/**
* Attempt to read load specifications from OS specific shortcut specification file. If fail to
* read from OS specific shortcut specification file, attempt to load general shortcut
* specification file.
*
* @throws Exception for any problems in reading the specification TODO: If internal flag mapped
* installData.isDebug() print out information on substitutedSpec
*/
private IXMLElement readShortcutSpec() throws Exception {
IXMLElement spec = null;
InputStream shortcutSpec = null;
try {
shortcutSpec = resources.getInputStream(TargetFactory.getCurrentOSPrefix() + SPEC_FILE_NAME);
} catch (ResourceNotFoundException resourceNotFound) {
try {
shortcutSpec = resources.getInputStream(SPEC_FILE_NAME);
} catch (ResourceNotFoundException shortcutsNotFound) {
// Fail on next try block
}
}
try {
VariableSubstitutor replacer = new VariableSubstitutorImpl(installData.getVariables());
String substitutedSpec = replacer.substitute(shortcutSpec, SubstitutionType.TYPE_XML);
IXMLParser parser = new XMLParser();
spec = parser.parse(substitutedSpec);
} catch (Exception e) {
return null;
}
shortcutSpec.close();
return spec;
}
private boolean readSpec() {
InputStream input;
try {
input = ResourceManager.getInstance().getInputStream(SPEC_RESOURCE_NAME);
} catch (Exception e) {
e.printStackTrace();
return false;
}
IXMLParser parser = new XMLParser();
try {
this.spec = parser.parse(input);
} catch (Exception e) {
System.out.println("Error parsing XML specification for compilation.");
e.printStackTrace();
return false;
}
if (!this.spec.hasChildren()) {
return false;
}
this.compilerArgumentsList = new ArrayList<String>();
this.compilerList = new ArrayList<String>();
// read <global> information
IXMLElement global = this.spec.getFirstChildNamed("global");
// use some default values if no <global> section found
if (global != null) {
// get list of compilers
this.compilerSpec = global.getFirstChildNamed("compiler");
if (this.compilerSpec != null) {
readChoices(this.compilerSpec, this.compilerList);
}
this.compilerArgumentsSpec = global.getFirstChildNamed("arguments");
if (this.compilerArgumentsSpec != null) {
// basicly perform sanity check
readChoices(this.compilerArgumentsSpec, this.compilerArgumentsList);
}
}
// supply default values if no useful ones where found
if (this.compilerList.size() == 0) {
this.compilerList.add("javac");
this.compilerList.add("jikes");
}
if (this.compilerArgumentsList.size() == 0) {
this.compilerArgumentsList.add("-O -g:none");
this.compilerArgumentsList.add("-O");
this.compilerArgumentsList.add("-g");
this.compilerArgumentsList.add("");
}
return true;
}