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 * Licensed to the Apache Software Foundation (ASF) under one
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 * to you under the Apache License, Version 2.0 (the
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package org.apache.sling.scripting.sightly.compiler.backend;

import org.apache.sling.scripting.sightly.compiler.CompilationUnit;
import org.apache.sling.scripting.sightly.compiler.SightlyCompiler;
import org.apache.sling.scripting.sightly.compiler.commands.Command;
import org.apache.sling.scripting.sightly.compiler.commands.CommandStream;
import org.apache.sling.scripting.sightly.compiler.commands.CommandVisitor;
import org.osgi.annotation.versioning.ConsumerType;

/**
 * 
 *     A {@link BackendCompiler} can be hooked in into the {@link SightlyCompiler} in order to transpile HTL {@link Command}s into other
 *     JVM supported languages. The transpilation can be performed with the help of specific {@link CommandVisitor} implementations that are
 *     attached to the {@link Command}s from the {@link CommandStream}.
 * 
 * 
 *     For more details see {@link SightlyCompiler#compile(CompilationUnit, BackendCompiler)}.
 * 
 */
@ConsumerType
public interface BackendCompiler {

    /**
     * Process a stream of commands
     *
     * @param stream the stream of commands
     */
    void handle(CommandStream stream);

}