Skip to content

Commit

Permalink
UrlManager: Reindent based on our coding style
Browse files Browse the repository at this point in the history
  • Loading branch information
@pasky
pasky committed Jun 6, 2016
1 parent 1b2f7b6 commit f2e5aff
Showing 1 changed file with 183 additions and 183 deletions.
366 changes: 183 additions & 183 deletions src/main/java/cz/brmlab/yodaqa/provider/UrlManager.java
View file
Original file line number Diff line number Diff line change
Expand Up @@ -13,186 +13,186 @@
*/
public class UrlManager {

static {
updateUrlTable();
}

public enum DataBackends {
DBPEDIA, FREEBASE, LABEL1, LABEL2, SOLR
}

private static String[][] urlLookUpTable;

public static String[][] getUrlLookUpTable() {
return urlLookUpTable;
}
public static void setUrlLookUpTable(String[][] newLookUpTable) {
urlLookUpTable = newLookUpTable;
}

private static int currentBackend = 0; //Default is 0: ailao.eu, 1: loopback, different if custom tables loaded
public static int getCurrentBackend() {
return currentBackend;
}
public static boolean setCurrentBackend(int currentBackend) {
if (currentBackend < urlLookUpTable.length) {
UrlManager.currentBackend = currentBackend;
return true;
} else {
return false;
}
}

public static String printState() {
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.append("Currently selected backend: ");
stringBuilder.append(Integer.toString(currentBackend));
stringBuilder.append("\n\nCurrent Lookup Table:\n");
for (int i=0; i<urlLookUpTable.length; i++){
for(int j=0; j<urlLookUpTable[i].length; j++) {
stringBuilder.append(urlLookUpTable[i][j]);
stringBuilder.append(" ");
}
stringBuilder.append("\n");
}
stringBuilder.append("\nCurrent properties:");
stringBuilder.append("System.getProperty(\"cz.brmlab.yodaqa.dbpediaurl\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.dbpediaurl"));
stringBuilder.append("\nSystem.getProperty(\"cz.brmlab.yodaqa.freebaseurl\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.freebaseurl"));
stringBuilder.append("\nSystem.getProperty(\"cz.brmlab.yodaqa.label1url\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.label1url"));
stringBuilder.append("\nSystem.getProperty(\"cz.brmlab.yodaqa.label2url\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.label2url"));
stringBuilder.append("\nSystem.getProperty(\"cz.brmlab.yodaqa.solrurl\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.solrurl"));
stringBuilder.append("\n\nURL each backend receives:");
stringBuilder.append("\nDBpedia: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.DBPEDIA.ordinal()));
stringBuilder.append("\nFreebase: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.FREEBASE.ordinal()));
stringBuilder.append("\nLabel Service 1: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.LABEL1.ordinal()));
stringBuilder.append("\nLabel Service 2: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.LABEL2.ordinal()));
stringBuilder.append("\nSolr: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.SOLR.ordinal()));
return stringBuilder.toString();
}

/**
* Reads configuration file
* @return Raw content of configuration file (should be JSON)
*/
private static String readConfigurationFile() {
StringBuilder configurationJson = new StringBuilder();

try (BufferedReader bufferedReader = new BufferedReader(new FileReader("conf/backendURLs.json")))
{
String currentLine;

while ((currentLine = bufferedReader.readLine()) != null) {
configurationJson.append(currentLine);
}

} catch (IOException ioe) {
ioe.printStackTrace();
}

return configurationJson.toString();
}

/**
* Parses configuration to two-dimensional String array, where each subarray contains
* DBpedia, Freebase, Label Service 1, Label Service 2, Solr/enwiki
* @return Two-dimensional array with URLs
*/
private static String[][] parseConfiguration(String jsonString) {

Gson gson = new GsonBuilder().create();

// Could get it as list or proceed manually...
// List<String> backends = gson.fromJson(jsonObject.get("offline"), new TypeToken<List<String>>(){}.getType());
//JsonParser jsonParser = new JsonParser();
//JsonElement jsonElement = jsonParser.parse(jsonString);
// JsonArray jsonArray = jsonElement.isJsonArray()?jsonElement.getAsJsonArray():null;

// ...but we can load it directly
return gson.fromJson(jsonString, String[][].class);
}

/**
* Reads and parses configuration file
* @return Success state
*/
public static boolean updateUrlTable() {
try{
String[][] result = parseConfiguration(readConfigurationFile());
if (result != null) {
urlLookUpTable = result;
return true;
}
return false;
} catch (JsonParseException jpe) {
jpe.printStackTrace();
return false;
}
}

