diff --git a/Task_1_5_1/build.gradle b/Task_1_5_1/build.gradle new file mode 100644 index 00000000..9266919f --- /dev/null +++ b/Task_1_5_1/build.gradle @@ -0,0 +1,27 @@ +plugins { + id 'java' + id 'jacoco' +} + +group = 'org.example' +version = '1.0-SNAPSHOT' + +repositories { + mavenCentral() +} + + +dependencies { + testImplementation platform('org.junit:junit-bom:5.8.1') + testImplementation 'org.junit.jupiter:junit-jupiter' +} + +test { + useJUnitPlatform() +} + +jacocoTestReport { + reports { + xml.required = true + } +} diff --git a/Task_1_5_1/gradle/wrapper/gradle-wrapper.jar b/Task_1_5_1/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 00000000..41d9927a Binary files /dev/null and b/Task_1_5_1/gradle/wrapper/gradle-wrapper.jar differ diff --git a/Task_1_5_1/gradle/wrapper/gradle-wrapper.properties b/Task_1_5_1/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 00000000..41dfb879 --- /dev/null +++ b/Task_1_5_1/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,5 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/Task_1_5_1/gradlew b/Task_1_5_1/gradlew new file mode 100644 index 00000000..1b6c7873 --- /dev/null +++ b/Task_1_5_1/gradlew @@ -0,0 +1,234 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +############################################################################## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit + +APP_NAME="Gradle" +APP_BASE_NAME=${0##*/} + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar + + +# Determine the Java command to use to start the JVM. +if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD=$JAVA_HOME/jre/sh/java + else + JAVACMD=$JAVA_HOME/bin/java + fi + if [ ! -x "$JAVACMD" ] ; then + die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + +# Collect all arguments for the java command; +# * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of +# shell script including quotes and variable substitutions, so put them in +# double quotes to make sure that they get re-expanded; and +# * put everything else in single quotes, so that it's not re-expanded. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + org.gradle.wrapper.GradleWrapperMain \ + "$@" + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/Task_1_5_1/gradlew.bat b/Task_1_5_1/gradlew.bat new file mode 100644 index 00000000..107acd32 --- /dev/null +++ b/Task_1_5_1/gradlew.bat @@ -0,0 +1,89 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem + +@if "%DEBUG%" == "" @echo off +@rem ########################################################################## +@rem +@rem Gradle startup script for Windows +@rem +@rem ########################################################################## + +@rem Set local scope for the variables with windows NT shell +if "%OS%"=="Windows_NT" setlocal + +set DIRNAME=%~dp0 +if "%DIRNAME%" == "" set DIRNAME=. +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if "%ERRORLEVEL%" == "0" goto execute + +echo. +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* + +:end +@rem End local scope for the variables with windows NT shell +if "%ERRORLEVEL%"=="0" goto mainEnd + +:fail +rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of +rem the _cmd.exe /c_ return code! +if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 +exit /b 1 + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/Task_1_5_1/settings.gradle b/Task_1_5_1/settings.gradle new file mode 100644 index 00000000..b4a82257 --- /dev/null +++ b/Task_1_5_1/settings.gradle @@ -0,0 +1,2 @@ +rootProject.name = 'Task_1_5_1' + diff --git a/Task_1_5_1/src/main/java/exceptions/ArithmeticException.java b/Task_1_5_1/src/main/java/exceptions/ArithmeticException.java new file mode 100644 index 00000000..9c430ebd --- /dev/null +++ b/Task_1_5_1/src/main/java/exceptions/ArithmeticException.java @@ -0,0 +1,16 @@ +package exceptions; + +/** + * Exception parent-class for arithmetic. + */ +public class ArithmeticException extends Throwable { + + /** + * main func. + * + * @param message for user. + */ + public ArithmeticException(String message) { + super(message); + } +} \ No newline at end of file diff --git a/Task_1_5_1/src/main/java/exceptions/DivisionByZeroException.java b/Task_1_5_1/src/main/java/exceptions/DivisionByZeroException.java new file mode 100644 index 00000000..58037a4c --- /dev/null +++ b/Task_1_5_1/src/main/java/exceptions/DivisionByZeroException.java @@ -0,0 +1,16 @@ +package exceptions; + +/** + * exception when division by zero occurs. + */ +public class DivisionByZeroException extends ArithmeticException { + + /** + * main func. + * + * @param message for user. + */ + public DivisionByZeroException(String message) { + super(message); + } +} \ No newline at end of file diff --git a/Task_1_5_1/src/main/java/exceptions/IllegalArgumentFoundException.java b/Task_1_5_1/src/main/java/exceptions/IllegalArgumentFoundException.java new file mode 100644 index 00000000..013f0f98 --- /dev/null +++ b/Task_1_5_1/src/main/java/exceptions/IllegalArgumentFoundException.java @@ -0,0 +1,16 @@ +package exceptions; + +/** + * exception when incorrect operator. + */ +public class IllegalArgumentFoundException extends Throwable { + + /** + * main func. + * + * @param message for user. + */ + public IllegalArgumentFoundException(String message) { + super(message); + } +} diff --git a/Task_1_5_1/src/main/java/exceptions/IllegalOperatorException.java b/Task_1_5_1/src/main/java/exceptions/IllegalOperatorException.java new file mode 100644 index 00000000..a1287123 --- /dev/null +++ b/Task_1_5_1/src/main/java/exceptions/IllegalOperatorException.java @@ -0,0 +1,17 @@ +package exceptions; + +/** + * exception when incorrect operator. + */ +public class IllegalOperatorException extends Throwable { + + /** + * main func. + * + * @param message for user. + */ + public IllegalOperatorException(String message) { + super(message); + } + +} diff --git a/Task_1_5_1/src/main/java/exceptions/LogarithmIncorrectArgumentException.java b/Task_1_5_1/src/main/java/exceptions/LogarithmIncorrectArgumentException.java new file mode 100644 index 00000000..9fcf1bdb --- /dev/null +++ b/Task_1_5_1/src/main/java/exceptions/LogarithmIncorrectArgumentException.java @@ -0,0 +1,16 @@ +package exceptions; + +/** + * exception when incorrect number of logarithm. + */ +public class LogarithmIncorrectArgumentException extends ArithmeticException { + + /** + * main func. + * + * @param message for user. + */ + public LogarithmIncorrectArgumentException(String message) { + super(message); + } +} \ No newline at end of file diff --git a/Task_1_5_1/src/main/java/exceptions/SquareRootLessThanZeroException.java b/Task_1_5_1/src/main/java/exceptions/SquareRootLessThanZeroException.java new file mode 100644 index 00000000..7361aeac --- /dev/null +++ b/Task_1_5_1/src/main/java/exceptions/SquareRootLessThanZeroException.java @@ -0,0 +1,16 @@ +package exceptions; + +/** + * exception when incorrect square root. + */ +public class SquareRootLessThanZeroException extends ArithmeticException { + + /** + * main func. + * + * @param message for user. + */ + public SquareRootLessThanZeroException(String message) { + super(message); + } +} diff --git a/Task_1_5_1/src/main/java/operations/Arctg.java b/Task_1_5_1/src/main/java/operations/Arctg.java new file mode 100644 index 00000000..ea10ade2 --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Arctg.java @@ -0,0 +1,38 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * calculate arctg. + */ +public class Arctg extends Operation { + + private Operation expression; + + /** + * count. + * + * @return atan result. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + return Math.atan(expression.count()); + } + + /** + * set from stack. + * + * @param stack OPeration type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 1) { + throw new IllegalArgumentFoundException("Недостаточное количество аргументов"); + } + expression = stack.pop(); + } +} diff --git a/Task_1_5_1/src/main/java/operations/Cos.java b/Task_1_5_1/src/main/java/operations/Cos.java new file mode 100644 index 00000000..dfdccf08 --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Cos.java @@ -0,0 +1,38 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * calculate cos. + */ +public class Cos extends Operation { + + private Operation expression; + + /** + * count. + * + * @return cos result. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + return Math.cos(expression.count()); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 1) { + throw new IllegalArgumentFoundException("Недостаточное количество аргументов"); + } + expression = stack.pop(); + } +} diff --git a/Task_1_5_1/src/main/java/operations/Division.java b/Task_1_5_1/src/main/java/operations/Division.java new file mode 100644 index 00000000..20263464 --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Division.java @@ -0,0 +1,48 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.DivisionByZeroException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * division. + */ +public class Division extends Operation { + + private Operation expr1; + private Operation expr2; + + + /** + * count. + * + * @return divided arg. