bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/module/ModuleUtils.java

   1 package org.simantics.scl.compiler.module;
   2
   3 public class ModuleUtils {
   4     public static String resolveAbsolutePath(String moduleName, String relativeModuleName) throws InvalidModulePathException {
   5         if (relativeModuleName.startsWith(".")) {
   6             String originalRelativeModuleName = relativeModuleName;
   7             int p = moduleName.lastIndexOf('/');
   8             String parentPackage = p < 0 ? "" : moduleName.substring(0, p);
   9             while(relativeModuleName.startsWith(".")) {
  10                 if(relativeModuleName.equals(".")) {
  11                     return parentPackage;
  12                 }
  13                 else if(relativeModuleName.startsWith("./")) {
  14                     relativeModuleName = relativeModuleName.substring(2);
  15                 }
  16                 else if(relativeModuleName.startsWith("../")) {
  17                     relativeModuleName = relativeModuleName.substring(3);
  18                     if(parentPackage.isEmpty()) {
  19                         throw new InvalidModulePathException("Couldn't resolve the relative module name " + originalRelativeModuleName + " when the current module name is " + moduleName + ".");
  20                     }
  21                     p = parentPackage.lastIndexOf('/');
  22                     parentPackage = p < 0 ? "" : parentPackage.substring(0, p);
  23                 }
  24                 else {
  25                     throw new InvalidModulePathException("Couldn't resolve the relative module name " + originalRelativeModuleName + ". It has an invalid syntax.");
  26                 }
  27             }
  28             return parentPackage + "/" + relativeModuleName;
  29         } else {
  30             return relativeModuleName;
  31         }
  32     }
  33 }