org.turro.elephant.context.History Class Reference

Public Member Functions
void	add (String path)
String	get ()
String	peek ()
String	back ()

Static Public Member Functions
static void	add (IConstructor constructor, String path)
static String	get (IConstructor constructor)
static String	peek (IConstructor constructor)
static String	back (IConstructor constructor)
static String	peekBack (IConstructor constructor)
static History	getInstance (IConstructor constructor)

Detailed Description

Author

Lluis Turró Cutiller lluis.nosp@m.@tur.nosp@m.ro.or.nosp@m.g

Definition at line 30 of file History.java.

Member Function Documentation

add() [1/2]

static void org.turro.elephant.context.History.add ( IConstructor  constructor, String  path  )

static

Definition at line 34 of file History.java.

                                                                {
    getInstance(constructor).add(path);
  }

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add() [2/2]

void org.turro.elephant.context.History.add

(

String

path

)

Definition at line 58 of file History.java.

                               {
    String last = HISTORY.peekLast();
    if(!Objects.equals(last, path)) {
      if(!HISTORY.offerLast(path)) {
        HISTORY.pollFirst();
        HISTORY.offerLast(path);
      }
    }
  }

back() [1/2]

String org.turro.elephant.context.History.back

(

)

Definition at line 76 of file History.java.

                       {
    if(HISTORY.size() > 1) {
      Iterator<String> it = HISTORY.descendingIterator();
      it.next();
      return it.next();
    }
    return HISTORY.peekLast();
  }

back() [2/2]

static String org.turro.elephant.context.History.back ( IConstructor  constructor )

static

Definition at line 46 of file History.java.

                                                      {
    History history = getInstance(constructor);
    history.get(); // remove current
    return history.get();
  }

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get() [1/2]

String org.turro.elephant.context.History.get

(

)

Definition at line 68 of file History.java.

                      {
    return HISTORY.pollLast();
  }

get() [2/2]

static String org.turro.elephant.context.History.get ( IConstructor  constructor )

static

Definition at line 38 of file History.java.

                                                     {
    return getInstance(constructor).get();
  }

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getInstance()

static History org.turro.elephant.context.History.getInstance ( IConstructor  constructor )

static

Definition at line 91 of file History.java.

                                                              {
    History history = (History) constructor.getSessionAttribute(HISTORY_CONTEXT);
    if(history == null) {
      history = new History();
      constructor.setSessionAttribute(HISTORY_CONTEXT, history);
    }
    return history;
  }

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peek() [1/2]

String org.turro.elephant.context.History.peek

(

)

Definition at line 72 of file History.java.

                       {
    return HISTORY.peekLast();
  }

peek() [2/2]

static String org.turro.elephant.context.History.peek ( IConstructor  constructor )

static

Definition at line 42 of file History.java.

                                                      {
    return getInstance(constructor).peek();
  }

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peekBack()

static String org.turro.elephant.context.History.peekBack ( IConstructor  constructor )

static

Definition at line 52 of file History.java.

                                                          {
    History history = getInstance(constructor);
    return history.back();
  }

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The documentation for this class was generated from the following file:

• History.java