/*
 * Copyright 2009 the original author or authors.
 *
 * 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.gradle.groovy.scripts;

import groovy.lang.Script;
import org.gradle.api.GradleScriptException;

/**
 * Executes a script of type T.
 */
public interface ScriptRunner<T extends Script> extends Runnable {
    /**
     * Sets the delegate for the script. Any property or method not found on the script will be delegated to this
     * object.
     *
     * @param delegate The delegate. may be null.
     * @return this
     */
    ScriptRunner setDelegate(Object delegate);

    /**
     * Returns the script which will be executed by this runner.
     *
     * @return the script.
     */
    T getScript();

    /**
     * Executes the script.
     *
     * @throws GradleScriptException On execution failure.
     */
    void run() throws GradleScriptException;
}
