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https://github.com/PaperMC/Paper.git
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61 lines
3.4 KiB
Diff
61 lines
3.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Nassim Jahnke <nassim@njahnke.dev>
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Date: Sat, 6 Jan 2024 14:18:58 +0100
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Subject: [PATCH] Return null for empty String in NamespacedKey.fromString
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diff --git a/src/main/java/org/bukkit/NamespacedKey.java b/src/main/java/org/bukkit/NamespacedKey.java
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index 8ac72cb0b05e2c493d98310f2e87c3714d15c5e3..97cf6b6acdd71740b75658f14ca5cabbacb108d4 100644
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--- a/src/main/java/org/bukkit/NamespacedKey.java
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+++ b/src/main/java/org/bukkit/NamespacedKey.java
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@@ -90,7 +90,7 @@ public final class NamespacedKey implements net.kyori.adventure.key.Key, com.des
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this.key = key;
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String string = toString();
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- Preconditions.checkArgument(string.length() < 256, "NamespacedKey must be less than 256 characters", string);
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+ Preconditions.checkArgument(string.length() <= Short.MAX_VALUE, "NamespacedKey must be less than 32768 characters", string); // Paper - Fix improper length validation
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}
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/**
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@@ -117,7 +117,7 @@ public final class NamespacedKey implements net.kyori.adventure.key.Key, com.des
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Preconditions.checkArgument(isValidKey(this.key), "Invalid key. Must be [a-z0-9/._-]: %s", this.key);
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String string = toString();
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- Preconditions.checkArgument(string.length() < 256, "NamespacedKey must be less than 256 characters (%s)", string);
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+ Preconditions.checkArgument(string.length() <= Short.MAX_VALUE, "NamespacedKey must be less than 32768 characters", string); // Paper - Fix improper length validation
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}
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@NotNull
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@@ -206,7 +206,10 @@ public final class NamespacedKey implements net.kyori.adventure.key.Key, com.des
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*/
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@Nullable
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public static NamespacedKey fromString(@NotNull String string, @Nullable Plugin defaultNamespace) {
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- Preconditions.checkArgument(string != null && !string.isEmpty(), "Input string must not be empty or null");
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+ // Paper - Return null for empty string, check length
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+ Preconditions.checkArgument(string != null, "Input string must not be null");
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+ if (string.isEmpty() || string.length() > Short.MAX_VALUE) return null;
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+ // Paper end - Return null for empty string, check length
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String[] components = string.split(":", 3);
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if (components.length > 2) {
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diff --git a/src/test/java/org/bukkit/NamespacedKeyTest.java b/src/test/java/org/bukkit/NamespacedKeyTest.java
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index 6317798e43332f34f79970ded0f023beee868fed..d4e9e24b705a7ac3e9f4fc27eefa44ecb16aa35c 100644
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--- a/src/test/java/org/bukkit/NamespacedKeyTest.java
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+++ b/src/test/java/org/bukkit/NamespacedKeyTest.java
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@@ -29,6 +29,7 @@ public class NamespacedKeyTest {
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assertNull(NamespacedKey.fromString("foo:bar:bazz"));
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}
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+ @org.junit.jupiter.api.Disabled // Paper - Fixup NamespacedKey handling
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@Test
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public void testFromStringEmptyInput() {
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assertThrows(IllegalArgumentException.class, () -> NamespacedKey.fromString(""));
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@@ -75,6 +76,7 @@ public class NamespacedKeyTest {
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"loremipsumdolorsitametconsecteturadipiscingelitduisvolutpatvelitsitametmaximusscelerisquemorbiullamcorperexacconsequategestas").toString();
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}
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+ @org.junit.jupiter.api.Disabled // Paper - Fixup NamespacedKey handling
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@Test
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public void testAboveLength() {
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assertThrows(IllegalArgumentException.class, () -> new NamespacedKey("loremipsumdolorsitametconsecteturadipiscingelitduisvolutpatvelitsitametmaximusscelerisquemorbiullamcorperexacconsequategestas",
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