1 package com.indexdata.mkjsf.config;
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3 import java.io.IOException;
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4 import java.util.ArrayList;
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5 import java.util.HashMap;
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6 import java.util.List;
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7 import java.util.Map;
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9 import javax.enterprise.context.SessionScoped;
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10 import javax.enterprise.inject.Alternative;
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11 import javax.faces.context.ExternalContext;
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12 import javax.faces.context.FacesContext;
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13 import javax.inject.Named;
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14 import javax.servlet.ServletContext;
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15 import javax.servlet.http.HttpServletRequest;
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17 import org.apache.log4j.Logger;
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19 import com.indexdata.masterkey.config.MasterkeyConfiguration;
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20 import com.indexdata.masterkey.config.ModuleConfiguration;
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21 import com.indexdata.mkjsf.errors.ConfigurationException;
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22 import com.indexdata.mkjsf.utils.Utils;
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24 import static com.indexdata.mkjsf.utils.Utils.nl;
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27 * Reads configuration from a MasterKey configuration scheme
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30 * @author Niels Erik
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33 @Named @SessionScoped @Alternative
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34 public class Mk2ConfigReader implements ConfigurationReader {
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36 private static final long serialVersionUID = 8865086878660568870L;
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37 private static Logger logger = Logger.getLogger(Mk2ConfigReader.class);
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38 private Map<String,Configuration> configs = new HashMap<String,Configuration>();
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39 private Map<String,Configurable> configurables = new HashMap<String,Configurable>();
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41 public Mk2ConfigReader () throws IOException {
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42 logger.info(Utils.objectId(this) + " is instantiating Pazpar2 service configuration by MasterKey configuration scheme.");
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46 public Configuration getConfiguration(Configurable configurable) throws ConfigurationException {
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47 if (configs.get(configurable.getModuleName()) == null) {
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48 Configuration config = readConfig(configurable);
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49 configs.put(configurable.getModuleName(), config);
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50 configurables.put(configurable.getModuleName(), configurable);
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52 return configs.get(configurable.getModuleName());
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55 private Configuration readConfig (Configurable configurable) throws ConfigurationException {
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56 Configuration config = new Configuration();
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57 ExternalContext externalContext = FacesContext.getCurrentInstance().getExternalContext();
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58 ServletContext servletContext = (ServletContext) externalContext.getContext();
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59 MasterkeyConfiguration mkConfigContext;
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61 mkConfigContext = MasterkeyConfiguration.getInstance(servletContext,
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62 "mkjsf", ((HttpServletRequest) externalContext.getRequest()).getServerName());
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63 } catch (IOException e) {
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64 throw new ConfigurationException(Mk2ConfigReader.class + " could not read configuration for '" + configurable.getModuleName() + "' using MasterKey configuration scheme: "+e.getMessage(),e);
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67 ModuleConfiguration moduleConfig = mkConfigContext.getModuleConfiguration(configurable.getModuleName());
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68 config.addAll(configurable.getDefaults(),moduleConfig.getConfigMap());
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69 config.set("configpath", moduleConfig.getConfigFilePath());
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70 } catch (IOException e) {
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71 throw new ConfigurationException(Mk2ConfigReader.class + " could not read configuration for '"+ configurable.getModuleName() + "': "+e.getMessage(),e);
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76 public List<String> document() {
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77 List<String> doc = new ArrayList<String>();
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78 doc.add("Application properties as read by " + this.getClass());
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79 for (String moduleName : configs.keySet()) {
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80 doc.add(nl+"Module: " + moduleName);
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81 Configurable module = configurables.get(moduleName);
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82 Map<String,String> map = configs.get(moduleName).getConfigMap();
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83 for (String key : map.keySet()) {
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84 doc.add(nl+key+": "+ map.get(key) +
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85 (module.getDefaults().containsKey(key) ?
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86 (module.getDefaults().get(key).equals(map.get(key)) ? " [default]" : " [override]")
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