hudson.plugins.sshslaves

Class JavaVersionChecker

java.lang.Object

hudson.plugins.sshslaves.JavaVersionChecker

public class JavaVersionChecker
extends Object

class to check if the version of java installed on the agent is a supported one.

Constructor Summary

Constructors

Constructor and Description
JavaVersionChecker(hudson.slaves.SlaveComputer computer, hudson.model.TaskListener listener, String jvmOptions, com.trilead.ssh2.Connection connection)

Method Summary

Modifier and Type	Method and Description
String	checkJavaVersion(PrintStream logger, String javaCommand, BufferedReader r, StringWriter output) Given the output of "java -version" in r, determine if this version of Java is supported.
protected String	resolveJava() return javaPath if specified in the configuration.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JavaVersionChecker

public JavaVersionChecker(hudson.slaves.SlaveComputer computer,
                          hudson.model.TaskListener listener,
                          String jvmOptions,
                          com.trilead.ssh2.Connection connection)

Method Detail

resolveJava

protected String resolveJava()
                      throws InterruptedException,
                             IOException

return javaPath if specified in the configuration. Finds local Java.

Throws:

InterruptedException

IOException

checkJavaVersion

@CheckForNull
 @Restricted(value=org.kohsuke.accmod.restrictions.NoExternalUse.class)
public String checkJavaVersion(PrintStream logger,
                                                                                                                     String javaCommand,
                                                                                                                     BufferedReader r,
                                                                                                                     StringWriter output)
                                                                                                              throws IOException

Given the output of "java -version" in r, determine if this version of Java is supported.

Parameters:

logger - where to log the output

javaCommand - the command executed, used for logging

r - the output of "java -version"

output - copy the data from r into this output buffer

Throws:

IOException