Java ParseContext类代码示例

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
/**
 * Parses without trying to convert anything.
 * <p>
 * Can log an error xor other log messages.
 * 
 * @param s
 * @param c
 * @return The parsed object
 */
@Nullable
public static <T> T parseSimple(final String s, final Class<T> c, final ParseContext context) {
	final ParseLogHandler log = SkriptLogger.startParseLogHandler();
	try {
		for (final ClassInfo<?> info : getClassInfos()) {
			final Parser<?> parser = info.getParser();
			if (parser == null || !parser.canParse(context) || !c.isAssignableFrom(info.getC()))
				continue;
			log.clear();
			@SuppressWarnings("unchecked")
			final T t = (T) parser.parse(s, context);
			if (t != null) {
				log.printLog();
				return t;
			}
		}
		log.printError();
	} finally {
		log.stop();
	}
	return null;
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
@Nullable
protected <T> T getValue(final SectionNode n, final String key, final Class<T> type) {
	final String v = n.getValue(key);
	if (v == null) {
		Skript.error("The config is missing the entry for '" + key + "' in the database '" + databaseName + "'");
		return null;
	}
	final ParseLogHandler log = SkriptLogger.startParseLogHandler();
	try {
		final T r = Classes.parse(v, type, ParseContext.CONFIG);
		if (r == null)
			log.printError("The entry for '" + key + "' in the database '" + databaseName + "' must be " + Classes.getSuperClassInfo(type).getName().withIndefiniteArticle());
		else
			log.printLog();
		return r;
	} finally {
		log.stop();
	}
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
@Override
public Changer.ChangeMode parse(String s, ParseContext context) {
  s = s.toUpperCase();
  if (s.startsWith("TO ")) {
    s = s.substring(3).trim();
    try {
      return Changer.ChangeMode.valueOf(s.replace(' ', '_'));
    } catch (IllegalArgumentException ex) {
      return null;
    }
  }
  return null;
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
/**
 * Parses a string to get an object of the desired type.
 * <p>
 * Instead of repeatedly calling this with the same class argument, you should get a parser with {@link #getParser(Class)} and use it for parsing.
 * <p>
 * Can log an error if it returned null.
 * 
 * @param s The string to parse
 * @param c The desired type. The returned value will be of this type or a subclass if it.
 * @return The parsed object
 */
@SuppressWarnings({"rawtypes", "unchecked"})
@Nullable
public static <T> T parse(final String s, final Class<T> c, final ParseContext context) {
	final ParseLogHandler log = SkriptLogger.startParseLogHandler();
	try {
		T t = parseSimple(s, c, context);
		if (t != null) {
			log.printLog();
			return t;
		}
		for (final ConverterInfo<?, ?> conv : Converters.getConverters()) {
			if (context == ParseContext.COMMAND && (conv.options & Converter.NO_COMMAND_ARGUMENTS) != 0)
				continue;
			if (c.isAssignableFrom(conv.to)) {
				log.clear();
				final Object o = parseSimple(s, conv.from, context);
				if (o != null) {
					t = (T) ((Converter) conv.converter).convert(o);
					if (t != null) {
						log.printLog();
						return t;
					}
				}
			}
		}
		log.printError();
	} finally {
		log.stop();
	}
	return null;
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
@Nullable
public final static EffFunctionCall parse(final String line) {
	final FunctionReference<?> function = new SkriptParser(line, SkriptParser.ALL_FLAGS, ParseContext.DEFAULT).parseFunction((Class<?>[]) null);
	if (function != null)
		return new EffFunctionCall(function);
	return null;
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
@Override
public boolean validate(final Node node) {
	if (!super.validate(node))
		return false;
	final T t = parser.parse(((EntryNode) node).getValue(), ParseContext.CONFIG);
	if (t == null)
		return false;
	setter.set(t);
	return true;
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
public Option(final String key, final T defaultValue) {
	this.key = "" + key.toLowerCase(Locale.ENGLISH);
