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// Portions Copyright [2016-2021] [Payara Foundation]

package com.sun.enterprise.transaction;

import com.sun.enterprise.transaction.api.JavaEETransactionManager;

import org.glassfish.api.invocation.ComponentInvocation;
import org.glassfish.api.invocation.ComponentInvocation.ComponentInvocationType;
import org.glassfish.api.invocation.ComponentInvocationHandler;
import org.glassfish.api.invocation.InvocationException;

import org.jvnet.hk2.annotations.Service;
import jakarta.inject.Inject;
import org.glassfish.hk2.api.ServiceLocator;

@Service
public class TransactionInvocationHandler implements ComponentInvocationHandler {

    @Inject private ServiceLocator habitat;

    private JavaEETransactionManager tm;

    /**
     * Dynamically init the reference. This avoids circular dependencies
     * on injection: JavaEETransactionManager injects InvocationManager, which in
     * turn injects all ComponentInvocationHandler impls, i.e. instance of this class.
     * PostConstruct has a similar problem.
     */
    private void init() {
        if (tm == null ) {
            tm = habitat.getService(JavaEETransactionManager.class);
        }
    }

    public void beforePreInvoke(ComponentInvocationType invType,
            ComponentInvocation prevInv, ComponentInvocation newInv) throws InvocationException {
    }

    public void afterPreInvoke(ComponentInvocationType invType,
            ComponentInvocation prevInv, ComponentInvocation curInv) throws InvocationException {

        init();
        tm.preInvoke(prevInv);
    }

    public void beforePostInvoke(ComponentInvocationType invType,
            ComponentInvocation prevInv, ComponentInvocation curInv) throws InvocationException {
        init();
        tm.postInvoke(curInv, prevInv);
    }

    public void afterPostInvoke(ComponentInvocationType invType,
            ComponentInvocation prevInv, ComponentInvocation curInv) throws InvocationException {
    }
}