Revision b722cab3 src/com/rackspacecloud/android/ViewLoadBalancerActivity.java
| b/src/com/rackspacecloud/android/ViewLoadBalancerActivity.java | ||
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*/ |
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package com.rackspacecloud.android; |
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import java.io.IOException; |
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import java.io.StringReader; |
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import javax.xml.parsers.FactoryConfigurationError; |
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import javax.xml.parsers.ParserConfigurationException; |
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import javax.xml.parsers.SAXParser; |
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import javax.xml.parsers.SAXParserFactory; |
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import java.util.ArrayList; |
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import java.util.Collections; |
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import org.apache.http.HttpResponse; |
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import org.apache.http.client.ClientProtocolException; |
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import org.apache.http.impl.client.BasicResponseHandler; |
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import org.xml.sax.InputSource; |
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import org.xml.sax.SAXException; |
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import org.xml.sax.XMLReader; |
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import android.app.Activity; |
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import android.app.AlertDialog; |
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import android.app.Dialog; |
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import android.app.ProgressDialog; |
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import android.content.Context; |
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import android.content.DialogInterface; |
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import android.content.Intent; |
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import android.graphics.Color; |
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import android.os.AsyncTask; |
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import android.os.Bundle; |
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import android.util.Log; |
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import android.util.TypedValue; |
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import android.view.Menu; |
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import android.view.MenuInflater; |
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import android.view.MenuItem; |
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import android.view.View; |
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import android.view.View.OnClickListener; |
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import android.view.WindowManager; |
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import android.view.ViewGroup.LayoutParams; |
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import android.widget.Button; |
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import android.widget.ProgressBar;
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import android.widget.LinearLayout;
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import android.widget.TextView; |
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import com.rackspace.cloud.loadbalancer.api.client.LoadBalancer; |
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import com.rackspace.cloud.loadbalancer.api.client.LoadBalancerManager; |
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import com.rackspace.cloud.loadbalancer.api.client.Node; |
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import com.rackspace.cloud.loadbalancer.api.client.VirtualIp; |
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import com.rackspace.cloud.loadbalancers.api.client.http.LoadBalancersException; |
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import com.rackspace.cloud.servers.api.client.CloudServersException; |
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import com.rackspace.cloud.servers.api.client.http.HttpBundle; |
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import com.rackspace.cloud.servers.api.client.parsers.CloudServersFaultXMLParser; |
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public class ViewLoadBalancerActivity extends Activity {
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public class ViewLoadBalancerActivity extends CloudActivity {
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private static final int EDIT_LOAD_BALANCER_CODE = 184; |
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private static final int EDIT_NODES_CODE = 185; |
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private LoadBalancer loadBalancer; |
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private LoadBalancer returnLoadBalancer; |
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private Context context; |
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ProgressDialog pDialog; |
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private PollLoadBalancerTask pollLoadBalancerTask; |
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@Override |
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState); |
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loadBalancer = (LoadBalancer) this.getIntent().getExtras().get("loadBalancer");
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Log.i("VIEWLOADBALANCERS: ", loadBalancer.getAlgorithm() +","+loadBalancer.getProtocol()+","+loadBalancer.getStatus());
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Log.d("info", "the status is " + loadBalancer.getStatus());
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setContentView(R.layout.view_loadbalancer); |
