mimeinfo.java

jxta-cms-src-2.4.zip 是官网上的比较稳定的CMS源代码。目前是最稳定的高版本。

/*
 * Copyright (c) 2001 Sun Microsystems, Inc.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *       Sun Microsystems, Inc. for Project JXTA."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact Project JXTA at http://www.jxta.org.
 *
 * 5. Products derived from this software may not be called "JXTA",
 *    nor may "JXTA" appear in their name, without prior written
 *    permission of Sun.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of Project JXTA.  For more
 * information on Project JXTA, please see
 * <http://www.jxta.org/>.
 *
 * This license is based on the BSD license adopted by the Apache Foundation.
 *
 * $Id: MimeInfo.java,v 1.4 2005/05/12 16:20:10 hamada Exp $
 *
 */

package net.jxta.share;

/**
 * The MimeInfo class represents information about a specific mime type.
 */
public class MimeInfo {
    private String type;     // mime type
    private String description;     // description
    private String[] extensions;    // file extensions
    private String action;     // default action
    private String icon;     // icon name
    private String application;     // launcher application

    /**
     * Creates a new MimeInfo object for the specified mime type.
     */
    public MimeInfo(String type) {
        this.type = type;
    }

    /**
     * Returns the major type for this mime type.
     */
    public String getType() {
        return type;
    }

    /**
     * Sets the description for this mime type.
     */
    public void setDescription(String desc) {
        description = desc;
    }

    /**
     * Returns the description for this mime type, or null if none.
     */
    public String getDescription() {
        return description;
    }

    /**
     * Sets the list of file extensions for this mime type. Each extension
     * must begin with a '.' character.
     */
    public void setFileExtensions(String[] exts) {
        extensions = exts;
    }

    /**
     * Returns the list of file extensions for this mime type, or null if none.
     */
    public String[] getFileExtensions() {
        return extensions;
    }

    /**
     * Sets the default action for this mime type.
     */
    public void setAction(String action) {
        this.action = action;
    }

    /**
     * Returns the default action for this mime type, or null if none.
     */
    public String getAction() {
        return action;
    }

    /**
     * Sets the icon name for this mime type.
     */
    public void setIcon(String icon) {
        this.icon = icon;
    }

    /**
     * Returns the icon name for this mime type, or null if none.
     */
    public String getIcon() {
        return icon;
    }

    /**
     * Sets the application launcher string for this mime type.
     */
    public void setApplication(String app) {
        application = app;
    }

    /**
     * Returns the application launcher string for this mime type.
     */
    public String getApplication() {
        return application;
    }

    /**
     * Returns an array of strings that can be used with Runtime.exec()
     * in order to launch the application appropriate for this mime type.
     * The specified argument will be supplied to the application.
     * @see MimeTable#getCommandArray(String,String)
     */
    public String[] getApplicationCmdArray(String arg) {
        if (application != null) {
            return MimeTable.getCommandArray(application, arg);
        }
        return null;
    }

    /**
     * Returns a string representation of the mime type.
     */
    public String toString() {
        StringBuffer sb = new StringBuffer();
        sb.append("{type=");
        sb.append(type);
        if (description != null) {
            sb.append(";description=");
            sb.append(description);
        }
        if (extensions != null) {
            sb.append(";extensions=");
            if (extensions.length > 0) {
                sb.append(extensions[0]);
                for (int i = 1; i < extensions.length; i++) {
                    sb.append(extensions[i]);
                }
            }
        }
        if (action != null) {
            sb.append(";action=");
            sb.append(action);
        }
        if (icon != null) {
            sb.append(";icon=");
            sb.append(icon);
        }
        if (application != null) {
            sb.append(";application=");
            sb.append(application);
        }
        sb.append('}');
        return sb.toString();
    }
}