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JCR-RMI is a transparent Remote Method Invocation (RMI) layer for the Content Repository for Java Technology API (JCR). The layer makes it possible to remotely access JCR content repositories.

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.jackrabbit.rmi.server;

import java.rmi.RemoteException;

import javax.jcr.RepositoryException;
import javax.jcr.Value;
import javax.jcr.query.Row;

import org.apache.jackrabbit.rmi.remote.RemoteNode;
import org.apache.jackrabbit.rmi.remote.RemoteRow;
import org.apache.jackrabbit.rmi.value.SerialValueFactory;

/**
 * Remote adapter for the JCR {@link javax.jcr.query.Row Row} interface.
 * This class makes a local session available as an RMI service using the
 * {@link org.apache.jackrabbit.rmi.remote.RemoteRow RemoteRow}
 * interface.
 *
 * @see javax.jcr.query.Row
 * @see org.apache.jackrabbit.rmi.remote.RemoteRow
 */
public class ServerRow extends ServerObject implements RemoteRow {

    /** The adapted local row. */
    private Row row;

    /**
     * Creates a remote adapter for the given local query row.
     *
     * @param row local query row
     * @param factory remote adapter factory
     * @throws RemoteException on RMI errors
     */
    public ServerRow(Row row, RemoteAdapterFactory factory)
            throws RemoteException {
        super(factory);
        this.row = row;
    }

    /** {@inheritDoc} */
    public Value[] getValues() throws RepositoryException, RemoteException {
    	try {
    		return getSerialValues(row.getValues());
    	} catch (RepositoryException ex) {
    		throw getRepositoryException(ex);    		
    	}
    }

    /** {@inheritDoc} */
    public Value getValue(String propertyName)
            throws RepositoryException, RemoteException {
    	try {
    		return SerialValueFactory.makeSerialValue(row.getValue(propertyName));
    	} catch (RepositoryException ex) {
    		 throw getRepositoryException(ex);    		
    	}
    }

    /** {@inheritDoc} */
	public RemoteNode getNode() 
			throws RepositoryException, RemoteException {
    	try {
    		return getRemoteNode(row.getNode());
    	} catch (RepositoryException ex) {
    		throw getRepositoryException(ex);    		
    	}
	}

    /** {@inheritDoc} */
	public RemoteNode getNode(String selectorName) 
			throws RepositoryException, RemoteException {
    	try {
    		return getRemoteNode(row.getNode(selectorName));
    	} catch (RepositoryException ex) {
    		throw getRepositoryException(ex);    		
    	}
	}

    /** {@inheritDoc} */
	public String getPath() 
			throws RepositoryException, RemoteException {
    	try {
    		return row.getPath();
    	} catch (RepositoryException ex) {
    		throw getRepositoryException(ex);    		
    	}
	}

    /** {@inheritDoc} */
	public String getPath(String selectorName) 
			throws RepositoryException, RemoteException {
    	try {
    		return row.getPath(selectorName);
    	} catch (RepositoryException ex) {
    		throw getRepositoryException(ex);    		
    	}
	}

    /** {@inheritDoc} */
	public double getScore() 
			throws RepositoryException, RemoteException {
    	try {
    		return row.getScore();
    	} catch (RepositoryException ex) {
    		throw getRepositoryException(ex);    		
    	}
	}

    /** {@inheritDoc} */
	public double getScore(String selectorName) 
			throws RepositoryException, RemoteException {
    	try {
    		return row.getScore(selectorName);
    	} catch (RepositoryException ex) {
    		throw getRepositoryException(ex);    		
    	}
	}
}