[w9] Added solutions to ex 1-2

5 files changed, 183 insertions, 0 deletions

diff --git a/week09/Exercise1/Printer.cpp b/week09/Exercise1/Printer.cpp
new file mode 100644
index 0000000..b8e6195
--- /dev/null
+++ b/week09/Exercise1/Printer.cpp
@@ -0,0 +1,50 @@
+#include "Printer.h"
+#include <cstring>
+
+void Printer::free() {
+	delete[] model;
+}
+
+void Printer::copyFrom(const Printer& other) {
+	this->model = new char[strlen(other.model) + 1];
+	strcpy(this->model, other.model);
+	this->printedPages = other.printedPages;
+}
+
+Printer::Printer() {
+	model = nullptr;
+	printedPages = 0;
+}
+
+Printer::~Printer() {
+	free();
+}
+
+Printer::Printer(const Printer& other) {
+	copyFrom(other);
+}
+
+Printer& Printer::operator=(const Printer& other) {
+	if (this != &other) {
+		free();
+		copyFrom(other);
+	}
+	return *this;
+}
+
+Printer::Printer(Printer&& other) {
+	this->model = other.model;
+	other.model = nullptr;
+	this->printedPages = other.printedPages;
+}
+
+Printer& Printer::operator=(Printer&& other) {
+	if (this != &other) {
+		free();
+
+		this->model = other.model;
+		other.model = nullptr;
+		this->printedPages = other.printedPages;
+	}
+	return *this;
+}
diff --git a/week09/Exercise1/Printer.h b/week09/Exercise1/Printer.h
new file mode 100644
index 0000000..52a737e
--- /dev/null
+++ b/week09/Exercise1/Printer.h
@@ -0,0 +1,15 @@
+class Printer {
+	char* model;
+	unsigned printedPages;
+
+	void free();
+	void copyFrom(const Printer& other);
+
+public:
+	Printer();
+	~Printer();
+	Printer(const Printer& other);
+	Printer& operator=(const Printer& other);
+	Printer(Printer&& other);
+	Printer& operator=(Printer&& other);
+};
diff --git a/week09/Exercise2/Date.cpp b/week09/Exercise2/Date.cpp
new file mode 100644
index 0000000..22cb5de
--- /dev/null
+++ b/week09/Exercise2/Date.cpp
@@ -0,0 +1,71 @@
+#include "Date.h"
+#include <iostream>
+#include <fstream>
+
+Date::Date() {
+	day = month = year = 0;
+}
+
+Date::Date(unsigned day, unsigned month, unsigned year) {
+	this->day = day;
+	this->month = month;
+	this->year = year;
+}
+
+void Date::print() {
+	std::cout << day << " " << month << " " << year << std::endl;
+}
+
+void Date::StoreText(const char* outFileName) {
+	std::ofstream outFile(outFileName, std::ios::app);
+	if (!outFile.is_open()) {
+		throw "Couldn't open file!";
+	}
+
+	outFile << year << " " << month << " " << day << std::endl;
+
+	outFile.close();
+}
+
+void Date::StoreBinary(const char* outFileName) {
+	std::ofstream outFile(outFileName, std::ios::binary | std::ios::app);
+	if (!outFile.is_open()) {
+		throw "Couldn't open file!";
+	}
+
+	outFile.write((const char*)&year, sizeof(year));
+	outFile.write((const char*)&month, sizeof(month));
+	outFile.write((const char*)&day, sizeof(day));
+
+	outFile.close();
+}
+
+void Date::LoadText(const char* inFileName) {
+	std::fstream file(inFileName, std::ios::in | std::ios::out);
+	if (!file.is_open()) {
+		throw "Couldn't open file!";
+	}
+
+	file >> year >> month >> day;
+
+	while (!file.fail()) {
+		file.put(' ');
+		file.seekg(-2, std::ios::cur);
+	}
+	file.clear();
+
+	file.close();
+}
+
+void Date::LoadBinary(const char* inFileName) {
+	std::ifstream inFile(inFileName);
+	if (!inFile.is_open()) {
+		throw "Couldn't open file!";
+	}
+
+	inFile.read((char*)&year, sizeof(year));
+	inFile.read((char*)&month, sizeof(month));
+	inFile.read((char*)&day, sizeof(day));
+
+	inFile.close();
+}
diff --git a/week09/Exercise2/Date.h b/week09/Exercise2/Date.h
new file mode 100644
index 0000000..d280c71
--- /dev/null
+++ b/week09/Exercise2/Date.h
@@ -0,0 +1,18 @@
+#pragma once
+
+class Date {
+	unsigned day;
+	unsigned month;
+	unsigned year;
+
+public:
+	Date();
+	Date(unsigned day, unsigned month, unsigned year);
+
+	void print();
+
+	void StoreText(const char* outFileName);
+	void StoreBinary(const char* outFileName);
+	void LoadText(const char* inFileName);
+	void LoadBinary(const char* inFileName);
+};
diff --git a/week09/Exercise2/main.cpp b/week09/Exercise2/main.cpp
new file mode 100644
index 0000000..981e252
--- /dev/null
+++ b/week09/Exercise2/main.cpp
@@ -0,0 +1,29 @@
+#include "Date.h"
+
+int main() {
+	Date d1(5, 12, 2012);
+	Date d2(18, 3, 1999);
+	Date d3(10, 1, 2020);
+	Date d4(30, 7, 1975);
+	Date d5(2, 8, 1300);
+
+	d1.StoreText("dates.txt");
+	d2.StoreText("dates.txt");
+	d3.StoreText("dates.txt");
+	d4.StoreText("dates.txt");
+	d5.StoreText("dates.txt");
+
+	Date nd1, nd2, nd3, nd4, nd5;
+
+	nd1.LoadText("dates.txt");
+	nd2.LoadText("dates.txt");
+	nd3.LoadText("dates.txt");
+	nd4.LoadText("dates.txt");
+	nd5.LoadText("dates.txt");
+
+	nd5.print();
+	nd4.print();
+	nd3.print();
+	nd2.print();
+	nd1.print();
+}