org.teavm.model.instructions.InvokeInstruction Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of teavm-core Show documentation
TeaVM compiler and SPI
There is a newer version: 0.2.8
/*
 *  Copyright 2013 Alexey Andreev.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.teavm.model.instructions;

import java.util.AbstractList;
import java.util.List;
import java.util.function.UnaryOperator;
import org.teavm.model.Instruction;
import org.teavm.model.MethodReference;
import org.teavm.model.Variable;

public class InvokeInstruction extends Instruction {
    private InvocationType type;
    private MethodReference method;
    private Variable instance;
    private Variable[] arguments;
    private Variable receiver;

    public InvocationType getType() {
        return type;
    }

    public void setType(InvocationType type) {
        this.type = type;
    }

    public Variable getInstance() {
        return instance;
    }

    public void setInstance(Variable instance) {
        this.instance = instance;
    }

    public List getArguments() {
        return argumentList;
    }

    public void replaceArguments(UnaryOperator f) {
        if (arguments != null) {
            for (int i = 0; i < arguments.length; ++i) {
                arguments[i] = f.apply(arguments[i]);
            }
        }
    }

    public void setArguments(Variable... arguments) {
        this.arguments = arguments.length > 0 ? arguments.clone() : null;
    }

    public MethodReference getMethod() {
        return method;
    }

    public void setMethod(MethodReference method) {
        this.method = method;
    }

    public Variable getReceiver() {
        return receiver;
    }

    public void setReceiver(Variable receiver) {
        this.receiver = receiver;
    }

    @Override
    public void acceptVisitor(InstructionVisitor visitor) {
        visitor.visit(this);
    }

    private List argumentList = new AbstractList() {
        @Override
        public Variable get(int index) {
            if (arguments == null) {
                throw new IndexOutOfBoundsException();
            }
            return arguments[index];
        }

        @Override
        public int size() {
            return arguments != null ? arguments.length : 0;
        }
    };
}