ava.lang.ClassNotFoundException: com.fasterxml.jackson.core.JsonGenerator

7월 18, 2023 1:19:03 오후 org.apache.catalina.core.StandardWrapperValve invoke
심각: Servlet.service() for servlet [jsp] in context with path [/Probio] threw exception [javax.servlet.ServletException: Servlet.init() for servlet action threw exception] with root cause
java.lang.ClassNotFoundException: com.fasterxml.jackson.core.JsonGenerator
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1305)
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1157)
at java.lang.Class.getDeclaredMethods0(Native Method)

-> 실행 라이브러리가 개발 환경 내에 존재하지 않음.

해결

pom.xml에

		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-core</artifactId>
			<version>2.9.9</version>
		</dependency>
		
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-databind</artifactId>
			<version>2.9.9</version>
		</dependency>

후 maven update 하여 해결.