support bazel complie this project and format code.

practical_exercises/10_day_practice/day9/exception/1.cpp

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+// Eg10-1.cpp
+#include <iostream>
+using namespace std;
+int main() {
+  cout << "1--befroe try block..." << endl;
+  try {
+    cout << "2--Inside try block..." << endl;
+    throw 10;
+    cout << "3--After throw ...." << endl;
+  } catch (int i) {
+    cout << "4--In catch block1 ... exception..errcode  is.." << i << endl;
+  } catch (char *s) {
+    cout << "5--In catch block2 ... exception..errcode is.." << s << endl;
+  }
+  cout << "6--After Catch...";
+  
+}

practical_exercises/10_day_practice/day9/exception/10.cpp

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+// Eg10-11.cpp
+#include <iostream>
+using namespace std;
+const int MAX = 3;
+class Full {
+  int a;
+
+public:
+  Full(int i) : a(i) {}
+  int getValue() { return a; }
+};
+class Empty {};
+class Stack {
+private:
+  int s[MAX];
+  int top;
+
+public:
+  Stack() { top = -1; }
+  void push(int a) {
+    if (top >= MAX - 1)
+      throw Full(a);
+    s[++top] = a;
+  }
+  int pop() {
+    if (top < 0)
+      throw Empty();
+    return s[top--];
+  }
+};
+int main() {
+  Stack s;
+  try {
+    s.push(10);
+    s.push(20);
+    s.push(30);
+    s.push(40);
+  } catch (Full e) {
+    cout << "Exception: Stack Full..." << endl;
+    cout << "The value not push in stack:" << e.getValue() << endl;
+  }
+  
+}

practical_exercises/10_day_practice/day9/exception/2.cpp

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+// Eg10-2.cpp
+#include <iostream>
+using namespace std;
+int main() {
+  cout << "1--befroe try block..." << endl;
+  try {
+    cout << "2--Inside try block..." << endl;
+    throw 10;
+    cout << "3--After throw ...." << endl;
+  } catch (double i) { //仅此与例10.1不同
+    cout << "4--In catch block1 .. an int type is.." << i << endl;
+  }
+  cout << "5--After Catch...";
+  
+  return 0;
+}

practical_exercises/10_day_practice/day9/exception/3.cpp

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+#include <iostream>
+using namespace std;
+void temperature(int t) {
+  try {
+    if (t == 100)
+      throw "It's at the boiling point.";
+    else if (t == 0)
+      throw "It reached the freezing point";
+    else
+      cout << "the temperature is OK..." << endl;
+  } catch (int x) {
+    cout << "temperature=" << x << endl;
+  } catch (char const *s) {
+    cout << s << endl;
+  }
+}
+int main() {
+  temperature(0);   // L1
+  temperature(10);  // L2
+  temperature(100); // L3
+  
+  return 0;
+}

practical_exercises/10_day_practice/day9/exception/4.cpp

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+#include <iostream>
+using namespace std;
+void temperature(int t) {
+
+  if (t == 100)
+    throw "沸点！";
+  else if (t == 0)
+    throw "冰点！";
+  else {
+    cout << "temperatore=" << t << endl;
+  }
+}
+int main() {
+  try {
+    temperature(0);   // L1
+    temperature(10);  // L2
+    temperature(100); // L3
+  } catch (char const *s) {
+    cout << s << endl;
+  }
+  
+  return 0;
+}

practical_exercises/10_day_practice/day9/exception/5.cpp

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+// Eg10-5.cpp
+#include <iostream>
+using namespace std;
+
+void handler(int n) throw(int, char, double) {
+  if (n == 1)
+    throw n;
+  if (n == 2)
+    throw 'x';
+  if (n == 3)
+    throw 1.1;
+}
+int main() {
+  cout << "Before handler..." << endl;
+  try {
+    handler(1);
+  } catch (int i) {
+    cout << "catch an integer..." << endl;
+  } catch (char c) {
+    cout << "catch an char..." << endl;
+  } catch (double d) {
+    cout << "catch an double..." << endl;
+  }
+  
+}

practical_exercises/10_day_practice/day9/exception/6.cpp

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+// Eg10-6.cpp
+#include <iostream>
+using namespace std;
+void Errhandler(int n) throw() {
+  try {
+    if (n == 1)
+      throw n;
+    if (n == 2)
+      throw "dx";
+    if (n == 3)
+      throw 1.1;
+  } catch (...) {
+    cout << "catch an exception..." << endl;
+  }
+}
+int main() {
+  Errhandler(1);
+  Errhandler(2);
+  Errhandler(3);
+  
+  return 0;
+}

practical_exercises/10_day_practice/day9/exception/7-1.cpp

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+// Eg10-9.cpp
+#include <iostream>
+using namespace std;
+class A {
+  int a;
+
+public:
+  A(int i = 0) : a(i) {}
+  ~A() { cout << "in A destructor..." << endl; }
+};
+class B {
+  A obj[3];
+  double *pb[10];
+
+public:
+  B(int k) {
+    cout << "int B constructor..." << endl;
+    for (int i = 0; i < 10; i++) {
+      pb[i] = new double[20000000];
+      if (pb[i] == 0)
+        throw i;
+      else
+        cout << "Allocated 20000000 doubles in pb[" << i << "]" << endl;
+    }
+  }
+};
+int main() {
+  try {
+    B b(2);
+  } catch (int e) {
+    cout << "catch an exception when allocated pb[" << e << "]" << endl;
+  }
+  
+}