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restoreState(savedInstanceState); |
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} |
| ... | ... | |
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outState.putSerializable("loadBalancer", loadBalancer);
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} |
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private void restoreState(Bundle state) {
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context = getApplicationContext(); |
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if (state != null && state.containsKey("loadBalancer")) {
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protected void restoreState(Bundle state) {
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super.restoreState(state); |
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if (state != null && state.containsKey("loadBalancer") && state.getSerializable("loadBalancer") != null) {
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loadBalancer = (LoadBalancer) state.getSerializable("loadBalancer");
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loadLoadBalancerData(); |
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if(!loadBalancer.getStatus().contains("DELETE")){
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setUpButtons(); |
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} else {
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setUpBadButtons(); |
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} |
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} |
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else{
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new LoadLoadBalancerTask().execute((Void[]) null); |
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} |
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new LoadLoadBalancerTask().execute((Void[]) null); |
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setUpButtons(); |
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} |
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private void setUpButtons(){
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| ... | ... | |
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@Override |
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public void onClick(View v) {
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Intent editLoadBalancerIntent = new Intent(context, EditLoadBalancerActivity.class);
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Intent editLoadBalancerIntent = new Intent(getContext(), EditLoadBalancerActivity.class);
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editLoadBalancerIntent.putExtra("loadBalancer", loadBalancer);
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startActivityForResult(editLoadBalancerIntent, EDIT_LOAD_BALANCER_CODE); |
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} |
| ... | ... | |
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} |
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}); |
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Button editNodes = (Button)findViewById(R.id.edit_nodes_button); |
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editNodes.setOnClickListener(new OnClickListener() {
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@Override |
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public void onClick(View v) {
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Intent editLoadBalancerIntent = new Intent(context, EditNodesActivity.class); |
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Log.d("info", "the nodes are null before?" + Boolean.toString(returnLoadBalancer.getNodes() == null));
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editLoadBalancerIntent.putExtra("nodes", returnLoadBalancer.getNodes());
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editLoadBalancerIntent.putExtra("loadBalancer", returnLoadBalancer);
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Intent editLoadBalancerIntent = new Intent(getContext(), EditNodesActivity.class); |
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editLoadBalancerIntent.putExtra("nodes", loadBalancer.getNodes());
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editLoadBalancerIntent.putExtra("loadBalancer", loadBalancer);
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startActivityForResult(editLoadBalancerIntent, EDIT_NODES_CODE); |
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} |
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}); |
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} |
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private void setUpBadButtons(){
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Button editLoadBalancer = (Button)findViewById(R.id.edit_loadbalancer_button); |
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editLoadBalancer.setOnClickListener(new OnClickListener() {
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@Override |
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public void onClick(View v) {
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showAlert(loadBalancer.getStatus(), "The Load Balancer cannot currently be updated"); |
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} |
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}); |
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Button deleteLoadBalancer = (Button)findViewById(R.id.delete_loadbalancer_button); |
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deleteLoadBalancer.setOnClickListener(new OnClickListener() {
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@Override |
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public void onClick(View v) {
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showAlert(loadBalancer.getStatus(), "The Load Balancer cannot currently be deleted"); |
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} |
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}); |
