Example usage for org.apache.commons.vfs2 RandomAccessContent close

Introduction

In this page you can find the example usage for org.apache.commons.vfs2 RandomAccessContent close.

Prototype

void close() throws IOException;

Source Link

Document

Closes this random access file stream and releases any system resources associated with the stream.

Usage

From source file:org.freedesktop.mime.MagicEntry.java

public boolean match(FileObject file) throws IOException {
    RandomAccessContent s = file.getContent().getRandomAccessContent(RandomAccessMode.READ);
    try {//from   ww  w  .j  a v a  2  s .  c o m
        for (Pattern p : this) {

            byte[] val = p.getValue();
            byte[] mask = p.getMask();

            // Read in portion of file
            ByteBuffer buf = ByteBuffer.allocate(p.getRangeLength() + val.length);
            s.seek(p.getOffset());
            byte[] bufArr = buf.array();
            s.readFully(bufArr);

            int valIdx = 0;
            for (int i = 0; i < bufArr.length; i++) {
                if ((bufArr[i] & mask[valIdx]) == (val[valIdx] & mask[valIdx])) {
                    valIdx++;
                    if (valIdx == val.length) {
                        return true;
                    }
                } else {
                    valIdx = 0;
                }
            }
        }
    } finally {
        s.close();
    }
    return false;
}

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From source file:org.mycore.datamodel.ifs2.MCRFileTest.java

@Test
public void randomAccessContent() throws Exception {
    MCRFile file = col.createFile("foo.txt");
    byte[] content = "Hello World".getBytes("UTF-8");
    file.setContent(new MCRByteContent(content, System.currentTimeMillis()));
    RandomAccessContent rac = file.getRandomAccessContent();
    rac.skipBytes(6);//from   w w  w .j a va 2s.com
    InputStream in = rac.getInputStream();
    char c = (char) in.read();
    assertEquals('W', c);
    in.close();
    rac.close();
}

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