com.seer.datacruncher.streams.ZipStreamTest.java Source code

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Here is the source code for com.seer.datacruncher.streams.ZipStreamTest.java

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/*
 * Copyright (c) 2015  www.see-r.com
 * All rights reserved
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.seer.datacruncher.streams;

import static org.junit.Assert.assertTrue;
import com.seer.datacruncher.constants.SchemaType;
import com.seer.datacruncher.constants.StreamType;
import com.seer.datacruncher.datastreams.DatastreamsInput;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.Field;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

import org.apache.commons.io.IOUtils;
import org.junit.Test;

public class ZipStreamTest extends AbstractStreamTest {
    @Test
    public void testZipStream() {
        String fileName = properties.getProperty("zip_test_stream_file_name");
        InputStream in = this.getClass().getClassLoader().getResourceAsStream(stream_file_path + fileName);
        byte[] arr = null;
        try {
            arr = IOUtils.toByteArray(in);
        } catch (IOException e) {
            assertTrue("IOException while Zip test file reading", false);
        }

        ZipInputStream inStream = null;
        try {
            inStream = new ZipInputStream(new ByteArrayInputStream(arr));
            ZipEntry entry;
            while (!(isStreamClose(inStream)) && (entry = inStream.getNextEntry()) != null) {
                if (!entry.isDirectory()) {
                    DatastreamsInput datastreamsInput = new DatastreamsInput();
                    datastreamsInput.setUploadedFileName(entry.getName());
                    byte[] byteInput = IOUtils.toByteArray(inStream);
                    String res = datastreamsInput.datastreamsInput(null, (Long) schemaEntity.getIdSchema(),
                            byteInput, true);
                    assertTrue("Zip file validation failed", Boolean.parseBoolean(res));
                }
                inStream.closeEntry();
            }
        } catch (IOException ex) {
            assertTrue("Error occured during fetch records from ZIP file.", false);
        } finally {
            if (in != null)
                try {
                    in.close();
                } catch (IOException e) {
                }
        }
    }

    @Override
    int getStreamType() {
        return StreamType.EXCEL;
    }

    private boolean isStreamClose(ZipInputStream inStream) {
        try {
            Class<?> c = inStream.getClass();
            Field in;
            in = c.getDeclaredField("closed");
            in.setAccessible(true);
            Boolean inReader = (Boolean) in.get(inStream);
            return inReader;
        } catch (Exception e) {
            logger.error(e);
        }
        return false;
    }
}