Examples with ObjectRef io.nuls.contract.vm.ObjectRef used on opensource projects

Example 1 with ObjectRef

use of io.nuls.contract.vm.ObjectRef in project nuls by nuls-io.

the class Xastore method fastore.

public static void fastore(final Frame frame) {
    float value = frame.operandStack.popFloat();
    int index = frame.operandStack.popInt();
    ObjectRef arrayRef = frame.operandStack.popRef();
    if (!frame.checkArray(arrayRef, index)) {
        return;
    }
    frame.heap.putArray(arrayRef, index, value);
// Log.result(frame.getCurrentOpCode(), arrayRef, index, value);
}

Example 2 with ObjectRef

use of io.nuls.contract.vm.ObjectRef in project nuls by nuls-io.

the class Xastore method castore.

public static void castore(final Frame frame) {
    char value = frame.operandStack.popChar();
    int index = frame.operandStack.popInt();
    ObjectRef arrayRef = frame.operandStack.popRef();
    if (!frame.checkArray(arrayRef, index)) {
        return;
    }
    frame.heap.putArray(arrayRef, index, value);
// Log.result(frame.getCurrentOpCode(), arrayRef, index, value);
}

Example 3 with ObjectRef

use of io.nuls.contract.vm.ObjectRef in project nuls by nuls-io.

the class NativeAbstractStringBuilder method append.

/**
 * override
 *
 * @see AbstractStringBuilder#append(float)
 * @see AbstractStringBuilder#append(double)
 */
private static Result append(MethodCode methodCode, MethodArgs methodArgs, Frame frame) {
    ObjectRef objectRef = methodArgs.objectRef;
    Object a = methodArgs.invokeArgs[0];
    ObjectRef ref = frame.heap.newString(a.toString());
    MethodCode append = frame.methodArea.loadMethod(TYPE, "append", "(Ljava/lang/String;)Ljava/lang/AbstractStringBuilder;");
    frame.vm.run(append, new Object[] { objectRef, ref }, false);
    Result result = NativeMethod.result(methodCode, objectRef, frame);
    return result;
}

Example 4 with ObjectRef

use of io.nuls.contract.vm.ObjectRef 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 5 with ObjectRef

use of io.nuls.contract.vm.ObjectRef 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;
}