GreedyPredicateParseRule.java

net.minecraft.util.parsing.packrat.commands.GreedyPredicateParseRule

信息

• 全限定名：net.minecraft.util.parsing.packrat.commands.GreedyPredicateParseRule
• 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/GreedyPredicateParseRule.java
• 起始行号：L10
• 实现：Rule<StringReader,String>
• 职责：

  TODO

字段/常量

• minSize

  • 类型: int
  • 修饰符: private final
  • 源码定位: L11
  • 说明:

    TODO

• maxSize

  • 类型: int
  • 修饰符: private final
  • 源码定位: L12
  • 说明:

    TODO

• error

  • 类型: DelayedException<CommandSyntaxException>
  • 修饰符: private final
  • 源码定位: L13
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

public GreedyPredicateParseRule(int minSize, DelayedException<CommandSyntaxException> error) @ L15

• 构造器名：GreedyPredicateParseRule
• 源码定位：L15
• 修饰符：public

参数:

• minSize: int
• error: DelayedException

说明:

TODO

public GreedyPredicateParseRule(int minSize, int maxSize, DelayedException<CommandSyntaxException> error) @ L19

• 构造器名：GreedyPredicateParseRule
• 源码定位：L19
• 修饰符：public

参数:

• minSize: int
• maxSize: int
• error: 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) @ L25

• 方法名：parse
• 源码定位：L25
• 返回类型：String
• 修饰符：public

参数:

• state: ParseState

说明:

TODO

protected abstract boolean isAccepted(char c) @ L45

• 方法名：isAccepted
• 源码定位：L45
• 返回类型：boolean
• 修饰符：protected abstract

参数:

• c: char

说明:

TODO

代码

public abstract class GreedyPredicateParseRule implements Rule<StringReader, String> {
    private final int minSize;
    private final int maxSize;
    private final DelayedException<CommandSyntaxException> error;
 
    public GreedyPredicateParseRule(int minSize, DelayedException<CommandSyntaxException> error) {
        this(minSize, Integer.MAX_VALUE, error);
    }
 
    public GreedyPredicateParseRule(int minSize, int maxSize, DelayedException<CommandSyntaxException> error) {
        this.minSize = minSize;
        this.maxSize = maxSize;
        this.error = error;
    }
 
    public @Nullable String parse(ParseState<StringReader> state) {
        StringReader input = state.input();
        String fullString = input.getString();
        int start = input.getCursor();
        int pos = start;
 
        while (pos < fullString.length() && this.isAccepted(fullString.charAt(pos)) && pos - start < this.maxSize) {
            pos++;
        }
 
        int length = pos - start;
        if (length < this.minSize) {
            state.errorCollector().store(state.mark(), this.error);
            return null;
        } else {
            input.setCursor(pos);
            return fullString.substring(start, pos);
        }
    }
 
    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