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git-svn-id: https://pmd.svn.sourceforge.net/svnroot/pmd/trunk@1071 51baf565-9d33-0410-a72c-fc3788e3496d

pmd/src/net/sourceforge/pmd/RuleProperties.java

@@ -0,0 +1,241 @@
+package net.sourceforge.pmd;
+
+import java.util.Enumeration;
+import java.util.Properties;
+
+/**
+ *
+ * @author Donald A. Leckie
+ * @since October 1, 2002
+ * @version $Revision$, $Date$
+ */
+public class RuleProperties
+{
+
+    private Properties m_properties = new Properties();
+
+    // Constants
+    private static final String SEPARATOR = "&PS;";
+    private static final String EMPTY_STRING = "";
+
+    /**
+     ******************************************************************************
+     *
+     */
+    public RuleProperties()
+    {
+        super();
+    }
+
+    /**
+     ******************************************************************************
+     *
+     * @param name
+     *
+     * @return
+     */
+    public boolean containsKey(String name)
+    {
+        return m_properties.containsKey(name);
+    }
+
+    /**
+     ******************************************************************************
+     *
+     * Returns an enumeration of the property names in this properties table.
+     *
+     * @return An enumeration of the property names in this properties table.
+     */
+    public Enumeration keys()
+    {
+        return m_properties.keys();
+    }
+
+    /**
+     ******************************************************************************
+     *
+     * @return
+     */
+    public int size()
+    {
+        return m_properties.size();
+    }
+
+    /**
+     ******************************************************************************
+     *
+     * @param name
+     *
+     * @return
+     */
+    public String getValue(String name)
+    {
+        name = (name == null) ? EMPTY_STRING : name.trim();
+
+        if (name.length() > 0)
+        {
+            String property = m_properties.getProperty(name);
+
+            if (property != null)
+            {
+                int index = property.indexOf(SEPARATOR);
+
+                return (index < 0) ? property : property.substring(0, index);
+            }
+        }
+
+        return EMPTY_STRING;
+    }
+
+    /**
+     ******************************************************************************
+     *
+     * @param name
+     *
+     * @return
+     */
+    public String getValueType(String name)
+    {
+        name = (name == null) ? EMPTY_STRING : name.trim();
+
+        if (name.length() > 0)
+        {
+            String property = m_properties.getProperty(name);
+
+            if (property != null)
+            {
+                int index = property.indexOf(SEPARATOR) + SEPARATOR.length();
+
+                if (index > 0)
+                {
+                    return property.substring(index);
+                }
+            }
+        }
+
+        return EMPTY_STRING;
+    }
+
+    /**
+     *******************************************************************************
+     *
+     * @param name
+     *
+     * @return
+     */
+    public boolean getBooleanValue(String name)
+    {
+        return Boolean.getBoolean(getValue(name));
+    }
+
+    /**
+     *******************************************************************************
+     *
+     * @param name
+     *
+     * @return
+     */
+    public double getDoubleValue(String name)
+    {
+        try
+        {
+            return Double.parseDouble(getValue(name));
+        }
+        catch (NumberFormatException exception)
+        {
+            return 0.0;
+        }
+    }
+
+    /**
+     *******************************************************************************
+     *
+     * @param name
+     *
+     * @return
+     */
+    public int getIntegerValue(String name)
+    {
+        try
+        {
+            return Integer.parseInt(getValue(name));
+        }
+        catch (NumberFormatException exception)
+        {
+            return 0;
+        }
+    }
+
+    /**
+     *******************************************************************************
+     *
+     * @param name
+     *
+     * @return
+     */
+    public String getProperty(String name)
+    {
+        return getValue(name);
+    }
+
+    /**
+     *******************************************************************************
+     *
+     * @param name
+     * @param value
+     */
+    public Object setProperty(String name, String value)
+    {
+        setValue(name, value);
+
+        return null;
+    }
+
+    /**
+     *******************************************************************************
+     *
+     * @param name
+     * @param value
+     */
+    public void setValue(String name, String value)
+    {
+        name = (name == null) ? EMPTY_STRING : name.trim();
+
+        if (name.length() > 0)
+        {
+            if (value == null)
+            {
+                value = EMPTY_STRING;
+            }
+
+            String valueType = getValueType(name);
+            String property = value + SEPARATOR + valueType;
+
+            m_properties.setProperty(name, property);
+        }
+    }
+
+    /**
+     *******************************************************************************
+     *
+     * @param name
+     * @param valueType
+     */
+    public void setValueType(String name, String valueType)
+    {
+        name = (name == null) ? EMPTY_STRING : name.trim();
+
+        if (name.length() > 0)
+        {
+            if (valueType == null)
+            {
+                valueType = EMPTY_STRING;
+            }
+
+            String value = getValue(name);
+            String property = value + SEPARATOR + valueType;
+
+            m_properties.setProperty(name, property);
+        }
+    }
+}