Examples with DocumentBuilder javax.xml.parsers.DocumentBuilder used on opensource projects

Example 31 with DocumentBuilder

use of javax.xml.parsers.DocumentBuilder in project hadoop by apache.

the class TestRMWebServicesNodes method testNodes2XML.

@Test
public void testNodes2XML() throws JSONException, Exception {
    WebResource r = resource();
    getNewRMNode("h1", 1234, 5120);
    getNewRMNode("h2", 1235, 5121);
    ClientResponse response = r.path("ws").path("v1").path("cluster").path("nodes").accept(MediaType.APPLICATION_XML).get(ClientResponse.class);
    assertEquals(MediaType.APPLICATION_XML_TYPE + "; " + JettyUtils.UTF_8, response.getType().toString());
    String xml = response.getEntity(String.class);
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder db = dbf.newDocumentBuilder();
    InputSource is = new InputSource();
    is.setCharacterStream(new StringReader(xml));
    Document dom = db.parse(is);
    NodeList nodesApps = dom.getElementsByTagName("nodes");
    assertEquals("incorrect number of elements", 1, nodesApps.getLength());
    NodeList nodes = dom.getElementsByTagName("node");
    assertEquals("incorrect number of elements", 2, nodes.getLength());
}

Example 32 with DocumentBuilder

use of javax.xml.parsers.DocumentBuilder in project hadoop by apache.

the class TestRMWebServicesApps method testAppsXML.

@Test
public void testAppsXML() throws JSONException, Exception {
    rm.start();
    MockNM amNodeManager = rm.registerNode("127.0.0.1:1234", 2048);
    RMApp app1 = rm.submitApp(CONTAINER_MB, "testwordcount", "user1");
    amNodeManager.nodeHeartbeat(true);
    WebResource r = resource();
    ClientResponse response = r.path("ws").path("v1").path("cluster").path("apps").accept(MediaType.APPLICATION_XML).get(ClientResponse.class);
    assertEquals(MediaType.APPLICATION_XML_TYPE + "; " + JettyUtils.UTF_8, response.getType().toString());
    String xml = response.getEntity(String.class);
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder db = dbf.newDocumentBuilder();
    InputSource is = new InputSource();
    is.setCharacterStream(new StringReader(xml));
    Document dom = db.parse(is);
    NodeList nodesApps = dom.getElementsByTagName("apps");
    assertEquals("incorrect number of elements", 1, nodesApps.getLength());
    NodeList nodes = dom.getElementsByTagName("app");
    assertEquals("incorrect number of elements", 1, nodes.getLength());
    verifyAppsXML(nodes, app1);
    rm.stop();
}

Example 33 with DocumentBuilder

use of javax.xml.parsers.DocumentBuilder in project hadoop by apache.

the class TestRMWebServicesCapacitySched method testPerUserResourcesXML.

