View Compilation Error

0_0_7998315_7327.cpp:1: error: `boolean' does not name a type
0_0_7998315_7327.cpp:2: error: `ServerSocket' does not name a type
0_0_7998315_7327.cpp:3: error: `Socket' does not name a type
0_0_7998315_7327.cpp:4: error: `DataInputStream' does not name a type
0_0_7998315_7327.cpp:6: error: expected unqualified-id before "try"
0_0_7998315_7327.cpp:6: error: expected `,' or `;' before "try"
0_0_7998315_7327.cpp:8: error: expected unqualified-id before "catch"
0_0_7998315_7327.cpp:8: error: expected `,' or `;' before "catch"
0_0_7998315_7327.cpp:11: error: expected unqualified-id before "try"
0_0_7998315_7327.cpp:11: error: expected `,' or `;' before "try"
0_0_7998315_7327.cpp:30: error: expected unqualified-id before "catch"
0_0_7998315_7327.cpp:30: error: expected `,' or `;' before "catch"