oculus.aperture.icons.IconResourceRequest.java Source code

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Here is the source code for oculus.aperture.icons.IconResourceRequest.java

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/**
 * Copyright (c) 2013-2014 Oculus Info Inc.
 * http://www.oculusinfo.com/
 *
 * Released under the MIT License.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do
 * so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package oculus.aperture.icons;

import java.util.Map;

import oculus.aperture.spi.palette.ImageService.ImageType;

import org.restlet.data.Status;
import org.restlet.resource.Resource;
import org.restlet.resource.ResourceException;

import com.google.common.collect.Maps;

/**
 * @author djonker
 *
 */
public class IconResourceRequest {

    private Map<String, String> attributes;
    private String type;
    private String code;
    private int codeHeight = 0;
    private int width = -1;
    private int height = -1;
    private ImageType format = ImageType.PNG;

    /**
     * Parses icon request parameters from the specified resource
     */
    public IconResourceRequest(Resource resource) {
        final Map<String, Object> typePath = resource.getRequest().getAttributes();

        // now get the type specifier
        type = (String) typePath.get("type");

        if (type == null) {
            throw new ResourceException(Status.CLIENT_ERROR_BAD_REQUEST, "Must specify an icon type");
        }

        // start with a copy of attributes.
        attributes = Maps.newLinkedHashMap(resource.getQuery().getValuesMap());

        // then remove the code attribute.
        code = attributes.remove("code");

        // different default if code to show.
        if (code != null && !code.isEmpty()) {
            codeHeight = 9;
        }

        // then remove the raster attributes.
        final String scode = attributes.remove("codeHeight");
        final String swidth = attributes.remove("iconWidth");
        final String sheight = attributes.remove("iconHeight");
        final String sformat = attributes.remove("iconFormat");

        // parse any attributes which were supplied.
        if (scode != null) {
            try {
                codeHeight = Integer.parseInt(scode);
            } catch (Exception e) {
            }
        }
        if (swidth != null) {
            try {
                width = Integer.parseInt(swidth);
            } catch (Exception e) {
            }
        }
        if (sheight != null) {
            try {
                height = Integer.parseInt(sheight) - codeHeight;
            } catch (Exception e) {
            }
        }
        if (sformat != null) {
            try {
                format = ImageType.valueOf(sformat.toUpperCase());
            } catch (Exception e) {
            }
        }
    }

    /**
     * @return
     */
    public Map<String, String> getAttributes() {
        return attributes;
    }

    /**
     * @return
     */
    public String getType() {
        return type;
    }

    /**
     * @return
     */
    public int getWidth() {
        return width;
    }

    /**
     * @return
     */
    public int getHeight() {
        return height;
    }

    /**
     * @return
     */
    public ImageType getFormat() {
        return format;
    }

    /**
     * @return
     */
    public String getCode() {
        return code;
    }

    /**
     * @return
     */
    public int getCodeHeight() {
        return codeHeight;
    }

}