Element element = (Element)node;
String elementTagName = element.getTagName();
if ("srcPath".equalsIgnoreCase(elementTagName)) {
String srcPathPrefix = element.getAttribute("prefix");
PolicyList policyList = null;
if (srcPathPrefix != null && srcPathPrefix.length() != 0) {
// Empty srcPath will have no effect but policies will be processed
// This allow us to define some "abstract" policies
policyList = new PolicyList();
all.add(policyList);
policyList.setSrcPath(conf, srcPathPrefix);
}
// loop through all the policies for this source path
NodeList policies = element.getChildNodes();
for (int j = 0; j < policies.getLength(); j++) {
Node node1 = policies.item(j);
if (!(node1 instanceof Element)) {
continue;
}
Element policy = (Element)node1;
if (!"policy".equalsIgnoreCase(policy.getTagName())) {
throw new RaidConfigurationException("Bad configuration file: " +
"Expecting <policy> for srcPath " + srcPathPrefix);
}
String policyName = policy.getAttribute("name");
PolicyInfo curr = new PolicyInfo(policyName, conf);
if (srcPathPrefix != null && srcPathPrefix.length() > 0) {
curr.setSrcPath(srcPathPrefix);
}
// loop through all the properties of this policy
NodeList properties = policy.getChildNodes();
PolicyInfo parent = null;
for (int k = 0; k < properties.getLength(); k++) {
Node node2 = properties.item(k);
if (!(node2 instanceof Element)) {
continue;
}
Element property = (Element)node2;
String propertyName = property.getTagName();
if ("erasureCode".equalsIgnoreCase(propertyName)) {
String text = ((Text)property.getFirstChild()).getData().trim();
LOG.info(policyName + ".erasureCode = " + text);
curr.setErasureCode(text);
} else if ("description".equalsIgnoreCase(propertyName)) {
String text = ((Text)property.getFirstChild()).getData().trim();
curr.setDescription(text);
} else if ("parentPolicy".equalsIgnoreCase(propertyName)) {
String text = ((Text)property.getFirstChild()).getData().trim();
parent = existingPolicies.get(text);
} else if ("property".equalsIgnoreCase(propertyName)) {
NodeList nl = property.getChildNodes();
String pname=null,pvalue=null;
for (int l = 0; l < nl.getLength(); l++){
Node node3 = nl.item(l);
if (!(node3 instanceof Element)) {
continue;
}
Element item = (Element) node3;
String itemName = item.getTagName();
if ("name".equalsIgnoreCase(itemName)){
pname = ((Text)item.getFirstChild()).getData().trim();
} else if ("value".equalsIgnoreCase(itemName)){
pvalue = ((Text)item.getFirstChild()).getData().trim();
}
}
if (pname != null && pvalue != null) {
LOG.info(policyName + "." + pname + " = " + pvalue);
curr.setProperty(pname,pvalue);
}
} else {
LOG.info("Found bad property " + propertyName +
" for srcPath" + srcPathPrefix +
" policy name " + policyName +
". Ignoring.");
}
} // done with all properties of this policy
PolicyInfo pinfo;
if (parent != null) {
pinfo = new PolicyInfo(policyName, conf);
pinfo.copyFrom(parent);
pinfo.copyFrom(curr);
} else {
pinfo = curr;
}
if (policyList != null) {
policyList.add(pinfo);
}
existingPolicies.put(policyName, pinfo);
} // done with all policies for this srcpath
}