com.llamalad7.mixinextras.expression.impl.ast.expressions.IntLiteralExpression Maven / Gradle / Ivy

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package com.llamalad7.mixinextras.expression.impl.ast.expressions;

import com.llamalad7.mixinextras.expression.impl.ExpressionSource;
import com.llamalad7.mixinextras.expression.impl.flow.FlowValue;
import com.llamalad7.mixinextras.expression.impl.point.ExpressionContext;
import com.llamalad7.mixinextras.expression.impl.utils.ExpressionASMUtils;

public class IntLiteralExpression extends SimpleExpression {
    public final long value;

    public IntLiteralExpression(ExpressionSource src, long value) {
        super(src);
        this.value = value;
    }

    @Override
    public boolean matches(FlowValue node, ExpressionContext ctx) {
        Object cst = ExpressionASMUtils.getConstant(node.getInsn());
        if (cst == null) {
            return false;
        }
        return (cst instanceof Integer || cst instanceof Long) && ((Number) cst).longValue() == value;
    }
}