*/
package jcifs;


/**
 * Opaque reference to a SMB tree
 * 
 * @author mbechler
 *
 */
public interface SmbTree extends AutoCloseable {

    /**
     * 
     * @param type
     * @return tree instance with the given type
     */
    <T extends SmbTree> T unwrap ( Class<T> type );


    /**
     * {@inheritDoc}
     *

                this.service.equalsIgnoreCase( service ));
    }
    public boolean equals(Object obj) {
        if (obj instanceof SmbTree) {
            SmbTree tree = (SmbTree)obj;
            return matches(tree.share, tree.service);
        }
        return false;
    }
    void send( ServerMessageBlock request,
                            ServerMessageBlock response ) throws SmbException {

                                String service, ServerMessageBlock andx ) {
        super( andx );
        this.session = session;
        this.path = path;
        this.service = service;
        command = SMB_COM_TREE_CONNECT_ANDX;
    }

    int getBatchLimit( byte command ) {
        int c = (int)( command & 0xFF );
        // why isn't this just return batchLimits[c]?
        switch( c ) {

        this.openFlags &= ~(SmbFile.O_CREAT | SmbFile.O_TRUNC); /* in case close and reopen */
        writeSize = file.tree.session.transport.snd_buf_size - 70;

        useNTSmbs = file.tree.session.transport.hasCapability( ServerMessageBlock.CAP_NT_SMBS );
        if( useNTSmbs ) {
            reqx = new SmbComWriteAndX();
            rspx = new SmbComWriteAndXResponse();

            }
        } else {
            throw new SmbException("Unsupported");
        }
    }

    int getBatchLimit( byte command ) {
        return command == SMB_COM_TREE_CONNECT_ANDX ? BATCH_LIMIT : 0;
    }
    int writeParameterWordsWireFormat( byte[] dst, int dstIndex ) {
        int start = dstIndex;

        writeInt2( session.transport.snd_buf_size, dst, dstIndex );

        return this.pipe;
    }


    @Override
    public SmbTreeHandleImpl ensureTreeConnected () throws CIFSException {
        if ( this.treeHandle == null ) {
            // extra acquire to keep the tree alive
            this.treeHandle = this.pipe.ensureTreeConnected();
        }
        return this.treeHandle.acquire();
    }


    public String getUncPath () {
        return this.uncPath;
    }

    static final int FLAGS_COPY_TARGET_MODE_ASCII = 0x0004;
    static final int FLAGS_COPY_SOURCE_MODE_ASCII = 0x0008;
    static final int FLAGS_VERIFY_ALL_WRITES = 0x0010;
    static final int FLAGS_TREE_COPY = 0x0020;

    // open function
    static final int OPEN_FUNCTION_FAIL_IF_EXISTS = 0x0000;
    static final int OPEN_FUNCTION_OVERWRITE_IF_EXISTS = 0x0020;

    static final int SECURITY_SHARE = 0x00;

     * 
     * @throws SmbException
     */
    void treeConnectLogon () throws SmbException;


    /**
     * @param share
     * @param service
     * @return tree instance
     */
    SmbTree getSmbTree ( String share, String service );


    /**
     * Initiate reauthentication
     * 
     * @throws CIFSException
     */
    void reauthenticate () throws CIFSException;

        trees = new Vector();
        connectionState = 0;
    }

    synchronized SmbTree getSmbTree( String share, String service ) {
        SmbTree t;

        if( share == null ) {
            share = "IPC$";
        }
        for( Enumeration e = trees.elements(); e.hasMoreElements(); ) {
            t = (SmbTree)e.nextElement();
            if( t.matches( share, service )) {
                return t;

        if( isOpen() ) {
            return;
        }
        fid = open0( flags, access, attrs, options );
        opened = true;
        tree_num = tree.tree_num;
    }
    boolean isOpen() {
        boolean ans = opened && isConnected() && tree_num == tree.tree_num;
        return ans;
    }
    void close( int f, long lastWriteTime ) throws SmbException {

        if( log.level >= 3 )