Example usage for java.util Arrays equals

Introduction

In this page you can find the example usage for java.util Arrays equals.

Prototype

public static boolean equals(Object[] a, Object[] a2)

Source Link

Document

Returns true if the two specified arrays of Objects are equal to one another.

Usage

From source file:org.hibernate.ogm.datastore.redis.impl.Base64ByteArrayTypeDescriptor.java

@Override
public boolean areEqual(byte[] one, byte[] another) {
    return one == another || (one != null && another != null && Arrays.equals(one, another));
}

From source file:acmi.l2.clientmod.l2_version_switcher.Util.java

public static boolean hashEquals(File file, String hashString) throws IOException {
    try {//  w  w w. j  a va 2  s.  c om
        MessageDigest md = MessageDigest.getInstance("sha-1");
        try (FileInputStream hashBytes = new FileInputStream(file)) {
            DigestInputStream dis = new DigestInputStream(hashBytes, md);
            IOUtils.copy(dis, NullOutputStream.NULL_OUTPUT_STREAM);
        }
        byte[] hash = md.digest();
        return Arrays.equals(hash, parseHexBinary(hashString));
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.joyent.manta.http.entity.DigestedEntityTest.java

public void testWriteToProducesReliableDigest() throws Exception {
    String content = STRING_GENERATOR.generate(100);
    DigestedEntity entity = new DigestedEntity(new ExposedStringEntity(content, StandardCharsets.UTF_8),
            new FastMD5Digest());

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    entity.writeTo(out);//w  w  w .ja  v a2  s  .com
    byte[] initialDigest = entity.getDigest();

    // connection reset, httpclient performs a retry reusing the same entity
    out.reset();
    entity.writeTo(out);
    byte[] retryDigest = entity.getDigest();

    Assert.assertTrue(Arrays.equals(initialDigest, retryDigest),
            "Reuse of DigestedEntity produced differing digest for first retry");

    // connection reset again
    out.reset();
    entity.writeTo(out);
    byte[] extraRetryDigest = entity.getDigest();

    Assert.assertTrue(Arrays.equals(initialDigest, extraRetryDigest),
            "Reuse of DigestedEntity produced differing digest for second retry");
}

From source file:Main.java

@TargetApi(Build.VERSION_CODES.GINGERBREAD)
public static void setBestPreviewFPS(Camera.Parameters parameters, int minFPS, int maxFPS) {
    List<int[]> supportedPreviewFpsRanges = parameters.getSupportedPreviewFpsRange();
    Log.i(TAG, "Supported FPS ranges: " + toString(supportedPreviewFpsRanges));
    if (supportedPreviewFpsRanges != null && !supportedPreviewFpsRanges.isEmpty()) {
        int[] suitableFPSRange = null;
        for (int[] fpsRange : supportedPreviewFpsRanges) {
            int thisMin = fpsRange[Camera.Parameters.PREVIEW_FPS_MIN_INDEX];
            int thisMax = fpsRange[Camera.Parameters.PREVIEW_FPS_MAX_INDEX];
            if (thisMin >= minFPS * 1000 && thisMax <= maxFPS * 1000) {
                suitableFPSRange = fpsRange;
                break;
            }/*  www .j  a v a  2s  .c o m*/
        }
        if (suitableFPSRange == null) {
            Log.i(TAG, "No suitable FPS range?");
        } else {
            int[] currentFpsRange = new int[2];
            parameters.getPreviewFpsRange(currentFpsRange);
            if (Arrays.equals(currentFpsRange, suitableFPSRange)) {
                Log.i(TAG, "FPS range already set to " + Arrays.toString(suitableFPSRange));
            } else {
                Log.i(TAG, "Setting FPS range to " + Arrays.toString(suitableFPSRange));
                parameters.setPreviewFpsRange(suitableFPSRange[Camera.Parameters.PREVIEW_FPS_MIN_INDEX],
                        suitableFPSRange[Camera.Parameters.PREVIEW_FPS_MAX_INDEX]);
            }
        }
    }
}

From source file:com.yahoo.gondola.container.impl.ZookeeperConfigProviderTest.java

@Test
public void testGetConfigFile() throws Exception {
    File configFile = configProvider.getConfigFile();
    assertTrue(Arrays.equals(IOUtils.toByteArray(configFile.toURI()), IOUtils.toByteArray(file)));
}

From source file:ru.mystamps.web.validation.jsr303.ImageFileValidator.java

private static boolean doesItLookLikePng(byte[] bytes) {
    return Arrays.equals(bytes, PNG_FIRST_PART_SIGNATURE);
}

From source file:legendarena.api.fanciful.ArrayWrapper.java

/**
 * Determines if this object has a value equivalent to another object.
 * @see Arrays#equals(Object[], Object[])
 *//*ww w  .ja v  a  2 s.  c  om*/
@SuppressWarnings("rawtypes")
@Override
public boolean equals(Object other) {
    return other instanceof ArrayWrapper && Arrays.equals(_array, ((ArrayWrapper) other)._array);
}

