NFC的读取和写入简单使用

[{"title":"（ 55 个子文件 492KB ） NFC的读取和写入简单使用","children":[{"title":"NFC","children":[{"title":"gradlew <span style='color:#111;'> 5.17KB </span>","children":null,"spread":false},{"title":"settings.gradle <span style='color:#111;'> 40B </span>","children":null,"spread":false},{"title":"gradle","children":[{"title":"wrapper","children":[{"title":"gradle-wrapper.properties <span style='color:#111;'> 236B </span>","children":null,"spread":false},{"title":"gradle-wrapper.jar <span style='color:#111;'> 53.06KB </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":".gradle","children":[{"title":"buildOutputCleanup","children":[{"title":"outputFiles.bin <span style='color:#111;'> 19.87KB </span>","children":null,"spread":false},{"title":"cache.properties <span style='color:#111;'> 51B </span>","children":null,"spread":false},{"title":"buildOutputCleanup.lock <span style='color:#111;'> 17B </span>","children":null,"spread":false}],"spread":true},{"title":"4.4","children":[{"title":"fileChanges","children":[{"title":"last-build.bin <span style='color:#111;'> 1B </span>","children":null,"spread":false}],"spread":true},{"title":"taskHistory","children":[{"title":"taskHistory.lock <span style='color:#111;'> 17B </span>","children":null,"spread":false},{"title":"taskHistory.bin <span style='color:#111;'> 807.44KB </span>","children":null,"spread":false}],"spread":true},{"title":"javaCompile","children":[{"title":"javaCompile.lock <span style='color:#111;'> 17B </span>","children":null,"spread":false},{"title":"classAnalysis.bin <span style='color:#111;'> 615.77KB </span>","children":null,"spread":false},{"title":"jarAnalysis.bin <span style='color:#111;'> 260.42KB </span>","children":null,"spread":false},{"title":"taskJars.bin <span style='color:#111;'> 22.13KB </span>","children":null,"spread":false},{"title":"taskHistory.bin <span style='color:#111;'> 379.42KB </span>","children":null,"spread":false}],"spread":true},{"title":"fileContent","children":[{"title":"fileContent.lock <span style='color:#111;'> 17B </span>","children":null,"spread":false}],"spread":true},{"title":"fileHashes","children":[{"title":"fileHashes.bin <span style='color:#111;'> 205.04KB </span>","children":null,"spread":false},{"title":"resourceHashesCache.bin <span style='color:#111;'> 19.86KB </span>","children":null,"spread":false},{"title":"fileHashes.lock <span style='color:#111;'> 17B </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true},{"title":"local.properties <span style='color:#111;'> 338B </span>","children":null,"spread":false},{"title":"gradlew.bat <span style='color:#111;'> 2.21KB </span>","children":null,"spread":false},{"title":"gradle.properties <span style='color:#111;'> 1.06KB </span>","children":null,"spread":false},{"title":".gitignore <span style='color:#111;'> 222B </span>","children":null,"spread":false},{"title":"app","children":[{"title":"src","children":[{"title":"androidTest","children":[{"title":"java","children":[{"title":"com","children":[{"title":"ts","children":[{"title":"nfc","children":[{"title":"ExampleInstrumentedTest.java <span style='color:#111;'> 759B </span>","children":null,"spread":false}],"spread":false}],"spread":false}],"spread":true}],"spread":true}],"spread":true},{"title":"test","children":[{"title":"java","children":[{"title":"com","children":[{"title":"ts","children":[{"title":"nfc","children":[{"title":"ExampleUnitTest.java <span style='color:#111;'> 387B </span>","children":null,"spread":false}],"spread":false}],"spread":false}],"spread":false}],"spread":true}],"spread":true},{"title":"main","children":[{"title":"AndroidManifest.xml <span style='color:#111;'> 1.96KB </span>","children":null,"spread":false},{"title":"res","children":[{"title":"mipmap-hdpi","children":[{"title":"ic_launcher.png <span