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@@ -32,10 +32,17 @@ import org.jetbrains.annotations.Contract;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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/**
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* Any class extending this will be able to get registered as a PlaceholderExpansion.
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* <br>The registration either happens automatically when the jar file containing a
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* class extending this one is located under the {@code PlaceholderAPI/expansions}
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* directory or when the {@link #register()} method is called by said class.
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*/
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public abstract class PlaceholderExpansion extends PlaceholderHook {
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/**
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* The placeholder identifier of this expansion
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* The placeholder identifier of this expansion. May not contain {@literal %},
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* {@literal {}} or _
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*
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* @return placeholder identifier that is associated with this expansion
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*/
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@@ -154,17 +161,39 @@ public abstract class PlaceholderExpansion extends PlaceholderHook {
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// === Configuration ===
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/**
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* Gets the ConfigurationSection of the expansion located in the config.yml of PlaceholderAPI or
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* null when not specified.
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* <br>You may use the {@link Configurable} interface to define default values set
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*
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* @return ConfigurationSection that this epxpansion has.
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*/
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@Nullable
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public final ConfigurationSection getConfigSection() {
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return getPlaceholderAPI().getConfig().getConfigurationSection("expansions." + getIdentifier());
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}
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/**
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* Gets the ConfigurationSection relative to the {@link #getConfigSection() default one} set
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* by the expansion or null when the default ConfigurationSection is null
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*
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* @param path The path to get the ConfigurationSection from. This is relative to the default section
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* @return ConfigurationSection relative to the default section
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*/
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@Nullable
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public final ConfigurationSection getConfigSection(@NotNull final String path) {
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final ConfigurationSection section = getConfigSection();
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return section == null ? null : section.getConfigurationSection(path);
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}
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/**
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* Gets the Object relative to the {@link #getConfigSection() default ConfigurationSection} set
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* by the expansion or the provided Default Object, when the default ConfigurationSection is null
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*
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* @param path The path to get the Object from. This is relative to the default section
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* @param def The default Object to return when the ConfigurationSection returns null
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* @return Object from the provided path or the default one provided
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*/
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@Nullable
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@Contract("_, !null -> !null")
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public final Object get(@NotNull final String path, final Object def) {
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@@ -172,21 +201,53 @@ public abstract class PlaceholderExpansion extends PlaceholderHook {
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return section == null ? def : section.get(path, def);
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}
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/**
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* Gets the int relative to the {@link #getConfigSection() default ConfigurationSection} set
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* by the expansion or the provided Default int, when the default ConfigurationSection is null
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*
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* @param path The path to get the int from. This is relative to the default section
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* @param def The default int to return when the ConfigurationSection returns null
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* @return int from the provided path or the default one provided
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*/
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public final int getInt(@NotNull final String path, final int def) {
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final ConfigurationSection section = getConfigSection();
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return section == null ? def : section.getInt(path, def);
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}
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/**
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* Gets the long relative to the {@link #getConfigSection() default ConfigurationSection} set
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* by the expansion or the provided Default long, when the default ConfigurationSection is null
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*
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* @param path The path to get the long from. This is relative to the default section
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* @param def The default long to return when the ConfigurationSection returns null
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* @return long from the provided path or the default one provided
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*/
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public final long getLong(@NotNull final String path, final long def) {
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final ConfigurationSection section = getConfigSection();
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return section == null ? def : section.getLong(path, def);
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}
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/**
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* Gets the double relative to the {@link #getConfigSection() default ConfigurationSection} set
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* by the expansion or the provided Default double, when the default ConfigurationSection is null
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*
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* @param path The path to get the double from. This is relative to the default section
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* @param def The default double to return when the ConfigurationSection returns null
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* @return double from the provided path or the default one provided
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*/
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public final double getDouble(@NotNull final String path, final double def) {
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final ConfigurationSection section = getConfigSection();
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return section == null ? def : section.getDouble(path, def);
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}
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/**
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* Gets the String relative to the {@link #getConfigSection() default ConfigurationSection} set
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* by the expansion or the provided Default String, when the default ConfigurationSection is null
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*
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* @param path The path to get the String from. This is relative to the default section
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* @param def The default String to return when the ConfigurationSection returns null. Can be null
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* @return String from the provided path or the default one provided
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*/
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@Nullable
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@Contract("_, !null -> !null")
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public final String getString(@NotNull final String path, @Nullable final String def) {
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@@ -194,17 +255,44 @@ public abstract class PlaceholderExpansion extends PlaceholderHook {
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return section == null ? def : section.getString(path, def);
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}
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/**
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* Gets a String List relative to the {@link #getConfigSection() default ConfigurationSection} set
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* by the expansion or an empty List, when the default ConfigurationSection is null
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*
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* @param path The path to get the String list from. This is relative to the default section
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* @return String list from the provided path or an empty list
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*/
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@NotNull
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public final List<String> getStringList(@NotNull final String path) {
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final ConfigurationSection section = getConfigSection();
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return section == null ? Collections.emptyList() : section.getStringList(path);
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}
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/**
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* Whether the {@link #getConfigSection() default ConfigurationSection} contains the provided path
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* or not. This will return {@code false} when either the default section is null, or doesn't
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* contain the provided path
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*
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* @param path The path to check
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* @return true when the default ConfigurationSection is not null and contains the path, false otherwise
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*/
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public final boolean configurationContains(@NotNull final String path) {
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final ConfigurationSection section = getConfigSection();
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return section != null && section.contains(path);
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}
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/**
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* Whether the provided Object is an instance of this PlaceholderExpansion.
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* <br>This method will perform the following checks in order:
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* <br><ul>
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* <li>Checks if Object equals the class. Returns true when equal and continues otherwise</li>
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* <li>Checks if the Object is an instance of a PlaceholderExpansion. Returns false if not</li>
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* <li>Checks if the Object's Identifier, Author and version equal the one of this class</li>
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* </ul>
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*
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* @param o The Object to check
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* @return true or false depending on the above mentioned checks
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*/
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@Override
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public final boolean equals(final Object o) {
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if (this == o) {
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@@ -221,6 +309,11 @@ public abstract class PlaceholderExpansion extends PlaceholderHook {
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getVersion().equals(expansion.getVersion());
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}
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/**
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* Returns a String containing the Expansion's name, author and version
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*
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* @return String containing name, author and version of the expansion
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*/
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@Override
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public final String toString() {
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return String.format("PlaceholderExpansion[name: '%s', author: '%s', version: '%s']", getName(),
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