升级方法如下：
UpdateHelper updateHelper = new UpdateHelper.Builder(this)
.checkUrl("http://www.shelwee.com/check.jsp")
.isAutoInstall(false) //设置为false需在下载完手动点击安装;默认值为true，下载后自动安装。
.build();
updateHelper.check(); 资源文件列表
.gradle/3.3/taskArtifacts/fileHashes.bin , 328228
.gradle/3.3/taskArtifacts/fileSnapshots.bin , 5179903
.gradle/3.3/taskArtifacts/taskArtifacts.bin , 171956
.gradle/3.3/taskArtifacts/taskArtifacts.lock , 17
.gradle/3.3/tasks/_app_compileDebugJavaWithJavac/localClassSetAnalysis/localClassSetAnalysis.bin , 107730
.gradle/3.3/tasks/_app_compileDebugJavaWithJavac/localClassSetAnalysis/localClassSetAnalysis.lock , 17
.gradle/3.3/tasks/_app_compileDebugJavaWithJavac/localJarClasspathSnapshot/localJarClasspathSnapshot.bin , 22598
.gradle/3.3/tasks/_app_compileDebugJavaWithJavac/localJarClasspathSnapshot/localJarClasspathSnapshot.lock , 17
.gradle/3.3/tasks/_UpdateHelper_compileReleaseJavaWithJavac/localClassSetAnalysis/localClassSetAnalysis.bin , 26878
.gradle/3.3/tasks/_UpdateHelper_compileReleaseJavaWithJavac/localClassSetAnalysis/localClassSetAnalysis.lock , 17
.gradle/3.3/tasks/_UpdateHelper_compileReleaseJavaWithJavac/localJarClasspathSnapshot/localJarClasspathSnapshot.bin , 19810
.gradle/3.3/tasks/_UpdateHelper_compileReleaseJavaWithJavac/localJarClasspathSnapshot/localJarClasspathSnapshot.lock , 17
.idea/compiler.xml , 686
.idea/copyright/profiles_settings.xml , 76
.idea/gradle.xml , 692
.idea/libraries/animated_vector_drawable_25_3_1.xml , 607
.idea/libraries/appcompat_v7_25_3_1.xml , 571
.idea/libraries/constraint_layout_1_0_0_alpha7.xml , 417
.idea/libraries/constraint_layout_solver_1_0_0_alpha7.xml , 364
.idea/libraries/design_25_3_1.xml , 553
.idea/libraries/espresso_core_2_2_2.xml , 585
.idea/libraries/espresso_idling_resource_2_2_2.xml , 618
.idea/libraries/exposed_instrumentation_api_publish_0_5.xml , 636
.idea/libraries/hamcrest_core_1_3.xml , 526
.idea/libraries/hamcrest_integration_1_3.xml , 354
.idea/libraries/hamcrest_library_1_3.xml , 342
.idea/libraries/javawriter_2_1_1.xml , 330
.idea/libraries/javax_annotation_api_1_2.xml , 358
.idea/libraries/javax_inject_1.xml , 324
.idea/libraries/jsr305_2_0_1.xml , 330
.idea/libraries/junit_4_12.xml , 477
.idea/libraries/recyclerview_v7_25_3_1.xml , 580
.idea/libraries/rules_0_5.xml , 546
.idea/libraries/runner_0_5.xml , 549
.idea/libraries/support_annotations_25_3_1.xml , 507
.idea/libraries/support_compat_25_3_1.xml , 577
.idea/libraries/support_core_ui_25_3_1.xml , 580
.idea/libraries/support_core_utils_25_3_1.xml , 589
.idea/libraries/support_fragment_25_3_1.xml , 583
.idea/libraries/support_media_compat_25_3_1.xml , 595
.idea/libraries/support_v4_25_3_1.xml , 404
.idea/libraries/support_vector_drawable_25_3_1.xml , 604
.idea/libraries/transition_25_3_1.xml , 565
.idea/misc.xml , 2271
.idea/modules.xml , 496
.idea/runConfigurations.xml , 564
.idea/vcs.xml , 180
.idea/workspace.xml , 261261
app/.gitignore , 8
app/app.iml , 10525
app/build.gradle , 1301
app/build/generated/source/buildConfig/androidTest/debug/com/bullsofts/friends/fupin/test/BuildConfig.java , 471
app/build/generated/source/buildConfig/debug/com/bullsofts/friends/fupin/BuildConfig.java , 461
app/build/generated/source/r/androidTest/debug/android/app/R.java , 241
app/build/generated/source/r/androidTest/debug/android/support/test/espresso/idling/R.java , 266
app/build/generated/source/r/androidTest/debug/android/support/test/espresso/R.java , 362
