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    copied!<p>Since I found this via google as well, i want to share my deployment and undeployment solution for tomcat 7</p> <p>-) as <a href="https://stackoverflow.com/users/145989/ondra-zizka" title="ondra-zizka">ondra-zizka</a> pointed out it is as easy as doing a Put request to the correct URL tough the URL has changed under tomcat7 to /manager/text/deploy?path=&amp;update=</p> <p>&lt;context-do-deploy-to&gt; needs to start with a forward slash e.g: /deployMe</p> <p>-) you might need to set permissions for accessing manager app add this to TOMCAT_HOME/conf/tomcat-users.xml</p> <p>note: the tomcat doc warns you not to give the same user access to more than one role</p> <pre><code>&lt;role rolename="manager-gui"/&gt; &lt;role rolename="manager-script"/&gt; &lt;role rolename="manager-jmx"/&gt; &lt;user username="tomcat" password="s3cret" roles="manager-gui,manager-script,manager-jmx"/&gt; </code></pre> <p>-) sample code for deploying a web app to an apache tomcat</p> <pre><code>package deployment; import java.io.BufferedReader; import java.io.File; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.auth.AuthScope; import org.apache.http.auth.UsernamePasswordCredentials; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.CredentialsProvider; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.methods.HttpPut; import org.apache.http.client.methods.HttpRequestBase; import org.apache.http.entity.ContentType; import org.apache.http.entity.mime.MultipartEntityBuilder; import org.apache.http.impl.client.BasicCredentialsProvider; import org.apache.http.impl.client.CloseableHttpClient; import org.apache.http.impl.client.HttpClients; public class DeployManager{ static CredentialsProvider credsProvider = new BasicCredentialsProvider();; public static void main(String args[]) throws ClientProtocolException, IOException{ /* * warning only ever AuthScope.ANY while debugging * with these settings the tomcat username and pw are added to EVERY request */ credsProvider.setCredentials(AuthScope.ANY,new UsernamePasswordCredentials("tomcat", "s3cret")); // deploy(); // undeploy(); } private static void deploy() throws ClientProtocolException, IOException { String url = "http://localhost:8080/manager/text/deploy?path=/deployMe&amp;update=true"; File file = new File ("deployMe.war") ; HttpPut req = new HttpPut(url) ; MultipartEntityBuilder meb = MultipartEntityBuilder.create(); meb.addTextBody("fileDescription", "war file to deploy"); //"application/octect-stream" meb.addBinaryBody("attachment", file, ContentType.APPLICATION_OCTET_STREAM, file.getName()); req.setEntity(meb.build()) ; String response = executeRequest (req, credsProvider); System.out.println("Response : "+response); } public static void undeploy() throws ClientProtocolException, IOException{ String url = "http://localhost:8080/manager/text/undeploy?path=/deployMe"; HttpGet req = new HttpGet(url) ; String response = executeRequest (req, credsProvider); System.out.println("Response : "+response); } private static String executeRequest(HttpRequestBase requestBase, CredentialsProvider credsProvider) throws ClientProtocolException, IOException { CloseableHttpClient client = HttpClients.custom().setDefaultCredentialsProvider(credsProvider).build(); InputStream responseStream = null; String res = null; HttpResponse response = client.execute(requestBase) ; HttpEntity responseEntity = response.getEntity() ; responseStream = responseEntity.getContent() ; BufferedReader br = new BufferedReader (new InputStreamReader (responseStream)) ; StringBuilder sb = new StringBuilder(); String line; while ((line = br.readLine()) != null) { sb.append(line); sb.append(System.getProperty("line.separator")); } br.close() ; res = sb.toString(); return res; } } </code></pre> <p>-) maven dependencies</p> <pre><code>&lt;dependency&gt; &lt;groupId&gt;org.apache.httpcomponents&lt;/groupId&gt; &lt;artifactId&gt;httpclient&lt;/artifactId&gt; &lt;version&gt;4.3&lt;/version&gt; &lt;/dependency&gt; &lt;dependency&gt; &lt;groupId&gt;org.apache.httpcomponents&lt;/groupId&gt; &lt;artifactId&gt;httpclient&lt;/artifactId&gt; &lt;version&gt;4.3&lt;/version&gt; &lt;/dependency&gt; &lt;dependency&gt; &lt;groupId&gt;org.apache.httpcomponents&lt;/groupId&gt; &lt;artifactId&gt;httpmime&lt;/artifactId&gt; &lt;version&gt;4.3&lt;/version&gt; &lt;/dependency&gt; </code></pre>
 

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