JCROutputStream.java

package org.wyona.yarep.impl.repo.jcr;

import java.io.IOException;
import java.io.OutputStream;

import org.apache.log4j.Category;

import org.wyona.yarep.impl.repo.jcr.JCRNode;

/**
 * OutputStream which sets some properties (lastModified, size) to the node 
 * when the stream is closed.
 * 
 * NOTE: Currently not used, because the Node implemenation uses the lastModified and size
 * of the content file.
 */
public class JCROutputStream extends OutputStream {

    private static Category log = Category.getInstance(JCROutputStream.class);

    private java.io.ByteArrayOutputStream out;
    private JCRNode node;

    /**
     * 
     */
    public JCROutputStream(JCRNode node) {
        this.node = node;
        this.out = new java.io.ByteArrayOutputStream();
    }
    
    /**
     * 
     */
    public void write(int b) throws IOException {
        out.write(b);
    }

    public void write(byte[] b, int off, int len) throws IOException {
        out.write(b, off, len);
    }
    
    public void write(byte[] b) throws IOException {
        out.write(b);
    }

    /**
     * 
     */
    public void close() throws IOException {
        try {
            //node.getJCRNode().setProperty(JCRNode.BINARY_CONTENT_PROP_NAME, new java.io.ByteArrayInputStream(out.toByteArray()));

            //log.error("DEBUG: Last Modified: " + node.getJCRNode().getNode("jcr:content").getProperty("jcr:lastModified").getDate().getTimeInMillis());
            //log.error("DEBUG: Last Modified: " + node.getJCRResourceNode().getProperty("jcr:lastModified").getDate().getTimeInMillis());

            javax.jcr.Node resourceNode;
            if (node.getJCRNode().hasNode("jcr:content")) {
                resourceNode = node.getJCRNode().getNode("jcr:content");
            } else {
                resourceNode = node.getJCRNode().addNode("jcr:content", "nt:resource");
            }
            if (node.getMimeType() != null) {
                log.warn("DEBUG: Set mime type of jcr:data property: " + node.getMimeType());
                if (node.getMimeType().equals("application/xml")) {
                    log.warn("Replace application/xml by text/xml");
                    resourceNode.setProperty("jcr:mimeType", "text/xml");
                } else {
                    resourceNode.setProperty("jcr:mimeType", node.getMimeType());
                }
            } else {
                log.warn("No mime type set, hence use application/octet-stream");
                resourceNode.setProperty("jcr:mimeType", "application/octet-stream");
            }
            resourceNode.setProperty("jcr:data", new java.io.ByteArrayInputStream(out.toByteArray()));
            resourceNode.setProperty("jcr:lastModified", new java.util.GregorianCalendar());
            out.close();
            node.getJCRSession().save();
        } catch (Exception e) {
            log.error(e.getMessage(), e);
            throw new IOException(e.getMessage());
        }
    }

}