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + double expr = expr2.count(); + if (expr == 0){ + throw new DivisionByZeroException("Нельзя делить на ноль!"); + } + return expr1.count() / expr2.count(); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 2) { + throw new IllegalArgumentFoundException("Недостаточное количество аргументов"); + } + + expr1 = stack.pop(); + expr2 = stack.pop(); + + } +} diff --git a/Task_1_5_1/src/main/java/operations/Log.java b/Task_1_5_1/src/main/java/operations/Log.java new file mode 100644 index 00000000..8e996b46 --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Log.java @@ -0,0 +1,44 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import exceptions.LogarithmIncorrectArgumentException; +import java.util.Stack; + +/** + * log. + */ +public class Log extends Operation { + + private Operation expression; + + /** + * count. + * + * @return log output. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + double expr = expression.count(); + if (expr <= 0){ + throw new LogarithmIncorrectArgumentException("Аргумент должен быть больше нуля!"); + } + return Math.log(expr); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 1) { + throw new IllegalArgumentFoundException("Недостаточное количество аргументов!"); + } + expression = stack.pop(); + + } +} diff --git a/Task_1_5_1/src/main/java/operations/Minus.java b/Task_1_5_1/src/main/java/operations/Minus.java new file mode 100644 index 00000000..17e64728 --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Minus.java @@ -0,0 +1,40 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * minus. + */ +public class Minus extends Operation { + + private Operation expr1; + private Operation expr2; + + /** + * count. + * + * @return result expression. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + return expr1.count() - expr2.count(); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 2) { + throw new IllegalArgumentFoundException(""); + } + expr1 = stack.pop(); + expr2 = stack.pop(); + } +} diff --git a/Task_1_5_1/src/main/java/operations/Multiplication.java b/Task_1_5_1/src/main/java/operations/Multiplication.java new file mode 100644 index 00000000..afd7e6d4 --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Multiplication.java @@ -0,0 +1,40 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * miltiply. + */ +public class Multiplication extends Operation { + + private Operation expr1; + private Operation expr2; + + /** + * count. + * + * @return multiplication result. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + return expr1.count() * expr2.count(); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 2) { + throw new IllegalArgumentFoundException("Недостаточное количество аргументов"); + } + expr1 = stack.pop(); + expr2 = stack.pop(); + } +} diff --git a/Task_1_5_1/src/main/java/operations/Negative.java b/Task_1_5_1/src/main/java/operations/Negative.java new file mode 100644 index 00000000..d80126ae --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Negative.java @@ -0,0 +1,38 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * negative number. + */ +public class Negative extends Operation { + + private Operation expression; + + /** + * count. + * + * @return expression result. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + return expression.count()*(-1); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 1){ + throw new IllegalArgumentFoundException(""); + } + expression = stack.pop(); + } +} diff --git a/Task_1_5_1/src/main/java/operations/Num.java b/Task_1_5_1/src/main/java/operations/Num.java new file mode 100644 index 00000000..5dc5521f --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Num.java @@ -0,0 +1,40 @@ +package operations; + +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * usual number. + */ +public class Num extends Operation { + + private double a1; + + /** + * set from stack to expr. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException {} + + /** + * count. + * + * @return a1 Number. + */ + @Override + public double count() { + return a1; + } + + /** + * constructor. + * + * @param num Douple type. + */ + public Num(double num){ + this.a1 = num; + } +} diff --git a/Task_1_5_1/src/main/java/operations/Operation.java b/Task_1_5_1/src/main/java/operations/Operation.java new file mode 100644 index 00000000..eec57a6a --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Operation.java @@ -0,0 +1,29 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * abstact class. + */ +public abstract class Operation { + + /** + * recursive method which calculate expressions. + * + * @return double result. + * @throws ArithmeticException exception. + */ + public abstract double count() throws ArithmeticException; + + /** + * setter. