fix bug https://github.com/AriaLyy/Aria/issues/493

SFtpComponent/.gitignore

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+/build

SFtpComponent/build.gradle

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+apply plugin: 'com.android.library'
+
+android {
+  compileSdkVersion rootProject.ext.compileSdkVersion
+  buildToolsVersion rootProject.ext.buildToolsVersion
+
+  defaultConfig {
+    minSdkVersion rootProject.ext.minSdkVersion
+    targetSdkVersion rootProject.ext.targetSdkVersion
+    versionCode rootProject.ext.versionCode
+    versionName rootProject.ext.versionName
+
+    testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    consumerProguardFiles 'consumer-rules.pro'
+  }
+
+  buildTypes {
+    release {
+      minifyEnabled false
+      proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+    }
+  }
+}
+
+dependencies {
+  implementation fileTree(dir: 'libs', include: ['*.jar'])
+
+  implementation "androidx.appcompat:appcompat:${rootProject.ext.XAppcompatVersion}"
+  implementation "com.jcraft:jsch:0.1.55"
+  implementation "com.jcraft:jzlib:1.1.3"
+  implementation project(path: ':FtpComponent')
+  compile project(path: ':PublicComponent')
+}

SFtpComponent/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

SFtpComponent/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.arialyy.aria.sftp" />

SFtpComponent/src/main/java/com/arialyy/aria/sftp/AbsSFtpInfoThread.java

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+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.arialyy.aria.sftp;
+
+import com.arialyy.aria.core.AriaConfig;
+import com.arialyy.aria.core.common.AbsEntity;
+import com.arialyy.aria.core.inf.OnFileInfoCallback;
+import com.arialyy.aria.core.upload.UploadEntity;
+import com.arialyy.aria.core.wrapper.AbsTaskWrapper;
+import com.arialyy.aria.ftp.FtpTaskOption;
+import com.arialyy.aria.util.CommonUtil;
+
+/**
+ *
+ * https://cloud.tencent.com/developer/article/1354612
+ * @author lyy
+ */
+public class AbsSFtpInfoThread<ENTITY extends AbsEntity, TASK_WRAPPER extends AbsTaskWrapper<ENTITY>>
+    implements Runnable {
+
+  private final String TAG = CommonUtil.getClassName(getClass());
+  protected ENTITY mEntity;
+  protected TASK_WRAPPER mTaskWrapper;
+  protected FtpTaskOption mTaskOption;
+  private int mConnectTimeOut;
+  protected OnFileInfoCallback mCallback;
+  protected long mSize = 0;
+  protected String charSet = "UTF-8";
+  private boolean isUpload = false;
+
+  public AbsSFtpInfoThread(TASK_WRAPPER taskWrapper, OnFileInfoCallback callback) {
+    mTaskWrapper = taskWrapper;
+    mEntity = taskWrapper.getEntity();
+    mTaskOption = (FtpTaskOption) taskWrapper.getTaskOption();
+    mConnectTimeOut = AriaConfig.getInstance().getDConfig().getConnectTimeOut();
+    mCallback = callback;
+    if (mEntity instanceof UploadEntity) {
+      isUpload = true;
+    }
+  }
+
+  @Override public void run() {
+
+  }
+}

SFtpComponent/src/main/java/com/arialyy/aria/sftp/SFtpLogin.java

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+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.arialyy.aria.sftp;
+
+import android.text.TextUtils;
+import com.jcraft.jsch.JSch;
+import com.jcraft.jsch.JSchException;
+import com.jcraft.jsch.Session;
+import java.util.Properties;
+
+/**
+ * sftp登录
+ *
+ * @author lyy
+ */
+public class SFtpLogin {
+
+  private String ip, userName, password;
+  private int port;
+  private Session session;
+  private boolean isLogin = false;
+
+  private SFtpLogin() {
+    createClient();
+  }
+
+  /**
+   * 创建客户端
+   */
+  private void createClient() {
+    JSch jSch = new JSch();
+    try {
+      if (TextUtils.isEmpty(userName)) {
+        session = jSch.getSession(userName, ip, port);
+      } else {
+        session = jSch.getSession(ip);
+      }
+      if (!TextUtils.isEmpty(password)) {
+        session.setPassword(password);
+      }
+      Properties config = new Properties();
+      config.put("StrictHostKeyChecking", "no");
+      session.setConfig(config);// 为Session对象设置properties
+      session.setTimeout(3000);// 设置超时
+      isLogin = true;
+    } catch (JSchException e) {
+      e.printStackTrace();
+    }
+  }
+
+  /**
+   * 执行登录
+   */
+  public Session login() {
+    try {
+      session.connect(); // 通过Session建立连接
+    } catch (JSchException e) {
+      e.printStackTrace();
+    }
+    return session;
+  }
+
+  /**
+   * 登出
+   */
+  public void logout() {
+    if (session != null) {
+      session.disconnect();
+    }
+    isLogin = false;
+  }
+
+  public static class Builder {
+    private String ip, userName, password;
+    private int port = 22;
+
+    public Builder setIp(String ip) {
+      this.ip = ip;
+      return this;
+    }
+
+    public Builder setUserName(String userName) {
+      this.userName = userName;
+      return this;
+    }
+
+    public Builder setPassword(String password) {
+      this.password = password;
+      return this;
+    }
+
+    public Builder setPort(int port) {
+      this.port = port;
+      return this;
+    }
+
+    public SFtpLogin build() {
+      SFtpLogin login = new SFtpLogin();
+      login.ip = ip;
+      login.userName = userName;
+      login.password = password;
+      login.port = port;
+      if (TextUtils.isEmpty(ip)) {
+        throw new IllegalArgumentException("ip不能为空");
+      }
+      if (port < 0 || port > 65534) {
+        throw new IllegalArgumentException("端口错误");
+      }
+      return login;
+    }
+  }
+}