/**
* Looks up entire URL set for a backend (DBpedia, Freebase, Label Service 1, Label Service 2
* and then Solr/enwiki)
* @param id Backend to return all URLs for
* @return All backends in order
*/
public static String[] lookUpUrlSet(int id) {
if(urlLookUpTable != null && id<urlLookUpTable.length) {
return urlLookUpTable[id];
}
return null;
}

/**
* Looks up particular URL in current backend, used by cz.brmlab.yodaqa.provider.rdf.FreebaseLookup,
* cz.brmlab.yodaqa.provider.rdf.DBpediaTitles.java cz.brmlab.yodaqa.provider.rdf.DBpediaLookup and
* cz.brmlab.yodaqa.pipeline.YodaQA
* @param fieldId Field to lookup
* @return URL for that particular backend
*/
public static String lookUpUrl(int fieldId) {
switch (fieldId) {
case 0:
return System.getProperty("cz.brmlab.yodaqa.dbpediaurl")!=null?
System.getProperty("cz.brmlab.yodaqa.dbpediaurl"):lookUpUrl(currentBackend, fieldId);
case 1:
return System.getProperty("cz.brmlab.yodaqa.freebaseurl")!=null?
System.getProperty("cz.brmlab.yodaqa.freebaseurl"):lookUpUrl(currentBackend, fieldId);
case 2:
return System.getProperty("cz.brmlab.yodaqa.label1url")!=null?
System.getProperty("cz.brmlab.yodaqa.label1url"):lookUpUrl(currentBackend, fieldId);
case 3:
return System.getProperty("cz.brmlab.yodaqa.label2url")!=null?
System.getProperty("cz.brmlab.yodaqa.label2url"):lookUpUrl(currentBackend, fieldId);
case 4:
return System.getProperty("cz.brmlab.yodaqa.solrurl")!=null?
System.getProperty("cz.brmlab.yodaqa.solrurl"):lookUpUrl(currentBackend, fieldId);
default:
return null;
}
}

/**
* Looks up URL by set and field
* @param fieldId Field to lookup
* @param setId URL set to use, number is position is JSON configuration under conf/backendURLs.json
* @return URL for that particular set and field
*/
public static String lookUpUrl(int setId, int fieldId) {
if(urlLookUpTable != null && setId<urlLookUpTable.length &&
fieldId<urlLookUpTable[setId].length) {
return urlLookUpTable[setId][fieldId];
}
return null;
}

}
static {
updateUrlTable();
}

public enum DataBackends {
DBPEDIA, FREEBASE, LABEL1, LABEL2, SOLR
}

private static String[][] urlLookUpTable;

public static String[][] getUrlLookUpTable() {
return urlLookUpTable;
}
public static void setUrlLookUpTable(String[][] newLookUpTable) {
urlLookUpTable = newLookUpTable;
}

private static int currentBackend = 0; //Default is 0: ailao.eu, 1: loopback, different if custom tables loaded
public static int getCurrentBackend() {
return currentBackend;
}
public static boolean setCurrentBackend(int currentBackend) {
if (currentBackend < urlLookUpTable.length) {
UrlManager.currentBackend = currentBackend;
return true;
} else {
return false;
}
}

public static String printState() {
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.append("Currently selected backend: ");
stringBuilder.append(Integer.toString(currentBackend));
stringBuilder.append("\n\nCurrent Lookup Table:\n");
for (int i=0; i<urlLookUpTable.length; i++){
for(int j=0; j<urlLookUpTable[i].length; j++) {
stringBuilder.append(urlLookUpTable[i][j]);
stringBuilder.append(" ");
}
stringBuilder.append("\n");
}
stringBuilder.append("\nCurrent properties:");
stringBuilder.append("System.getProperty(\"cz.brmlab.yodaqa.dbpediaurl\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.dbpediaurl"));
stringBuilder.append("\nSystem.getProperty(\"cz.brmlab.yodaqa.freebaseurl\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.freebaseurl"));
stringBuilder.append("\nSystem.getProperty(\"cz.brmlab.yodaqa.label1url\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.label1url"));
stringBuilder.append("\nSystem.getProperty(\"cz.brmlab.yodaqa.label2url\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.label2url"));
stringBuilder.append("\nSystem.getProperty(\"cz.brmlab.yodaqa.solrurl\") ");
stringBuilder.append(System.getProperty("cz.brmlab.yodaqa.solrurl"));
stringBuilder.append("\n\nURL each backend receives:");
stringBuilder.append("\nDBpedia: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.DBPEDIA.ordinal()));
stringBuilder.append("\nFreebase: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.FREEBASE.ordinal()));
stringBuilder.append("\nLabel Service 1: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.LABEL1.ordinal()));
stringBuilder.append("\nLabel Service 2: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.LABEL2.ordinal()));
stringBuilder.append("\nSolr: ");
stringBuilder.append(lookUpUrl(UrlManager.DataBackends.SOLR.ordinal()));
return stringBuilder.toString();
}

