John Ellis deckerego
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| File file = new File("/path/to/file"); | |
| SAXReader reader = new SAXReader(); | |
| Document document = reader.read(file); | |
| XPath pathSelector = DocumentHelper.createXPath("/root/childOne/leaf[@attributeName='attributeValue']"); | |
| List pathNodes = pathSelector.selectNodes(document); | |
| for(Object pathNode : pathNodes) { | |
| Element pathElement = (Element) pathNode; | |
| System.out.println(pathElement.getTextTrim()); |
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| byte[] input = args[0].getBytes(); | |
| byte[] key = args[1].getBytes(); | |
| SecretKeySpec aesKey = new SecretKeySpec(key, "AES"); | |
| Cipher cipher = Cipher.getInstance("AES", "SunJCE"); | |
| System.out.println("Input : " + new String(input)); | |
| cipher.init(Cipher.ENCRYPT_MODE, aesKey); | |
| byte[] encryptedText = new byte[cipher.getOutputSize(input.length)]; | |
| int encryptedTextLength = cipher.update(input, 0, input.length, encryptedText, 0); |
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| import java.io.IOException; | |
| import java.util.UUID; | |
| import com.sun.tools.attach.AttachNotSupportedException; | |
| import com.sun.tools.attach.VirtualMachine; | |
| import com.sun.tools.attach.VirtualMachineDescriptor; | |
| public class MyPID { | |
| public static void main(String[] args) throws AttachNotSupportedException, IOException { | |
| String uniqueId = UUID.randomUUID().toString(); | |
| System.setProperty("process.unique.id", uniqueId); |
deckerego
/ RemoteJMXValue.java
Created
December 6, 2013 15:46
To connect to a non-SSL JVM over TCP and retrieve values from JMX managed beans. Other authentication methods can be seen at Luis-Miguel Alventosa's blog: https://blogs.oracle.com/lmalventosa/entry/jmx_authentication_authorization
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| JMXServiceURL serviceUrl = new JMXServiceURL("service:jmx:rmi:///jndi/rmi://"+ipAddress+":"+port+"/jmxrmi"); | |
| String[] credentials = { userName, password }; | |
| Map<String, Object> env = new HashMap<String, Object>(); | |
| env.put(JMXConnector.CREDENTIALS, credentials); | |
| JMXConnector connector = JMXConnectorFactory.connect(serviceUrl, env); | |
| MBeanServerConnection connection = connector.getMBeanServerConnection(); | |
| ObjectName managedObject = new ObjectName(domainName, "name", objectName); |
deckerego
/ BasicAuth.java
Created
December 6, 2013 15:47
HTTP authentication should be performed according to RFC 2617. This specifies that:
- An "Authorization" name/value pair is added to the HTTP header
- The value of the Authorization header is a token consisting of the authorization scheme plus authentication token
- The authentication token is the value username:password, encoded as a base64 str…
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| String authToken = new BASE64Encoder().encode(username + ":" + password); | |
| URLConnection urlConnection = url.getUrl().openConnection(); | |
| urlConnection.setDoOutput(true); | |
| urlConnection.setConnectTimeout(5000); | |
| urlConnection.setRequestProperty("Authorization", "Basic "+authToken); |
deckerego
/ password.sh
Created
December 6, 2013 16:53
Prompt and confirm a password in a bash/sh shell
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| read -s -p "Password: " PASSWORD; echo | |
| read -s -p "Confirm Password: " PASSCONFIRM; echo | |
| if [[ "$PASSWORD" != "$PASSCONFIRM" ]]; then | |
| echo "Passwords do not match, exiting" | |
| exit -1 | |
| fi | |
| echo "Passwords match!" |
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| tar cvf - $DIRECTORY | xz - > $OUTPUT_FILE |
deckerego
/ interfaces
Created
December 6, 2013 16:54
A Typical Ubuntu Interface Config for /etc/network/interfaces
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| auto lo | |
| iface lo inet loopback | |
| auto eth0 | |
| iface eth0 inet static | |
| address 192.168.0.2 | |
| netmask 255.255.255.0 | |
| gateway 192.168.0.1 | |
| dns-nameservers 8.8.8.8 8.8.4.4 | |
| metric 0 |
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| rsync --exclude=.git -ave ssh --delete MyDirectory/ root@remotehost:/srv/files/ |
deckerego
/ yesterday.sh
Created
December 6, 2013 16:56
To print yesterday's date using a single line, or populate a script variable...
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| date +%Y-%m-%d --date="@$[`date +%s` - 86400]" | |
| DATE=$(date +%Y-%m-%d --date="@$[`date +%s` - 86400]") |