/**
   * Test per user resources and resourcesUsed elements in the web services XML
   * @throws Exception
   */
@Test
public void testPerUserResourcesXML() throws Exception {
    //Start RM so that it accepts app submissions
    rm.start();
    try {
        rm.submitApp(10, "app1", "user1", null, "b1");
        rm.submitApp(20, "app2", "user2", null, "b1");
        //Get the XML from ws/v1/cluster/scheduler
        WebResource r = resource();
        ClientResponse response = r.path("ws/v1/cluster/scheduler").accept(MediaType.APPLICATION_XML).get(ClientResponse.class);
        assertEquals(MediaType.APPLICATION_XML_TYPE + "; " + JettyUtils.UTF_8, response.getType().toString());
        String xml = response.getEntity(String.class);
        DocumentBuilder db = DocumentBuilderFactory.newInstance().newDocumentBuilder();
        InputSource is = new InputSource();
        is.setCharacterStream(new StringReader(xml));
        //Parse the XML we got
        Document dom = db.parse(is);
        //Get all users elements (1 for each leaf queue)
        NodeList allUsers = dom.getElementsByTagName("users");
        for (int i = 0; i < allUsers.getLength(); ++i) {
            Node perUserResources = allUsers.item(i);
            String queueName = getChildNodeByName(perUserResources.getParentNode(), "queueName").getTextContent();
            if (queueName.equals("b1")) {
                //b1 should have two users (user1 and user2) which submitted jobs
                assertEquals(2, perUserResources.getChildNodes().getLength());
                NodeList users = perUserResources.getChildNodes();
                for (int j = 0; j < users.getLength(); ++j) {
                    Node user = users.item(j);
                    String username = getChildNodeByName(user, "username").getTextContent();
                    assertTrue(username.equals("user1") || username.equals("user2"));
                    //Should be a parsable integer
                    Integer.parseInt(getChildNodeByName(getChildNodeByName(user, "resourcesUsed"), "memory").getTextContent());
                    Integer.parseInt(getChildNodeByName(user, "numActiveApplications").getTextContent());
                    Integer.parseInt(getChildNodeByName(user, "numPendingApplications").getTextContent());
                }
            } else {
                //Queues other than b1 should have 0 users
                assertEquals(0, perUserResources.getChildNodes().getLength());
            }
        }
        NodeList allResourcesUsed = dom.getElementsByTagName("resourcesUsed");
        for (int i = 0; i < allResourcesUsed.getLength(); ++i) {
            Node resourcesUsed = allResourcesUsed.item(i);
            Integer.parseInt(getChildNodeByName(resourcesUsed, "memory").getTextContent());
            Integer.parseInt(getChildNodeByName(resourcesUsed, "vCores").getTextContent());
        }
    } finally {
        rm.stop();
    }
}

Example 34 with DocumentBuilder

use of javax.xml.parsers.DocumentBuilder in project hadoop by apache.

the class TestRMWebServicesCapacitySched method testClusterSchedulerXML.

@Test
public void testClusterSchedulerXML() throws JSONException, Exception {
    WebResource r = resource();
    ClientResponse response = r.path("ws").path("v1").path("cluster").path("scheduler/").accept(MediaType.APPLICATION_XML).get(ClientResponse.class);
    assertEquals(MediaType.APPLICATION_XML_TYPE + "; " + JettyUtils.UTF_8, response.getType().toString());
    String xml = response.getEntity(String.class);
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder db = dbf.newDocumentBuilder();
    InputSource is = new InputSource();
    is.setCharacterStream(new StringReader(xml));
    Document dom = db.parse(is);
    NodeList scheduler = dom.getElementsByTagName("scheduler");
    assertEquals("incorrect number of elements", 1, scheduler.getLength());
    NodeList schedulerInfo = dom.getElementsByTagName("schedulerInfo");
    assertEquals("incorrect number of elements", 1, schedulerInfo.getLength());
    verifyClusterSchedulerXML(schedulerInfo);
}

Example 35 with DocumentBuilder

use of javax.xml.parsers.DocumentBuilder in project hadoop by apache.

the class TestRMWebServicesApps method testSingleAppsXML.

@Test
public void testSingleAppsXML() throws JSONException, Exception {
    rm.start();
    MockNM amNodeManager = rm.registerNode("127.0.0.1:1234", 2048);
    RMApp app1 = rm.submitApp(CONTAINER_MB, "testwordcount", "user1");
    amNodeManager.nodeHeartbeat(true);
    WebResource r = resource();
    ClientResponse response = r.path("ws").path("v1").path("cluster").path("apps").path(app1.getApplicationId().toString()).accept(MediaType.APPLICATION_XML).get(ClientResponse.class);
    assertEquals(MediaType.APPLICATION_XML_TYPE + "; " + JettyUtils.UTF_8, response.getType().toString());
    String xml = response.getEntity(String.class);
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder db = dbf.newDocumentBuilder();
    InputSource is = new InputSource();
    is.setCharacterStream(new StringReader(xml));
    Document dom = db.parse(is);
    NodeList nodes = dom.getElementsByTagName("app");
    assertEquals("incorrect number of elements", 1, nodes.getLength());
    verifyAppsXML(nodes, app1);
    rm.stop();
}