Java Code Examples for jdk.nashorn.internal.lookup.MethodHandleFactory.LookupException

The following examples show how to use jdk.nashorn.internal.lookup.MethodHandleFactory.LookupException. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source Project: TencentKona-8   Author: Tencent   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && JSType.isString(self)) {
        try {
            return new GuardedInvocation(MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType()), NashornGuards.getStringGuard());
        } catch (final LookupException e) {
            //empty. Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}
 
Example #2
Source Project: jdk8u60   Author: chenghanpeng   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && JSType.isString(self)) {
        try {
            return new GuardedInvocation(MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType()), NashornGuards.getInstanceOf2Guard(String.class, ConsString.class));
        } catch (final LookupException e) {
            //empty. Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}
 
Example #3
Source Project: openjdk-jdk8u   Author: AdoptOpenJDK   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && JSType.isString(self)) {
        try {
            return new GuardedInvocation(MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType()), NashornGuards.getStringGuard());
        } catch (final LookupException e) {
            //empty. Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}
 
Example #4
Source Project: openjdk-jdk8u-backup   Author: AdoptOpenJDK   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && JSType.isString(self)) {
        try {
            return new GuardedInvocation(MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType()), NashornGuards.getStringGuard());
        } catch (final LookupException e) {
            //empty. Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}
 
Example #5
Source Project: openjdk-jdk9   Author: AdoptOpenJDK   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && JSType.isString(self)) {
        try {
            return new GuardedInvocation(MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType()), NashornGuards.getStringGuard());
        } catch (final LookupException e) {
            //empty. Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}
 
Example #6
Source Project: hottub   Author: dsrg-uoft   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && JSType.isString(self)) {
        try {
            return new GuardedInvocation(MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType()), NashornGuards.getStringGuard());
        } catch (final LookupException e) {
            //empty. Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}
 
Example #7
Source Project: openjdk-8-source   Author: keerath   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && (self instanceof String || self instanceof ConsString)) {
        try {
            MethodHandle mh = MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType());
            return new GuardedInvocation(mh, NashornGuards.getInstanceOf2Guard(String.class, ConsString.class));
        } catch (final LookupException e) {
            // Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}
 
Example #8
Source Project: openjdk-8   Author: bpupadhyaya   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && (self instanceof String || self instanceof ConsString)) {
        try {
            MethodHandle mh = MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType());
            return new GuardedInvocation(mh, NashornGuards.getInstanceOf2Guard(String.class, ConsString.class));
        } catch (final LookupException e) {
            // Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}
 
Example #9
Source Project: jdk8u_nashorn   Author: JetBrains   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && JSType.isString(self)) {
        try {
            return new GuardedInvocation(MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType()), NashornGuards.getStringGuard());
        } catch (final LookupException e) {
            //empty. Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}
 
Example #10
Source Project: nashorn   Author: ynsn   File: NativeString.java    License: GNU General Public License v2.0 5 votes vote down vote up
@Override
protected GuardedInvocation findGetIndexMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final Object self = request.getReceiver();
    final Class<?> returnType = desc.getMethodType().returnType();

    if (returnType == Object.class && (self instanceof String || self instanceof ConsString)) {
        try {
            MethodHandle mh = MH.findStatic(MethodHandles.lookup(), NativeString.class, "get", desc.getMethodType());
            return new GuardedInvocation(mh, NashornGuards.getInstanceOf2Guard(String.class, ConsString.class));
        } catch (final LookupException e) {
            // Shouldn't happen. Fall back to super
        }
    }
    return super.findGetIndexMethod(desc, request);
}