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Find hasConstant status via preprocessing

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Reviewed By: javache

Differential Revision: D4867563

fbshipit-source-id: 66e4505d142fc4776cd727a025005b43d500b167
This commit is contained in:
Kathy Gray
2017-04-13 05:19:07 -07:00
committed by Facebook Github Bot
parent ea89af53cd
commit 8e382fd006
12 changed files with 29 additions and 13 deletions
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4
ReactAndroid/src/main/java/com/facebook/react/module/processing/BUCK
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@@ -14,8 +14,8 @@ java_annotation_processor(
java_library(
name = "processing-lib",
srcs = glob(["*.java"]),
source = "7",
target = "7",
source = "8",
target = "8",
deps = [
react_native_dep("third-party/java/infer-annotations:infer-annotations"),
react_native_dep("third-party/java/javapoet:javapoet"),

18
ReactAndroid/src/main/java/com/facebook/react/module/processing/ReactModuleSpecProcessor.java
View File

@@ -10,7 +10,9 @@ import javax.annotation.processing.RoundEnvironment;
import javax.annotation.processing.SupportedAnnotationTypes;
import javax.annotation.processing.SupportedSourceVersion;
import javax.lang.model.SourceVersion;
import javax.lang.model.element.AnnotationMirror;
import javax.lang.model.element.Element;
import javax.lang.model.element.ElementKind;
import javax.lang.model.element.Modifier;
import javax.lang.model.element.TypeElement;
import javax.lang.model.type.MirroredTypesException;
@@ -19,6 +21,7 @@ import javax.lang.model.util.Elements;
import java.io.IOException;
import java.util.ArrayList;
import java.util.stream.Stream;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@@ -149,19 +152,32 @@ public class ReactModuleSpecProcessor extends AbstractProcessor {
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(reactModule.hasConstants())
.append(hasConstants)
.append(")")
.toString();