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Button editNodes = (Button)findViewById(R.id.edit_nodes_button); |
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editNodes.setOnClickListener(new OnClickListener() {
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@Override |
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public void onClick(View v) {
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showAlert(loadBalancer.getStatus(), "The nodes cannot currently be edited"); |
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} |
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}); |
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} |
| ... | ... | |
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} |
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private void loadLoadBalancerData() {
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TextView name = (TextView) findViewById(R.id.view_name); |
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name.setText(returnLoadBalancer.getName()); |
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if(loadBalancer != null){
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TextView name = (TextView) findViewById(R.id.view_name); |
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name.setText(loadBalancer.getName()); |
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TextView id = (TextView) findViewById(R.id.view_lb_id); |
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id.setText(loadBalancer.getId()); |
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TextView id = (TextView) findViewById(R.id.view_lb_id);
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id.setText(returnLoadBalancer.getId());
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TextView protocol = (TextView) findViewById(R.id.view_protocol);
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protocol.setText(loadBalancer.getProtocol());
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TextView protocol = (TextView) findViewById(R.id.view_protocol);
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protocol.setText(returnLoadBalancer.getProtocol());
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TextView port = (TextView) findViewById(R.id.view_port);
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port.setText(loadBalancer.getPort());
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TextView port = (TextView) findViewById(R.id.view_port); |
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port.setText(returnLoadBalancer.getPort()); |
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TextView algorithm = (TextView) findViewById(R.id.view_algorithm); |
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algorithm.setText(loadBalancer.getAlgorithm()); |
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TextView status = (TextView) findViewById(R.id.view_status); |
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if (!"ACTIVE".equals(loadBalancer.getStatus())) {
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status.setText(loadBalancer.getStatus()); |
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pollLoadBalancerTask = new PollLoadBalancerTask(); |
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pollLoadBalancerTask.execute((Void[]) null); |
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} else {
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status.setText(loadBalancer.getStatus()); |
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} |
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TextView algorithm = (TextView) findViewById(R.id.view_algorithm); |
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algorithm.setText(returnLoadBalancer.getAlgorithm()); |
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TextView status = (TextView) findViewById(R.id.view_status); |
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status.setText(returnLoadBalancer.getStatus()); |
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status.setText(loadBalancer.getStatus()); |
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TextView connectionLogging = (TextView) findViewById(R.id.view_islogging); |
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connectionLogging.setText(returnLoadBalancer.getIsConnectionLoggingEnabled());
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TextView connectionLogging = (TextView) findViewById(R.id.view_islogging);
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connectionLogging.setText(loadBalancer.getIsConnectionLoggingEnabled());
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loadVirutalIpData(); |
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loadVirutalIpData(); |
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} |
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} |
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private void loadVirutalIpData() {
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TextView vipId = (TextView) findViewById(R.id.view_vip_id); |
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vipId.setText(returnLoadBalancer.getVirtualIps().get(0).getId()); |
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int layoutIndex = 0; |
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LinearLayout layout = (LinearLayout) this.findViewById(R.id.vip_addresses); |
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layout.removeAllViews(); |
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ArrayList<VirtualIp> virtualIps = loadBalancer.getVirtualIps(); |
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//maybe null if the lb has been deleted |
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if(virtualIps != null){
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for (int i = 0; i < virtualIps.size(); i++) {
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TextView tv = new TextView(this.getBaseContext()); |
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tv.setLayoutParams(((TextView)findViewById(R.id.view_port)).getLayoutParams()); // easy quick styling! :) |
