Examples with ClassCode io.nuls.contract.vm.code.ClassCode used on opensource projects

Example 1 with ClassCode

use of io.nuls.contract.vm.code.ClassCode in project nuls by nuls-io.

the class Heap method runNewObjectWithArgs.

public ObjectRef runNewObjectWithArgs(VariableType variableType, String methodDesc, Object... args) {
    ClassCode classCode = this.vm.methodArea.loadClass(variableType.getType());
    ObjectRef objectRef = newObject(classCode);
    MethodCode methodCode = this.vm.methodArea.loadMethod(objectRef.getVariableType().getType(), Constants.CONSTRUCTOR_NAME, methodDesc);
    if (methodCode == null) {
        throw new RuntimeException(String.format("can't new %s", variableType.getType()));
    }
    Object[] runArgs = new Object[args.length + 1];
    runArgs[0] = objectRef;
    for (int i = 1; i < runArgs.length; i++) {
        runArgs[i] = args[i - 1];
    }
    this.vm.run(methodCode, runArgs, false);
    return objectRef;
}

Example 2 with ClassCode

use of io.nuls.contract.vm.code.ClassCode in project nuls by nuls-io.

the class NativeClass method getInterfaces.

/**
 * override
 *
 * @see Class#getInterfaces()
 */
private static Result getInterfaces(MethodCode methodCode, MethodArgs methodArgs, Frame frame) {
    ObjectRef objectRef = methodArgs.objectRef;
    VariableType variableType;
    if (objectRef.getVariableType().isArray()) {
        variableType = objectRef.getVariableType();
    } else {
        variableType = VariableType.valueOf(objectRef.getRef());
    }
    ObjectRef array;
    if (!variableType.isPrimitiveType()) {
        ClassCode classCode = frame.methodArea.loadClass(variableType.getType());
        List<String> interfaces = classCode.interfaces;
        int length = interfaces.size();
        array = frame.heap.newArray(VariableType.valueOf("[Ljava/lang/Class;"), length);
        for (int i = 0; i < length; i++) {
            String interfaceName = interfaces.get(i);
            VariableType interfaceType = VariableType.valueOf(interfaceName);
            ObjectRef ref = frame.heap.getClassRef(interfaceType.getDesc());
            frame.heap.putArray(array, i, ref);
        }
    } else {
        array = frame.heap.newArray(VariableType.valueOf("[Ljava/lang/Class;"), 0);
    }
    Result result = NativeMethod.result(methodCode, array, frame);
    return result;
}

Example 3 with ClassCode

use of io.nuls.contract.vm.code.ClassCode in project nuls by nuls-io.

the class NativeClass method isInterface.

/**
 * native
 *
 * @see Class#isInterface()
 */
private static Result isInterface(MethodCode methodCode, MethodArgs methodArgs, Frame frame) {
    ObjectRef objectRef = methodArgs.objectRef;
    VariableType variableType;
    if (objectRef.getVariableType().isArray()) {
        variableType = objectRef.getVariableType();
    } else {
        variableType = VariableType.valueOf(objectRef.getRef());
    }
    boolean b = false;
    if (!variableType.isArray() && !variableType.isPrimitiveType()) {
        ClassCode classCode = frame.methodArea.loadClass(variableType.getType());
        b = classCode.isInterface;
    }
    Result result = NativeMethod.result(methodCode, b, frame);
    return result;
}

Example 4 with ClassCode

use of io.nuls.contract.vm.code.ClassCode in project nuls by nuls-io.

the class NativeClass method getGenericSignature0.

/**
 * native
 *
 * @see Class#getGenericSignature0()
 */
private static Result getGenericSignature0(MethodCode methodCode, MethodArgs methodArgs, Frame frame) {
    ObjectRef objectRef = methodArgs.objectRef;
    VariableType variableType;
    if (objectRef.getVariableType().isArray()) {
        variableType = objectRef.getVariableType();
    } else {
        variableType = VariableType.valueOf(objectRef.getRef());
    }
    ObjectRef ref = null;
    if (!variableType.isPrimitiveType()) {
        ClassCode classCode = frame.methodArea.loadClass(variableType.getType());
        String signature = classCode.signature;
        ref = frame.heap.newString(signature);
    }
    Result result = NativeMethod.result(methodCode, ref, frame);
    return result;
}

Example 5 with ClassCode

use of io.nuls.contract.vm.code.ClassCode in project nuls by nuls-io.

the class Athrow method extends_.

private static boolean extends_(String refType, String className, Frame frame) {
    if (Objects.equals(refType, className)) {
        return true;
    } else {
        ClassCode classCode = frame.methodArea.loadClass(refType);
        String superName = classCode.superName;
        if (Constants.OBJECT_CLASS_NAME.equals(superName)) {
            return false;
        } else {
            return extends_(superName, className, frame);
        }
    }
}