app/build/generated/source/r/androidTest/debug/android/support/test/R.java , 250
app/build/generated/source/r/androidTest/debug/android/support/test/rule/R.java , 358
app/build/generated/source/r/androidTest/debug/com/bullsofts/friends/fupin/test/R.java , 407
app/build/generated/source/r/debug/android/support/compat/R.java , 252
app/build/generated/source/r/debug/android/support/constraint/R.java , 5539
app/build/generated/source/r/debug/android/support/coreui/R.java , 252
app/build/generated/source/r/debug/android/support/coreutils/R.java , 255
app/build/generated/source/r/debug/android/support/design/R.java , 139702
app/build/generated/source/r/debug/android/support/fragment/R.java , 254
app/build/generated/source/r/debug/android/support/graphics/drawable/animated/R.java , 272
app/build/generated/source/r/debug/android/support/graphics/drawable/R.java , 263
app/build/generated/source/r/debug/android/support/mediacompat/R.java , 257
app/build/generated/source/r/debug/android/support/transition/R.java , 450
app/build/generated/source/r/debug/android/support/v4/R.java , 248
app/build/generated/source/r/debug/android/support/v7/appcompat/R.java , 110550
app/build/generated/source/r/debug/android/support/v7/recyclerview/R.java , 1571
app/build/generated/source/r/debug/com/bullsofts/friends/fupin/R.java , 649123
app/build/generated/source/r/debug/com/shelwee/update/R.java , 111467
app/build/intermediates/blame/res/androidTest/debug/multi/values.json , 924
app/build/intermediates/blame/res/debug/multi/values-af.json , 15583
app/build/intermediates/blame/res/debug/multi/values-am.json , 15577
app/build/intermediates/blame/res/debug/multi/values-ar.json , 15585
app/build/intermediates/blame/res/debug/multi/values-az-rAZ.json , 15015
app/build/intermediates/blame/res/debug/multi/values-b+sr+Latn.json , 15895
app/build/intermediates/blame/res/debug/multi/values-be-rBY.json , 15765
app/build/intermediates/blame/res/debug/multi/values-bg.json , 15589
app/build/intermediates/blame/res/debug/multi/values-bn-rBD.json , 15769
app/build/intermediates/blame/res/debug/multi/values-bs-rBA.json , 15765
app/build/intermediates/blame/res/debug/multi/values-ca.json , 15589
app/build/intermediates/blame/res/debug/multi/values-cs.json , 15585
app/build/intermediates/blame/res/debug/multi/values-da.json , 15581
app/build/intermediates/blame/res/debug/multi/values-de.json , 15585
app/build/intermediates/blame/res/debug/multi/values-el.json , 15591
app/build/intermediates/blame/res/debug/multi/values-en-rAU.json , 15757
app/build/intermediates/blame/res/debug/multi/values-en-rGB.json , 15757
app/build/intermediates/blame/res/debug/multi/values-en-rIN.json , 15757
app/build/intermediates/blame/res/debug/multi/values-es-rUS.json , 15767
app/build/intermediates/blame/res/debug/multi/values-es.json , 15587
app/build/intermediates/blame/res/debug/multi/values-et-rEE.json , 15767
app/build/intermediates/blame/res/debug/multi/values-eu-rES.json , 15763
app/build/intermediates/blame/res/debug/multi/values-fa.json , 15587
app/build/intermediates/blame/res/debug/multi/values-fi.json , 15581
app/build/intermediates/blame/res/debug/multi/values-fr-rCA.json , 15767
app/build/intermediates/blame/res/debug/multi/values-fr.json , 15591
app/build/intermediates/blame/res/debug/multi/values-gl-rES.json , 15765
app/build/intermediates/blame/res/debug/multi/values-gu-rIN.json , 15761
app/build/intermediates/blame/res/debug/multi/values-h720dp-v13.json , 957
