Example usage for org.objectweb.asm Opcodes ACC

Introduction

In this page you can find the example usage for org.objectweb.asm Opcodes ACC_PROTECTED.

Prototype

int ACC_PROTECTED

To view the source code for org.objectweb.asm Opcodes ACC_PROTECTED.

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Usage

From source file:org.osjava.jardiff.ToolsTest.java

License:Apache License

@Test
public void isFieldAccessChange() {
    // A field can't become final.
    assertTrue(Tools.isFieldAccessChange(0, Opcodes.ACC_FINAL));
    assertTrue(Tools.isFieldAccessChange(0, Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL));
    // ... but can become non-final.
    assertFalse(Tools.isFieldAccessChange(Opcodes.ACC_FINAL, 0));
    assertFalse(Tools.isFieldAccessChange(Opcodes.ACC_FINAL + Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC));

    // A field can become more accessible
    assertFalse(Tools.isFieldAccessChange(Opcodes.ACC_PROTECTED, Opcodes.ACC_PUBLIC));
    assertFalse(Tools.isFieldAccessChange(0, Opcodes.ACC_PUBLIC));
    assertFalse(Tools.isFieldAccessChange(0, Opcodes.ACC_PROTECTED));
    assertFalse(Tools.isFieldAccessChange(Opcodes.ACC_PRIVATE, Opcodes.ACC_PUBLIC));
    assertFalse(Tools.isFieldAccessChange(Opcodes.ACC_PRIVATE, Opcodes.ACC_PROTECTED));
    assertFalse(Tools.isFieldAccessChange(Opcodes.ACC_PRIVATE, 0));
    // ...but can't become less accessible
    assertTrue(Tools.isFieldAccessChange(Opcodes.ACC_FINAL + Opcodes.ACC_PUBLIC, 0));
    assertTrue(Tools.isFieldAccessChange(Opcodes.ACC_PUBLIC, Opcodes.ACC_PROTECTED));
    assertTrue(Tools.isFieldAccessChange(Opcodes.ACC_PUBLIC, Opcodes.ACC_PRIVATE));
    assertTrue(Tools.isFieldAccessChange(Opcodes.ACC_PROTECTED, 0));
    assertTrue(Tools.isFieldAccessChange(Opcodes.ACC_PROTECTED, Opcodes.ACC_PRIVATE));
    assertTrue(Tools.isFieldAccessChange(0, Opcodes.ACC_PRIVATE));

    // A field can't change static
    assertTrue(Tools.isFieldAccessChange(Opcodes.ACC_STATIC, 0));
    assertTrue(Tools.isFieldAccessChange(Opcodes.ACC_STATIC + Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC));

    // A field can't change volatile
    assertTrue(Tools.isFieldAccessChange(Opcodes.ACC_VOLATILE, 0));
    assertTrue(Tools.isFieldAccessChange(Opcodes.ACC_VOLATILE + Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC));

    // A field can change transient
    assertFalse(Tools.isFieldAccessChange(0, Opcodes.ACC_TRANSIENT));
    assertFalse(Tools.isFieldAccessChange(Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC + Opcodes.ACC_TRANSIENT));
    assertFalse(Tools.isFieldAccessChange(Opcodes.ACC_TRANSIENT, 0));
    assertFalse(Tools.isFieldAccessChange(Opcodes.ACC_PUBLIC + Opcodes.ACC_TRANSIENT, Opcodes.ACC_PUBLIC));
}

From source file:org.osjava.jardiff.ToolsTest.java

License:Apache License

@Test
public void isMethodAccessChange() {
    // A non-static method can't become final.
    assertTrue(Tools.isMethodAccessChange(0, Opcodes.ACC_FINAL));
    assertTrue(Tools.isMethodAccessChange(0, Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL));
    // ... but can become non-final.
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_FINAL, 0));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_FINAL + Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC));
    // ... but a static method can become final!
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_STATIC, Opcodes.ACC_STATIC + Opcodes.ACC_FINAL));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_STATIC + Opcodes.ACC_PUBLIC,
            Opcodes.ACC_STATIC + Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL));

