追加したのはjersey-jsonのインストールと、 com.sun.jersey.api.json.POJOMappingFeatureの設定。 @Grab('org.eclipse.jetty.aggregate:jetty-all:9.2.6.v20141205') @Grab('com.sun.jersey:jersey-server:1.18.3') @Grab('com.sun.jersey:jersey-servlet:1.18.3') @Grab('com.sun.jersey:jersey-core:1.18.3') @Grab('com.sun.jersey:jersey-json:1.18.3') import com.sun.jersey.spi.container.servlet.ServletContainer import org.eclipse.jetty.
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