NumberRunParseRule.java

net.minecraft.util.parsing.packrat.commands.NumberRunParseRule

信息

• 全限定名：net.minecraft.util.parsing.packrat.commands.NumberRunParseRule
• 类型：public abstract class
• 包：net.minecraft.util.parsing.packrat.commands
• 源码路径：src/main/java/net/minecraft/util/parsing/packrat/commands/NumberRunParseRule.java
• 起始行号：L10
• 实现：Rule<StringReader,String>
• 职责：

  TODO

字段/常量

• noValueError

  • 类型: DelayedException<CommandSyntaxException>
  • 修饰符: private final
  • 源码定位: L11
  • 说明:

    TODO

• underscoreNotAllowedError

  • 类型: DelayedException<CommandSyntaxException>
  • 修饰符: private final
  • 源码定位: L12
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

public NumberRunParseRule(DelayedException<CommandSyntaxException> noValueError, DelayedException<CommandSyntaxException> underscoreNotAllowedError) @ L14

• 构造器名：NumberRunParseRule
• 源码定位：L14
• 修饰符：public

参数:

• noValueError: DelayedException
• underscoreNotAllowedError: DelayedException

说明:

TODO

方法

下面的方法块按源码顺序生成。

public String parse(ParseState<StringReader> state) @ L19

• 方法名：parse
• 源码定位：L19
• 返回类型：String
• 修饰符：public

参数:

• state: ParseState

说明:

TODO

protected abstract boolean isAccepted(char c) @ L43

• 方法名：isAccepted
• 源码定位：L43
• 返回类型：boolean
• 修饰符：protected abstract

参数:

• c: char

说明:

TODO

代码

public abstract class NumberRunParseRule implements Rule<StringReader, String> {
    private final DelayedException<CommandSyntaxException> noValueError;
    private final DelayedException<CommandSyntaxException> underscoreNotAllowedError;
 
    public NumberRunParseRule(DelayedException<CommandSyntaxException> noValueError, DelayedException<CommandSyntaxException> underscoreNotAllowedError) {
        this.noValueError = noValueError;
        this.underscoreNotAllowedError = underscoreNotAllowedError;
    }
 
    public @Nullable String parse(ParseState<StringReader> state) {
        StringReader input = state.input();
        input.skipWhitespace();
        String fullString = input.getString();
        int start = input.getCursor();
        int pos = start;
 
        while (pos < fullString.length() && this.isAccepted(fullString.charAt(pos))) {
            pos++;
        }
 
        int length = pos - start;
        if (length == 0) {
            state.errorCollector().store(state.mark(), this.noValueError);
            return null;
        } else if (fullString.charAt(start) != '_' && fullString.charAt(pos - 1) != '_') {
            input.setCursor(pos);
            return fullString.substring(start, pos);
        } else {
            state.errorCollector().store(state.mark(), this.underscoreNotAllowedError);
            return null;
        }
    }
 
    protected abstract boolean isAccepted(char c);
}

引用的其他类

• DelayedException

  • 引用位置: 参数/字段

• ParseState

  • 引用位置: 参数

• Rule

  • 引用位置: 实现