Java Doc for RulesEngine.java in  » Installer » IzPack » com » izforge » izpack » rules » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Installer » IzPack » com.izforge.izpack.rules   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    com.izforge.izpack.rules.RulesEngine RulesEngine public class RulesEngine (Code) The rules engine class is the central point for checking conditions author:    Dennis Reil, created: 09.11.2006, 13:48:39 Field Summary protected static  Map conditionsmap      protected  XMLElement conditionsspec      protected static  InstallData installdata      protected  Map<String, String> optionalpackconditions      protected  Map<String, String> packconditions      protected  Map<String, String> panelconditions      Constructor Summary public   RulesEngine(XMLElement conditionsspecxml, InstallData installdata)      public   RulesEngine(Map rules, InstallData installdata)      Method Summary public static  Condition analyzeCondition(XMLElement condition)      public  boolean canInstallPack(String packid, Properties variables)      public  boolean canInstallPackOptional(String packid, Properties variables)      public  boolean canShowPanel(String panelid, Properties variables)      protected  boolean checkAttribute(String val, String attribute, String element)      Checks if an attribute for an xmlelement is set. public static  Condition getCondition(String id)      protected static  Condition getConditionByExpr(StringBuffer conditionexpr)      public  String[] getKnownConditionIds()      Returns the current known condition ids. public  boolean isConditionTrue(String id, Properties variables)      public  boolean isConditionTrue(Condition cond, Properties variables)      public  boolean isConditionTrue(String id)      public  boolean isConditionTrue(Condition cond)      protected  void readConditions()      Field Detail conditionsmap protected static Map conditionsmap(Code) conditionsspec protected XMLElement conditionsspec(Code) installdata protected static InstallData installdata(Code) optionalpackconditions protected Map<String, String> optionalpackconditions(Code) packconditions protected Map<String, String> packconditions(Code) panelconditions protected Map<String, String> panelconditions(Code) Constructor Detail RulesEngine public RulesEngine(XMLElement conditionsspecxml, InstallData installdata)(Code) RulesEngine public RulesEngine(Map rules, InstallData installdata)(Code) Method Detail analyzeCondition public static Condition analyzeCondition(XMLElement condition)(Code) canInstallPack public boolean canInstallPack(String packid, Properties variables)(Code) Is the installation of a pack possible? Parameters:   packid - Parameters:   variables - true - there is no condition or condition is met false - there is a condition and thecondition was not met canInstallPackOptional public boolean canInstallPackOptional(String packid, Properties variables)(Code) Is an optional installation of a pack possible if the condition is not met? Parameters:   packid - Parameters:   variables - canShowPanel public boolean canShowPanel(String panelid, Properties variables)(Code) Can a panel be shown? Parameters:   panelid - - id of the panel, which should be shown Parameters:   variables - - the variables true - there is no condition or condition is met false - there is a condition and thecondition was not met checkAttribute protected boolean checkAttribute(String val, String attribute, String element)(Code) Checks if an attribute for an xmlelement is set. Parameters:   val - value of attribute to check Parameters:   attribute - the attribute which is checked Parameters:   element - the element true value was set false no value was set getCondition public static Condition getCondition(String id)(Code) getConditionByExpr protected static Condition getConditionByExpr(StringBuffer conditionexpr)(Code) getKnownConditionIds public String[] getKnownConditionIds()(Code) Returns the current known condition ids. isConditionTrue public boolean isConditionTrue(String id, Properties variables)(Code) isConditionTrue public boolean isConditionTrue(Condition cond, Properties variables)(Code) isConditionTrue public boolean isConditionTrue(String id)(Code) isConditionTrue public boolean isConditionTrue(Condition cond)(Code) readConditions protected void readConditions()(Code) Read the spec for the conditions Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)