerValueOutOfRange, section, name)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public long getLong(Config config, String section, String subsection, |
| String name, long defaultValue) { |
| final String str = config.getString(section, subsection, name); |
| if (str == null) { |
| return defaultValue; |
| } |
| String n = str.trim(); |
| if (n.length() == 0) { |
| return defaultValue; |
| } |
| long mul = 1; |
| switch (StringUtils.toLowerCase(n.charAt(n.length() - 1))) { |
| case 'g': |
| mul = Config.GiB; |
| break; |
| case 'm': |
| mul = Config.MiB; |
| break; |
| case 'k': |
| mul = Config.KiB; |
| break; |
| } |
| if (mul > 1) { |
| n = n.substring(0, n.length() - 1).trim(); |
| } |
| if (n.length() == 0) { |
| return defaultValue; |
| } |
| try { |
| return mul * Long.parseLong(n); |
| } catch (NumberFormatException nfe) { |
| throw new IllegalArgumentException(MessageFormat.format( |
| JGitText.get().invalidIntegerValue, section, name, str), |
| nfe); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public long getTimeUnit(Config config, String section, String subsection, |
| String name, long defaultValue, TimeUnit wantUnit) { |
| String valueString = config.getString(section, subsection, name); |
| |
| if (valueString == null) { |
| return defaultValue; |
| } |
| |
| String s = valueString.trim(); |
| if (s.length() == 0) { |
| return defaultValue; |
| } |
| |
| if (s.startsWith("-")/* negative */) { //$NON-NLS-1$ |
| throw notTimeUnit(section, subsection, name, valueString); |
| } |
| |
| Matcher m = Pattern.compile("^(0|[1-9][0-9]*)\\s*(.*)$") //$NON-NLS-1$ |
| .matcher(valueString); |
| if (!m.matches()) { |
| return defaultValue; |
| } |
| |
| String digits = m.group(1); |
| String unitName = m.group(2).trim(); |
| |
| TimeUnit inputUnit; |
| int inputMul; |
| |
| if (unitName.isEmpty()) { |
| inputUnit = wantUnit; |
| inputMul = 1; |
| |
| } else if (match(unitName, "ns", "nanoseconds")) { //$NON-NLS-1$ //$NON-NLS-2$ |
| inputUnit = TimeUnit.NANOSECONDS; |
| inputMul = 1; |
| |
| } else if (match(unitName, "us", "microseconds")) { //$NON-NLS-1$ //$NON-NLS-2$ |
| inputUnit = TimeUnit.MICROSECONDS; |
| inputMul = 1; |
| |
| } else if (match(unitName, "ms", "milliseconds")) { //$NON-NLS-1$ //$NON-NLS-2$ |
| inputUnit = TimeUnit.MILLISECONDS; |
| inputMul = 1; |
| |
| } else if (match(unitName, "s", "sec", "second", "seconds")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ |
| inputUnit = TimeUnit.SECONDS; |
| inputMul = 1; |
| |
| } else if (match(unitName, "m", "min", "minute", "minutes")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ |
| inputUnit = TimeUnit.MINUTES; |
| inputMul = 1; |
| |
| } else if (match(unitName, "h", "hr", "hour", "hours")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ |
| inputUnit = TimeUnit.HOURS; |
| inputMul = 1; |
| |
| } else if (match(unitName, "d", "day", "days")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| inputUnit = TimeUnit.DAYS; |
| inputMul = 1; |
| |
| } else if (match(unitName, "w", "week", "weeks")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| inputUnit = TimeUnit.DAYS; |
| inputMul = 7; |
| |
| } else if (match(unitName, "mon", "month", "months")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| inputUnit = TimeUnit.DAYS; |
| inputMul = 30; |
| |
| } else if (match(unitName, "y", "year", "years")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| inputUnit = TimeUnit.DAYS; |
| inputMul = 365; |
| |
| } else { |
| throw notTimeUnit(section, subsection, name, valueString); |
| } |
| |
| try { |
| return wantUnit.convert(Long.parseLong(digits) * inputMul, |
| inputUnit); |
| } catch (NumberFormatException nfe) { |
| IllegalArgumentException iae = notTimeUnit(section, subsection, |
| unitName, valueString); |
| iae.initCause(nfe); |
| throw iae; |
| } |
| } |
| |
| private static boolean match(String a, String... cases) { |
| for (String b : cases) { |
| if (b != null && b.equalsIgnoreCase(a)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| private static IllegalArgumentException notTimeUnit(String section, |
| String subsection, String name, String valueString) { |
| if (subsection != null) { |
| return new IllegalArgumentException( |
| MessageFormat.format(JGitText.get().invalidTimeUnitValue3, |
| section, subsection, name, valueString)); |
| } |
| return new IllegalArgumentException( |
| MessageFormat.format(JGitText.get().invalidTimeUnitValue2, |
| section, name, valueString)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| @NonNull |
| public List<RefSpec> getRefSpecs(Config config, String section, |
| String subsection, String name) { |
| String[] values = config.getStringList(section, subsection, name); |
| List<RefSpec> result = new ArrayList<>(values.length); |
| for (String spec : values) { |
| result.add(new RefSpec(spec)); |
| } |
| return result; |
| } |
| } |