Examples with BufferRecycler com.fasterxml.jackson.core.util.BufferRecycler used on opensource projects

Example 16 with BufferRecycler

use of com.fasterxml.jackson.core.util.BufferRecycler in project jackson-core by FasterXML.

the class TestIOContext method testAllocations.

public void testAllocations() throws Exception {
    IOContext ctxt = new IOContext(new BufferRecycler(), "N/A", true);
    /* I/O Read buffer */
    // First succeeds:
    assertNotNull(ctxt.allocReadIOBuffer());
    // second fails
    try {
        ctxt.allocReadIOBuffer();
    } catch (IllegalStateException e) {
        verifyException(e, "second time");
    }
    // Also: can't succeed with different buffer
    try {
        ctxt.releaseReadIOBuffer(new byte[1]);
    } catch (IllegalArgumentException e) {
        verifyException(e, "smaller than original");
    }
    // but call with null is a NOP for convenience
    ctxt.releaseReadIOBuffer(null);
    /* I/O Write buffer */
    assertNotNull(ctxt.allocWriteEncodingBuffer());
    try {
        ctxt.allocWriteEncodingBuffer();
    } catch (IllegalStateException e) {
        verifyException(e, "second time");
    }
    try {
        ctxt.releaseWriteEncodingBuffer(new byte[1]);
    } catch (IllegalArgumentException e) {
        verifyException(e, "smaller than original");
    }
    ctxt.releaseWriteEncodingBuffer(null);
    /* Token (read) buffer */
    assertNotNull(ctxt.allocTokenBuffer());
    try {
        ctxt.allocTokenBuffer();
    } catch (IllegalStateException e) {
        verifyException(e, "second time");
    }
    try {
        ctxt.releaseTokenBuffer(new char[1]);
    } catch (IllegalArgumentException e) {
        verifyException(e, "smaller than original");
    }
    ctxt.releaseTokenBuffer(null);
    /* Concat (write?) buffer */
    assertNotNull(ctxt.allocConcatBuffer());
    try {
        ctxt.allocConcatBuffer();
    } catch (IllegalStateException e) {
        verifyException(e, "second time");
    }
    try {
        ctxt.releaseConcatBuffer(new char[1]);
    } catch (IllegalArgumentException e) {
        verifyException(e, "smaller than original");
    }
    ctxt.releaseConcatBuffer(null);
    /* NameCopy (write?) buffer */
    assertNotNull(ctxt.allocNameCopyBuffer(100));
    try {
        ctxt.allocNameCopyBuffer(100);
    } catch (IllegalStateException e) {
        verifyException(e, "second time");
    }
    try {
        ctxt.releaseNameCopyBuffer(new char[1]);
    } catch (IllegalArgumentException e) {
        verifyException(e, "smaller than original");
    }
    ctxt.releaseNameCopyBuffer(null);
}

Example 17 with BufferRecycler

use of com.fasterxml.jackson.core.util.BufferRecycler in project jackson-core by FasterXML.

the class UTF8WriterTest method testFlushAfterClose.

public void testFlushAfterClose() throws Exception {
    BufferRecycler rec = new BufferRecycler();
    IOContext ctxt = new IOContext(rec, null, false);
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    UTF8Writer w = new UTF8Writer(ctxt, out);
    w.write('X');
    char[] ch = { 'Y' };
    w.write(ch);
    w.close();
    assertEquals(2, out.size());
    // and this ought to be fine...
    w.flush();
    // as well as some more...
    w.close();
    w.flush();
}

Example 18 with BufferRecycler

use of com.fasterxml.jackson.core.util.BufferRecycler in project jackson-core by FasterXML.

the class TestUtf8Generator method testUtf8Issue462.

public void testUtf8Issue462() throws Exception {
    ByteArrayOutputStream bytes = new ByteArrayOutputStream();
    IOContext ioc = new IOContext(new BufferRecycler(), bytes, true);
    JsonGenerator gen = new UTF8JsonGenerator(ObjectWriteContext.empty(), ioc, 0, bytes, JsonFactory.DEFAULT_ROOT_VALUE_SEPARATOR, null, null);
    String str = "Natuurlijk is alles gelukt en weer een tevreden klant\uD83D\uDE04";
    int length = 4000 - 38;
    for (int i = 1; i <= length; ++i) {
        gen.writeNumber(1);
    }
    gen.writeString(str);
    gen.flush();
    gen.close();
    // Also verify it's parsable?
    JsonParser p = JSON_F.createParser(ObjectReadContext.empty(), bytes.toByteArray());
    for (int i = 1; i <= length; ++i) {
        assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken());
        assertEquals(1, p.getIntValue());
    }
    assertToken(JsonToken.VALUE_STRING, p.nextToken());
    assertEquals(str, p.getText());
    assertNull(p.nextToken());
    p.close();
}

Example 19 with BufferRecycler

use of com.fasterxml.jackson.core.util.BufferRecycler in project jackson-core by FasterXML.

the class UTF8DataInputJsonParserTest method test_readBinaryThrowsNullPointerException.

@Test
public void test_readBinaryThrowsNullPointerException() throws IOException {
    byte[] byteArray = new byte[5];
    byteArray[4] = (byte) 43;
    IOContext ioContext = new IOContext(new BufferRecycler(), byteArray, false);
    InputStream byteArrayInputStream = new ByteArrayInputStream(byteArray);
    DataInputStream dataInputStream = new DataInputStream(byteArrayInputStream);
    ByteQuadsCanonicalizer byteQuadsCanonicalizer = ByteQuadsCanonicalizer.createRoot();
    UTF8DataInputJsonParser uTF8DataInputJsonParser = new UTF8DataInputJsonParser(ObjectReadContext.empty(), ioContext, 500, dataInputStream, byteQuadsCanonicalizer, 1);
    try {
        uTF8DataInputJsonParser._readBinary(null, null, byteArray);
        fail("Expecting exception: NullPointerException");
    } catch (NullPointerException e) {
        assertEquals(UTF8DataInputJsonParser.class.getName(), e.getStackTrace()[0].getClassName());
    }
}

Example 20 with BufferRecycler

use of com.fasterxml.jackson.core.util.BufferRecycler in project jackson-core by FasterXML.

the class UTF8DataInputJsonParserTest method testNextBooleanValueThrowsIOException.

@Test
public void testNextBooleanValueThrowsIOException() {
    IOContext ioContext = new IOContext(new BufferRecycler(), this, false);
    byte[] byteArray = new byte[12];
    byteArray[4] = (byte) (-10);
    InputStream byteArrayInputStream = new ByteArrayInputStream(byteArray);
    DataInputStream dataInputStream = new DataInputStream(byteArrayInputStream);
    UTF8DataInputJsonParser uTF8DataInputJsonParser = new UTF8DataInputJsonParser(ObjectReadContext.empty(), ioContext, 100, dataInputStream, null, 11);
    try {
        uTF8DataInputJsonParser.nextBooleanValue();
        fail("Expecting exception: IOException");
    } catch (IOException e) {
        assertEquals(JsonParser.class.getName(), e.getStackTrace()[0].getClassName());
    }
}