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tv.setTypeface(tv.getTypeface(), 1); // 1 == bold |
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tv.setTextSize(TypedValue.COMPLEX_UNIT_SP, 20); |
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tv.setTextColor(Color.WHITE); |
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tv.setText(virtualIps.get(i).getAddress()); |
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layout.addView(tv, layoutIndex++); |
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} |
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} |
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//TextView vipId = (TextView) findViewById(R.id.view_vip_id); |
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//vipId.setText(loadBalancer.getVirtualIps().get(0).getId()); |
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TextView address = (TextView) findViewById(R.id.view_vip_address); |
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address.setText(returnLoadBalancer.getVirtualIps().get(0).getAddress()); |
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//TextView address = (TextView) findViewById(R.id.view_vip_address); |
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TextView ipVersion = (TextView) findViewById(R.id.view_ipversion); |
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ipVersion.setText(returnLoadBalancer.getVirtualIps().get(0).getIpVersion());
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//TextView ipVersion = (TextView) findViewById(R.id.view_ipversion);
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//ipVersion.setText(loadBalancer.getVirtualIps().get(0).getIpVersion());
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TextView type = (TextView) findViewById(R.id.view_vip_type); |
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type.setText(returnLoadBalancer.getVirtualIps().get(0).getType());
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//TextView type = (TextView) findViewById(R.id.view_vip_type);
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//type.setText(loadBalancer.getVirtualIps().get(0).getType());
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loadNodeData(); |
| 186 | 237 |
} |
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private void loadNodeData() {
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int layoutIndex = 0; // public IPs start here |
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LinearLayout layout = (LinearLayout) this.findViewById(R.id.node_addresses); |
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layout.removeAllViews(); |
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ArrayList<Node> nodeIps = loadBalancer.getNodes(); |
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/* |
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* need to sort the addresses because during polling |
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* their order can change and the display becomes |
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* jumpy |
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*/ |
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ArrayList<String> addresses = new ArrayList<String>(); |
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for(Node n : nodeIps){
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addresses.add(n.getAddress()); |
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} |
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Collections.sort(addresses); |
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//may be null if lb has been deleted |
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if(nodeIps != null){
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for (int i = 0; i < nodeIps.size(); i++) {
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TextView tv = new TextView(this.getBaseContext()); |
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tv.setLayoutParams(((TextView)findViewById(R.id.view_port)).getLayoutParams()); // easy quick styling! :) |
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tv.setTypeface(tv.getTypeface(), 1); // 1 == bold |
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tv.setTextSize(TypedValue.COMPLEX_UNIT_SP, 20); |
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tv.setTextColor(Color.WHITE); |
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tv.setText(addresses.get(i)); |
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layout.addView(tv, layoutIndex++); |
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} |
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} |
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/* |
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TextView nodeID = (TextView) findViewById(R.id.view_node_id); |
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nodeID.setText(returnLoadBalancer.getNodes().get(0).getId());
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nodeID.setText(loadBalancer.getNodes().get(0).getId());
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TextView address = (TextView) findViewById(R.id.view_node_address); |
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address.setText(returnLoadBalancer.getNodes().get(0).getAddress());
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address.setText(loadBalancer.getNodes().get(0).getAddress());
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TextView nodePort = (TextView) findViewById(R.id.view_node_port); |
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nodePort.setText(returnLoadBalancer.getNodes().get(0).getPort());
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nodePort.setText(loadBalancer.getNodes().get(0).getPort());
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| 197 | 279 |
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TextView condition = (TextView) findViewById(R.id.view_node_condition); |
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condition.setText(returnLoadBalancer.getNodes().get(0).getCondition());
