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BAEL-1033 Introduction to StreamUtils

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This commit is contained in:
Ahmed Tawila 2017-07-30 03:13:37 +02:00
parent 344fdce2a0
commit ece39cb689
2 changed files with 24 additions and 12 deletions
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22
libraries/src/main/java/com/baeldung/streamutils/CopyStream.java Normal file
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@ -0,0 +1,22 @@
package com.baeldung.streamutils;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.StringWriter;
import org.apache.commons.io.IOUtils;
import org.springframework.util.StreamUtils;
public class CopyStream {
public static String getStringFromInputStream(InputStream input) throws IOException {
StringWriter writer = new StringWriter();
IOUtils.copy(input, writer, "UTF-8");
return writer.toString();
}
public InputStream getNonClosingInputStream() throws IOException {
InputStream in = new FileInputStream("src/test/resources/input.txt");
return StreamUtils.nonClosing(in);
}
}

14
libraries/src/test/java/com/baeldung/streamutils/CopyStreamTest.java
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@ -8,14 +8,14 @@ import java.io.FileOutputStream;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
import java.io.OutputStream; import java.io.OutputStream;
import java.io.StringWriter;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
import org.apache.commons.io.IOUtils;
import org.junit.Assert; import org.junit.Assert;
import org.junit.Test; import org.junit.Test;
import org.springframework.util.StreamUtils; import org.springframework.util.StreamUtils;
import static com.baeldung.streamutils.CopyStream.getStringFromInputStream;
public class CopyStreamTest { public class CopyStreamTest {
@Test @Test
@ -97,14 +97,4 @@ public class CopyStreamTest {
Assert.assertEquals(inputFileContent, content); Assert.assertEquals(inputFileContent, content);
} }
public static String getStringFromInputStream(InputStream input) throws IOException {
StringWriter writer = new StringWriter();
IOUtils.copy(input, writer, "UTF-8");
return writer.toString();
}
public InputStream getNonClosingInputStream() throws IOException {
InputStream in = new FileInputStream("src/test/resources/input.txt");
return StreamUtils.nonClosing(in);
}
} }