java.lang.invoke.LambdaMetafactory#altMetafactory ( )源码实例Demo

下面列出了java.lang.invoke.LambdaMetafactory#altMetafactory ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： dragonwell8_jdk 文件： LambdaReceiverBridge.java

public static void main(String[] args) throws Throwable {
    l = MethodHandles.lookup();
    h = l.findVirtual(LambdaReceiver_A.class, "f", mt(int.class));
    MethodType X = mt(int.class, LambdaReceiverBridge.class);
    MethodType A = mt(int.class, LambdaReceiver_A.class);
    MethodType mti = mt(IA.class);
    CallSite cs = LambdaMetafactory.altMetafactory(l, "m", mti,X,h,X,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, A);
    IA p = (IA)cs.dynamicInvoker().invoke();
    LambdaReceiver_A lra = new LambdaReceiver_A();
    try {
        p.m(lra);
    } catch (ClassCastException cce) {
        return;
    }
    throw new AssertionError("CCE expected");
}

源代码2 项目： jdk8u-jdk 文件： LambdaReceiverBridge.java

public static void main(String[] args) throws Throwable {
    l = MethodHandles.lookup();
    h = l.findVirtual(LambdaReceiver_A.class, "f", mt(int.class));
    MethodType X = mt(int.class, LambdaReceiverBridge.class);
    MethodType A = mt(int.class, LambdaReceiver_A.class);
    MethodType mti = mt(IA.class);
    CallSite cs = LambdaMetafactory.altMetafactory(l, "m", mti,X,h,X,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, A);
    IA p = (IA)cs.dynamicInvoker().invoke();
    LambdaReceiver_A lra = new LambdaReceiver_A();
    try {
        p.m(lra);
    } catch (ClassCastException cce) {
        return;
    }
    throw new AssertionError("CCE expected");
}

源代码3 项目： native-obfuscator 文件： LambdaReceiverBridge.java

public static void main(String[] args) throws Throwable {
    l = MethodHandles.lookup();
    h = l.findVirtual(LambdaReceiver_A.class, "f", mt(int.class));
    MethodType X = mt(int.class, LambdaReceiverBridge.class);
    MethodType A = mt(int.class, LambdaReceiver_A.class);
    MethodType mti = mt(IA.class);
    CallSite cs = LambdaMetafactory.altMetafactory(l, "m", mti,X,h,X,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, A);
    IA p = (IA)cs.dynamicInvoker().invoke();
    LambdaReceiver_A lra = new LambdaReceiver_A();
    try {
        p.m(lra);
    } catch (ClassCastException cce) {
        return;
    }
    throw new AssertionError("CCE expected");
}

源代码4 项目： openjdk-jdk9 文件： LambdaReceiverBridge.java

public static void main(String[] args) throws Throwable {
    l = MethodHandles.lookup();
    h = l.findVirtual(LambdaReceiver_A.class, "f", mt(int.class));
    MethodType X = mt(int.class, LambdaReceiverBridge.class);
    MethodType A = mt(int.class, LambdaReceiver_A.class);
    MethodType mti = mt(IA.class);
    CallSite cs = LambdaMetafactory.altMetafactory(l, "m", mti,X,h,X,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, A);
    IA p = (IA)cs.dynamicInvoker().invoke();
    LambdaReceiver_A lra = new LambdaReceiver_A();
    try {
        p.m(lra);
    } catch (ClassCastException cce) {
        return;
    }
    throw new AssertionError("CCE expected");
}

源代码5 项目： openjdk-jdk8u 文件： LambdaReceiverBridge.java

public static void main(String[] args) throws Throwable {
    l = MethodHandles.lookup();
    h = l.findVirtual(LambdaReceiver_A.class, "f", mt(int.class));
    MethodType X = mt(int.class, LambdaReceiverBridge.class);
    MethodType A = mt(int.class, LambdaReceiver_A.class);
    MethodType mti = mt(IA.class);
    CallSite cs = LambdaMetafactory.altMetafactory(l, "m", mti,X,h,X,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, A);
    IA p = (IA)cs.dynamicInvoker().invoke();
    LambdaReceiver_A lra = new LambdaReceiver_A();
    try {
        p.m(lra);
    } catch (ClassCastException cce) {
        return;
    }
    throw new AssertionError("CCE expected");
}

源代码6 项目： dragonwell8_jdk 文件： LambdaReturn.java

private static void amf(List<String> errs, MethodHandle h, MethodType mts, MethodType mtf, MethodType mtb, boolean shouldWork) {
    MethodType mti = mt(I.class);
    try {
        LambdaMetafactory.altMetafactory(l, "m", mti, mts,h,mtf,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, mtb);
    } catch(LambdaConversionException e) {
        if (shouldWork)  errs.add("Error: Should work h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb + " got: " + e);
        return;
    }
    if (!shouldWork)  errs.add("Error: Should fail h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb);
}

源代码7 项目： dragonwell8_jdk 文件： SerializedLambdaTest.java

public void testAltStdNonser() throws Throwable {
    MethodHandle fooMH = MethodHandles.lookup().findStatic(SerializedLambdaTest.class, "foo", predicateMT);

