annis.visualizers.component.graph.DebugVisualizer.java Source code

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Here is the source code for annis.visualizers.component.graph.DebugVisualizer.java

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/*
 * Copyright 2012 Corpuslinguistic working group Humboldt University Berlin.
 *
 * 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 annis.visualizers.component.graph;

import annis.libgui.visualizers.VisualizerInput;
import annis.visualizers.component.AbstractDotVisualizer;
import de.hu_berlin.german.korpling.saltnpepper.salt.saltCommon.resources.dot.Salt2DOT;
import java.io.File;
import java.io.IOException;
import java.io.Serializable;
import net.xeoh.plugins.base.annotations.PluginImplementation;
import org.apache.commons.io.FileUtils;
import org.eclipse.emf.common.util.URI;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 *
 * @author Thomas Krause <thomas.krause@alumni.hu-berlin.de>
 */
@PluginImplementation
public class DebugVisualizer extends AbstractDotVisualizer implements Serializable {

    private final Logger log = LoggerFactory.getLogger(DebugVisualizer.class);

    @Override
    public void createDotContent(VisualizerInput input, StringBuilder sb) {
        try {
            File tmpFile = File.createTempFile("annisdebugvis", ".dot");
            tmpFile.deleteOnExit();
            Salt2DOT converter = new Salt2DOT();
            converter.salt2Dot(input.getDocument().getSDocumentGraph(),
                    URI.createFileURI(tmpFile.getCanonicalPath()));

            sb.append(FileUtils.readFileToString(tmpFile));

            if (!tmpFile.delete()) {
                log.warn("Cannot delete " + tmpFile.getAbsolutePath());
            }
        } catch (IOException ex) {
            log.error("could not create temporary file for dot", ex);
        }
    }

    @Override
    public String getShortName() {
        return "dot";
    }

}