app/build/intermediates/blame/res/debug/multi/values-hdpi-v4.json , 1017
app/build/intermediates/blame/res/debug/multi/values-hi.json , 15587
app/build/intermediates/blame/res/debug/multi/values-hr.json , 15585
app/build/intermediates/blame/res/debug/multi/values-hu.json , 15591
app/build/intermediates/blame/res/debug/multi/values-hy-rAM.json , 15759
app/build/intermediates/blame/res/debug/multi/values-in.json , 15587
app/build/intermediates/blame/res/debug/multi/values-is-rIS.json , 15755
app/build/intermediates/blame/res/debug/multi/values-it.json , 15583
app/build/intermediates/blame/res/debug/multi/values-iw.json , 15579
app/build/intermediates/blame/res/debug/multi/values-ja.json , 15573
app/build/intermediates/blame/res/debug/multi/values-ka-rGE.json , 15763
app/build/intermediates/blame/res/debug/multi/values-kk-rKZ.json , 15761
app/build/intermediates/blame/res/debug/multi/values-km-rKH.json , 15759
app/build/intermediates/blame/res/debug/multi/values-kn-rIN.json , 15765
app/build/intermediates/blame/res/debug/multi/values-ko.json , 15569
app/build/intermediates/blame/res/debug/multi/values-ky-rKG.json , 15761
app/build/intermediates/blame/res/debug/multi/values-land.json , 3932
app/build/intermediates/blame/res/debug/multi/values-large-v4.json , 6875
app/build/intermediates/blame/res/debug/multi/values-ldltr-v21.json , 955
app/build/intermediates/blame/res/debug/multi/values-lo-rLA.json , 15757
app/build/intermediates/blame/res/debug/multi/values-lt.json , 15591
app/build/intermediates/blame/res/debug/multi/values-lv.json , 15589
app/build/intermediates/blame/res/debug/multi/values-mk-rMK.json , 14275
app/build/intermediates/blame/res/debug/multi/values-ml-rIN.json , 15765
app/build/intermediates/blame/res/debug/multi/values-mn-rMN.json , 15759
app/build/intermediates/blame/res/debug/multi/values-mr-rIN.json , 15765
app/build/intermediates/blame/res/debug/multi/values-ms-rMY.json , 15763
app/build/intermediates/blame/res/debug/multi/values-my-rMM.json , 15767
app/build/intermediates/blame/res/debug/multi/values-nb.json , 15577
app/build/intermediates/blame/res/debug/multi/values-ne-rNP.json , 15769
app/build/intermediates/blame/res/debug/multi/values-night-v8.json , 5393
app/build/intermediates/blame/res/debug/multi/values-nl.json , 15591
app/build/intermediates/blame/res/debug/multi/values-pa-rIN.json , 15757
app/build/intermediates/blame/res/debug/multi/values-pl.json , 15587
app/build/intermediates/blame/res/debug/multi/values-port.json , 933
app/build/intermediates/blame/res/debug/multi/values-pt-rBR.json , 15767
app/build/intermediates/blame/res/debug/multi/values-pt-rPT.json , 15767
app/build/intermediates/blame/res/debug/multi/values-pt.json , 15591
app/build/intermediates/blame/res/debug/multi/values-ro.json , 15591
app/build/intermediates/blame/res/debug/multi/values-ru.json , 15589
app/build/intermediates/blame/res/debug/multi/values-si-rLK.json , 15763
app/build/intermediates/blame/res/debug/multi/values-sk.json , 15583
app/build/intermediates/blame/res/debug/multi/values-sl.json , 15587
app/build/intermediates/blame/res/debug/multi/values-sq-rAL.json , 15763
app/build/intermediates/blame/res/debug/multi/values-sr.json , 15587
app/build/intermediates/blame/res/debug/multi/values-sv.json , 15585
app/build/intermediates/blame/res/debug/multi/values-sw.json , 15583
app/build/intermediates/blame/res/debug/multi/values-sw600dp-v13.json , 13738
最多只能显示150条信息!