/**
* Reads configuration file
* @return Raw content of configuration file (should be JSON)
*/
private static String readConfigurationFile() {
StringBuilder configurationJson = new StringBuilder();

try (BufferedReader bufferedReader = new BufferedReader(new FileReader("conf/backendURLs.json")))
{
String currentLine;

while ((currentLine = bufferedReader.readLine()) != null) {
configurationJson.append(currentLine);
}

} catch (IOException ioe) {
ioe.printStackTrace();
}

return configurationJson.toString();
}

/**
* Parses configuration to two-dimensional String array, where each subarray contains
* DBpedia, Freebase, Label Service 1, Label Service 2, Solr/enwiki
* @return Two-dimensional array with URLs
*/
private static String[][] parseConfiguration(String jsonString) {

Gson gson = new GsonBuilder().create();

// Could get it as list or proceed manually...
// List<String> backends = gson.fromJson(jsonObject.get("offline"), new TypeToken<List<String>>(){}.getType());
//JsonParser jsonParser = new JsonParser();
//JsonElement jsonElement = jsonParser.parse(jsonString);
// JsonArray jsonArray = jsonElement.isJsonArray()?jsonElement.getAsJsonArray():null;

// ...but we can load it directly
return gson.fromJson(jsonString, String[][].class);
}

/**
* Reads and parses configuration file
* @return Success state
*/
public static boolean updateUrlTable() {
try{
String[][] result = parseConfiguration(readConfigurationFile());
if (result != null) {
urlLookUpTable = result;
return true;
}
return false;
} catch (JsonParseException jpe) {
jpe.printStackTrace();
return false;
}
}

/**
* Looks up entire URL set for a backend (DBpedia, Freebase, Label Service 1, Label Service 2
* and then Solr/enwiki)
* @param id Backend to return all URLs for
* @return All backends in order
*/
public static String[] lookUpUrlSet(int id) {
if(urlLookUpTable != null && id<urlLookUpTable.length) {
return urlLookUpTable[id];
}
return null;
}

/**
* Looks up particular URL in current backend, used by cz.brmlab.yodaqa.provider.rdf.FreebaseLookup,
* cz.brmlab.yodaqa.provider.rdf.DBpediaTitles.java cz.brmlab.yodaqa.provider.rdf.DBpediaLookup and
* cz.brmlab.yodaqa.pipeline.YodaQA
* @param fieldId Field to lookup
* @return URL for that particular backend
*/
public static String lookUpUrl(int fieldId) {
switch (fieldId) {
case 0:
return System.getProperty("cz.brmlab.yodaqa.dbpediaurl")!=null?
System.getProperty("cz.brmlab.yodaqa.dbpediaurl"):lookUpUrl(currentBackend, fieldId);
case 1:
return System.getProperty("cz.brmlab.yodaqa.freebaseurl")!=null?
System.getProperty("cz.brmlab.yodaqa.freebaseurl"):lookUpUrl(currentBackend, fieldId);
case 2:
return System.getProperty("cz.brmlab.yodaqa.label1url")!=null?
System.getProperty("cz.brmlab.yodaqa.label1url"):lookUpUrl(currentBackend, fieldId);
case 3:
return System.getProperty("cz.brmlab.yodaqa.label2url")!=null?
System.getProperty("cz.brmlab.yodaqa.label2url"):lookUpUrl(currentBackend, fieldId);
case 4:
return System.getProperty("cz.brmlab.yodaqa.solrurl")!=null?
System.getProperty("cz.brmlab.yodaqa.solrurl"):lookUpUrl(currentBackend, fieldId);
default:
return null;
}
}

/**
* Looks up URL by set and field
* @param fieldId Field to lookup
* @param setId URL set to use, number is position is JSON configuration under conf/backendURLs.json
* @return URL for that particular set and field
*/
public static String lookUpUrl(int setId, int fieldId) {
if(urlLookUpTable != null && setId<urlLookUpTable.length &&
fieldId<urlLookUpTable[setId].length) {
return urlLookUpTable[setId][fieldId];
}
return null;
}

}

0 comments on commit f2e5aff

Please sign in to comment.