metadata.java.svn-base

一些公用的Java函数

/*
 * Metadata.java
 * 
 * Created on 2007-11-4, 20:48:54
 * 
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package com.s7turn.sdk.content;

import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 *
 * @author Long
 */
public class Metadata
{
    public final short STORAGE_EXTERNAL = 1;
    public final short STORAGE_DATABASE = 2;

    private long metadataId; 
    private String path;
    private String name;
    private short storageType;
    private String md5; 
    private String metaType; //is jpeg, doc, pdf, etc
    private InputStream contentStream;
    private byte[] content;
    
    
    protected void processStream()
    {
        if( (content == null || content.length == 0) && contentStream != null )
        {
            
            InputStream bufferInputStream = new BufferedInputStream( contentStream );
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            byte[] buffer = new byte[10240];
            int bufReaded = 0;
            try
            {
                do{
                    bufReaded = bufferInputStream.read(buffer, 0, 10240);
                    if( bufReaded > 0 )
                        baos.write(buffer, 0, bufReaded);
                }while( bufReaded > 0 );
            }
            catch (IOException ex)
            {
                Logger.getLogger(Metadata.class.getName()).log(Level.SEVERE, null, ex);
            }
            finally{
                try
                {
                    baos.close();
                }
                catch (IOException ex)
                {
                    
                }
            }
            
            content = baos.toByteArray();
            
        }
    }

    public byte[] getContent()
    {
        processStream();
        return content;
    }

    public void setContent(byte[] content)
    {
        this.content = content;
    }
    
    public String getMetaType()
    {
        return metaType;
    }

    public void setMetaType(String metaType)
    {
        this.metaType = metaType;
    }

    
    public String getMd5()
    {
        return md5;
    }

    public void setMd5(String md5)
    {
        this.md5 = md5;
    }
    
    

    public String getName()
    {
        return name;
    }

    public void setName(String name)
    {
        this.name = name;
    }

    public InputStream getContentStream()
    {
        return contentStream;
    }

    public void setContentStream( InputStream content )
    {
        this.contentStream = content;
    }

    public long getMetadataId()
    {
        return metadataId;
    }

    public void setMetadataId(long metadataId)
    {
        this.metadataId = metadataId;
    }

    public String getPath()
    {
        return path;
    }

    public void setPath(String path)
    {
        this.path = path;
    }

    public short getStorageType()
    {
        return storageType;
    }

    public void setStorageType(short storageType)
    {
        this.storageType = storageType;
    }
    
}