给我你的怀抱2017-05-17 10:08:47
compile group: 'com.fasterxml.jackson.core', name: 'jackson-annotations', version: '2.8.7'
compile group: 'com.fasterxml.jackson.core', name: 'jackson-databind' , version: '2.8.7'
compile group: 'com.fasterxml.jackson.core', name: 'jackson-core', version: '2.8.7'
看看你專案有沒有引用這三個包,有時候你後台雖然沒有報錯,但是spring會報這個json轉換異常,因為缺少這幾個包