com.microsoft.windowsazure.services.media.implementation.MediaExceptionProcessor Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of microsoft-windowsazure-api Show documentation
API for Microsoft Windows Azure Clients
There is a newer version: 0.4.6
Show newest version
/**
 * Copyright Microsoft Corporation
 * 
 * Licensed 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 com.microsoft.windowsazure.services.media.implementation;

import javax.inject.Inject;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.microsoft.windowsazure.services.core.ServiceException;
import com.microsoft.windowsazure.services.core.ServiceFilter;
import com.microsoft.windowsazure.services.core.utils.ServiceExceptionFactory;
import com.microsoft.windowsazure.services.media.MediaContract;
import com.microsoft.windowsazure.services.media.WritableBlobContainerContract;
import com.microsoft.windowsazure.services.media.entityoperations.EntityActionOperation;
import com.microsoft.windowsazure.services.media.entityoperations.EntityCreateOperation;
import com.microsoft.windowsazure.services.media.entityoperations.EntityDeleteOperation;
import com.microsoft.windowsazure.services.media.entityoperations.EntityGetOperation;
import com.microsoft.windowsazure.services.media.entityoperations.EntityListOperation;
import com.microsoft.windowsazure.services.media.entityoperations.EntityTypeActionOperation;
import com.microsoft.windowsazure.services.media.entityoperations.EntityUpdateOperation;
import com.microsoft.windowsazure.services.media.models.ListResult;
import com.microsoft.windowsazure.services.media.models.LocatorInfo;
import com.sun.jersey.api.client.ClientHandlerException;
import com.sun.jersey.api.client.UniformInterfaceException;

/**
 * /**
 * Wrapper implementation of MediaEntityContract that
 * translates exceptions into ServiceExceptions.
 * 
 */
public class MediaExceptionProcessor implements MediaContract {

    /** The service. */
    private final MediaContract service;

    /** The log. */
    private static Log log = LogFactory.getLog(MediaContract.class);

    /**
     * Instantiates a new media exception processor.
     * 
     * @param service
     *            the service
     */
    public MediaExceptionProcessor(MediaContract service) {
        this.service = service;
    }

    /**
     * Instantiates a new media exception processor.
     * 
     * @param service
     *            the service
     */
    @Inject
    public MediaExceptionProcessor(MediaRestProxy service) {
        this.service = service;
    }

    /* (non-Javadoc)
     * @see com.microsoft.windowsazure.services.core.FilterableService#withFilter(com.microsoft.windowsazure.services.core.ServiceFilter)
     */
    @Override
    public MediaContract withFilter(ServiceFilter filter) {
        return new MediaExceptionProcessor(service.withFilter(filter));
    }

    /**
     * Process a catch.
     * 
     * @param e
     *            the e
     * @return the service exception
     */
    private ServiceException processCatch(ServiceException e) {
        log.warn(e.getMessage(), e.getCause());
        return ServiceExceptionFactory.process("MediaServices", e);
    }

    /* (non-Javadoc)
     * @see com.microsoft.windowsazure.services.media.entityoperations.EntityContract#create(com.microsoft.windowsazure.services.media.entityoperations.EntityCreateOperation)
     */
    @Override
    public  T create(EntityCreateOperation creator) throws ServiceException {
        try {
            return service.create(creator);
        }
        catch (UniformInterfaceException e) {
            throw processCatch(new ServiceException(e));
        }
        catch (ClientHandlerException e) {
            throw processCatch(new ServiceException(e));
        }
    }

    /* (non-Javadoc)
     * @see com.microsoft.windowsazure.services.media.entityoperations.EntityContract#get(com.microsoft.windowsazure.services.media.entityoperations.EntityGetOperation)
     */
    @Override
    public  T get(EntityGetOperation getter) throws ServiceException {
        try {
            return service.get(getter);
        }
        catch (UniformInterfaceException e) {
            throw processCatch(new ServiceException(e));
        }
        catch (ClientHandlerException e) {
            throw processCatch(new ServiceException(e));
        }
    }

    /* (non-Javadoc)
     * @see com.microsoft.windowsazure.services.media.entityoperations.EntityContract#list(com.microsoft.windowsazure.services.media.entityoperations.EntityListOperation)
     */
    @Override
    public  ListResult list(EntityListOperation lister) throws ServiceException {
        try {
            return service.list(lister);
        }
        catch (UniformInterfaceException e) {
            throw processCatch(new ServiceException(e));
        }
        catch (ClientHandlerException e) {
            throw processCatch(new ServiceException(e));
        }
    }

    /* (non-Javadoc)
     * @see com.microsoft.windowsazure.services.media.entityoperations.EntityContract#update(com.microsoft.windowsazure.services.media.entityoperations.EntityUpdateOperation)
     */
    @Override
    public void update(EntityUpdateOperation updater) throws ServiceException {
        try {
            service.update(updater);
        }
        catch (UniformInterfaceException e) {
            throw processCatch(new ServiceException(e));
        }
        catch (ClientHandlerException e) {
            throw processCatch(new ServiceException(e));
        }

    }

    /* (non-Javadoc)
     * @see com.microsoft.windowsazure.services.media.entityoperations.EntityContract#delete(com.microsoft.windowsazure.services.media.entityoperations.EntityDeleteOperation)
     */
    @Override
    public void delete(EntityDeleteOperation deleter) throws ServiceException {
        try {
            service.delete(deleter);
        }
        catch (UniformInterfaceException e) {
            throw processCatch(new ServiceException(e));
        }
        catch (ClientHandlerException e) {
            throw processCatch(new ServiceException(e));
        }
    }

    /* (non-Javadoc)
     * @see com.microsoft.windowsazure.services.media.entityoperations.EntityContract#action(com.microsoft.windowsazure.services.media.entityoperations.EntityActionOperation)
     */
    @Override
    public void action(EntityActionOperation entityActionOperation) throws ServiceException {
        try {
            service.action(entityActionOperation);
        }
        catch (UniformInterfaceException e) {
            throw processCatch(new ServiceException(e));
        }
        catch (ClientHandlerException e) {
            throw processCatch(new ServiceException(e));
        }
    }

    /* (non-Javadoc)
     * @see com.microsoft.windowsazure.services.media.entityoperations.EntityContract#action(com.microsoft.windowsazure.services.media.entityoperations.EntityTypeActionOperation)
     */
    @Override
    public  T action(EntityTypeActionOperation entityTypeActionOperation) throws ServiceException {
        try {
            return service.action(entityTypeActionOperation);
        }
        catch (UniformInterfaceException e) {
            throw processCatch(new ServiceException(e));
        }
        catch (ClientHandlerException e) {
            throw processCatch(new ServiceException(e));
        }
    }

    /* (non-Javadoc)
     * @see com.microsoft.windowsazure.services.media.MediaContract#createBlobWriter(com.microsoft.windowsazure.services.media.models.LocatorInfo)
     */
    @Override
    public WritableBlobContainerContract createBlobWriter(LocatorInfo locator) {
        return service.createBlobWriter(locator);
    }

}