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + public abstract void setArgsFromStack(Stack stack) + throws IllegalArgumentFoundException; + +} diff --git a/Task_1_5_1/src/main/java/operations/Plus.java b/Task_1_5_1/src/main/java/operations/Plus.java new file mode 100644 index 00000000..9c8155eb --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Plus.java @@ -0,0 +1,41 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * Plus. + */ +public class Plus extends Operation { + + private Operation expr1; + private Operation expr2; + + /** + * count. + * + * @return expression result. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + return expr1.count() + expr2.count(); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 2) { + throw new IllegalArgumentFoundException(""); + } + expr1 = stack.pop(); + expr2 = stack.pop(); + + } +} diff --git a/Task_1_5_1/src/main/java/operations/Pow.java b/Task_1_5_1/src/main/java/operations/Pow.java new file mode 100644 index 00000000..4383a4f6 --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Pow.java @@ -0,0 +1,40 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * Pow. + */ +public class Pow extends Operation { + + private Operation expr1; + private Operation expr2; + + /** + * count. + * + * @return expression result. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + return Math.pow(expr1.count(), expr2.count()); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 2) { + throw new IllegalArgumentFoundException("Недостаточное количество аргументов"); + } + expr1 = stack.pop(); + expr2 = stack.pop(); + } +} diff --git a/Task_1_5_1/src/main/java/operations/Sin.java b/Task_1_5_1/src/main/java/operations/Sin.java new file mode 100644 index 00000000..2fb08a03 --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Sin.java @@ -0,0 +1,38 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import java.util.Stack; + +/** + * sin. + */ +public class Sin extends Operation { + + private Operation expression; + + /** + * count. + * + * @return expression result. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + return Math.sin(expression.count()); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 1) { + throw new IllegalArgumentFoundException("Недостаточное количество аргументов"); + } + expression = stack.pop(); + } +} diff --git a/Task_1_5_1/src/main/java/operations/Sqrt.java b/Task_1_5_1/src/main/java/operations/Sqrt.java new file mode 100644 index 00000000..5477f887 --- /dev/null +++ b/Task_1_5_1/src/main/java/operations/Sqrt.java @@ -0,0 +1,43 @@ +package operations; + +import exceptions.ArithmeticException; +import exceptions.IllegalArgumentFoundException; +import exceptions.SquareRootLessThanZeroException; +import java.util.Stack; + +/** + * sqrt. + */ +public class Sqrt extends Operation { + + private Operation expression; + + /** + * count. + * + * @return expression result. + * @throws ArithmeticException exception. + */ + @Override + public double count() throws ArithmeticException { + double expr = expression.count(); + if (expr < 0) { + throw new SquareRootLessThanZeroException("Нельзя на ноль делить!"); + } + return Math.sqrt(expr); + } + + /** + * set from stack. + * + * @param stack Operation type. + * @throws IllegalArgumentFoundException exception. + */ + @Override + public void setArgsFromStack(Stack stack) throws IllegalArgumentFoundException { + if (stack.size() < 1) { + throw new IllegalArgumentFoundException("Недостаточное количество аргументов"); + } + expression = stack.pop(); + } +} diff --git a/Task_1_5_1/src/main/java/org/example/Calculator.java b/Task_1_5_1/src/main/java/org/example/Calculator.java new file mode 100644 index 00000000..2621952c --- /dev/null +++ b/Task_1_5_1/src/main/java/org/example/Calculator.java @@ -0,0 +1,62 @@ +package org.example; + +import exceptions.ArithmeticException; +import exceptions.DivisionByZeroException; +import exceptions.IllegalArgumentFoundException; +import exceptions.IllegalOperatorException; +import exceptions.LogarithmIncorrectArgumentException; +import exceptions.SquareRootLessThanZeroException; +import java.util.Scanner; +import operations.Operation; + +/** + * class which calculate. + */ +public class Calculator { + + /** + * method where scan input data and calculate. + */ + public static void calculator() { + /** + * multi-catch. + */ + while (true) { + + Scanner line = new Scanner(System.in); + String expression = line.nextLine(); + + try { + Double result = calculateExpression(expression); + System.out.println(result); + + } catch (ArithmeticException + | IllegalArgumentFoundException + | IllegalOperatorException e) { + + System.out.println(e.getMessage()); + + } + } + } + + /** + * main logic of calculator. + * + * @param expression input