040000 tree d661674184e86fdd6ecddbe2d045cc7982937b5b	external-api
040000 tree 2165353ef8e6fb8800d0a1bed1e91afc29c23225	pipe-api
100644 blob f29b64894b6f26e808de35d02eb9fe3d1b7a6bf6	pom.xml
040000 tree 3ecea7a95ba242f2b3f7451626f3a5b3d196b395	trigger-api
040000 tree 01669a81c600c8ebe4cdce644031ae082f98d49e	udf-api