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1
17
18 package org.pentaho.core.system;
19
20 import java.io.BufferedInputStream  ;
21 import java.io.File ;
22 import java.io.FileInputStream ;
23 import java.io.InputStream ;
24 import java.util.HashMap ;
25 import java.util.List ;
26 import java.util.Map ;
27 import java.util.Properties ;
28
29 import org.apache.commons.logging.Log;
30 import org.apache.commons.logging.LogFactory;
31 import org.dom4j.Document;
32 import org.dom4j.Node;
33 import org.pentaho.core.util.XmlHelper;
34 import org.pentaho.messages.Messages;
35
36 public class SystemSettings extends PentahoBase implements ISystemSettings {
37
40 private static final long serialVersionUID = 3727605230748352557L;
41
42 private static String LOG_NAME = Messages.getString("SYSTEMSETTINGS.CODE_LOG_NAME");
44 private static final Log logger = LogFactory.getLog(SystemSettings.class);
45
46 private IApplicationContext applicationContext;
47
48 private Map settingsDocumentMap = new HashMap ();
49
50 String logId;
51
52 public SystemSettings(IApplicationContext applicationContext) {
53 this.applicationContext = applicationContext;
55 logId = LOG_NAME + ":"; Document doc = getSystemSettingsDocument(PENTAHOSETTINGSFILENAME);
57 if (doc == null) {
58 throw new IllegalArgumentException (Messages.getErrorString("SYSTEMSETTINGS.ERROR_0003_INVALID_OR_MISSING_FILE")); }
60 }
61
62 public String getSystemSetting(String path, String settingName, String defaultValue) {
63 debug(Messages.getString("SYSTEMSETTINGS.DEBUG_GET_SYSTEM_SETTING_PATH", File.separator + path)); Document doc = getSystemSettingsDocument(path);
65 if (doc == null) {
66 return null;
67 }
68 Node node = doc.selectSingleNode("//" + settingName); if (node == null) {
70 return defaultValue;
71 }
72 return node.getText();
73 }
74
75 public String getSystemSetting(String settingName, String defaultValue) {
76 return getSystemSetting(PENTAHOSETTINGSFILENAME, settingName, defaultValue);
77 }
78
79 public List getSystemSettings(String path, String settingName) {
80 Document doc = getSystemSettingsDocument(path);
81 if (doc == null) {
82 return null;
83 }
84 return doc.selectNodes("//" + settingName); }
86
87 public List getSystemSettings(String settingName) {
88 return getSystemSettings(PENTAHOSETTINGSFILENAME, settingName);
89 }
90
91 public Document getSystemSettingsDocument(String actionPath) {
92 Document systemSettingsDocument = (Document) settingsDocumentMap.get(actionPath);
96 if (systemSettingsDocument == null) {
97 File f = getFile(actionPath);
98 if (f == null) {
99 return null;
100 }
101 systemSettingsDocument = XmlHelper.getDocFromFile(f);
102 settingsDocumentMap.put(actionPath, systemSettingsDocument);
103 }
104 return systemSettingsDocument;
105 }
106
107 private File getFile(String path) {
108 File f = new File (getAbsolutePath(path));
109
110 if (!f.exists()) {
111 error(Messages.getErrorString("SYSTEMSETTINGS.ERROR_0002_FILE_NOT_IN_SOLUTION", f.getAbsolutePath())); return null;
113 }
114 debug(Messages.getString("SYSTEMSETTINGS.DEBUG_SYSTEM_SETTINGS_GET_FILE", f.getAbsolutePath()));
116 return f;
117 }
118
119 private String getAbsolutePath(String path) {
120 return applicationContext.getSolutionPath("system" + File.separator + path); }
122
123 public Log getLogger() {
124 return logger;
125 }
126
127 public void resetSettingsCache() {
128 settingsDocumentMap.clear();
129 }
130
131 public Properties getSystemSettingsProperties(String path) {
132 String fullPath = PentahoSystem.getApplicationContext().getSolutionPath("system" + File.separator + path); File propsFile = new File (fullPath);
134 if (!propsFile.exists()) {
135 return null;
136 }
137 try {
138 Properties props = new Properties ();
139 InputStream iStream = new BufferedInputStream (new FileInputStream (propsFile));
140 props.load(iStream);
141 return props;
142
143 } catch (Exception e) {
144
145 }
146 return null;
147 }
148
149 }
150
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