SignatureValidator.java

net.minecraft.util.SignatureValidator

信息

• 全限定名：net.minecraft.util.SignatureValidator
• 类型：public interface
• 包：net.minecraft.util
• 源码路径：src/main/java/net/minecraft/util/SignatureValidator.java
• 起始行号：L14
• 职责：

  TODO

字段/常量

• NO_VALIDATION

  • 类型: SignatureValidator
  • 修饰符: package-private
  • 源码定位: L15
  • 说明:

    TODO

• LOGGER

  • 类型: Logger
  • 修饰符: package-private
  • 源码定位: L16
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

• 无

方法

下面的方法块按源码顺序生成。

boolean validate(SignatureUpdater updater, byte[] signature) @ L18

• 方法名：validate
• 源码定位：L18
• 返回类型：boolean
• 修饰符：package-private

参数:

• updater: SignatureUpdater
• signature: byte[]

说明:

TODO

default boolean validate(byte[] payload, byte[] signature) @ L20

• 方法名：validate
• 源码定位：L20
• 返回类型：boolean
• 修饰符：default

参数:

• payload: byte[]
• signature: byte[]

说明:

TODO

private static boolean verifySignature(SignatureUpdater updater, byte[] signature, Signature verifier) @ L24

• 方法名：verifySignature
• 源码定位：L24
• 返回类型：boolean
• 修饰符：private static

参数:

• updater: SignatureUpdater
• signature: byte[]
• verifier: Signature

说明:

TODO

static SignatureValidator from(PublicKey publicKey, String algorithm) @ L29

• 方法名：from
• 源码定位：L29
• 返回类型：SignatureValidator
• 修饰符：static

参数:

• publicKey: PublicKey
• algorithm: String

说明:

TODO

static SignatureValidator from(ServicesKeySet keySet, ServicesKeyType type) @ L42

• 方法名：from
• 源码定位：L42
• 返回类型：SignatureValidator
• 修饰符：static

参数:

• keySet: ServicesKeySet
• type: ServicesKeyType

说明:

TODO

代码

public interface SignatureValidator {
    SignatureValidator NO_VALIDATION = (payload, signature) -> true;
    Logger LOGGER = LogUtils.getLogger();
 
    boolean validate(SignatureUpdater updater, byte[] signature);
 
    default boolean validate(byte[] payload, byte[] signature) {
        return this.validate(output -> output.update(payload), signature);
    }
 
    private static boolean verifySignature(SignatureUpdater updater, byte[] signature, Signature verifier) throws SignatureException {
        updater.update(verifier::update);
        return verifier.verify(signature);
    }
 
    static SignatureValidator from(PublicKey publicKey, String algorithm) {
        return (updater, signature) -> {
            try {
                Signature verifier = Signature.getInstance(algorithm);
                verifier.initVerify(publicKey);
                return verifySignature(updater, signature, verifier);
            } catch (Exception var5) {
                LOGGER.error("Failed to verify signature", (Throwable)var5);
                return false;
            }
        };
    }
 
    static @Nullable SignatureValidator from(ServicesKeySet keySet, ServicesKeyType type) {
        Collection<ServicesKeyInfo> keys = keySet.keys(type);
        return keys.isEmpty() ? null : (updater, signature) -> keys.stream().anyMatch(key -> {
            Signature verifier = key.signature();
 
            try {
                return verifySignature(updater, signature, verifier);
            } catch (SignatureException var5) {
                LOGGER.error("Failed to verify Services signature", (Throwable)var5);
                return false;
            }
        });
    }
}

引用的其他类

• SignatureUpdater
  • 引用位置: 参数