/**
* Attempts to compile the given InputStream into a Groovy script using the given name
*
* @param in The InputStream to read the Groovy code from
* @param name The name of the class to use
* @param pageName The page name
* @param metaInfo
* @return The compiled java.lang.Class, which is an instance of groovy.lang.Script
*/
private Class<?> compileGroovyPage(
InputStream in, String name, String pageName, GroovyPageMetaInfo metaInfo) {
GroovyClassLoader groovyClassLoader = findOrInitGroovyClassLoader();
// Compile the script into an object
Class<?> scriptClass;
try {
scriptClass = groovyClassLoader.parseClass(DefaultGroovyMethods.getText(in), name);
} catch (CompilationFailedException e) {
LOG.error("Compilation error compiling GSP [" + name + "]:" + e.getMessage(), e);
int lineNumber = GrailsExceptionResolver.extractLineNumber(e);
final int[] lineMappings = metaInfo.getLineNumbers();
if (lineNumber > 0 && lineNumber < lineMappings.length) {
lineNumber = lineMappings[lineNumber - 1];
}
throw new GroovyPagesException(
"Could not parse script [" + name + "]: " + e.getMessage(), e, lineNumber, pageName);
} catch (IOException e) {
throw new GroovyPagesException(
"IO exception parsing script [" + name + "]: " + e.getMessage(), e);
}
return scriptClass;
}
