[pigeon] removed warnings from generated java code (#171)

packages/pigeon/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.1.2
+
+* Removed static analysis warnings from generated Java code.
+
 ## 0.1.1
 
 * Fixed issue where nested types didn't work if they weren't present in the Api.

packages/pigeon/e2e_tests/test_objc/android/app/src/main/java/io/flutter/plugins/Pigeon.java

@@ -0,0 +1,232 @@
+// Autogenerated from Pigeon (v0.1.2), do not edit directly.
+// See also: https://pub.dev/packages/pigeon
+
+package dev.flutter.aaclarke.pigeon;
+
+import io.flutter.plugin.common.BasicMessageChannel;
+import io.flutter.plugin.common.BinaryMessenger;
+import io.flutter.plugin.common.StandardMessageCodec;
+import java.util.HashMap;
+
+/** Generated class from Pigeon. */
+@SuppressWarnings("unused")
+public class Pigeon {
+
+  /** Generated class from Pigeon that represents data sent in messages. */
+  public static class SearchReply {
+    private String result;
+
+    public String getResult() {
+      return result;
+    }
+
+    public void setResult(String setterArg) {
+      this.result = setterArg;
+    }
+
+    private String error;
+
+    public String getError() {
+      return error;
+    }
+
+    public void setError(String setterArg) {
+      this.error = setterArg;
+    }
+
+    HashMap toMap() {
+      HashMap<String, Object> toMapResult = new HashMap<>();
+      toMapResult.put("result", result);
+      toMapResult.put("error", error);
+      return toMapResult;
+    }
+
+    static SearchReply fromMap(HashMap map) {
+      SearchReply fromMapResult = new SearchReply();
+      Object result = map.get("result");
+      fromMapResult.result = (String) result;
+      Object error = map.get("error");
+      fromMapResult.error = (String) error;
+      return fromMapResult;
+    }
+  }
+
+  /** Generated class from Pigeon that represents data sent in messages. */
+  public static class SearchRequest {
+    private String query;
+
+    public String getQuery() {
+      return query;
+    }
+
+    public void setQuery(String setterArg) {
+      this.query = setterArg;
+    }
+
+    private Long anInt;
+
+    public Long getAnInt() {
+      return anInt;
+    }
+
+    public void setAnInt(Long setterArg) {
+      this.anInt = setterArg;
+    }
+
+    private Boolean aBool;
+
+    public Boolean getABool() {
+      return aBool;
+    }
+
+    public void setABool(Boolean setterArg) {
+      this.aBool = setterArg;
+    }
+
+    HashMap toMap() {
+      HashMap<String, Object> toMapResult = new HashMap<>();
+      toMapResult.put("query", query);
+      toMapResult.put("anInt", anInt);
+      toMapResult.put("aBool", aBool);
+      return toMapResult;
+    }
+
+    static SearchRequest fromMap(HashMap map) {
+      SearchRequest fromMapResult = new SearchRequest();
+      Object query = map.get("query");
+      fromMapResult.query = (String) query;
+      Object anInt = map.get("anInt");
+      fromMapResult.anInt =
+          (anInt == null) ? null : ((anInt instanceof Integer) ? (Integer) anInt : (Long) anInt);
+      Object aBool = map.get("aBool");
+      fromMapResult.aBool = (Boolean) aBool;
+      return fromMapResult;
+    }
+  }
+
+  /** Generated class from Pigeon that represents data sent in messages. */
+  public static class Nested {
+    private SearchRequest request;
+
+    public SearchRequest getRequest() {
+      return request;
+    }
+
+    public void setRequest(SearchRequest setterArg) {
+      this.request = setterArg;
+    }
+
+    HashMap toMap() {
+      HashMap<String, Object> toMapResult = new HashMap<>();
+      toMapResult.put("request", request);
+      return toMapResult;
+    }
+
+    static Nested fromMap(HashMap map) {
+      Nested fromMapResult = new Nested();
+      Object request = map.get("request");
+      fromMapResult.request = (SearchRequest) request;
+      return fromMapResult;
+    }
+  }
+
+  /** Generated class from Pigeon that represents Flutter messages that can be called from Java. */
+  public static class FlutterSearchApi {
+    private final BinaryMessenger binaryMessenger;
+
+    public FlutterSearchApi(BinaryMessenger argBinaryMessenger) {
+      this.binaryMessenger = argBinaryMessenger;
+    }
+
+    public interface Reply<T> {
+      void reply(T reply);
+    }
+
+    public void search(SearchRequest argInput, Reply<SearchReply> callback) {
+      BasicMessageChannel<Object> channel =
+          new BasicMessageChannel<>(
+              binaryMessenger,
+              "dev.flutter.pigeon.FlutterSearchApi.search",
+              new StandardMessageCodec());
+      HashMap inputMap = argInput.toMap();
+      channel.send(
+          inputMap,
+          channelReply -> {
+            HashMap outputMap = (HashMap) channelReply;
+            @SuppressWarnings("ConstantConditions")
+            SearchReply output = SearchReply.fromMap(outputMap);
+            callback.reply(output);
+          });
+    }
+  }
+
+  /** Generated interface from Pigeon that represents a handler of messages from Flutter. */
+  public interface NestedApi {
+    SearchReply search(Nested arg);
+
+    /** Sets up an instance of `NestedApi` to handle messages through the `binaryMessenger` */
+    static void setup(BinaryMessenger binaryMessenger, NestedApi api) {
+      {
+        BasicMessageChannel<Object> channel =
+            new BasicMessageChannel<>(
+                binaryMessenger, "dev.flutter.pigeon.NestedApi.search", new StandardMessageCodec());
+        if (api != null) {
+          channel.setMessageHandler(
+              (message, reply) -> {
+                HashMap<String, HashMap> wrapped = new HashMap<>();
+                try {
+                  @SuppressWarnings("ConstantConditions")
+                  Nested input = Nested.fromMap((HashMap) message);
+                  SearchReply output = api.search(input);
+                  wrapped.put("result", output.toMap());
+                } catch (Exception exception) {
+                  wrapped.put("error", wrapError(exception));
+                }
+                reply.reply(wrapped);
+              });
+        } else {
+          channel.setMessageHandler(null);
+        }
+      }
+    }
+  }
+
+  /** Generated interface from Pigeon that represents a handler of messages from Flutter. */
+  public interface Api {
+    SearchReply search(SearchRequest arg);
+
+    /** Sets up an instance of `Api` to handle messages through the `binaryMessenger` */
+    static void setup(BinaryMessenger binaryMessenger, Api api) {
+      {
+        BasicMessageChannel<Object> channel =
+            new BasicMessageChannel<>(
+                binaryMessenger, "dev.flutter.pigeon.Api.search", new StandardMessageCodec());
+        if (api != null) {
+          channel.setMessageHandler(
+              (message, reply) -> {
+                HashMap<String, HashMap> wrapped = new HashMap<>();
+                try {
+                  @SuppressWarnings("ConstantConditions")
+                  SearchRequest input = SearchRequest.fromMap((HashMap) message);
+                  SearchReply output = api.search(input);
+                  wrapped.put("result", output.toMap());
+                } catch (Exception exception) {
+                  wrapped.put("error", wrapError(exception));
+                }
+                reply.reply(wrapped);
+              });
+        } else {
+          channel.setMessageHandler(null);
+        }
+      }
+    }
+  }
+
+  private static HashMap wrapError(Exception exception) {
+    HashMap<String, Object> errorMap = new HashMap<>();
+    errorMap.put("message", exception.toString());
+    errorMap.put("code", null);
+    errorMap.put("details", null);
+    return errorMap;
+  }
+}

