/*
 * 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.util.exec;

import java.io.IOException;

/**
 * @author Tom Eyckmans
 */
public interface ExecOutputHandle {
    /**
     * Called when a line of output has been read from an exec'd process.
     */
    void handleOutputLine(String outputLine) throws IOException;

    /**
     * Called when the end of output from an exec'd process has been reached.
     */
    void endOutput() throws IOException;

    /**
     * Called when an exeception occurs reading the output from an exec'd process.
     * @return true if output handling should continue, false if output handling should end.
     */
    boolean execOutputHandleError(Throwable t);
}
