fix: 修复中介导入成功条数计算错误

问题：
- 导入成功条数显示为负数
- 原因：成功数量计算使用 validRecords.size() - failures.size()
- 但没有使用实际的数据库操作返回值

修复：
- saveBatchWithUpsert 和 saveBatch 方法现在返回 int
- 累加实际的数据库影响行数
- 使用 actualSuccessCount 变量跟踪真实成功数量

影响范围：
- CcdiIntermediaryPersonImportServiceImpl
- CcdiIntermediaryEntityImportServiceImpl

doc/test-data/purchase_transaction/node_modules/jszip/lib/nodejs/NodejsStreamInputAdapter.js

@@ -0,0 +1,74 @@
+"use strict";
+
+var utils = require("../utils");
+var GenericWorker = require("../stream/GenericWorker");
+
+/**
+ * A worker that use a nodejs stream as source.
+ * @constructor
+ * @param {String} filename the name of the file entry for this stream.
+ * @param {Readable} stream the nodejs stream.
+ */
+function NodejsStreamInputAdapter(filename, stream) {
+    GenericWorker.call(this, "Nodejs stream input adapter for " + filename);
+    this._upstreamEnded = false;
+    this._bindStream(stream);
+}
+
+utils.inherits(NodejsStreamInputAdapter, GenericWorker);
+
+/**
+ * Prepare the stream and bind the callbacks on it.
+ * Do this ASAP on node 0.10 ! A lazy binding doesn't always work.
+ * @param {Stream} stream the nodejs stream to use.
+ */
+NodejsStreamInputAdapter.prototype._bindStream = function (stream) {
+    var self = this;
+    this._stream = stream;
+    stream.pause();
+    stream
+        .on("data", function (chunk) {
+            self.push({
+                data: chunk,
+                meta : {
+                    percent : 0
+                }
+            });
+        })
+        .on("error", function (e) {
+            if(self.isPaused) {
+                this.generatedError = e;
+            } else {
+                self.error(e);
+            }
+        })
+        .on("end", function () {
+            if(self.isPaused) {
+                self._upstreamEnded = true;
+            } else {
+                self.end();
+            }
+        });
+};
+NodejsStreamInputAdapter.prototype.pause = function () {
+    if(!GenericWorker.prototype.pause.call(this)) {
+        return false;
+    }
+    this._stream.pause();
+    return true;
+};
+NodejsStreamInputAdapter.prototype.resume = function () {
+    if(!GenericWorker.prototype.resume.call(this)) {
+        return false;
+    }
+
+    if(this._upstreamEnded) {
+        this.end();
+    } else {
+        this._stream.resume();
+    }
+
+    return true;
+};
+
+module.exports = NodejsStreamInputAdapter;

doc/test-data/purchase_transaction/node_modules/jszip/lib/nodejs/NodejsStreamOutputAdapter.js

@@ -0,0 +1,42 @@
+"use strict";
+
+var Readable = require("readable-stream").Readable;
+
+var utils = require("../utils");
+utils.inherits(NodejsStreamOutputAdapter, Readable);
+
+/**
+* A nodejs stream using a worker as source.
+* @see the SourceWrapper in http://nodejs.org/api/stream.html
+* @constructor
+* @param {StreamHelper} helper the helper wrapping the worker
+* @param {Object} options the nodejs stream options
+* @param {Function} updateCb the update callback.
+*/
+function NodejsStreamOutputAdapter(helper, options, updateCb) {
+    Readable.call(this, options);
+    this._helper = helper;
+
+    var self = this;
+    helper.on("data", function (data, meta) {
+        if (!self.push(data)) {
+            self._helper.pause();
+        }
+        if(updateCb) {
+            updateCb(meta);
+        }
+    })
+        .on("error", function(e) {
+            self.emit("error", e);
+        })
+        .on("end", function () {
+            self.push(null);
+        });
+}
+
+
+NodejsStreamOutputAdapter.prototype._read = function() {
+    this._helper.resume();
+};
+
+module.exports = NodejsStreamOutputAdapter;