packages/pigeon/e2e_tests/test_objc/ios/Runner/dartle.h

@@ -1,4 +1,4 @@
-// Autogenerated from Pigeon (v0.1.0), do not edit directly.
+// Autogenerated from Pigeon (v0.1.2), do not edit directly.
 // See also: https://pub.dev/packages/pigeon
 #import <Foundation/Foundation.h>
 @protocol FlutterBinaryMessenger;

packages/pigeon/e2e_tests/test_objc/ios/Runner/dartle.m

@@ -1,4 +1,4 @@
-// Autogenerated from Pigeon (v0.1.0), do not edit directly.
+// Autogenerated from Pigeon (v0.1.2), do not edit directly.
 // See also: https://pub.dev/packages/pigeon
 #import "dartle.h"
 #import <Flutter/Flutter.h>

packages/pigeon/e2e_tests/test_objc/lib/dartle.dart

@@ -1,4 +1,4 @@
-// Autogenerated from Pigeon (v0.1.0), do not edit directly.
+// Autogenerated from Pigeon (v0.1.2), do not edit directly.
 // See also: https://pub.dev/packages/pigeon
 // ignore_for_file: public_member_api_docs, non_constant_identifier_names, avoid_as, unused_import
 import 'dart:async';

packages/pigeon/lib/generator_tools.dart

@@ -8,7 +8,7 @@ import 'dart:mirrors';
 import 'ast.dart';
 
 /// The current version of pigeon.
-const String pigeonVersion = '0.1.0';
+const String pigeonVersion = '0.1.2';
 
 /// Read all the content from [stdin] to a String.
 String readStdin() {