Examples with UnsynchronizedByteArrayInputStream org.apache.commons.io.input.UnsynchronizedByteArrayInputStream used on opensource projects

Example 21 with UnsynchronizedByteArrayInputStream

use of org.apache.commons.io.input.UnsynchronizedByteArrayInputStream in project exist by eXist-db.

the class CachingFilterInputStreamTest_NonMarkableByteArrayInputStream method available_onPartiallyReadStream.

@Test
public void available_onPartiallyReadStream() throws IOException, InstantiationException, IllegalAccessException, NoSuchMethodException, IllegalArgumentException, InvocationTargetException {
    final String testString = "helloWorld";
    final byte[] testData = testString.getBytes();
    final InputStream is = new UnsynchronizedByteArrayInputStream(testData);
    final CachingFilterInputStream cfis = new CachingFilterInputStream(getNewCache(is));
    // read first 2 bytes
    cfis.read();
    cfis.read();
    assertEquals(testData.length - 2, cfis.available());
}

Example 22 with UnsynchronizedByteArrayInputStream

use of org.apache.commons.io.input.UnsynchronizedByteArrayInputStream in project exist by eXist-db.

the class CachingFilterInputStreamTest_NonMarkableByteArrayInputStream method readByte_pastEndOfStream_fromCache.

@Test
public void readByte_pastEndOfStream_fromCache() throws IOException, InstantiationException, IllegalAccessException, NoSuchMethodException, IllegalArgumentException, InvocationTargetException {
    final String testString = "he";
    final byte[] testData = testString.getBytes();
    final InputStream is = new UnsynchronizedByteArrayInputStream(testData);
    final CachingFilterInputStream cfis = new CachingFilterInputStream(getNewCache(is));
    cfis.mark(Integer.MAX_VALUE);
    assertEquals(testData[0], cfis.read());
    assertEquals(testData[1], cfis.read());
    cfis.reset();
    assertEquals(testData[0], cfis.read());
    assertEquals(testData[1], cfis.read());
    // read byte past end of cache
    final int b = cfis.read();
    assertEquals(-1, b);
}

Example 23 with UnsynchronizedByteArrayInputStream

use of org.apache.commons.io.input.UnsynchronizedByteArrayInputStream in project exist by eXist-db.

the class CachingFilterInputStreamTest_NonMarkableByteArrayInputStream method available_onOffsetPartiallyCachedStream.

@Test
public void available_onOffsetPartiallyCachedStream() throws IOException, InstantiationException, IllegalAccessException, NoSuchMethodException, IllegalArgumentException, InvocationTargetException {
    final String testString = "helloWorld";
    final byte[] testData = testString.getBytes();
    final InputStream is = new UnsynchronizedByteArrayInputStream(testData);
    final CachingFilterInputStream cfis = new CachingFilterInputStream(getNewCache(is));
    // read first 2 bytes
    cfis.read();
    cfis.read();
    // mark for later reset
    cfis.mark(Integer.MAX_VALUE);
    // read next 2 bytes
    cfis.read();
    cfis.read();
    // return to the start of the stream
    cfis.reset();
    assertEquals(testData.length - 2, cfis.available());
}

Example 24 with UnsynchronizedByteArrayInputStream

use of org.apache.commons.io.input.UnsynchronizedByteArrayInputStream in project exist by eXist-db.

the class CachingFilterInputStreamTest_NonMarkableByteArrayInputStream method readByte_onClosedStream.

@Test(expected = IOException.class)
public void readByte_onClosedStream() throws IOException, InstantiationException, IllegalAccessException, NoSuchMethodException, IllegalArgumentException, InvocationTargetException {
    final String testString = "helloWorld";
    final byte[] testData = testString.getBytes();
    final InputStream is = new UnsynchronizedByteArrayInputStream(testData);
    final CachingFilterInputStream cfis = new CachingFilterInputStream(getNewCache(is));
    assertEquals(testData[0], cfis.read());
    cfis.close();
    // should cause IOException
    cfis.read();
}

Example 25 with UnsynchronizedByteArrayInputStream

use of org.apache.commons.io.input.UnsynchronizedByteArrayInputStream in project exist by eXist-db.

the class CachingFilterInputStreamTest_NonMarkableByteArrayInputStream method readByte_pastEndOfStream.

@Test
public void readByte_pastEndOfStream() throws IOException, InstantiationException, IllegalAccessException, NoSuchMethodException, IllegalArgumentException, InvocationTargetException {
    final String testString = "helloWorld";
    final byte[] testData = testString.getBytes();
    final InputStream is = new UnsynchronizedByteArrayInputStream(testData);
    final CachingFilterInputStream cfis = new CachingFilterInputStream(getNewCache(is));
    // read all the bytes upto end of stream
    int b = -1;
    int testDataOffset = 0;
    while ((b = cfis.read()) > -1) {
        assertEquals(testData[testDataOffset++], b);
    }
    // read byte past end of stream
    b = cfis.read();
    assertEquals(-1, b);
}