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authorMarcin Chrzanowski <marcin.j.chrzanowski@gmail.com>2019-11-03 12:55:03 +0100
committerMarcin Chrzanowski <marcin.j.chrzanowski@gmail.com>2019-11-03 12:55:03 +0100
commitb1078581d4730d4944180a739fcce51a39259112 (patch)
treec8481f3667de53074810b7b678c49aad7d1881a3 /src/pl/edu/mimuw/cloudatlas/model/ValueDuration.java
parent9639cc6e14b00c6039b4a35c39764f66cc48cb7a (diff)
Initialize gradle project
Diffstat (limited to 'src/pl/edu/mimuw/cloudatlas/model/ValueDuration.java')
-rw-r--r--src/pl/edu/mimuw/cloudatlas/model/ValueDuration.java272
1 files changed, 0 insertions, 272 deletions
diff --git a/src/pl/edu/mimuw/cloudatlas/model/ValueDuration.java b/src/pl/edu/mimuw/cloudatlas/model/ValueDuration.java
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--- a/src/pl/edu/mimuw/cloudatlas/model/ValueDuration.java
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-/**
- * Copyright (c) 2014, University of Warsaw
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification, are permitted
- * provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice, this list of
- * conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright notice, this list of
- * conditions and the following disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY
- * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-package pl.edu.mimuw.cloudatlas.model;
-
-import java.lang.IllegalArgumentException;
-import java.text.ParseException;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-/**
- * A class representing duration in milliseconds. The duration can be negative. This is a simple wrapper of a Java
- * <code>Long</code> object.
- */
-public class ValueDuration extends ValueSimple<Long> {
- public static class InvalidFormatException extends IllegalArgumentException {
- }
-
- /**
- * Regex pattern for duration strings.
- */
- private static final Pattern DURATION_PATTERN = Pattern.compile(
- "(?<sign>[+-])(?<days>\\d+) " +
- "(?<hours>[0-1][0-9]|2[0-3]):(?<minutes>[0-5][0-9]):(?<seconds>[0-5][0-9])." +
- "(?<milliseconds>[0-9]{3})"
- );
-
- /**
- * Constructs a new <code>ValueDuration</code> object wrapping the specified <code>value</code>.
- *
- * @param value the value to wrap
- */
- public ValueDuration(Long value) {
- super(value);
- }
-
- @Override
- public Type getType() {
- return TypePrimitive.DURATION;
- }
-
- @Override
- public Value getDefaultValue() {
- return new ValueDuration(0l);
- }
-
- /**
- * Constructs a new <code>ValueDuration</code> object from the specified amounts of different time units.
- *
- * @param seconds a number of full seconds
- * @param milliseconds a number of milliseconds (an absolute value does not have to be lower than 1000)
- */
- public ValueDuration(long seconds, long milliseconds) {
- this(seconds * 1000l + milliseconds);
- }
-
- /**
- * Constructs a new <code>ValueDuration</code> object from the specified amounts of different time units.
- *
- * @param minutes a number of full minutes
- * @param seconds a number of full seconds (an absolute value does not have to be lower than 60)
- * @param milliseconds a number of milliseconds (an absolute value does not have to be lower than 1000)
- */
- public ValueDuration(long minutes, long seconds, long milliseconds) {
- this(minutes * 60l + seconds, milliseconds);
- }
-
- /**
- * Constructs a new <code>ValueDuration</code> object from the specified amounts of different time units.
- *
- * @param hours a number of full hours
- * @param minutes a number of full minutes (an absolute value does not have to be lower than 60)
- * @param seconds a number of full seconds (an absolute value does not have to be lower than 60)
- * @param milliseconds a number of milliseconds (an absolute value does not have to be lower than 1000)
- */
- public ValueDuration(long hours, long minutes, long seconds, long milliseconds) {
- this(hours * 60l + minutes, seconds, milliseconds);
- }
-
- /**
- * Constructs a new <code>ValueDuration</code> object from the specified amounts of different time units.
- *
- * @param days a number of full days
- * @param hours a number of full hours (an absolute value does not have to be lower than 24)
- * @param minutes a number of full minutes (an absolute value does not have to be lower than 60)
- * @param seconds a number of full seconds (an absolute value does not have to be lower than 60)
- * @param milliseconds a number of milliseconds (an absolute value does not have to be lower than 1000)
- */
- public ValueDuration(long days, long hours, long minutes, long seconds, long milliseconds) {
- this(days * 24l + hours, minutes, seconds, milliseconds);
- }
-
- /**
- * Constructs a new <code>ValueDuration</code> object from its textual representation. The representation has
- * format: <code>sd hh:mm:ss.lll</code> where:
- * <ul>
- * <li><code>s</code> is a sign (<code>+</code> or <code>-</code>),</li>
- * <li><code>d</code> is a number of days,</li>
- * <li><code>hh</code> is a number of hours (between <code>00</code> and <code>23</code>),</li>
- * <li><code>mm</code> is a number of minutes (between <code>00</code> and <code>59</code>),</li>
- * <li><code>ss</code> is a number of seconds (between <code>00</code> and <code>59</code>),</li>
- * <li><code>lll</code> is a number of milliseconds (between <code>000</code> and <code>999</code>).</li>
- * </ul>
- * <p>
- * All fields are obligatory.