	this.defaultValue = defaultValue;
	parsedValue = defaultValue;
	@SuppressWarnings("unchecked")
	final Class<T> c = (Class<T>) defaultValue.getClass();
	if (c == String.class) {
		parser = new Converter<String, T>() {
			@SuppressWarnings("unchecked")
			@Override
			public T convert(final String s) {
				return (T) s;
			}
		};
	} else {
		final ClassInfo<T> ci = Classes.getExactClassInfo(c);
		final Parser<? extends T> p;
		if (ci == null || (p = ci.getParser()) == null)
			throw new IllegalArgumentException(c.getName());
		this.parser = new Converter<String, T>() {
			@Override
			@Nullable
			public T convert(final String s) {
				final T t = p.parse(s, ParseContext.CONFIG);
				if (t != null)
					return t;
				Skript.error("'" + s + "' is not " + ci.getName().withIndefiniteArticle());
				return null;
			}
		};
	}
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
@Override
public boolean canParse(ParseContext context) {
  return false;
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
@Override
@Nullable
public EntityType parse(final String s, final ParseContext context) {
	return EntityType.parse(s);
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
@Override
@Nullable
public Money parse(final String s, final ParseContext context) {
	return Money.parse(s);
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
@SuppressWarnings("unchecked")
	@Nullable
	public static <T> Parameter<T> newInstance(final String name, final ClassInfo<T> type, final boolean single, final @Nullable String def) {
		if (!Variable.isValidVariableName(name, false, false)) {
			Skript.error("An argument's name must be a valid variable name, and cannot be a list variable.");
			return null;
		}
		Expression<? extends T> d = null;
		if (def != null) {
//			if (def.startsWith("%") && def.endsWith("%")) {
//				final RetainingLogHandler log = SkriptLogger.startRetainingLog();
//				try {
//					d = new SkriptParser("" + def.substring(1, def.length() - 1), SkriptParser.PARSE_EXPRESSIONS, ParseContext.FUNCTION_DEFAULT).parseExpression(type.getC());
//					if (d == null) {
//						log.printErrors("Can't understand this expression: " + def + "");
//						return null;
//					}
//					log.printLog();
//				} finally {
//					log.stop();
//				}
//			} else {
			final RetainingLogHandler log = SkriptLogger.startRetainingLog();
			try {
				if (type.getC() == String.class) {
					if (def.startsWith("\"") && def.endsWith("\""))
						d = (Expression<? extends T>) VariableString.newInstance("" + def.substring(1, def.length() - 1));
					else
						d = (Expression<? extends T>) new SimpleLiteral<String>(def, false);
				} else {
					d = new SkriptParser(def, SkriptParser.PARSE_LITERALS, ParseContext.DEFAULT).parseExpression(type.getC());
				}
				if (d == null) {
					log.printErrors("'" + def + "' is not " + type.getName().withIndefiniteArticle());
					return null;
				}
				log.printLog();
			} finally {
				log.stop();
			}
//			}
		}
		return new Parameter<T>(name, type, single, d);
	}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
/**
 * @return Whether {@link #parse(String, ParseContext)} can actually return something other that null for the given context
 */
public boolean canParse(final ParseContext context) {
	return true;
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
public T parse(String s, ParseContext parseContext){
	return null;
}
 

import ch.njol.skript.lang.ParseContext; //导入依赖的package包/类
/**
 * Parses the input. This method may print an error prior to returning null if the input couldn't be parsed.
 * <p>
 * Remember to override {@link #canParse(ParseContext)} if this parser doesn't parse at all (i.e. you only use it's toString methods) or only parses for certain contexts.
 * 
 * @param s The String to parse. This string is already trim()med.
 * @param context Context of parsing, may not be null
 * @return The parsed input or null if the input is invalid for this parser.
 */
@Nullable
public abstract T parse(String s, ParseContext context);