android5.0编译报错'JNIFromJavaP' object has no attribute 'fully_qualified_class'

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在尝试编译Android 5.0时遇到一个错误，具体为'JNIFromJavaP'对象没有'fully_qualified_class'属性。错误源于jnigen脚本，可能由于系统中同时存在不兼容的JDK版本（如JDK1.6和JDK1.7）。解决方案是卸载JDK1.6.0并调整环境变量，之后编译过程恢复正常。

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Traceback (most recent call last):
File "../base/android/jni_generator/jni_generator.py", line 1527, in <module>
sys.exit(main(sys.argv))
File "../base/android/jni_generator/jni_generator.py", line 1518, in main
GenerateJNIHeader(input_file, output_file, options)
File "../base/android/jni_generator/jni_generator.py", line 1401, in GenerateJNIHeader
jni_from_javap = JNIFromJavaP.CreateFromClass(input_file, options)
File "../base/android/jni_generator/jni_generator.py", line 652, in CreateFromClass
jni_from_javap = JNIFromJavaP(stdout.split('\n'), options)
File "../base/android/jni_generator/jni_generator.py", line 577, in __init__
self.fully_qualified_class = self.fully_qualified_class.replace('.', '/')
AttributeError: 'JNIFromJavaP' object has no attribute 'fully_qualified_class'
Traceback (most recent call last):
File "../base/android/jni_generator/jni_generator.py", line 1527, in <module>
sys.exit(main(sys.argv))
File "../base/android/jni_generator/jni_generator.py", line 1518, in main
GenerateJNIHeader(input_file, output_file, options)
File "../base/android/jni_generator/jni_generator.py", line 1401, in GenerateJNIHeader
jni_from_javap = JNIFromJavaP.CreateFromClass(input_file, options)
File "../base/android/jni_generator/jni_generator.py", line 652, in CreateFromClass
jni_from_javap = JNIFromJavaP(stdout.split('\n'), options)
File "../base/android/jni_generator/jni_generator.py", line 577, in __init__
self.fully_qualified_class = self.fully_qualified_class.replace('.', '/')
AttributeError: 'JNIFromJavaP' object has no attribute 'fully_qualified_class'
make: *** [out/target/product/k35v1_64_om_pre/obj/GYP/shared_intermediates/content/jni/HashSet_jni.h] Error 1
make: *** Waiting for unfinished jobs....
make: *** [out/target/product/k35v1_64_om_pre/obj/GYP/shared_intermediates/content/jni/MotionEvent_jni.h] Error 1
target StaticLib: third_party_libjingle_libjingle_gyp (out/target/product/k35v1_64_om_pre/obj/STATIC_LIBRARIES/third_party_libjingle_libjingle_gyp_intermediates/third_party_libjingle_libjingle_gyp.a)

问题分析：开始装了openjdk7，后面又装了jdk1.6.很可能是系统有jdk1.6.0 和jdk1.7不兼容导致。

解决方法：卸载jdk1.6.0 即删除rm -rf jdk1.6.0_45/ 并去除环境变量，编译正常。