Example usage for org.objectweb.asm Opcodes V9

Introduction

In this page you can find the example usage for org.objectweb.asm Opcodes V9.

Prototype

int V9

To view the source code for org.objectweb.asm Opcodes V9.

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Usage

From source file:org.jacoco.core.analysis.AnalyzerTest.java

License:Open Source License

@Test
public void should_ignore_module_info() throws Exception {
    final ClassWriter cw = new ClassWriter(0);
    cw.visit(Opcodes.V9, Opcodes.ACC_MODULE, "module-info", null, null, null);
    cw.visitModule("module", 0, null).visitEnd();
    cw.visitEnd();//www. j ava 2  s  . co m
    final byte[] bytes = cw.toByteArray();

    analyzer.analyzeClass(bytes, "");

    assertTrue(classes.isEmpty());
}

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From source file:org.jacoco.core.internal.data.CRC64.java

License:Open Source License

/**
 * Calculates class identifier for the given class bytes.
 *
 * @param bytes//from  ww  w.  ja  v  a2  s . c om
 *            class bytes
 * @return class identifier
 */
public static long classId(final byte[] bytes) {
    if (bytes.length > 7 && bytes[6] == 0x00 && bytes[7] == Opcodes.V9) {
        // To support early versions of Java 9 we did a trick - change of
        // Java 9 class files version on Java 8. Unfortunately this also
        // affected class identifiers.
        long sum = update(0, bytes, 0, 7);
        sum = update(sum, (byte) Opcodes.V1_8);
        return update(sum, bytes, 8, bytes.length);
    }
    return update(0, bytes, 0, bytes.length);
}

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From source file:org.jacoco.core.internal.data.CRC64Test.java

License:Open Source License

@Test
public void except_java_9_checksums_should_be_different_for_different_bytecode_versions() {
    assertEquals(0x589E9080A572741EL, CRC64.classId(createClass(Opcodes.V10)));

    // should remove workaround for Java 9
    // during change of exec file version
    assertEquals(0x1007, ExecutionDataWriter.FORMAT_VERSION);

    assertEquals(0xB5284860A572741CL, CRC64.classId(createClass(Opcodes.V9)));

    assertEquals(0xB5284860A572741CL, CRC64.classId(createClass(Opcodes.V1_8)));

    assertEquals(0x45284D30A572741AL, CRC64.classId(createClass(Opcodes.V1_7)));
}

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From source file:org.jacoco.core.internal.instr.ProbeArrayStrategyFactoryTest.java

License:Open Source License

@Test
public void test_java9_module() {
    final IProbeArrayStrategy strategy = createForModule(Opcodes.V9);
    assertEquals(NoneProbeArrayStrategy.class, strategy.getClass());
}

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From source file:org.jacoco.core.runtime.InjectedClassRuntime.java

License:Open Source License

private static byte[] createClass(final String name) {
    final ClassWriter cw = new ClassWriter(0);
    cw.visit(Opcodes.V9, Opcodes.ACC_SYNTHETIC | Opcodes.ACC_PUBLIC, name.replace('.', '/'), null,
            "java/lang/Object", null);
    cw.visitField(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, FIELD_NAME, FIELD_TYPE, null, null);
    cw.visitEnd();/*from   ww  w  .  ja  va  2s .c  o  m*/
    return cw.toByteArray();
}

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From source file:org.sonar.java.bytecode.loader.SquidClassLoaderTest.java

License:Open Source License

@Test
public void test_loading_java9_class() throws Exception {
    SquidClassLoader classLoader = new SquidClassLoader(
            Collections.singletonList(new File("src/test/files/bytecode/java9/bin")));
    byte[] bytes = classLoader.getBytesForClass("org.test.Hello9");
    assertThat(bytes).isNotNull();// ww w . j a  v a  2s. c  om
    ClassReader cr = new ClassReader(bytes);
    ClassNode classNode = new ClassNode();
    cr.accept(classNode, 0);
    assertThat(classNode.version).isEqualTo(Opcodes.V9);
    classLoader.close();
}

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From source file:se.eris.asm.AsmUtilsTest.java

License:Apache License

@Test
void asmOpcodeToJavaVersion() {
    assertEquals(1, AsmUtils.asmOpcodeToJavaVersion(Opcodes.V1_1));
    assertEquals(5, AsmUtils.asmOpcodeToJavaVersion(Opcodes.V1_5));
    assertEquals(6, AsmUtils.asmOpcodeToJavaVersion(Opcodes.V1_6));
    assertEquals(7, AsmUtils.asmOpcodeToJavaVersion(Opcodes.V1_7));
    assertEquals(8, AsmUtils.asmOpcodeToJavaVersion(Opcodes.V1_8));

    assertEquals(9, AsmUtils.asmOpcodeToJavaVersion(Opcodes.V9));
    assertEquals(10, AsmUtils.asmOpcodeToJavaVersion(Opcodes.V10));
    assertEquals(11, AsmUtils.asmOpcodeToJavaVersion(Opcodes.V11));
}

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