Example usage for org.objectweb.asm ModuleVisitor visitProvide

Introduction

In this page you can find the example usage for org.objectweb.asm ModuleVisitor visitProvide.

Prototype

public void visitProvide(final String service, final String... providers) 

Source Link

Document

Visit an implementation of a service.

Usage

From source file:org.moditect.internal.compiler.ModuleInfoCompiler.java

License:Apache License

public static byte[] compileModuleInfo(ModuleDeclaration module, String mainClass, String version) {
    ClassWriter classWriter = new ClassWriter(0);
    classWriter.visit(V9, ACC_MODULE, "module-info", null, null, null);

    int moduleAccess = module.isOpen() ? ACC_SYNTHETIC | ACC_OPEN : ACC_SYNTHETIC;
    ModuleVisitor mv = classWriter.visitModule(module.getNameAsString(), moduleAccess, version);

    if (mainClass != null) {
        mv.visitMainClass(getNameForBinary(mainClass));
    }//from  w ww  .  j  a  v  a 2 s.c o m

    for (ModuleRequiresStmt requires : module.getNodesByType(ModuleRequiresStmt.class)) {
        mv.visitRequire(requires.getName().asString(), requiresModifiersAsInt(requires.getModifiers()), null);
    }

    for (ModuleExportsStmt export : module.getNodesByType(ModuleExportsStmt.class)) {
        mv.visitExport(getNameForBinary(export.getNameAsString()), 0,
                export.getModuleNames().stream().map(Name::toString).toArray(String[]::new));
    }

    for (ModuleProvidesStmt provides : module.getNodesByType(ModuleProvidesStmt.class)) {
        mv.visitProvide(getNameForBinary(provides.getType()), provides.getWithTypes().stream()
                .map(ModuleInfoCompiler::getNameForBinary).toArray(String[]::new));
    }

    for (ModuleUsesStmt uses : module.getNodesByType(ModuleUsesStmt.class)) {
        mv.visitUse(getNameForBinary(uses.getType()));
    }

    for (ModuleOpensStmt opens : module.getNodesByType(ModuleOpensStmt.class)) {
        mv.visitOpen(getNameForBinary(opens.getNameAsString()), 0,
                opens.getModuleNames().stream().map(Name::toString).toArray(String[]::new));
    }

    mv.visitRequire("java.base", ACC_MANDATED, null);
    mv.visitEnd();

    classWriter.visitEnd();

    return classWriter.toByteArray();
}

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