Yogyakarta - school graduation celebration still marked vandalized school uniforms and convoys . As do hundreds of students in front of SMK 3 Yogyakarta to gather and doodles uniforms .
Police officers came to the scene and broke up the learners to anticipate the possibility of conflicts with other groups .
"If togethers like this easily persuaded when I meet with other groups. This is likely to meet with other groups , so before that happens we disbanded , " said police chief Jetis , Yogyakarta , Commissioner Khundori in front of SMK 3 Yogyakarta on Saturday ( 05.07.2016 ) .
The police will take firm action against students who convoyed and disrupt society . Mneurut Khundori , there is a team to monitor the ' movement ' pelajat . If there are groups of students who gather or convoyed it will be disbanded .