/**
* constructor allowing this transformer to be provided with access to the JVM's instrumentation
* implementation
*
* @param inst the instrumentation object used to interface to the JVM
* @param scriptPaths list of file paths for each input script
* @param scriptTexts the text of each input script
* @param isRedefine true if class redefinition is allowed false if not
* @throws Exception if a script is in error
*/
public Transformer(
Instrumentation inst, List<String> scriptPaths, List<String> scriptTexts, boolean isRedefine)
throws Exception {
this.inst = inst;
this.isRedefine = isRedefine;
scriptRepository = new ScriptRepository(skipOverrideRules);
loadCache = new LoadCache(inst);
helperManager = new HelperManager(inst);
Iterator<String> scriptsIter = scriptTexts.iterator();
Iterator<String> filesIter = scriptPaths.iterator();
while (scriptsIter.hasNext()) {
String scriptText = scriptsIter.next();
String file = filesIter.next();
List<RuleScript> ruleScripts = scriptRepository.processScripts(scriptText, file);
for (RuleScript ruleScript : ruleScripts) {
String name = ruleScript.getName();
RuleScript previous = scriptRepository.scriptForRuleName(name);
if (previous == null) {
scriptRepository.addScript(ruleScript);
} else {
StringBuffer buffer = new StringBuffer();
buffer.append("Transformer : duplicate script name ");
buffer.append(name);
buffer.append("in file ");
buffer.append(ruleScript.getFile());
buffer.append(" line ");
buffer.append(ruleScript.getLine());
buffer.append("\n previously defined in file ");
buffer.append(previous.getFile());
buffer.append(" line ");
buffer.append(previous.getLine());
Exception ex = new Exception(buffer.toString());
throw ex;
}
}
}
}
protected void dumpScript(RuleScript ruleScript) {
String file = ruleScript.getFile();
int line = ruleScript.getLine();
if (file != null) {
System.out.println("# " + file + " line " + line);
}
System.out.println("RULE " + ruleScript.getName());
if (ruleScript.isInterface()) {
System.out.println("INTERFACE " + ruleScript.getTargetClass());
} else {
System.out.println("CLASS " + ruleScript.getTargetClass());
}
System.out.println("METHOD " + ruleScript.getTargetMethod());
if (ruleScript.getTargetHelper() != null) {
System.out.println("HELPER " + ruleScript.getTargetHelper());
}
System.out.println(ruleScript.getTargetLocation());
System.out.println(ruleScript.getRuleText());
System.out.println("ENDRULE");
}