First cut at HAL itegration

2025-12-19 00:20:26 +00:00 · 2016-05-20 16:13:48 -05:00
parent 51ce10cfc7
commit 8a468b8352
13 changed files with 620 additions and 24 deletions
--- a/src/main/java/com/bwssystems/hal/HalInfo.java
+++ b/src/main/java/com/bwssystems/hal/HalInfo.java
@@ -0,0 +1,89 @@
+package com.bwssystems.hal;
+
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.util.EntityUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.bwssystems.HABridge.NamedIP;
+import com.google.gson.Gson;
+
+public class HalInfo {
+    private static final Logger log = LoggerFactory.getLogger(HalInfo.class);
+    private static final String LIGHTS_REQUEST = "/DeviceData!DeviceCmd=GetNames!DeviceType=Light?Token=";
+    private HttpClient httpClient;
+    private NamedIP halAddress;
+	private String theToken;
+
+    public HalInfo(NamedIP addressName, String aGivenToken) {
+		super();
+        httpClient = HttpClients.createDefault();
+        halAddress = addressName;
+        theToken = aGivenToken;
+	}
+
+	public List<HalDevice> getLights() {
+		DeviceElements theHalApiResponse = null;
+		List<HalDevice> deviceList = null;
+
+		String theUrl = null;
+    	String theData;
+   		theUrl = "http://" + halAddress.getIp() + LIGHTS_REQUEST + theToken;
+   		theData = doHttpGETRequest(theUrl);
+    	if(theData != null) {
+    		log.debug("GET HalApiResponse - data: " + theData);
+	    	theHalApiResponse = new Gson().fromJson(theData, DeviceElements.class);
+	    	deviceList = new ArrayList<HalDevice>();
+	    	
+	    	Iterator<DeviceName> theDeviceNames = theHalApiResponse.getDeviceElements().iterator();
+	    	while(theDeviceNames.hasNext()) {
+	    		DeviceName theDevice = theDeviceNames.next();
+				HalDevice aNewHalDevice = new HalDevice();
+				aNewHalDevice.setHaldevicetype("lights");
+				aNewHalDevice.setHaldevicename(theDevice.getDeviceName());
+				deviceList.add(aNewHalDevice);
+	    		
+	    	}
+    	}
+    	else {
+    		log.warn("GET HalApiResponse for " + halAddress.getName() + " - returned null, no data.");
+    	}
+    	return deviceList;
+    }
+
+	//	This function executes the url against the hal
+    protected String doHttpGETRequest(String url) {
+    	String theContent = null;
+        log.debug("calling GET on URL: " + url);
+        HttpGet httpGet = new HttpGet(url);
+        try {
+            HttpResponse response = httpClient.execute(httpGet);
+            log.debug("GET on URL responded: " + response.getStatusLine().getStatusCode());
+            if(response.getStatusLine().getStatusCode() == 200){
+                theContent = EntityUtils.toString(response.getEntity(), Charset.forName("UTF-8")); //read content for data
+                EntityUtils.consume(response.getEntity()); //close out inputstream ignore content
+            }
+        } catch (IOException e) {
+            log.error("doHttpGETRequest: Error calling out to HA gateway: " + e.getMessage());
+        }
+        return theContent;
+    }
+
+	public NamedIP getHalAddress() {
+		return halAddress;
+	}
+
+	public void setHalAddress(NamedIP halAddress) {
+		this.halAddress = halAddress;
+	}
+
+}