    // Alt metafactory, non-serializable target: not serializable
    CallSite cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                                   "test", MethodType.methodType(Predicate.class),
                                                   predicateMT, fooMH, stringPredicateMT, 0);
    assertNotSerial((Predicate<String>) cs.getTarget().invokeExact(), fooAsserter);
}

源代码8 项目： jdk8u-jdk 文件： SerializedLambdaTest.java

public void testAltStdNonser() throws Throwable {
    MethodHandle fooMH = MethodHandles.lookup().findStatic(SerializedLambdaTest.class, "foo", predicateMT);

    // Alt metafactory, non-serializable target: not serializable
    CallSite cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                                   "test", MethodType.methodType(Predicate.class),
                                                   predicateMT, fooMH, stringPredicateMT, 0);
    assertNotSerial((Predicate<String>) cs.getTarget().invokeExact(), fooAsserter);
}

源代码9 项目： jdk8u-jdk 文件： LambdaReturn.java

private static void amf(List<String> errs, MethodHandle h, MethodType mts, MethodType mtf, MethodType mtb, boolean shouldWork) {
    MethodType mti = mt(I.class);
    try {
        LambdaMetafactory.altMetafactory(l, "m", mti, mts,h,mtf,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, mtb);
    } catch(LambdaConversionException e) {
        if (shouldWork)  errs.add("Error: Should work h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb + " got: " + e);
        return;
    }
    if (!shouldWork)  errs.add("Error: Should fail h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb);
}

源代码10 项目： openjdk-jdk9 文件： LambdaReturn.java

private static void amf(List<String> errs, MethodHandle h, MethodType mts, MethodType mtf, MethodType mtb, boolean shouldWork) {
    MethodType mti = mt(I.class);
    try {
        LambdaMetafactory.altMetafactory(l, "m", mti, mts,h,mtf,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, mtb);
    } catch(LambdaConversionException e) {
        if (shouldWork)  errs.add("Error: Should work h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb + " got: " + e);
        return;
    }
    if (!shouldWork)  errs.add("Error: Should fail h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb);
}

源代码11 项目： TencentKona-8 文件： SerializedLambdaTest.java

public void testAltStdSer() throws Throwable {
    MethodHandle fooMH = MethodHandles.lookup().findStatic(SerializedLambdaTest.class, "foo", predicateMT);

    // Alt metafactory, serializable target, no FLAG_SERIALIZABLE: not serializable
    CallSite cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                                   "test", MethodType.methodType(SerPredicate.class),
                                                   predicateMT, fooMH, stringPredicateMT, 0);
    assertNotSerial((SerPredicate<String>) cs.getTarget().invokeExact(), fooAsserter);

    // Alt metafactory, serializable marker, no FLAG_SERIALIZABLE: not serializable
    cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                          "test", MethodType.methodType(Predicate.class),
                                          predicateMT, fooMH, stringPredicateMT, LambdaMetafactory.FLAG_MARKERS, 1, Serializable.class);
    assertNotSerial((Predicate<String>) cs.getTarget().invokeExact(), fooAsserter);
}

源代码12 项目： native-obfuscator 文件： LambdaReturn.java

private static void amf(List<String> errs, MethodHandle h, MethodType mts, MethodType mtf, MethodType mtb, boolean shouldWork) {
    MethodType mti = mt(I.class);
    try {
        LambdaMetafactory.altMetafactory(l, "m", mti, mts,h,mtf,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, mtb);
    } catch(LambdaConversionException e) {
        if (shouldWork)  errs.add("Error: Should work h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb + " got: " + e);
        return;
    }
    if (!shouldWork)  errs.add("Error: Should fail h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb);
}

源代码13 项目： jdk8u60 文件： LambdaReturn.java

private static void amf(List<String> errs, MethodHandle h, MethodType mts, MethodType mtf, MethodType mtb, boolean shouldWork) {
    MethodType mti = mt(I.class);
    try {
        LambdaMetafactory.altMetafactory(l, "m", mti, mts,h,mtf,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, mtb);
    } catch(LambdaConversionException e) {
        if (shouldWork)  errs.add("Error: Should work h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb + " got: " + e);
        return;
    }
    if (!shouldWork)  errs.add("Error: Should fail h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb);
}

源代码14 项目： jdk8u60 文件： SerializedLambdaTest.java

public void testAltStdNonser() throws Throwable {
    MethodHandle fooMH = MethodHandles.lookup().findStatic(SerializedLambdaTest.class, "foo", predicateMT);

    // Alt metafactory, non-serializable target: not serializable
    CallSite cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                                   "test", MethodType.methodType(Predicate.class),
                                                   predicateMT, fooMH, stringPredicateMT, 0);
    assertNotSerial((Predicate<String>) cs.getTarget().invokeExact(), fooAsserter);
}

源代码15 项目： jdk8u60 文件： SerializedLambdaTest.java

public void testAltStdSer() throws Throwable {
    MethodHandle fooMH = MethodHandles.lookup().findStatic(SerializedLambdaTest.class, "foo", predicateMT);

