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/**
 * 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.blob.models;

import java.util.Date;
import java.util.List;

import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;

import com.microsoft.windowsazure.services.blob.BlobContract;

/**
 * A wrapper class for the response returned from a Blob Service REST API Get Page Ranges operation. This is returned by
 * calls to implementations of {@link BlobContract#listBlobRegions(String, String, ListBlobRegionsOptions)}.
 * 
 * See the Get Page Ranges
 * documentation on MSDN for details of the underlying Blob Service REST API operation.
 */
@XmlRootElement(name = "PageList")
public class ListBlobRegionsResult {
    private Date lastModified;
    private String etag;
    private long contentLength;
    private List pageRanges;

    /**
     * Gets the last modified time of the blob.
     * 

     * Any operation that modifies the blob, including updates to the blob's metadata or properties, changes the last
     * modified time of the blob. This value can be used in an access condition when updating or deleting a blob to
     * prevent the client from modifying data that has been changed by another client.
     * 
     * @return
     *         A {@link java.util.Date} containing the last modified time of the blob.
     */
    public Date getLastModified() {
        return lastModified;
    }

    /**
     * Reserved for internal use. Sets the last modified time of the blob from the Last-Modified header
     * returned in the response.
     * 

     * This method is invoked by the API to set the value from the Blob Service REST API operation response returned by
     * the server.
     * 
     * @param lastModified
     *            A {@link java.util.Date} containing the last modified time of the blob.
     */
    public void setLastModified(Date lastModified) {
        this.lastModified = lastModified;
    }

    /**
     * Gets the ETag of the blob.
     * 

     * This value can be used in an access condition when updating or deleting a blob to prevent the client from
     * modifying data that has been changed by another client.
     * 
     * @return
     *         A {@link String} containing the server-assigned ETag value for the blob.
     */
    public String getEtag() {
        return etag;
    }

    /**
     * Reserved for internal use. Sets the ETag of the blob from the ETag header returned in the
     * response.
     * 

     * This method is invoked by the API to set the value from the Blob Service REST API operation response returned by
     * the server.
     * 
     * @param etag
     *            A {@link String} containing the server-assigned ETag value for the blob.
     */
    public void setEtag(String etag) {
        this.etag = etag;
    }

    /**
     * Gets the size of the blob in bytes.
     * 
     * @return
     *         The size of the blob in bytes.
     */
    public long getContentLength() {
        return contentLength;
    }

    /**
     * Reserved for internal use. Sets the content length of the blob from the x-ms-blob-content-length
     * header returned in the response.
     * 

     * This method is invoked by the API to set the value from the Blob Service REST API operation response returned by
     * the server.
     * 
     * @param contentLength
     *            The size of the blob in bytes.
     */
    public void setContentLength(long contentLength) {
        this.contentLength = contentLength;
    }

    /**
     * Gets the list of non-overlapping valid page ranges in the blob that match the parameters of the request, sorted
     * by increasing address page range.
     * 
     * @return
     *         A {@link List} of {@link PageRange} instances containing the valid page ranges for the blob.
     */
    @XmlElement(name = "PageRange")
    public List getPageRanges() {
        return pageRanges;
    }

    /**
     * Reserved for internal use. Sets the list of valid page ranges in the blob that match the parameters of the
     * request from the PageRange elements of the PageList element returned by the
     * server in the response body.
     * 
     * This method is invoked by the API to set the value from the Blob Service REST API operation response returned by
     * the server.
     * 
     * @param pageRanges
     *            A {@link List} of {@link PageRange} instances containing the valid page ranges for the blob.
     */
    public void setPageRanges(List pageRanges) {
        this.pageRanges = pageRanges;
    }
}