message: Java compiler level to 1.7
diff: @@ -17,7 +17,7 @@ project(DuckDBJDummy NONE)
  file(GLOB JAVA_SRC_FILES src/main/java/nl/cwi/da/duckdb/*.java)
  file(GLOB JAVA_TEST_FILES src/test/java/nl/cwi/da/duckdb/test/*.java)
  -set(CMAKE_JAVA_COMPILE_FLAGS -source 1.6 -target 1.6)
  +set(CMAKE_JAVA_COMPILE_FLAGS -source 1.7 -target 1.7)
  add_jar(duckdb_jdbc
  ${JAVA_SRC_FILES}
  