Restored Javadoc link to Jackson now that they support Java Modules.

Author: cowwoc

guava/pom.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>io.github.cowwoc.requirements</groupId>
@@ -56,9 +57,13 @@
 								<option>summary</option>
 							</additionalOptions>
 							<validateLinks>true</validateLinks>
+							<!--
+							Cannot link to Guava's Javadoc due to https://github.com/google/guava/issues/5653.
+
 							<links>
 								<link>https://guava.dev/releases/${guava.version}/api/docs/</link>
 							</links>
+							-->
 							<offlineLinks>
 								<offlineLink>
 									<url>https://cowwoc.github.io/requirements.java/${project.version}/</url>

jackson/pom.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>io.github.cowwoc.requirements</groupId>
@@ -56,10 +57,10 @@
 								<option>summary</option>
 							</additionalOptions>
 							<validateLinks>true</validateLinks>
-							<!--
-							Cannot link to Jackson's Javadoc due to
-							https://github.com/apache/maven-javadoc-plugin/issues/1167.
-							-->
+							<links>
+								<link>https://javadoc.io/doc/tools.jackson.core/jackson-databind/${jackson.version}/
+								</link>
+							</links>
 							<offlineLinks>
 								<offlineLink>
 									<url>https://cowwoc.github.io/requirements.java/${project.version}/</url>

pom.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>io.github.cowwoc.requirements</groupId>
 	<artifactId>requirements</artifactId>
@@ -208,10 +209,16 @@
 									<option>summary</option>
 								</additionalOptions>
 								<validateLinks>true</validateLinks>
-								<!--
-								Cannot link to Guava or Jackson's Javadoc due to
-								https://github.com/apache/maven-javadoc-plugin/issues/1167.
-								-->
+								<links>
+									<!--
+									Cannot link to Guava's Javadoc due to https://github.com/google/guava/issues/5653.
+
+									<link>https://javadoc.io/doc/com.google.guava/guava/${guava.version}/</link>
+									-->
+									<link>
+										https://javadoc.io/doc/tools.jackson.core/jackson-databind/${jackson.version}/
+									</link>
+								</links>
 								<excludePackageNames>
 									io.github.cowwoc.requirements13.java.internal,
 									io.github.cowwoc.requirements13.java.internal.*,