Clean up Apache Camel example
This commit is contained in:
David Morley
@@ -1 +1 @@
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THIS IS UPPERCASE CONTENT. this is lowercase content.
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This is data that will be processed by a Camel route!
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@@ -1,5 +1,12 @@
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package org.apache.camel.main;
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import com.baeldung.camel.main.App;
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import junit.framework.TestCase;
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import org.apache.camel.util.FileUtil;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Test;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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@@ -8,110 +15,103 @@ import java.nio.channels.FileChannel;
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import java.nio.file.Files;
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import java.nio.file.Paths;
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import junit.framework.TestCase;
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import org.apache.camel.util.FileUtil;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Test;
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public class AppTest extends TestCase {
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private static final String FILE_NAME = "file.txt";
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private static final String SAMPLE_INPUT_DIR = "src/test/data/sampleInputFile/";
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private static final String TEST_INPUT_DIR = "src/test/data/input/";
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private static final String UPPERCARE_OUTPUT_DIR = "src/test/data/outputUpperCase/";
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private static final String LOWERCASE_OUTPUT_DIR = "src/test/data/outputLowerCase/";
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private static final String FILE_NAME = "file.txt";
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private static final String SAMPLE_INPUT_DIR = "src/test/data/sampleInputFile/";
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private static final String TEST_INPUT_DIR = "src/test/data/input/";
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private static final String UPPERCASE_OUTPUT_DIR = "src/test/data/outputUpperCase/";
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private static final String LOWERCASE_OUTPUT_DIR = "src/test/data/outputLowerCase/";
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@Before
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public void setUp() throws Exception {
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// Prepare input file for test
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copySampleFileToInputDirectory();
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}
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@Before
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public void setUp() throws Exception {
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// Prepare input file for test
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copySampleFileToInputDirectory();
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}
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@After
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public void tearDown() throws Exception {
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System.out.println("Deleting the test input and output files...");
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deleteFile(TEST_INPUT_DIR);
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deleteFile(LOWERCASE_OUTPUT_DIR);
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deleteFile(UPPERCARE_OUTPUT_DIR);
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}
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@After
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public void tearDown() throws Exception {
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System.out.println("Deleting the test input and output files...");
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deleteFile(TEST_INPUT_DIR);
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deleteFile(LOWERCASE_OUTPUT_DIR);
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deleteFile(UPPERCASE_OUTPUT_DIR);
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}
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@Test
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public final void testMain() throws Exception {
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App.main(null);
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@Test
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public final void testMain() throws Exception {
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App.main(null);
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String inputFileContent = readFileContent(SAMPLE_INPUT_DIR+FILE_NAME);
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String outputUpperCase = readFileContent(UPPERCARE_OUTPUT_DIR+FILE_NAME);
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String outputLowerCase = readFileContent(LOWERCASE_OUTPUT_DIR+FILE_NAME);
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System.out.println("Input File content = ["+inputFileContent+"]");
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System.out.println("UpperCaseOutput file content = ["+outputUpperCase+"]");
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System.out.println("LowerCaseOtput file content = ["+outputLowerCase+"]");
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assertEquals(inputFileContent.toUpperCase(), outputUpperCase);
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assertEquals(inputFileContent.toLowerCase(), outputLowerCase);
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}
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String inputFileContent = readFileContent(SAMPLE_INPUT_DIR + FILE_NAME);
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String outputUpperCase = readFileContent(UPPERCASE_OUTPUT_DIR + FILE_NAME);
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String outputLowerCase = readFileContent(LOWERCASE_OUTPUT_DIR + FILE_NAME);
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private String readFileContent(String path) throws IOException {
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byte[] encoded = Files.readAllBytes(Paths.get(path));
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return new String(encoded);
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}
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System.out.println("Input File content = [" + inputFileContent + "]");
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System.out.println("UpperCaseOutput file content = [" + outputUpperCase + "]");
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System.out.println("LowerCaseOtput file content = [" + outputLowerCase + "]");
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private void deleteFile(String path) {
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try {
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FileUtil.removeDir(new File(path));
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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assertEquals(inputFileContent.toUpperCase(), outputUpperCase);
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assertEquals(inputFileContent.toLowerCase(), outputLowerCase);
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}
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/**
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* Copy sample input file to input directory.
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*/
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private void copySampleFileToInputDirectory() {
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File sourceFile = new File(SAMPLE_INPUT_DIR + FILE_NAME);
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File destFile = new File(TEST_INPUT_DIR + FILE_NAME);
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if (!sourceFile.exists()) {
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System.out.println("Sample input file not found at location = [" + SAMPLE_INPUT_DIR + FILE_NAME + "]. Please provide this file.");
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}
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private String readFileContent(String path) throws IOException {
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byte[] encoded = Files.readAllBytes(Paths.get(path));
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return new String(encoded);
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}
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if (!destFile.exists()) {
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try {
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System.out.println("Creating input file = [" + TEST_INPUT_DIR + FILE_NAME + "]");
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File destDir = new File(TEST_INPUT_DIR);
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if(!destDir.exists()) {
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destDir.mkdir();
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}
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destFile.createNewFile();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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FileChannel source = null;
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FileChannel destination = null;
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private void deleteFile(String path) {
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try {
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FileUtil.removeDir(new File(path));
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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try {
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source = new FileInputStream(sourceFile).getChannel();
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destination = new FileOutputStream(destFile).getChannel();
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if (destination != null && source != null) {
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destination.transferFrom(source, 0, source.size());
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}
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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try {
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source.close();
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} catch (Exception e) {
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e.printStackTrace();
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}
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try {
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destination.close();
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}
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/**
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* Copy sample input file to input directory.
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*/
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private void copySampleFileToInputDirectory() {
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File sourceFile = new File(SAMPLE_INPUT_DIR + FILE_NAME);
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File destFile = new File(TEST_INPUT_DIR + FILE_NAME);
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if (!sourceFile.exists()) {
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System.out.println("Sample input file not found at location = [" + SAMPLE_INPUT_DIR + FILE_NAME + "]. Please provide this file.");
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}
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if (!destFile.exists()) {
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try {
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System.out.println("Creating input file = [" + TEST_INPUT_DIR + FILE_NAME + "]");
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File destDir = new File(TEST_INPUT_DIR);
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if (!destDir.exists()) {
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destDir.mkdir();
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}
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destFile.createNewFile();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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FileChannel source = null;
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FileChannel destination = null;
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try {
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source = new FileInputStream(sourceFile).getChannel();
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destination = new FileOutputStream(destFile).getChannel();
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if (destination != null && source != null) {
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destination.transferFrom(source, 0, source.size());
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}
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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try {
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source.close();
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} catch (Exception e) {
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e.printStackTrace();
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}
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try {
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destination.close();
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}
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}
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