style='color:#111;'> 3.51KB </span>","children":null,"spread":false},{"title":"ic_launcher_round.png <span style='color:#111;'> 5.21KB </span>","children":null,"spread":false}],"spread":false},{"title":"mipmap-xxxhdpi","children":[{"title":"ic_launcher.png <span style='color:#111;'> 10.40KB </span>","children":null,"spread":false},{"title":"ic_launcher_round.png <span style='color:#111;'> 16.18KB </span>","children":null,"spread":false}],"spread":false},{"title":"mipmap-xhdpi","children":[{"title":"ic_launcher.png <span style='color:#111;'> 4.81KB </span>","children":null,"spread":false},{"title":"ic_launcher_round.png <span style='color:#111;'> 7.30KB </span>","children":null,"spread":false}],"spread":false},{"title":"xml","children":[{"title":"nfc_tech_filter.xml <span style='color:#111;'> 879B </span>","children":null,"spread":false}],"spread":false},{"title":"mipmap-anydpi-v26","children":[{"title":"ic_launcher.xml <span style='color:#111;'> 276B </span>","children":null,"spread":false},{"title":"ic_launcher_round.xml <span style='color:#111;'> 276B </span>","children":null,"spread":false}],"spread":false},{"title":"mipmap-mdpi","children":[{"title":"ic_launcher.png <span style='color:#111;'> 2.57KB </span>","children":null,"spread":false},{"title":"ic_launcher_round.png <span style='color:#111;'> 3.31KB </span>","children":null,"spread":false}],"spread":false},{"title":"drawable","children":[{"title":"ic_launcher_background.xml <span style='color:#111;'> 5.64KB </span>","children":null,"spread":false}],"spread":false},{"title":"layout","children":[{"title":"activity_read_nfc.xml <span style='color:#111;'> 699B </span>","children":null,"spread":false},{"title":"activity_write_nfc.xml <span style='color:#111;'> 1.29KB </span>","children":null,"spread":false},{"title":"activity_main.xml <span style='color:#111;'> 755B </span>","children":null,"spread":false}],"spread":false},{"title":"drawable-v24","children":[{"title":"ic_launcher_foreground.xml <span style='color:#111;'> 1.69KB </span>","children":null,"spread":false}],"spread":false},{"title":"values","children":[{"title":"colors.xml <span style='color:#111;'> 212B </span>","children":null,"spread":false},{"title":"strings.xml <span style='color:#111;'> 67B </span>","children":null,"spread":false},{"title":"styles.xml <span style='color:#111;'> 390B </span>","children":null,"spread":false}],"spread":false},{"title":"mipmap-xxhdpi","children":[{"title":"ic_launcher.png <span style='color:#111;'> 7.72KB </span>","children":null,"spread":false},{"title":"ic_launcher_round.png <span style='color:#111;'> 11.59KB </span>","children":null,"spread":false}],"spread":false}],"spread":false},{"title":"java","children":[{"title":"com","children":[{"title":"ts","children":[{"title":"nfc","children":[{"title":"MainActivity.java <span style='color:#111;'> 743B </span>","children":null,"spread":false},{"title":"WriteNfcActivity.java <span style='color:#111;'> 3.89KB </span>","children":null,"spread":false},{"title":"util","children":[{"title":"NfcUtil.java <span style='color:#111;'> 4.64KB </span>","children":null,"spread":false}],"spread":false},{"title":"ReadNfcActivity.java <span style='color:#111;'> 2.16KB </span>","children":null,"spread":false}],"spread":false}],"spread":false}],"spread":false}],"spread":false}],"spread":true}],"spread":true},{"title":"libs","children":null,"spread":false},{"title":".gitignore <span style='color:#111;'> 6B </span>","children":null,"spread":false},{"title":"build.gradle <span style='color:#111;'> 921B </span>","children":null,"spread":false},{"title":"proguard-rules.pro <span style='color:#111;'> 770B </span>","children":null,"spread":false}],"spread":true},{"title":"build.gradle <span style='color:#111;'> 553B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]