practical_exercises/10_day_practice/day9/exception/7.cpp

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+// Eg10-7.cpp
+#include <iostream>
+using namespace std;
+//内部再次throw异常的时候，函数不要带throw()
+void Errhandler(int n) {
+  try {
+    if (n == 1)
+      throw n;
+    cout << "all is ok..." << endl;
+  } catch (int n) {
+    cout << "catch an int exception inside..." << n << endl;
+    throw n; //再次抛出本catch捕获的异常
+  }
+}
+int main() {
+  try {
+    Errhandler(1);
+  } catch (int x) {
+    cout << "catch int an exception in main..." << x << endl;
+  }
+  cout << "....End..." << endl;
+  
+  return 0;
+}

practical_exercises/10_day_practice/day9/exception/8.cpp

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+// Eg10-10.cpp
+#include <iostream>
+using namespace std;
+const int MAX = 3;
+class Full {};  // L1  堆栈满时抛出的异常类
+class Empty {}; // L2  堆栈空时抛出的异常类
+class Stack {
+private:
+  int s[MAX];
+  int top;
+
+public:
+  void push(int a);
+  int pop();
+  Stack() { top = -1; }
+};
+void Stack::push(int a) {
+  if (top >= MAX - 1)
+    throw Full();
+  s[++top] = a;
+}
+int Stack::pop() {
+  if (top < 0)
+    throw Empty();
+  return s[top--];
+}
+int main() {
+  Stack s;
+  try {
+    s.push(10);
+    s.push(20);
+    s.push(30);
+    // s.push(40);	//L5  将产生栈满异常
+    cout << "stack(0)= " << s.pop() << endl;
+    cout << "stack(1)= " << s.pop() << endl;
+    cout << "stack(2)= " << s.pop() << endl;
+    cout << "stack(3)= " << s.pop() << endl; // L6
+  } catch (Full) {
+    cout << "Exception: Stack Full" << endl;
+  } catch (Empty) {
+    cout << "Exception: Stack Empty" << endl;
+  }
+  
+  return 0;
+}

practical_exercises/10_day_practice/day9/exception/9-2.cpp

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+#include <iostream>
+using namespace std;
+class BasicException {
+public:
+  virtual string Where() { return "BasicException..."; }
+};
+class FileSysException : public BasicException {
+public:
+  virtual string Where() { return "FileSysException..."; }
+};
+class FileNotFound : public FileSysException {
+public:
+  virtual string Where() { return "FileNotFound..."; }
+};
+class DiskNotFound : public FileSysException {
+public:
+  virtual string Where() { return "DiskNotFound..."; }
+};
+int main() {
+  try {
+    //        .....  //程序代码
+    DiskNotFound err;
+    throw &err;
+  } catch (BasicException *p) {
+    cout << p->Where() << endl;
+  }
+}

practical_exercises/10_day_practice/day9/exception/9.cpp

@@ -0,0 +1,45 @@
+// Eg10-12.cpp
+#include <iostream>
+using namespace std;
+class BasicException {
+public:
+  char *Where() { return "BasicException..."; }
+};
+class FileSysException : public BasicException {
+public:
+  char *Where() { return "FileSysException..."; }
+};
+class FileNotFound : public FileSysException {
+public:
+  char *Where() { return "FileNotFound..."; }
+};
+class DiskNotFound : public FileSysException {
+public:
+  char *Where() { return "DiskNotFound..."; }
+};
+int main() {
+  try {
+    //         .....  //程序代码
+    throw FileSysException();
+  } catch (DiskNotFound p) {
+    cout << p.Where() << endl;
+  } catch (FileNotFound p) {
+    cout << p.Where() << endl;
+  } catch (FileSysException p) {
+    cout << p.Where() << endl;
+  } catch (BasicException p) {
+    cout << p.Where() << endl;
+  }
+  try {
+    //        .....  //程序代码
+    throw DiskNotFound();
+  } catch (BasicException p) {
+    cout << p.Where() << endl;
+  } catch (FileSysException p) {
+    cout << p.Where() << endl;
+  } catch (DiskNotFound p) {
+    cout << p.Where() << endl;
+  } catch (FileNotFound p) {
+    cout << p.Where() << endl;
+  }
+}

practical_exercises/10_day_practice/day9/exception/BUILD

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+# please run `bazel run //practical_exercises/10_day_practice/day8/func:3`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:7-1`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:6`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:1`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:9-2`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:10`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:2`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:7`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:5`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:8`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:9`
+# please run `bazel run //practical_exercises/10_day_practice/day8/func:4`
+
+load("@rules_cc//cc:defs.bzl", "cc_binary")
+
+cc_binary(
+    name = "3",
+    srcs = ["3.cpp"],
+)
+cc_binary(
+    name = "7-1",
+    srcs = ["7-1.cpp"],
+)
+cc_binary(
+    name = "6",
+    srcs = ["6.cpp"],
+)
+cc_binary(
+    name = "1",
+    srcs = ["1.cpp"],
+)
+cc_binary(
+    name = "9-2",
+    srcs = ["9-2.cpp"],
+)
+cc_binary(
+    name = "10",
+    srcs = ["10.cpp"],
+)
+cc_binary(
+    name = "2",
+    srcs = ["2.cpp"],
+)
+cc_binary(
+    name = "7",
+    srcs = ["7.cpp"],
+)
+cc_binary(
+    name = "5",
+    srcs = ["5.cpp"],
+)
+cc_binary(
+    name = "8",
+    srcs = ["8.cpp"],
+)
+cc_binary(
+    name = "9",
+    srcs = ["9.cpp"],
+)
+cc_binary(
+    name = "4",
+    srcs = ["4.cpp"],
+)