Java 类com.facebook.react.module.annotations.ReactModule 实例源码

private CodeBlock getCodeBlockForReactModuleInfos(List<String> nativeModules)
  throws ReactModuleSpecException {
  CodeBlock.Builder builder = CodeBlock.builder();
  if (nativeModules == null || nativeModules.isEmpty()) {
    builder.addStatement("return Collections.emptyMap()");
  } else {
    builder.addStatement("$T map = new $T()", MAP_TYPE, INSTANTIATED_MAP_TYPE);

    for (String nativeModule : nativeModules) {
      String keyString = nativeModule + ".class";

      TypeElement typeElement = mElements.getTypeElement(nativeModule);
      ReactModule reactModule = typeElement.getAnnotation(ReactModule.class);
      if (reactModule == null) {
        throw new ReactModuleSpecException(
          keyString + " not found by ReactModuleSpecProcessor. " +
          "Did you forget to add the @ReactModule annotation to the native module?");
      }
      String valueString = new StringBuilder()
        .append("new ReactModuleInfo(")
        .append("\"").append(reactModule.name()).append("\"").append(", ")
        .append(reactModule.canOverrideExistingModule()).append(", ")
        .append(reactModule.supportsWebWorkers()).append(", ")
        .append(reactModule.needsEagerInit())
        .append(")")
        .toString();

      builder.addStatement("map.put(" + keyString + ", " + valueString + ")");
    }
    builder.addStatement("return map");
  }
  return builder.build();
}

private CodeBlock getCodeBlockForReactModuleInfos(List<String> nativeModules)
  throws ReactModuleSpecException {
  CodeBlock.Builder builder = CodeBlock.builder();
  if (nativeModules == null || nativeModules.isEmpty()) {
    builder.addStatement("return Collections.emptyMap()");
  } else {
    builder.addStatement("$T map = new $T()", MAP_TYPE, INSTANTIATED_MAP_TYPE);

    for (String nativeModule : nativeModules) {
      String keyString = nativeModule + ".class";

      TypeElement typeElement = mElements.getTypeElement(nativeModule);
      ReactModule reactModule = typeElement.getAnnotation(ReactModule.class);
      if (reactModule == null) {
        throw new ReactModuleSpecException(
          keyString + " not found by ReactModuleSpecProcessor. " +
          "Did you forget to add the @ReactModule annotation the the native module?");
      }
      String valueString = new StringBuilder()
        .append("new ReactModuleInfo(")
        .append("\"").append(reactModule.name()).append("\"").append(", ")
        .append(reactModule.canOverrideExistingModule()).append(", ")
        .append(reactModule.supportsWebWorkers()).append(", ")
        .append(reactModule.needsEagerInit())
        .append(")")
        .toString();

      builder.addStatement("map.put(" + keyString + ", " + valueString + ")");
    }
    builder.addStatement("return map");
  }
  return builder.build();
}

private CodeBlock getCodeBlockForReactModuleInfos(List<String> nativeModules)
  throws ReactModuleSpecException {
  CodeBlock.Builder builder = CodeBlock.builder();
  if (nativeModules == null || nativeModules.isEmpty()) {
    builder.addStatement("return Collections.emptyMap()");
  } else {
    builder.addStatement("$T map = new $T()", MAP_TYPE, INSTANTIATED_MAP_TYPE);

    for (String nativeModule : nativeModules) {
      String keyString = nativeModule + ".class";

      TypeElement typeElement = mElements.getTypeElement(nativeModule);
      if (typeElement == null) {
        throw new ReactModuleSpecException(
          keyString + " not found by ReactModuleSpecProcessor. " +
          "Did you misspell the module?");
      }
      ReactModule reactModule = typeElement.getAnnotation(ReactModule.class);
      if (reactModule == null) {
        throw new ReactModuleSpecException(
          keyString + " not found by ReactModuleSpecProcessor. " +
          "Did you forget to add the @ReactModule annotation to the native module?");
      }

      List<? extends Element> elements = typeElement.getEnclosedElements();
      boolean hasConstants = false;
      if (elements != null) {
        hasConstants = elements.stream()
          .anyMatch((Element m) -> m.getKind() == ElementKind.METHOD && m.getSimpleName().contentEquals("getConstants"));
      }

      String valueString = new StringBuilder()
        .append("new ReactModuleInfo(")
        .append("\"").append(reactModule.name()).append("\"").append(", ")
        .append(reactModule.canOverrideExistingModule()).append(", ")
        .append(reactModule.supportsWebWorkers()).append(", ")
        .append(reactModule.needsEagerInit()).append(", ")
        .append(hasConstants)
        .append(")")
        .toString();

      builder.addStatement("map.put(" + keyString + ", " + valueString + ")");
    }
    builder.addStatement("return map");
  }
  return builder.build();
}