    // A method can become more accessible
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_PROTECTED, Opcodes.ACC_PUBLIC));
    assertFalse(Tools.isMethodAccessChange(0, Opcodes.ACC_PUBLIC));
    assertFalse(Tools.isMethodAccessChange(0, Opcodes.ACC_PROTECTED));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_PRIVATE, Opcodes.ACC_PUBLIC));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_PRIVATE, Opcodes.ACC_PROTECTED));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_PRIVATE, 0));
    // ...but can't become less accessible
    assertTrue(Tools.isMethodAccessChange(Opcodes.ACC_FINAL + Opcodes.ACC_PUBLIC, 0));
    assertTrue(Tools.isMethodAccessChange(Opcodes.ACC_PUBLIC, Opcodes.ACC_PROTECTED));
    assertTrue(Tools.isMethodAccessChange(Opcodes.ACC_PUBLIC, Opcodes.ACC_PRIVATE));
    assertTrue(Tools.isMethodAccessChange(Opcodes.ACC_PROTECTED, 0));
    assertTrue(Tools.isMethodAccessChange(Opcodes.ACC_PROTECTED, Opcodes.ACC_PRIVATE));
    assertTrue(Tools.isMethodAccessChange(0, Opcodes.ACC_PRIVATE));

    // A class or method can become concrete.
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_ABSTRACT, 0));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_ABSTRACT + Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC));
    assertFalse(//from w w  w  .  j a  v a 2  s.c  om
            Tools.isMethodAccessChange(Opcodes.ACC_ABSTRACT + Opcodes.ACC_PROTECTED, Opcodes.ACC_PROTECTED));
    // ...but can't become abstract
    assertTrue(Tools.isMethodAccessChange(0, Opcodes.ACC_ABSTRACT));
    assertTrue(Tools.isMethodAccessChange(Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC + Opcodes.ACC_ABSTRACT));
    assertTrue(Tools.isMethodAccessChange(Opcodes.ACC_PROTECTED, Opcodes.ACC_PROTECTED + Opcodes.ACC_ABSTRACT));

    // A method can't change static
    assertTrue(Tools.isMethodAccessChange(Opcodes.ACC_STATIC, 0));
    assertTrue(Tools.isMethodAccessChange(Opcodes.ACC_STATIC + Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC));

    // A method can change synchronized
    assertFalse(Tools.isMethodAccessChange(0, Opcodes.ACC_SYNCHRONIZED));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC + Opcodes.ACC_SYNCHRONIZED));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_SYNCHRONIZED, 0));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_PUBLIC + Opcodes.ACC_SYNCHRONIZED, Opcodes.ACC_PUBLIC));

    // A method can change native
    assertFalse(Tools.isMethodAccessChange(0, Opcodes.ACC_NATIVE));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_PUBLIC, Opcodes.ACC_PUBLIC + Opcodes.ACC_NATIVE));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_NATIVE, 0));
    assertFalse(Tools.isMethodAccessChange(Opcodes.ACC_PUBLIC + Opcodes.ACC_NATIVE, Opcodes.ACC_PUBLIC));
}

From source file:org.rascalmpl.library.lang.java.m3.internal.JarConverter.java

License:Open Source License

private IConstructor mapFieldAccesCode(int code, int where) {
    // Check the original M3 implementation for possible IConstructor types.
    switch (code) {
    case Opcodes.ACC_PUBLIC:
        return constructModifierNode("public");
    case Opcodes.ACC_PRIVATE:
        return constructModifierNode("private");
    case Opcodes.ACC_PROTECTED:
        return constructModifierNode("protected");
    case Opcodes.ACC_STATIC:
        return constructModifierNode("static");
    case Opcodes.ACC_FINAL:
        return constructModifierNode("final");
    case Opcodes.ACC_SYNCHRONIZED:
        if (where == CLASSE)
            return null;
        return constructModifierNode("synchronized");
    case Opcodes.ACC_ABSTRACT:
        return constructModifierNode("abstract");
    case Opcodes.ACC_VOLATILE:
        return constructModifierNode("volatile");
    case Opcodes.ACC_TRANSIENT:
        return constructModifierNode("transient");
    case Opcodes.ACC_NATIVE:
        return constructModifierNode("native");

