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Public Member Functions | Static Public Member Functions | Package Attributes | Static Package Attributes
rene.zirkel.expression.MinusExpression Class Reference

-E More...

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List of all members.

Public Member Functions

 MinusExpression (BasicExpression e)
double getValue () throws ConstructionException
void translate ()
String toString ()
boolean isNumber ()
void reset ()
boolean isLogical ()

Static Public Member Functions

static BasicExpression scan (ExpressionText t) throws ConstructionException
static BasicExpression scan (ExpressionText t, int sign) throws ConstructionException
static BasicExpression scanBracket (ExpressionText t) throws ConstructionException

Package Attributes

BasicExpression E

Static Package Attributes

static final int MINUS = -1
static final int PLUS = 1

Detailed Description

-E

Definition at line 1315 of file Expression.java.


Constructor & Destructor Documentation

Definition at line 1318 of file Expression.java.

       {      E=e;
       }

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Member Function Documentation

Implements rene.zirkel.expression.ElementaryExpression.

Definition at line 1322 of file Expression.java.

       {      return -E.getValue();
       }

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Reimplemented in rene.zirkel.expression.OrExpression, rene.zirkel.expression.AndExpression, rene.zirkel.expression.NotExpression, and rene.zirkel.expression.CompareExpression.

Definition at line 143 of file Expression.java.

       {      return false;
       }

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Implements rene.zirkel.expression.ElementaryExpression.

Definition at line 1343 of file Expression.java.

       {      return E.isNumber();
       }

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Reimplemented from rene.zirkel.expression.BasicExpression.

Definition at line 1347 of file Expression.java.

       {      E.reset();
       }

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static BasicExpression rene.zirkel.expression.BasicExpression.scan ( ExpressionText  t,
int  sign 
) throws ConstructionException [inline, static, inherited]

Definition at line 107 of file Expression.java.

       {      if (sign==MINUS)
              {      if (t.next()=='(') return new MinusExpression(scanBracket(t));
                     return new MinusExpression(ElementaryExpression.scan(t));
              }
              if (t.next()=='(') return scanBracket(t);
              return ElementaryExpression.scan(t);
       }

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Reimplemented from rene.zirkel.expression.ElementaryExpression.

Definition at line 1327 of file Expression.java.

       {      if (t.next()!='-') return PotenzExpression.scan(t);
              t.advance();
              BasicExpression E1=PotenzExpression.scan(t);
              return new MinusExpression(E1);
       }

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Definition at line 118 of file Expression.java.

       {      t.advance();
              BasicExpression E=TopExpression.scan(t);
              if (t.next()==')') t.advance();
              else
                     throw new ConstructionException(Zirkel.name("exception.bracket"));
              return E;
       }

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Definition at line 1339 of file Expression.java.

       {      return "-"+E.toString();
       }

Reimplemented from rene.zirkel.expression.BasicExpression.

Definition at line 1335 of file Expression.java.

       {      E.translate();
       }

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Member Data Documentation

Reimplemented from rene.zirkel.expression.BasicExpression.

Definition at line 1316 of file Expression.java.

final int rene.zirkel.expression.BasicExpression.MINUS = -1 [static, package, inherited]

Definition at line 91 of file Expression.java.

final int rene.zirkel.expression.BasicExpression.PLUS = 1 [static, package, inherited]

Definition at line 91 of file Expression.java.


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