Package org.h2.util

Class SourceCompiler

java.lang.Object
org.h2.util.SourceCompiler
public class SourceCompiler extends Object
This class allows to convert source code to a class. It uses one class loader per class.

  • Constructor Details

    • SourceCompiler

      public SourceCompiler()

  • Method Details

    • setSource

      public void setSource(String className, String source)
      Set the source code for the specified class. This will reset all compiled classes.
      Parameters:
      className - the class name
      source - the source code

    • setJavaSystemCompiler

      public void setJavaSystemCompiler(boolean enabled)
      Enable or disable the usage of the Java system compiler.
      Parameters:
      enabled - true to enable

    • getClass

      public Class<?> getClass(String packageAndClassName) throws ClassNotFoundException
      Get the class object for the given name.
      Parameters:
      packageAndClassName - the class name
      Returns:
      the class
      Throws:
      ClassNotFoundException - on failure

    • isJavaxScriptSource

      public static boolean isJavaxScriptSource(String source)
      Whether the passed source can be compiled using ScriptEngineManager.
      Parameters:
      source - the source to test.
      Returns:
      true if getCompiledScript(String) can be called.

    • getCompiledScript

      public CompiledScript getCompiledScript(String packageAndClassName) throws ScriptException
      Get the compiled script.
      Parameters:
      packageAndClassName - the package and class name
      Returns:
      the compiled script
      Throws:
      ScriptException - on failure

    • getMethod

      public Method getMethod(String className) throws ClassNotFoundException
      Get the first public static method of the given class.
      Parameters:
      className - the class name
      Returns:
      the method name
      Throws:
      ClassNotFoundException - on failure