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condition.setText(loadBalancer.getNodes().get(0).getCondition());
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| 200 | 282 |
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TextView nodeStatus = (TextView) findViewById(R.id.view_node_status); |
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nodeStatus.setText(returnLoadBalancer.getNodes().get(0).getStatus());
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nodeStatus.setText(loadBalancer.getNodes().get(0).getStatus());
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*/ |
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} |
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//setup menu for when menu button is pressed |
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public boolean onCreateOptionsMenu(Menu menu) {
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super.onCreateOptionsMenu(menu); |
| ... | ... | |
| 210 | 292 |
inflater.inflate(R.menu.view_loadbalancer_menu, menu); |
| 211 | 293 |
return true; |
| 212 | 294 |
} |
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case R.id.refresh_loadbalancer:
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new LoadLoadBalancerTask().execute((Void[]) null);
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return true;
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}
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return false;
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}
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@Override
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case R.id.refresh_loadbalancer:
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new LoadLoadBalancerTask().execute((Void[]) null);
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return true;
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}
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return false;
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}
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@Override
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| 225 | 307 |
public void onActivityResult(int requestCode, int resultCode, Intent data) {
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| 226 | 308 |
super.onActivityResult(requestCode, resultCode, data); |
| 227 | 309 |
|
| 228 | 310 |
if (resultCode == RESULT_OK) {
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new LoadLoadBalancerTask().execute((Void[]) null); |
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} |
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} |
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private void startLoadBalancerError(String message, HttpBundle bundle){
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Intent viewIntent = new Intent(getApplicationContext(), ServerErrorActivity.class); |
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viewIntent.putExtra("errorMessage", message);
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viewIntent.putExtra("response", bundle.getResponseText());
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viewIntent.putExtra("request", bundle.getCurlRequest());
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startActivity(viewIntent); |
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} |
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//using cloudServersException, it works for us too |
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private CloudServersException parseCloudServersException(HttpResponse response) {
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CloudServersException cse = new CloudServersException(); |
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try {
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BasicResponseHandler responseHandler = new BasicResponseHandler(); |
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String body = responseHandler.handleResponse(response); |
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CloudServersFaultXMLParser parser = new CloudServersFaultXMLParser(); |
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SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser(); |
|
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XMLReader xmlReader = saxParser.getXMLReader(); |
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xmlReader.setContentHandler(parser); |
|
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xmlReader.parse(new InputSource(new StringReader(body))); |
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cse = parser.getException(); |
|
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} catch (ClientProtocolException e) {
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cse = new CloudServersException(); |
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (IOException e) {
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cse = new CloudServersException(); |
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (ParserConfigurationException e) {
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cse = new CloudServersException(); |
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cse.setMessage(e.getLocalizedMessage()); |
|
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} catch (SAXException e) {
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cse = new CloudServersException(); |
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cse.setMessage(e.getLocalizedMessage()); |
|
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} catch (FactoryConfigurationError e) {
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cse = new CloudServersException(); |
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cse.setMessage(e.getLocalizedMessage()); |
|
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new LoadLoadBalancerTask().execute((Void[]) null); |
|
| 268 | 312 |
} |
| 269 |
return cse; |
|
| 270 | 313 |
} |
| 271 | 314 |
|
| 272 | 315 |
// HTTP request tasks |
| 273 |
private class PollServerTask extends AsyncTask<Void, Void, LoadBalancer> {
|
