Example usage for io.netty.buffer ByteBuf isReadable

Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf isReadable.

Prototype

public abstract boolean isReadable();

Source Link

Document

Returns true if and only if (this.writerIndex - this.readerIndex) is greater than 0 .

Usage

From source file:org.opendaylight.protocol.rsvp.parser.impl.subobject.ero.EROPathKey32SubobjectParser.java

License:Open Source License

@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer, final boolean loose)
        throws RSVPParsingException {
    Preconditions.checkArgument(buffer != null && buffer.isReadable(),
            "Array of bytes is mandatory. Can't be null or empty.");
    if (buffer.readableBytes() != CONTENT_LENGTH) {
        throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes()
                + "; Expected: >" + CONTENT_LENGTH + ".");
    }/* w  w w . ja va2s.c  om*/

    final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
    builder.setLoose(loose);
    builder.setSubobjectType(
            new PathKeyCaseBuilder().setPathKey(parsePathKey(PCE_ID_F_LENGTH, buffer)).build());
    return builder.build();
}