From source file:com.talis.storage.s3.ExternalizableS3ObjectTest.java

public static void assertObjectsEqual(S3Object first, S3Object second) {
    try {/*from  www  .  j  a v a 2  s  .  c  o  m*/
        ByteArrayOutputStream b0 = new ByteArrayOutputStream();
        IOUtils.copy(first.getDataInputStream(), b0);
        ByteArrayOutputStream b1 = new ByteArrayOutputStream();
        IOUtils.copy(first.getDataInputStream(), b1);
        assertTrue(Arrays.equals(b0.toByteArray(), b1.toByteArray()));
    } catch (Exception e) {
        fail("Caught an Exception when reading entity bytes");
    }

    assertEquals(first.getContentType(), second.getContentType());
    assertEquals(first.getKey(), second.getKey());
    assertEquals(first.getBucketName(), second.getBucketName());
    assertEquals(first.getAcl(), second.getAcl());
    assertEquals(first.isMetadataComplete(), second.isMetadataComplete());
    assertEquals(first.getMetadataMap(), second.getMetadataMap());

}

From source file:com.amazonaws.services.s3.internal.MD5DigestCalculatingInputStreamTest.java

@Test
public void test() throws Exception {
    byte[] data = "0123456789abcdefghijklmnopqrstuvwxyz!@#$%^&*()_+-=".getBytes(StringUtils.UTF8);
    byte[] md5Expected = Md5Utils.computeMD5Hash(data);
    byte[] baExpected;
    {/*from  w ww  . j  a v  a2 s  .c om*/
        MD5DigestCalculatingInputStream is = new MD5DigestCalculatingInputStream(
                new ByteArrayInputStream(data));
        baExpected = IOUtils.toByteArray(is);
        byte[] md5 = is.getMd5Digest();
        assertTrue(Arrays.equals(md5Expected, md5));
    }
    {
        MD5DigestCalculatingInputStream is = new MD5DigestCalculatingInputStream(
                new ByteArrayInputStream(data));
        is.mark(-1);
        baExpected = IOUtils.toByteArray(is);
        byte[] md5 = is.getMd5Digest();
        assertTrue(Arrays.equals(md5Expected, md5));

        is.reset();
        byte[] ba = IOUtils.toByteArray(is);
        byte[] md5_2 = is.getMd5Digest();
        assertTrue(Arrays.equals(md5Expected, md5_2));
        assertTrue(Arrays.equals(baExpected, ba));
    }
    {
        MD5DigestCalculatingInputStream is = new MD5DigestCalculatingInputStream(
                new ByteArrayInputStream(data));
        is.mark(-1);
        is.read(new byte[10]);
        is.reset();
        byte[] ba = IOUtils.toByteArray(is);
        if (DEBUG)
            System.out.println("ba.length: " + ba.length);
        assertTrue(Arrays.equals(baExpected, ba));
        byte[] md5 = is.getMd5Digest();
        assertTrue(Arrays.equals(md5Expected, md5));
    }
    {
        MD5DigestCalculatingInputStream is = new MD5DigestCalculatingInputStream(
                new ByteArrayInputStream(data));
        is.mark(-1);
        is.read(new byte[10]);
        is.mark(-1);
        is.read(new byte[10]);
        is.reset();
        byte[] ba = IOUtils.toByteArray(is);
        if (DEBUG)
            System.out.println("ba.length: " + ba.length);
        assertFalse(Arrays.equals(baExpected, ba));
        byte[] md5 = is.getMd5Digest();
        assertTrue(Arrays.equals(md5Expected, md5));
    }
    {
        MD5DigestCalculatingInputStream is = new MD5DigestCalculatingInputStream(
                new ByteArrayInputStream(data));
        is.read(new byte[10]);
        is.mark(-1);
        is.read(new byte[10]);
        is.reset();
        is.read(new byte[10]);
        is.mark(-1);
        is.read();
        is.reset();
        byte[] ba = IOUtils.toByteArray(is);
        if (DEBUG)
            System.out.println("ba.length: " + ba.length);
        assertFalse(Arrays.equals(baExpected, ba));
        byte[] md5 = is.getMd5Digest();
        assertTrue(Arrays.equals(md5Expected, md5));
    }
}

From source file:com.delphix.session.impl.frame.SessionHandle.java

@Override
public boolean equals(Object obj) {
    if (obj == null) {
        return false;
    }//from  w ww .j  a  va  2  s .c  o  m

    if (!(obj instanceof SessionHandle)) {
        return false;
    }

    SessionHandle handle = (SessionHandle) obj;

    return Arrays.equals(this.handle, handle.handle);
}