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conversion work

This commit is contained in:
eugenp 2014-06-21 12:48:47 +03:00
parent d8a7a0b70c
commit 7e5f20e166
2 changed files with 56 additions and 2 deletions
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2
core-java/src/main/resources/sample.txt Normal file
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@ -0,0 +1,2 @@
line 1
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56
core-java/src/test/java/org/baeldung/java/io/JavaXToInputStreamUnitTest.java
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@ -1,18 +1,22 @@
package org.baeldung.java.io;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.apache.commons.io.input.ReaderInputStream;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.io.ByteSource;
import com.google.common.io.CharSource;
import com.google.common.io.Files;
@SuppressWarnings("unused")
public class JavaXToInputStreamUnitTest {
protected final Logger logger = LoggerFactory.getLogger(getClass());
@ -22,20 +26,68 @@ public class JavaXToInputStreamUnitTest {
public final void givenUsingPlainJava_whenConvertingStringToInputStream_thenCorrect() throws IOException {
final String initialString = "text";
final InputStream targetStream = new ByteArrayInputStream(initialString.getBytes());
IOUtils.closeQuietly(targetStream);
}
@Test
public final void givenUsingGuava_whenConvertingStringToInputStream_thenCorrect() throws IOException {
final String initialString = "text";
final InputStream targetStream = new ReaderInputStream(CharSource.wrap(initialString).openStream());
IOUtils.closeQuietly(targetStream);
}
@Test
public final void givenUsingCommonsIO_whenConvertingStringToInputStream_thenCorrect() throws IOException {
final String initialString = "text";
final InputStream targetStream = IOUtils.toInputStream(initialString);
IOUtils.closeQuietly(targetStream);
}
//
// byte array - InputStream
@Test
public final void givenUsingPlainJava_whenConvertingByteArrayToInputStream_thenCorrect() throws IOException {
final byte[] initialArray = { 0, 1, 2 };
final InputStream targetStream = new ByteArrayInputStream(initialArray);
IOUtils.closeQuietly(targetStream);
}
@Test
public final void givenUsingGuava_whenConvertingByteArrayToInputStream_thenCorrect() throws IOException {
final byte[] initialArray = { 0, 1, 2 };
final InputStream targetStream = ByteSource.wrap(initialArray).openStream();
IOUtils.closeQuietly(targetStream);
}
// File - InputStream
@Test
public final void givenUsingPlainJava_whenConvertingFileToInputStream_thenCorrect() throws IOException {
final File initialFile = new File("src/main/resources/sample.txt");
final InputStream targetStream = new FileInputStream(initialFile);
IOUtils.closeQuietly(targetStream);
}
@Test
public final void givenUsingGuava_whenConvertingFileToInputStream_thenCorrect() throws IOException {
final File initialFile = new File("src/main/resources/sample.txt");
final InputStream targetStream = Files.asByteSource(initialFile).openStream();
IOUtils.closeQuietly(targetStream);
}
@Test
public final void givenUsingCommonsIO_whenConvertingFileToInputStream_thenCorrect() throws IOException {
final File initialFile = new File("src/main/resources/sample.txt");
final InputStream targetStream = FileUtils.openInputStream(initialFile);
IOUtils.closeQuietly(targetStream);
}
}