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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12.         String data = "syntax = \"proto3\";\r\n" + 
  13.             "package grpc;\r\n" + 
  14.             "\r\n" + 
  15.             "import \"envoyproxy/protoc-gen-validate/validate/validate.proto\";\r\n" + 
  16.             "import \"google/api/annotations.proto\";\r\n" + 
  17.             "import \"google/protobuf/wrappers.proto\";\r\n" + 
  18.             "import \"protoc-gen-swagger/options/annotations.proto\";\r\n" + 
  19.             "\r\n" + 
  20.             "message Acc {\r\n" + 
  21.             "    message AccErr {\r\n" + 
  22.             "        enum Enum {\r\n" + 
  23.             "            UNKNOWN = 0;\r\n" + 
  24.             "            CASH = 1;\r\n" + 
  25.             "        }\r\n" + 
  26.             "    }\r\n" + 
  27.             "    string account_id = 1;\r\n" + 
  28.             "    string name = 3;\r\n" + 
  29.             "    string account_type = 4;\r\n" + 
  30.             "}\r\n" + 
  31.             "\r\n" + 
  32.             "message Name {\r\n" + 
  33.             "    string firstname = 1;\r\n" + 
  34.             "    string lastname = 2;\r\n" + 
  35.             "}";
  36.         String[] messages = data.replaceAll("(?sm)\\A.*?(?=^message)", "").split("\\R+(?=message)");
  37.         System.out.println("Found " + messages.length + " messages: " + Arrays.toString(messages));
  38. 	}
  39. }
Success #stdin #stdout 0.15s 50484KB
comments (?)
stdin 
Standard input is empty
stdout 
Found 2 messages: [message Acc {
    message AccErr {
        enum Enum {
            UNKNOWN = 0;
            CASH = 1;
        }
    }
    string account_id = 1;
    string name = 3;
    string account_type = 4;
}, message Name {
    string firstname = 1;
    string lastname = 2;
}]
https://ideone.com/FaT6LW
language:
Java (HotSpot 12)
created:
3 years ago
visibility:
public

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