string + * @return double expression. + * @throws DivisionByZeroException Division By Zero + * @throws IllegalArgumentFoundException Illegal Argument Found + * @throws LogarithmIncorrectArgumentException LogarithmIncorrectArgument + * @throws SquareRootLessThanZeroException SquareRootLessThanZero + * @throws IllegalOperatorException Illegal Operator + */ + public static Double calculateExpression(String expression) + throws IllegalArgumentFoundException, + ArithmeticException, IllegalOperatorException { + + Operation operation = Parser.parse(expression); + + return operation.count(); + } +} diff --git a/Task_1_5_1/src/main/java/org/example/Main.java b/Task_1_5_1/src/main/java/org/example/Main.java new file mode 100644 index 00000000..700d04c5 --- /dev/null +++ b/Task_1_5_1/src/main/java/org/example/Main.java @@ -0,0 +1,15 @@ +package org.example; + +/** + * test how it works. + */ +public class Main { + /** + * main method. + * + * @param args expression + */ + public static void main(String[] args) { + Calculator.calculator(); + } +} diff --git a/Task_1_5_1/src/main/java/org/example/OperationFactory.java b/Task_1_5_1/src/main/java/org/example/OperationFactory.java new file mode 100644 index 00000000..ea76d10d --- /dev/null +++ b/Task_1_5_1/src/main/java/org/example/OperationFactory.java @@ -0,0 +1,45 @@ +package org.example; + +import exceptions.IllegalOperatorException; +import operations.Arctg; +import operations.Cos; +import operations.Division; +import operations.Log; +import operations.Minus; +import operations.Multiplication; +import operations.Negative; +import operations.Operation; +import operations.Plus; +import operations.Pow; +import operations.Sin; +import operations.Sqrt; + +/** + * factory. + */ +public class OperationFactory { + /** + * factory. + * + * @param operation all. + * @return operation. + * @throws IllegalOperatorException exception. + */ + public static Operation create(String operation) throws IllegalOperatorException { + switch (operation) { + case "cos": return new Cos(); + case "sin": return new Sin(); + case "log": return new Log(); + case "pow": return new Pow(); + case "atan": return new Arctg(); + case "sqrt": return new Sqrt(); + case "-": return new Minus(); + case "*": return new Multiplication(); + case "/": return new Division(); + case "+": return new Plus(); + case "!": return new Negative(); + default: throw new IllegalOperatorException("Неизвестный оператор " + operation); + } + } +} + diff --git a/Task_1_5_1/src/main/java/org/example/Parser.java b/Task_1_5_1/src/main/java/org/example/Parser.java new file mode 100644 index 00000000..8a2be3bf --- /dev/null +++ b/Task_1_5_1/src/main/java/org/example/Parser.java @@ -0,0 +1,46 @@ +package org.example; + +import exceptions.IllegalArgumentFoundException; +import exceptions.IllegalOperatorException; +import java.util.Stack; +import operations.Num; +import operations.Operation; + +/** + * parsing and structure stack. + */ +public class Parser { + /** + * parser. + * + * @param expression my. + * @return structured expr. + * @throws IllegalArgumentFoundException see package. + * @throws IllegalOperatorException see package. + */ + public static Operation parse(String expression) + throws IllegalArgumentFoundException, IllegalOperatorException { + + String[] expressionArr = expression.split(" "); + Stack stack = new Stack<>(); + for (int i = expressionArr.length - 1; i >= 0; i--) { + try { + Double tmp = Double.parseDouble(expressionArr[i]); + stack.push(new Num(tmp)); + } catch (NumberFormatException e) { + if (expressionArr[i].equals("")) { + continue; + } + Operation o = OperationFactory.create(expressionArr[i]); + o.setArgsFromStack(stack); + stack.push(o); + } + } + if (stack.size() == 1) { + return stack.pop(); + } else { + throw new IllegalArgumentFoundException("Неверный ответ"); + } + } +} + diff --git a/Task_1_5_1/src/test/java/org/example/CalculatorTest.java b/Task_1_5_1/src/test/java/org/example/CalculatorTest.java new file mode 100644 index 00000000..33ce494a --- /dev/null +++ b/Task_1_5_1/src/test/java/org/example/CalculatorTest.java @@ -0,0 +1,177 @@ +package org.example; + +import exceptions.ArithmeticException; +import exceptions.DivisionByZeroException; +import exceptions.IllegalArgumentFoundException; +import exceptions.IllegalOperatorException; +import exceptions.LogarithmIncorrectArgumentException; +import exceptions.SquareRootLessThanZeroException; +import java.util.Stack; +import operations.Negative; +import operations.Num; +import operations.Operation; +import org.junit.jupiter.api.Assertions; +import org.junit.jupiter.api.Test; + + +public class CalculatorTest { + + @Test + public void testFunctions() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("cos sqrt + 1 - 12 * 3 4"); + Assertions.assertEquals(Math.round(res * 10000), 5403); + } + + @Test + public void testAdd() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("+ 11 -45"); + Assertions.assertEquals(res, -34); + } + + @Test + public void testNegative() throws IllegalArgumentFoundException, ArithmeticException { + // Подготавливаем стек с операциями, содержащий одно число + Stack stack = new Stack<>(); + stack.push(new Num(10)); // Положительное число + Negative negativeOperation = new Negative(); + negativeOperation.setArgsFromStack(stack); + Assertions.assertEquals(-10, negativeOperation.count(), "Negative of 10 should be -10"); + + stack.push(new Num(-20)); // Отрицательное число + negativeOperation.setArgsFromStack(stack); + Assertions.assertEquals(20, negativeOperation.count(), "Negative of -20 should be 20"); + } + + @Test + public void testArctg() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("atan 1"); + Assertions.assertEquals(Math.round(res * 10000), Math.round(Math.PI / 4 * 10000)); + } + + @Test + public void testMinus() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("- 11 -45"); + Assertions.assertEquals(res, 56); + } + + @Test + public void testMul() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("* 10 -45"); + Assertions.assertEquals(res, -450); + } + + @Test + public void testDiv() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("/ 121 11"); + Assertions.assertEquals(res, 11); + } + + @Test + public void testSin() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("sin 0"); + Assertions.assertEquals(res, 0); + } + + @Test + public void testCos() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("cos 0"); + Assertions.assertEquals(res, 1); + } + + @Test + public void testLog() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("log 145"); + Assertions.assertEquals(Math.round(res * 1000), 4977); + } + + @Test + public void testPow() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("pow 2 10"); + Assertions.assertEquals(res, 1024); + } + + + + @Test + public void testSqrt() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression("sqrt 1024"); + Assertions.assertEquals(res, 32); + } + + + @Test + public void testWhiteSpace() throws ArithmeticException, IllegalArgumentFoundException, + IllegalOperatorException { + Double res = Calculator.calculateExpression(" + 9 9"); + Assertions.assertEquals(res, 18.0); + } + + @Test + public void testDivisionByZero() { + Assertions.assertThrows(DivisionByZeroException.class, () -> { + Calculator.calculateExpression("/ 1 0"); + }, "Division by zero should throw DivisionByZeroException"); + } + + @Test + public void testCombinedOperations() throws IllegalArgumentFoundException, + ArithmeticException, IllegalOperatorException { + Double result = Calculator.calculateExpression("+ * 2 3 4"); + Assertions.assertEquals(10.0, result, "2 * 3 + 4 should be 10"); + } + + @Test + public void testUnknownOperation() { + Assertions.assertThrows(IllegalOperatorException.class, () -> { + Calculator.calculateExpression("unknown 2 3"); + }, "Unknown operation should throw IllegalOperatorException"); + } + + @Test + public void testLargeNumbers() throws IllegalArgumentFoundException, + ArithmeticException, IllegalOperatorException { + Double result = Calculator.calculateExpression("+ 99999999 1"); + Assertions.assertEquals(100000000.0, result, "99999999 + 1 should be 100000000"); + } + + @Test + public void testSmallNumbers() throws IllegalArgumentFoundException, + ArithmeticException, IllegalOperatorException { + Double result = Calculator.calculateExpression("* 0.0001 0.0002"); + Assertions.assertEquals(0.00000002, result, "0.0001 * 0.0002 should be 0.00000002"); + } + + + @Test + public void testLogarithmOfNegativeNumberThrowsException() { + Assertions.assertThrows(LogarithmIncorrectArgumentException.class, () -> { + Calculator.calculateExpression("log -1"); + }, "Logarithm of a negative number should throw LogarithmIncorrectArgumentException"); + } + + @Test + public void testSquareRootOfNegativeNumberThrowsException() { + Assertions.assertThrows(SquareRootLessThanZeroException.class, () -> { + Calculator.calculateExpression("sqrt -4"); + }, "Square root of a negative number should throw SquareRootLessThanZeroException"); + } + + @Test + public void testOperationWithInsufficientArgumentsThrowsException() { + Assertions.assertThrows(IllegalArgumentFoundException.class, () -> { + Calculator.calculateExpression("+ 5"); + }, "Operation with insufficient arguments should throw IllegalArgumentFoundException"); + } + +}