- *
- * @param value a textual representation of a duration
- * @throws IllegalArgumentException if <code>value</code> does not meet described rules
- */
- public ValueDuration(String value) {
- this(parseDuration(value));
- }
-
- private static long parseDuration(String value) {
- Matcher matcher = DURATION_PATTERN.matcher(value);
- if (!matcher.matches()) {
- throw new InvalidFormatException();
- }
-
- long result = parseLongGroup(matcher, "days");
- result *= 24;
- result += parseLongGroup(matcher, "hours");
- result *= 60;
- result += parseLongGroup(matcher, "minutes");
- result *= 60;
- result += parseLongGroup(matcher, "seconds");
- result *= 1000;
- result += parseLongGroup(matcher, "milliseconds");
- result *= matcher.group("sign").equals("+") ? 1 : -1;
-
- return result;
- }
-
- private static long parseLongGroup(Matcher matcher, String group) {
- return Long.parseLong(matcher.group(group));
- }
-
- @Override
- public ValueBoolean isLowerThan(Value value) {
- sameTypesOrThrow(value, Operation.COMPARE);
- if(isNull() || value.isNull())
- return new ValueBoolean(null);
- return new ValueBoolean(getValue() < ((ValueDuration)value).getValue());
- }
-
- @Override
- public ValueDuration addValue(Value value) {
- sameTypesOrThrow(value, Operation.ADD);
- if (isNull() || value.isNull()) {
- return new ValueDuration((Long) null);
- }
-
- return new ValueDuration(getValue() + ((ValueDuration)value).getValue());
- }
-
- @Override
- public ValueDuration subtract(Value value) {
- sameTypesOrThrow(value, Operation.SUBTRACT);
- if (isNull() || value.isNull())
- return new ValueDuration((Long) null);
- return new ValueDuration(getValue() - ((ValueDuration)value).getValue());
- }
-
- @Override
- public ValueDuration multiply(Value value) {
- if (!value.getType().isCompatible(TypePrimitive.INTEGER)) {
- throw new IncompatibleTypesException(getType(), value.getType(), Operation.MULTIPLY);
- }
-
- if (isNull() || value.isNull()) {
- return new ValueDuration((Long) null);
- }
-
- return new ValueDuration(getValue() * ((ValueInt)value).getValue());
- }
-
- @Override
- public Value divide(Value value) {
- if (!value.getType().isCompatible(TypePrimitive.INTEGER)) {
- throw new IncompatibleTypesException(getType(), value.getType(), Operation.MULTIPLY);
- }
-
- if (isNull() || value.isNull()) {
- return new ValueDuration((Long) null);
- }
-
- if (((ValueInt)value).getValue() == 0l) {
- throw new ArithmeticException("Division by zero.");
- }
-
- return new ValueDuration(getValue() / ((ValueInt)value).getValue());
- }
-
- @Override
- public ValueDuration modulo(Value value) {
- if (!value.getType().isCompatible(TypePrimitive.INTEGER)) {
- throw new IncompatibleTypesException(getType(), value.getType(), Operation.MULTIPLY);
- }
-
- if (isNull() || value.isNull()) {
- return new ValueDuration((Long) null);
- }
-
- if (((ValueInt)value).getValue() == 0l) {
- throw new ArithmeticException("Division by zero.");
- }
-
- return new ValueDuration(getValue() % ((ValueInt)value).getValue());
- }
-
- @Override
- public ValueDuration negate() {
- if(isNull()) {
- return new ValueDuration((Long) null);
- }
-
- return new ValueDuration(-getValue());
- }
-
- public String toString() {
- long remainingUnits = getValue();
- boolean positive = remainingUnits >= 0;
- remainingUnits = positive ? remainingUnits : -remainingUnits;
-
- long milliseconds = remainingUnits % 1000;
- remainingUnits /= 1000;
- long seconds = remainingUnits % 60;
- remainingUnits /= 60;
- long minutes = remainingUnits % 60;
- remainingUnits /= 60;
- long hours = remainingUnits % 24;
- remainingUnits /= 24;
- long days = remainingUnits;
-
- return (positive ? "+" : "-") + Long.toString(days) + " " + Long.toString(hours)
- + ":" + Long.toString(minutes) + ":" + Long.toString(seconds) + "." +
- Long.toString(milliseconds);
- }
-
- @Override
- public Value convertTo(Type type) {
- switch(type.getPrimaryType()) {
- case STRING:
- return getValue() == null? ValueString.NULL_STRING : new ValueString(toString());
- case DURATION:
- return this;
- default:
- throw new UnsupportedConversionException(getType(), type);
- }
- }
-}