    // Alt metafactory, serializable target, no FLAG_SERIALIZABLE: not serializable
    CallSite cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                                   "test", MethodType.methodType(SerPredicate.class),
                                                   predicateMT, fooMH, stringPredicateMT, 0);
    assertNotSerial((SerPredicate<String>) cs.getTarget().invokeExact(), fooAsserter);

    // Alt metafactory, serializable marker, no FLAG_SERIALIZABLE: not serializable
    cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                          "test", MethodType.methodType(Predicate.class),
                                          predicateMT, fooMH, stringPredicateMT, LambdaMetafactory.FLAG_MARKERS, 1, Serializable.class);
    assertNotSerial((Predicate<String>) cs.getTarget().invokeExact(), fooAsserter);
}

源代码16 项目： openjdk-jdk8u 文件： LambdaReturn.java

private static void amf(List<String> errs, MethodHandle h, MethodType mts, MethodType mtf, MethodType mtb, boolean shouldWork) {
    MethodType mti = mt(I.class);
    try {
        LambdaMetafactory.altMetafactory(l, "m", mti, mts,h,mtf,
                                      LambdaMetafactory.FLAG_BRIDGES, 1, mtb);
    } catch(LambdaConversionException e) {
        if (shouldWork)  errs.add("Error: Should work h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb + " got: " + e);
        return;
    }
    if (!shouldWork)  errs.add("Error: Should fail h=" + h + " s=" + mts + " -- f=" + mtf + " / b=" + mtb);
}

源代码17 项目： openjdk-jdk9 文件： SerializedLambdaTest.java

public void testAltStdSer() throws Throwable {
    MethodHandle fooMH = MethodHandles.lookup().findStatic(SerializedLambdaTest.class, "foo", predicateMT);

    // Alt metafactory, serializable target, no FLAG_SERIALIZABLE: not serializable
    CallSite cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                                   "test", MethodType.methodType(SerPredicate.class),
                                                   predicateMT, fooMH, stringPredicateMT, 0);
    assertNotSerial((SerPredicate<String>) cs.getTarget().invokeExact(), fooAsserter);

    // Alt metafactory, serializable marker, no FLAG_SERIALIZABLE: not serializable
    cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                          "test", MethodType.methodType(Predicate.class),
                                          predicateMT, fooMH, stringPredicateMT, LambdaMetafactory.FLAG_MARKERS, 1, Serializable.class);
    assertNotSerial((Predicate<String>) cs.getTarget().invokeExact(), fooAsserter);
}

源代码18 项目： openjdk-jdk8u 文件： SerializedLambdaTest.java

public void testAltStdSer() throws Throwable {
    MethodHandle fooMH = MethodHandles.lookup().findStatic(SerializedLambdaTest.class, "foo", predicateMT);

    // Alt metafactory, serializable target, no FLAG_SERIALIZABLE: not serializable
    CallSite cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                                   "test", MethodType.methodType(SerPredicate.class),
                                                   predicateMT, fooMH, stringPredicateMT, 0);
    assertNotSerial((SerPredicate<String>) cs.getTarget().invokeExact(), fooAsserter);

    // Alt metafactory, serializable marker, no FLAG_SERIALIZABLE: not serializable
    cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                          "test", MethodType.methodType(Predicate.class),
                                          predicateMT, fooMH, stringPredicateMT, LambdaMetafactory.FLAG_MARKERS, 1, Serializable.class);
    assertNotSerial((Predicate<String>) cs.getTarget().invokeExact(), fooAsserter);
}

源代码19 项目： openjdk-jdk9 文件： SerializedLambdaTest.java

public void testAltStdNonser() throws Throwable {
    MethodHandle fooMH = MethodHandles.lookup().findStatic(SerializedLambdaTest.class, "foo", predicateMT);

    // Alt metafactory, non-serializable target: not serializable
    CallSite cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                                   "test", MethodType.methodType(Predicate.class),
                                                   predicateMT, fooMH, stringPredicateMT, 0);
    assertNotSerial((Predicate<String>) cs.getTarget().invokeExact(), fooAsserter);
}

源代码20 项目： openjdk-jdk8u-backup 文件： SerializedLambdaTest.java

public void testAltStdSer() throws Throwable {
    MethodHandle fooMH = MethodHandles.lookup().findStatic(SerializedLambdaTest.class, "foo", predicateMT);

    // Alt metafactory, serializable target, no FLAG_SERIALIZABLE: not serializable
    CallSite cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                                   "test", MethodType.methodType(SerPredicate.class),
                                                   predicateMT, fooMH, stringPredicateMT, 0);
    assertNotSerial((SerPredicate<String>) cs.getTarget().invokeExact(), fooAsserter);

    // Alt metafactory, serializable marker, no FLAG_SERIALIZABLE: not serializable
    cs = LambdaMetafactory.altMetafactory(MethodHandles.lookup(),
                                          "test", MethodType.methodType(Predicate.class),
                                          predicateMT, fooMH, stringPredicateMT, LambdaMetafactory.FLAG_MARKERS, 1, Serializable.class);
    assertNotSerial((Predicate<String>) cs.getTarget().invokeExact(), fooAsserter);
}

方法所在类

java.lang.invoke.LambdaMetafactory