add examples/BasicHttpClient/BasicHttpClient.ino

fix get size
only fingerprint when strlen > 0

libraries/ESP8266httpClient/examples/BasicHttpClient/BasicHttpClient.ino

@@ -0,0 +1,77 @@
+/**
+ * BasicHttpClient.ino
+ *
+ *  Created on: 24.05.2015
+ *
+ */
+
+#include <Arduino.h>
+
+#include <ESP8266WiFi.h>
+#include <ESP8266WiFiMulti.h>
+
+#include <ESP8266httpClient.h>
+
+
+ESP8266WiFiMulti WiFiMulti;
+
+void setup() {
+    Serial.begin(115200);
+
+
+    Serial.println();
+    Serial.println();
+    Serial.println();
+
+
+      for(uint8_t t = 4; t > 0; t--) {
+          Serial.printf("[SETUP] WAIT %d...\n", t);
+          Serial.flush();
+          delay(1000);
+      }
+
+    WiFiMulti.addAP("SSID", "PASSWORD");
+
+    //WiFi.disconnect();
+    while(WiFiMulti.run() != WL_CONNECTED) {
+        delay(100);
+    }
+}
+
+void loop() {
+    if((WiFiMulti.run() == WL_CONNECTED)) {
+        httpClient http;
+
+        Serial.print("[HTTP] begin...\n");
+
+        http.begin("192.168.1.12", 80, "/test.html");
+
+        Serial.print("[HTTP] GET...\n");
+        if(http.GET()) {
+
+            Serial.print("[HTTP] GET... ok.\n");
+
+            size_t len = http.getSize();
+
+            uint8_t buff[128] = { 0 };
+            WiFiClient stream = http.getStream();
+            while(http.connected() && len > 0) {
+                size_t size = stream.available();
+                int c = stream.readBytes(buff, ((size > 128) ? 128 : size));
+
+                Serial.write(buff, c);
+                len -= c;
+
+                delay(0);
+            }
+            Serial.println();
+            Serial.print("[HTTP] connection closed or file end.\n");
+
+        } else {
+
+            Serial.print("[HTTP] GET... fail.\n");
+        }
+
+        delay(10000);
+    }
+}