com.thebuzzmedia.exiftool.core.strategies.DefaultStrategy Maven / Gradle / Ivy
/**
* Copyright 2011 The Buzz Media, LLC
* Copyright 2015-2019 Mickael Jeanroy
*
* 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 com.thebuzzmedia.exiftool.core.strategies;
import com.thebuzzmedia.exiftool.Constants;
import com.thebuzzmedia.exiftool.ExecutionStrategy;
import com.thebuzzmedia.exiftool.Version;
import com.thebuzzmedia.exiftool.logs.Logger;
import com.thebuzzmedia.exiftool.logs.LoggerFactory;
import com.thebuzzmedia.exiftool.process.Command;
import com.thebuzzmedia.exiftool.process.CommandExecutor;
import com.thebuzzmedia.exiftool.process.OutputHandler;
import com.thebuzzmedia.exiftool.process.command.CommandBuilder;
import java.io.IOException;
import java.util.List;
/**
* This is the default strategy.
*
*
*
* For each execution, a one-shot process is:
*
* - Created using withExecutor.
* - Used to execute command line.
* - Closed at the end of the execution.
*
*/
public class DefaultStrategy implements ExecutionStrategy {
/**
* Class Logger.
*/
private static final Logger log = LoggerFactory.getLogger(DefaultStrategy.class);
/**
* Create strategy.
*/
public DefaultStrategy() {
}
@Override
public void execute(CommandExecutor executor, String exifTool, List arguments, OutputHandler handler) throws IOException {
log.debug("Using ExifTool in non-daemon mode (-stay_open False)...");
Command cmd = CommandBuilder.builder(exifTool, arguments.size() + 2)
.addArgument("-sep", Constants.SEPARATOR)
.addAll(arguments)
.build();
executor.execute(cmd, handler);
}
@Override
public boolean isSupported(Version version) {
// Always true.
return true;
}
@Override
public boolean isRunning() {
// Just return false.
return false;
}
@Override
public void close() {
// Nothing to do here.
}
@Override
public void shutdown() {
// Nothing to do here.
}
}
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