    // TODO: GIT PULL/MERGE ORIGINAL RASCAL VERSION < 2013-11-30 (Shahin commit)
    // case Opcodes.ACC_DEPRECATED:
    // return constructModifierNode("deprecated");

    default://from  w w  w . j  av a  2s . c om
        return null;
    }
}

From source file:org.revapi.java.compilation.ClassTreeInitializer.java

License:Apache License

private static boolean isAccessible(int access) {
    return (access & Opcodes.ACC_SYNTHETIC) == 0 && (access & Opcodes.ACC_BRIDGE) == 0
            && ((access & Opcodes.ACC_PUBLIC) != 0 || (access & Opcodes.ACC_PROTECTED) != 0);
}

From source file:org.sonar.java.bytecode.asm.AsmAccessFlags.java

License:Open Source License

public static boolean isProtected(int accessFlags) {
    return (accessFlags & Opcodes.ACC_PROTECTED) != 0;
}

From source file:org.sonar.java.resolve.FlagsTest.java

License:Open Source License

/**
 * Flags can be easily loaded from class-files into symbols.
 *///from  w ww .j a v a2  s. c  o  m
@Test
public void flags_match_asm_opcodes() {
    assertThat(Flags.PUBLIC).isEqualTo(Opcodes.ACC_PUBLIC);
    assertThat(Flags.PRIVATE).isEqualTo(Opcodes.ACC_PRIVATE);
    assertThat(Flags.PROTECTED).isEqualTo(Opcodes.ACC_PROTECTED);
    assertThat(Flags.STATIC).isEqualTo(Opcodes.ACC_STATIC);
    assertThat(Flags.FINAL).isEqualTo(Opcodes.ACC_FINAL);
    assertThat(Flags.SYNCHRONIZED).isEqualTo(Opcodes.ACC_SYNCHRONIZED);
    assertThat(Flags.VOLATILE).isEqualTo(Opcodes.ACC_VOLATILE);
    assertThat(Flags.TRANSIENT).isEqualTo(Opcodes.ACC_TRANSIENT);
    assertThat(Flags.NATIVE).isEqualTo(Opcodes.ACC_NATIVE);
    assertThat(Flags.INTERFACE).isEqualTo(Opcodes.ACC_INTERFACE);
    assertThat(Flags.ABSTRACT).isEqualTo(Opcodes.ACC_ABSTRACT);
    assertThat(Flags.STRICTFP).isEqualTo(Opcodes.ACC_STRICT);
    assertThat(Flags.SYNTHETIC).isEqualTo(Opcodes.ACC_SYNTHETIC);
    assertThat(Flags.ANNOTATION).isEqualTo(Opcodes.ACC_ANNOTATION);
    assertThat(Flags.ENUM).isEqualTo(Opcodes.ACC_ENUM);
}

From source file:org.spockframework.compiler.AstUtil.java

License:Apache License

public static void setVisibility(MethodNode method, int visibility) {
    int modifiers = method.getModifiers();
    modifiers &= ~(Opcodes.ACC_PUBLIC | Opcodes.ACC_PROTECTED | Opcodes.ACC_PRIVATE);
    method.setModifiers(modifiers | visibility);
}

From source file:org.spockframework.compiler.AstUtil.java

License:Apache License

public static int getVisibility(FieldNode field) {
    return field.getModifiers() & (Opcodes.ACC_PUBLIC | Opcodes.ACC_PROTECTED | Opcodes.ACC_PRIVATE);
}

From source file:org.spockframework.compiler.AstUtil.java

License:Apache License

public static void setVisibility(FieldNode field, int visibility) {
    int modifiers = field.getModifiers();
    modifiers &= ~(Opcodes.ACC_PUBLIC | Opcodes.ACC_PROTECTED | Opcodes.ACC_PRIVATE);
    field.setModifiers(modifiers | visibility);
}

From source file:org.spockframework.compiler.SpecRewriter.java

License:Apache License

private int determineVisibilityForSharedFieldAccessor(Field field) {
    if (field.getOwner() == null) { // true field
        int visibility = AstUtil.getVisibility(field.getAst());
        if (visibility == Opcodes.ACC_PRIVATE)
            visibility = Opcodes.ACC_PROTECTED;
        return visibility;
    } else { // property
        return Opcodes.ACC_PUBLIC;
    }//from  w w  w  . ja  v a2  s.  co  m
}

Example usage for org.objectweb.asm Opcodes ACC_PROTECTED

Introduction

Prototype

Usage