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| 316 |
private class PollLoadBalancerTask extends AsyncTask<Void, Void, LoadBalancer> {
|
|
| 274 | 317 |
|
| 275 | 318 |
@Override |
| 276 | 319 |
protected LoadBalancer doInBackground(Void... arg0) {
|
| 277 | 320 |
try {
|
| 278 |
returnLoadBalancer = (new LoadBalancerManager(context)).getLoadBalancerById(Integer.parseInt(loadBalancer.getId()));
|
|
| 321 |
loadBalancer = (new LoadBalancerManager(getContext())).getLoadBalancerById(Integer.parseInt(loadBalancer.getId()));
|
|
| 279 | 322 |
} catch (NumberFormatException e) {
|
| 280 | 323 |
// we're polling, so need to show exceptions |
| 281 | 324 |
} catch (LoadBalancersException e) {
|
| 282 | 325 |
// we're polling, so need to show exceptions |
| 283 | 326 |
} |
| 284 |
return returnLoadBalancer;
|
|
| 327 |
return loadBalancer;
|
|
| 285 | 328 |
} |
| 286 | 329 |
|
| 287 | 330 |
@Override |
| 288 | 331 |
protected void onPostExecute(LoadBalancer result) {
|
| 289 |
returnLoadBalancer = result;
|
|
| 332 |
loadBalancer = result;
|
|
| 290 | 333 |
loadLoadBalancerData(); |
| 291 | 334 |
} |
| 292 | 335 |
} |
| 293 | 336 |
|
| 294 | 337 |
private class LoadLoadBalancerTask extends AsyncTask<Void, Void, LoadBalancer> {
|
| 338 |
|
|
| 295 | 339 |
private LoadBalancersException exception; |
| 340 |
private String loadBalancerId; |
|
| 296 | 341 |
|
| 297 | 342 |
protected void onPreExecute() {
|
| 343 |
loadBalancerId = loadBalancer.getId(); |
|
| 344 |
/* |
|
| 345 |
* set to null, so if config change occurs |
|
| 346 |
* it will be reloaded in onCreate() |
|
| 347 |
*/ |
|
| 348 |
loadBalancer = null; |
|
| 298 | 349 |
showDialog(); |
| 299 | 350 |
} |
| 300 | 351 |
|
| ... | ... | |
| 302 | 353 |
protected LoadBalancer doInBackground(Void... arg0) {
|
| 303 | 354 |
LoadBalancer result = null; |
| 304 | 355 |
try {
|
| 305 |
result = (new LoadBalancerManager(context)).getLoadBalancerById(Integer.parseInt(loadBalancer.getId()));
|
|
| 356 |
result = (new LoadBalancerManager(getContext())).getLoadBalancerById(Integer.parseInt(loadBalancerId));
|
|
| 306 | 357 |
} catch (LoadBalancersException e) {
|
| 307 | 358 |
exception = e; |
| 308 | 359 |
} |
| 309 |
pDialog.dismiss(); |
|
| 310 | 360 |
return result; |
| 311 | 361 |
} |
| 312 | 362 |
|
| 313 | 363 |
@Override |
| 314 | 364 |
protected void onPostExecute(LoadBalancer result) {
|
| 365 |
hideDialog(); |
|
| 315 | 366 |
if (exception != null) {
|
| 316 |
pDialog.dismiss(); |
|
| 317 | 367 |
showAlert("Error", exception.getMessage());
|
| 318 | 368 |
} |
| 319 |
pDialog.dismiss(); |
|
| 320 |
returnLoadBalancer = result; |
|
| 369 |
loadBalancer = result; |
|
| 370 |
|
|
| 371 |
if(!loadBalancer.getStatus().contains("DELETE")){
|
|
| 372 |
setUpButtons(); |
|
| 373 |
} else {
|
|
| 374 |
setUpBadButtons(); |
|
| 375 |
} |
|
| 321 | 376 |
loadLoadBalancerData(); |
| 322 | 377 |
} |
| 323 | 378 |
} |
| ... | ... | |
| 330 | 385 |
protected void onPreExecute(){
|
| 331 | 386 |
showDialog(); |
| 332 | 387 |
} |
| 333 |
|
|
| 388 |
|
|
| 334 | 389 |
@Override |
| 335 | 390 |
protected HttpBundle doInBackground(Void... arg0) {
|
| 336 | 391 |
HttpBundle bundle = null; |
| 337 | 392 |
try {
|
| 338 |
bundle = (new LoadBalancerManager(context)).delete(loadBalancer);
|
|
| 393 |
bundle = (new LoadBalancerManager(getContext())).delete(loadBalancer);
|
|
| 339 | 394 |
} catch (CloudServersException e) {
|
| 340 | 395 |
exception = e; |
| 341 | 396 |
} |
| ... | ... | |
| 344 | 399 |
|
| 345 | 400 |
@Override |
| 346 | 401 |
protected void onPostExecute(HttpBundle bundle) {
|
| 347 |
pDialog.dismiss();
|
|
| 402 |
hideDialog();
|
|
| 348 | 403 |
HttpResponse response = bundle.getResponse(); |
| 349 | 404 |
if (response != null) {
|
| 350 | 405 |
int statusCode = response.getStatusLine().getStatusCode(); |
| ... | ... | |
| 355 | 410 |
} else {
|
| 356 | 411 |
CloudServersException cse = parseCloudServersException(response); |
| 357 | 412 |
if ("".equals(cse.getMessage())) {
|
| 358 |
startLoadBalancerError("There was a problem deleting your load balancer.", bundle);
|
|
| 413 |
showError("There was a problem deleting your load balancer.", bundle);
|
|
| 359 | 414 |
} else {
|
| 360 |
startLoadBalancerError("There was a problem deleting your load balancer: " + cse.getMessage(), bundle);
|
|
| 415 |
showError("There was a problem deleting your load balancer: " + cse.getMessage(), bundle);
|
|
| 361 | 416 |
} |
| 362 | 417 |
} |
| 363 | 418 |
} else if (exception != null) {
|
| 364 |
startLoadBalancerError("There was a problem deleting your load balancer: " + exception.getMessage(), bundle);
|
|
| 419 |
showError("There was a problem deleting your load balancer: " + exception.getMessage(), bundle);
|
|
| 365 | 420 |
} |
| 366 | 421 |
} |
| 367 | 422 |
} |
| 368 | 423 |
|
| 369 |
private void showAlert(String title, String message) {
|
|
| 370 |
// Can't create handler inside thread that has not called |
|
| 371 |
// Looper.prepare() |
|
| 372 |
// Looper.prepare(); |
|
| 373 |
try {
|
|
| 374 |
AlertDialog alert = new AlertDialog.Builder(this).create(); |
|
| 375 |
alert.setTitle(title); |
|
| 376 |
alert.setMessage(message); |
|
| 377 |
alert.setButton("OK", new DialogInterface.OnClickListener() {
|
|
| 378 |
public void onClick(DialogInterface dialog, int which) {
|
|
| 379 |
return; |
|
| 380 |
} |
|
| 381 |
}); |
|
| 382 |
alert.show(); |
|
| 383 |
} catch (Exception e) {
|
|
| 384 |
e.printStackTrace(); |
|
| 385 |
} |
|
| 386 |
} |
|
| 387 | 424 |
|
| 388 |
protected void showDialog() {
|
|
| 389 |
pDialog = new ProgressDialog(this, R.style.NewDialog); |
|
| 390 |
// // Set blur to background |
|
| 391 |
WindowManager.LayoutParams lp = pDialog.getWindow().getAttributes(); |
|
| 392 |
lp.dimAmount = 0.0f; |
|
| 393 |
pDialog.getWindow().setAttributes(lp); |
|
| 394 |
pDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_BLUR_BEHIND); |
|
| 395 |
pDialog.show(); |
|
| 396 |
pDialog.setContentView(new ProgressBar(this), new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT)); |
|
| 397 |
} |
|
| 398 | 425 |
} |
Also available in: Unified diff