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- /*
- * Copyright (c) 2006-2011 Chris Smith, Shane Mc Cormack, Gregory Holmes
- *
- * 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 com.dmdirc.plugins;
-
- import com.dmdirc.config.prefs.PreferencesDialogModel;
- import com.dmdirc.util.validators.ValidationResponse;
-
- import java.io.File;
-
- /**
- * Defines the standard methods that should be implemented by plugins.
- */
- public abstract class Plugin implements Comparable<Plugin> {
-
- /** Domain name for the settings in this plugin. */
- private String myDomain = "plugin-unknown";
- /** Has the domain been set? */
- private boolean domainSet = false;
- /** Associated Plugin info. */
- private PluginInfo pluginInfo;
- /** Files directory for this plugin. */
- private File filesDir = null;
-
- /**
- * Called by PluginInfo to set the domain name.
- * This can only be called once, all other attempts will be ignored.
- *
- * @param newDomain Domain name for plugin settings
- */
- public void setDomain(final String newDomain) {
- if (!domainSet) {
- domainSet = true;
- myDomain = newDomain;
- domainUpdated();
- }
- }
-
- /**
- * Sets the associated plugin info for this plugin.
- *
- * @param pluginInfo Associated plugin info
- */
- public void setPluginInfo(final PluginInfo pluginInfo) {
- this.pluginInfo = pluginInfo;
- }
-
- /**
- * Returns the plugin info associated with this plugin.
- *
- * @return Plugin info or null
- */
- public PluginInfo getPluginInfo() {
- return pluginInfo;
- }
-
- /**
- * Get the domain name settings for this plugin should be stored in.
- *
- * @return Domain name for plugin settings
- */
- public String getDomain() {
- return myDomain;
- }
-
- /**
- * Called when the domain for plugin settings has been set.
- * This will only be called once (either when the plugin is loading, or when
- * its config is being shown).
- */
- public void domainUpdated() {
- }
-
- /**
- * Get the files directory for this plugin.
- * This will attempt to create the directory if it doesn't exist the first
- * time the directory name is requested.
- *
- * @return Files directory for this plugin.
- */
- public File getFilesDir() {
- if (filesDir == null) {
- final String fs = System.getProperty("file.separator");
- final String dir = PluginManager.getPluginManager().getFilesDirectory();
- filesDir = new File(dir + pluginInfo.getName() + fs);
- if (!filesDir.exists()) {
- filesDir.mkdirs();
- }
- }
-
- return filesDir;
- }
-
- /**
- * Convenience Method.
- *
- * @return Filesdir as a string with trailing path separator
- */
- public String getFilesDirString() {
- return getFilesDir().getAbsolutePath() + System.getProperty("file.separator");
- }
-
- /**
- * Called when the plugin is loaded.
- */
- public abstract void onLoad();
-
- /**
- * Check any further Prerequisites for this plugin to load that can not be
- * checked using metainfo.
- *
- * @return ValidationResponse detailign if the plugin passes any extra checks
- * that plugin.info can't handle
- */
- public ValidationResponse checkPrerequisites() {
- return new ValidationResponse();
- }
-
- /**
- * Called when the plugin is about to be unloaded.
- */
- public abstract void onUnload();
-
- /**
- * Called to allow plugins to add their configuration options to the manager.
- * PreferencesCategories added from this method should be of type
- * {@link com.dmdirc.config.prefs.PluginPreferencesCategory} as this gives
- * the user feedback on the status of your plugin.
- *
- * @param manager The preferences manager that configuration options
- * need to be added to.
- */
- public void showConfig(final PreferencesDialogModel manager) {
- }
-
- /**
- * Compares this object with the specified object for order.
- * Returns a negative integer, zero, or a positive integer as per String.compareTo();
- *
- * @param o Object to compare to
- * @return a negative integer, zero, or a positive integer.
- */
- @Override
- public int compareTo(final Plugin o) {
- return toString().compareTo(o.toString());
- }
- }
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