import ch.njol.skript.lang.Condition; //导入依赖的package包/类
@Override
public void setScope() {
	TriggerItem possibleCatch = scope.getNext();
	if (possibleCatch instanceof Conditional) {
		try {
			Condition catchCond = (Condition) CustomScope.condition.get(possibleCatch);
			if (catchCond instanceof ScopeCatch) {
				this.scopeCatch = (ScopeCatch) catchCond;
			} else {
				Skript.warning("It is recommended to use a catch statement after a try statement");
			}
		} catch (IllegalAccessException e) {
			Logging.reportException(this, e);
		}
	} else {
		Skript.warning("It is recommended to use a catch statement after a try statement");
	}
	last.setNext(null);
}
 

import ch.njol.skript.lang.Condition; //导入依赖的package包/类
/**
 * registers a {@link Condition}.
 * 
 * @param condition The condition's class
 * @param patterns Skript patterns to match this condition
 */
@SuppressWarnings("null")
public static <E extends Condition> void registerCondition(final Class<E> condition, final String... patterns) throws IllegalArgumentException {
	checkAcceptRegistrations();
	
	Pair<Boolean, String[]> pair = FeatureConfig.contains(condition.getSimpleName(), patterns);
	if(pair.getFirst())
		return;
	final SyntaxElementInfo<E> info = new SyntaxElementInfo<E>(pair.getSecond(), condition);
	conditions.add(info);
	statements.add(info);
}
 

import ch.njol.skript.lang.Condition; //导入依赖的package包/类
/**
 * registers a {@link Condition}.
 * 
 * @param condition The condition's class
 * @param patterns Skript patterns to match this condition
 */
public static <E extends Condition> void registerCondition(final Class<E> condition, final String... patterns) throws IllegalArgumentException {
	checkAcceptRegistrations();
	final SyntaxElementInfo<E> info = new SyntaxElementInfo<E>(patterns, condition);
	conditions.add(info);
	statements.add(info);
}
 

import ch.njol.skript.lang.Condition; //导入依赖的package包/类
public static Collection<SyntaxElementInfo<? extends Condition>> getConditions() {
	return conditions;
}
 

import ch.njol.skript.lang.Condition; //导入依赖的package包/类
/**
 * @param c
 * @param property
 * @param type must be plural
 */
public static void register(final Class<? extends Condition> c, final String property, final String type) {
	Skript.registerCondition(c, "%" + type + "% (is|are) " + property, "%" + type + "% (isn't|is not|aren't|are not) " + property);
}