First version of the SOurce SDK 2013

thirdparty/protobuf-2.3.0/examples/AddPerson.java

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+// See README.txt for information and build instructions.
+
+import com.example.tutorial.AddressBookProtos.AddressBook;
+import com.example.tutorial.AddressBookProtos.Person;
+import java.io.BufferedReader;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.InputStreamReader;
+import java.io.IOException;
+import java.io.PrintStream;
+
+class AddPerson {
+  // This function fills in a Person message based on user input.
+  static Person PromptForAddress(BufferedReader stdin,
+                                 PrintStream stdout) throws IOException {
+    Person.Builder person = Person.newBuilder();
+
+    stdout.print("Enter person ID: ");
+    person.setId(Integer.valueOf(stdin.readLine()));
+
+    stdout.print("Enter name: ");
+    person.setName(stdin.readLine());
+
+    stdout.print("Enter email address (blank for none): ");
+    String email = stdin.readLine();
+    if (email.length() > 0) {
+      person.setEmail(email);
+    }
+
+    while (true) {
+      stdout.print("Enter a phone number (or leave blank to finish): ");
+      String number = stdin.readLine();
+      if (number.length() == 0) {
+        break;
+      }
+
+      Person.PhoneNumber.Builder phoneNumber =
+        Person.PhoneNumber.newBuilder().setNumber(number);
+
+      stdout.print("Is this a mobile, home, or work phone? ");
+      String type = stdin.readLine();
+      if (type.equals("mobile")) {
+        phoneNumber.setType(Person.PhoneType.MOBILE);
+      } else if (type.equals("home")) {
+        phoneNumber.setType(Person.PhoneType.HOME);
+      } else if (type.equals("work")) {
+        phoneNumber.setType(Person.PhoneType.WORK);
+      } else {
+        stdout.println("Unknown phone type.  Using default.");
+      }
+
+      person.addPhone(phoneNumber);
+    }
+
+    return person.build();
+  }
+
+  // Main function:  Reads the entire address book from a file,
+  //   adds one person based on user input, then writes it back out to the same
+  //   file.
+  public static void main(String[] args) throws Exception {
+    if (args.length != 1) {
+      System.err.println("Usage:  AddPerson ADDRESS_BOOK_FILE");
+      System.exit(-1);
+    }
+
+    AddressBook.Builder addressBook = AddressBook.newBuilder();
+
+    // Read the existing address book.
+    try {
+      FileInputStream input = new FileInputStream(args[0]);
+      addressBook.mergeFrom(input);
+      input.close();
+    } catch (FileNotFoundException e) {
+      System.out.println(args[0] + ": File not found.  Creating a new file.");
+    }
+
+    // Add an address.
+    addressBook.addPerson(
+      PromptForAddress(new BufferedReader(new InputStreamReader(System.in)),
+                       System.out));
+
+    // Write the new address book back to disk.
+    FileOutputStream output = new FileOutputStream(args[0]);
+    addressBook.build().writeTo(output);
+    output.close();
+  }
+}