Example usage for java.nio ByteBuffer limit

Introduction

In this page you can find the example usage for java.nio ByteBuffer limit.

Prototype

public final int limit()

Source Link

Document

Returns the limit of this buffer.

Usage

From source file:Main.java

public static final int indexOf(final ByteBuffer bb, final byte b) {
    return indexOf(bb.array(), 0, bb.limit(), b);
}

From source file:com.inmobi.messaging.util.AuditUtil.java

private static boolean isValidSize(ByteBuffer buffer) {
    int messageSize = buffer.getInt();
    if (buffer.limit() != messageSize + HEADER_LENGTH) {
        LOG.debug("Invalid size of message in headers;found [" + (HEADER_LENGTH + messageSize) + "] expected ["
                + buffer.limit() + "]");
        return false;
    }/*w  w  w .java 2  s. c  o  m*/
    return true;
}

From source file:mvm.rya.indexing.accumulo.freetext.ColumnPrefixes.java

private static Text concat(Text prefix, String str) {
    Text temp = new Text(prefix);

    try {//from   w  w w .  j a  va 2s . c  om
        ByteBuffer buffer = Text.encode(str, false);
        temp.append(buffer.array(), 0, buffer.limit());
    } catch (CharacterCodingException cce) {
        throw new IllegalArgumentException(cce);
    }

    return temp;
}

From source file:org.apache.hadoop.hive.serde2.lazy.LazyHiveDecimal.java

/**
 * Writes HiveDecimal object to output stream as string
 * @param outputStream/* ww w  .  ja v  a2 s.c  o m*/
 * @param hiveDecimal
 * @throws IOException
 */
public static void writeUTF8(OutputStream outputStream, HiveDecimal hiveDecimal) throws IOException {
    if (hiveDecimal == null) {
        outputStream.write(nullBytes);
    } else {
        ByteBuffer b = Text.encode(hiveDecimal.toString());
        outputStream.write(b.array(), 0, b.limit());
    }
}

From source file:Main.java

public final static boolean equals(final ByteBuffer bb1, final ByteBuffer bb2) {
    final byte[] array1 = bb1.array();
    final byte[] array2 = bb2.array();
    final int end1 = bb1.limit();
    final int end2 = bb2.limit();
    return equals(array1, 0, end1, array2, 0, end2);
}

From source file:Main.java

public static ByteBuffer cloneOnHeap(final ByteBuffer buf) {
    if (buf == null) {
        return null;
    }//from ww w.  j  ava 2 s  .  c  om
    buf.rewind();

    final ByteBuffer copy = createByteBufferOnHeap(buf.limit());
    copy.put(buf);

    return copy;
}

From source file:Main.java

public final static void replaceP(final ByteBuffer lineBB, final byte from, final byte to) {
    final byte[] array = lineBB.array();
    final int offset = lineBB.position();
    final int limit = lineBB.limit();
    replace(array, offset, limit, from, to);
}

From source file:Main.java

/**
 * Returns a new byte array containing the characters of the specified
 * string encoded using the given charset.
 * /* w w w.j ava2 s  .  c  o m*/
 * It is equivalent to <code>input.getBytes(charset)</code> except it has
 * workaround for the bug ID 61917.
 * 
 * @see https://code.google.com/p/android/issues/detail?id=61917
 */
//@formatter:off
/*
 * The original code is available from
 *     https://android.googlesource.com/platform/libcore/+/android-4.4_r1.2/libdvm/src/main/java/java/lang/String.java
 */
//@formatter:on
public static byte[] getBytes(String input, Charset charset) {
    CharBuffer chars = CharBuffer.wrap(input.toCharArray());
    // @formatter:off
    CharsetEncoder encoder = charset.newEncoder().onMalformedInput(CodingErrorAction.REPLACE)
            .onUnmappableCharacter(CodingErrorAction.REPLACE);
    // @formatter:on
    ByteBuffer buffer;
    buffer = encode(chars.asReadOnlyBuffer(), encoder);
    byte[] bytes = new byte[buffer.limit()];
    buffer.get(bytes);
    return bytes;

}

From source file:Main.java

public static List<ByteBuffer> mergeAdjacentBuffers(List<ByteBuffer> samples) {
    ArrayList<ByteBuffer> nuSamples = new ArrayList<ByteBuffer>(samples.size());
    for (ByteBuffer buffer : samples) {
        int lastIndex = nuSamples.size() - 1;
        if (lastIndex >= 0 && buffer.hasArray() && nuSamples.get(lastIndex).hasArray()
                && buffer.array() == nuSamples.get(lastIndex).array() && nuSamples.get(lastIndex).arrayOffset()
                        + nuSamples.get(lastIndex).limit() == buffer.arrayOffset()) {
            ByteBuffer oldBuffer = nuSamples.remove(lastIndex);
            ByteBuffer nu = ByteBuffer
                    .wrap(buffer.array(), oldBuffer.arrayOffset(), oldBuffer.limit() + buffer.limit()).slice();
            // We need to slice here since wrap([], offset, length) just sets position and not the arrayOffset.
            nuSamples.add(nu);/*  www . j a v  a  2s. c o  m*/
        } else if (lastIndex >= 0 && buffer instanceof MappedByteBuffer
                && nuSamples.get(lastIndex) instanceof MappedByteBuffer && nuSamples.get(lastIndex)
                        .limit() == nuSamples.get(lastIndex).capacity() - buffer.capacity()) {
            // This can go wrong - but will it?
            ByteBuffer oldBuffer = nuSamples.get(lastIndex);
            oldBuffer.limit(buffer.limit() + oldBuffer.limit());
        } else {
            buffer.reset();
            nuSamples.add(buffer);
        }
    }
    return nuSamples;
}

From source file:it.geosolutions.geostore.core.security.password.SecurityUtils.java

/**
 * Converts a char array to a byte array.
 *//*ww  w  . j a va 2  s  . c om*/
public static byte[] toBytes(char[] ch, Charset charset) {
    ByteBuffer buff = charset.encode(CharBuffer.wrap(ch));
    byte[] tmp = new byte[buff.limit()];
    buff.get(tmp);
    return tmp;
}