Phone [Q] can we install openjdk as building envirement

Ubuntu does not support sun-java6-jdk installation forever. So I only can install openjdk in my Ubuntu. Then I build Android with command "make -j4", but it failed. the Error information as below:
find: "drm/java": not found
find: "drm/java": not found
/bin/bash: prebuilt/linux-x86/sdl/bin/sdl-config: not found
/bin/bash: prebuilt/linux-x86/sdl/bin/sdl-config: not found
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external/qemu/elff/elf_alloc.h: In static member function ‘static void* DwarfAllocBase:perator new(size_t)’:
external/qemu/elff/elf_alloc.h:156: warning: ‘operator new’ must not return NULL unless it is declared ‘throw()’ (or -fcheck-new is in effect)
host C++: emulator-elff <= external/qemu/elff/elf_file.cc
In file included from external/qemu/elff/dwarf_die.h:21,
from external/qemu/elff/elf_file.h:20,
from external/qemu/elff/elf_file.cc:18:
external/qemu/elff/elf_alloc.h: In static member function ‘static void* DwarfAllocBase:perator new(size_t)’:
external/qemu/elff/elf_alloc.h:156: warning: ‘operator new’ must not return NULL unless it is declared ‘throw()’ (or -fcheck-new is in effect)
host C++: emulator-elff <= external/qemu/elff/elf_mapped_section.cc
make: *** no rules to creat “out/host/linux-x86/obj/EXECUTABLES/emulator_intermediates/emulator”