/*******************************************************************************
 * Copyright (c) 2009, 2018 Red Hat, Inc.
 * 
 * This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *    Kent Sebastian <ksebasti@redhat.com> - initial API and implementation
 *******************************************************************************/
package org.eclipse.linuxtools.oprofile.tests;

import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParserFactory;

import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.Path;
import org.eclipse.linuxtools.internal.oprofile.core.model.OpModelEvent;
import org.eclipse.linuxtools.internal.oprofile.core.model.OpModelImage;
import org.eclipse.linuxtools.internal.oprofile.core.model.OpModelSession;
import org.eclipse.linuxtools.internal.oprofile.core.opxml.OprofileSAXHandler;
import org.eclipse.linuxtools.internal.oprofile.core.opxml.modeldata.ModelDataProcessor;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;

/*
 * A faked OpModelSession object of a typical image + some dependent images.
 */
public class TestingOpModelEvent extends OpModelEvent {
    private static final String REL_PATH_TO_TEST_XML = "resources/test_model-data.xml"; //$NON-NLS-1$
    public static final String IMAGE_OUTPUT = "/test/path/for/image, Count: 205000, Dependent Count: 5000\nSymbols: TestFunction1(int), File: /test/path/for/src/image.cpp, Count: 180000\n\tSample: Line #: 42, Count: 130000\n\tSample: Line #: 36, Count: 40000\n\tSample: Line #: 31, Count: 9999\n\tSample: Line #: 39, Count: 1\nSymbols: TestFunction2(int, int), File: /test/path/for/src/image2.cpp, Count: 20000\n\tSample: Line #: 94, Count: 19998\n\tSample: Line #: 12, Count: 1\n\tSample: Line #: 55, Count: 1\nDependent Image: /no-vmlinux, Count: 4400\nDependent Image: /lib64/ld-2.9.so, Count: 300\n\tSymbols: do_lookup_x, File: dl-lookup.c, Count: 299\n\t\tSample: Line #: 0, Count: 299\n\tSymbols: _dl_unload_cache, File: rawmemchr.c, Count: 1\n\t\tSample: Line #: 0, Count: 1\nDependent Image: /usr/lib64/libstdc++.so.6.0.10, Count: 160\nDependent Image: /lib64/libc-2.9.so, Count: 140\n\tSymbols: _IO_new_file_seekoff, File: , Count: 100\n\t\tSample: Line #: 0, Count: 100\n\tSymbols: bcopy, File: , Count: 40\n\t\tSample: Line #: 0, Count: 40\n"; //$NON-NLS-1$
    public static final String IMAGE_OUTPUT_WITHTAB = "/test/path/for/image, Count: 205000, Dependent Count: 5000\n\tSymbols: TestFunction1(int), File: /test/path/for/src/image.cpp, Count: 180000\n\t\tSample: Line #: 42, Count: 130000\n\t\tSample: Line #: 36, Count: 40000\n\t\tSample: Line #: 31, Count: 9999\n\t\tSample: Line #: 39, Count: 1\n\tSymbols: TestFunction2(int, int), File: /test/path/for/src/image2.cpp, Count: 20000\n\t\tSample: Line #: 94, Count: 19998\n\t\tSample: Line #: 12, Count: 1\n\t\tSample: Line #: 55, Count: 1\n\tDependent Image: /no-vmlinux, Count: 4400\n\tDependent Image: /lib64/ld-2.9.so, Count: 300\n\t\tSymbols: do_lookup_x, File: dl-lookup.c, Count: 299\n\t\t\tSample: Line #: 0, Count: 299\n\t\tSymbols: _dl_unload_cache, File: rawmemchr.c, Count: 1\n\t\t\tSample: Line #: 0, Count: 1\n\tDependent Image: /usr/lib64/libstdc++.so.6.0.10, Count: 160\n\tDependent Image: /lib64/libc-2.9.so, Count: 140\n\t\tSymbols: _IO_new_file_seekoff, File: , Count: 100\n\t\t\tSample: Line #: 0, Count: 100\n\t\tSymbols: bcopy, File: , Count: 40\n\t\t\tSample: Line #: 0, Count: 40\n"; //$NON-NLS-1$

    public TestingOpModelEvent(OpModelSession session, String name) {
        super(session, name);
    }
    @Override
    protected OpModelImage getNewImage() {
        /* this code mostly taken from OpxmlRunner */
        OpModelImage parsedImage = null;
        try {
            XMLReader reader = null;
            parsedImage = new OpModelImage();
            ModelDataProcessor.CallData image = new ModelDataProcessor.CallData(parsedImage);
            OprofileSAXHandler handler = OprofileSAXHandler.getInstance(image);

            // Create XMLReader
            SAXParserFactory factory = SAXParserFactory.newInstance();
            reader = factory.newSAXParser().getXMLReader();

            // Set content/error handlers
            reader.setContentHandler(handler);
            reader.setErrorHandler(handler);

            String filePath = FileLocator.toFileURL(FileLocator.find(TestPlugin.getDefault().getBundle(), new Path(REL_PATH_TO_TEST_XML), null)).getFile();
            reader.parse(new InputSource(new FileReader(filePath)));
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } catch (SAXException e) {
            e.printStackTrace();
        } catch (ParserConfigurationException e) {
            e.printStackTrace();
        }

        return parsedImage;
    }
}
