How to use

FromEntryPointFactPattern

in

org.drools.ide.common.client.modeldriven.brl

public void visitFromEntryPointFactPattern( FromEntryPointFactPattern pattern,
                      boolean isSubPattern ) {
  buf.append( indentation );
  if ( !isSubPattern && isDSLEnhanced ) {
    // adding passthrough markup
    buf.append( ">" );
  }
  if ( pattern.getFactPattern() != null ) {
    generateFactPattern( pattern.getFactPattern() );
  }
  buf.append( " from entry-point \"" + pattern.getEntryPointName() + "\"\n" );
}

  fp.setWindow( pattern.getWindow() );
  if ( pattern.getEntryPointName() != null && pattern.getEntryPointName().length() > 0 ) {
    FromEntryPointFactPattern fep = new FromEntryPointFactPattern();
    fep.setEntryPointName( pattern.getEntryPointName() );
    fep.setFactPattern( fp );
    patterns.add( fep );
    ifp = fep;
} else if ( ifp instanceof FromEntryPointFactPattern ) {
  FromEntryPointFactPattern fep = (FromEntryPointFactPattern) ifp;
  fp = fep.getFactPattern();
} else {
  throw new IllegalArgumentException( "Inexpected IFactPattern implementation found." );

@Test
public void testFromCollectWithEmbeddedFromEntryPoint() {
  RuleModel m = new RuleModel();
  m.name = "r1";
  SingleFieldConstraint sfc = new SingleFieldConstraint( "bar" );
  sfc.setFactType( SuggestionCompletionEngine.TYPE_NUMERIC_INTEGER );
  sfc.setFieldBinding( "$a" );
  sfc.setOperator( "==" );
  sfc.setValue( "777" );
  FactPattern fp = new FactPattern( "Foo" );
  fp.addConstraint( sfc );
  FromEntryPointFactPattern fep = new FromEntryPointFactPattern();
  fep.setEntryPointName( "ep" );
  fep.setFactPattern( fp );
  FromCollectCompositeFactPattern fac = new FromCollectCompositeFactPattern();
  fac.setRightPattern( fep );
  fac.setFactPattern( new FactPattern( "java.util.List" ) );
  m.addLhsItem( fac );
  String actual = BRDRLPersistence.getInstance().marshal( m );
  String expected = "rule \"r1\"\n"
      + "dialect \"mvel\"\n"
      + "when\n"
      + "java.util.List( ) from collect ( Foo( $a : bar == 777 ) from entry-point \"ep\" ) \n"
      + "then\n"
      + "end";
  assertEqualsIgnoreWhitespace( expected,
                 actual );
}

private IPattern findByFactPattern(List<IPattern> patterns,
                  String boundName) {
  if ( boundName == null ) {
    return null;
  }
  for ( IPattern ifp : patterns ) {
    if ( ifp instanceof FactPattern ) {
      FactPattern fp = (FactPattern) ifp;
      if ( fp.getBoundName() != null && fp.getBoundName().equals( boundName ) ) {
        return fp;
      }
    } else if ( ifp instanceof FromEntryPointFactPattern ) {
      FromEntryPointFactPattern fefp = (FromEntryPointFactPattern) ifp;
      FactPattern fp = fefp.getFactPattern();
      if ( fp.getBoundName() != null && fp.getBoundName().equals( boundName ) ) {
        return fp;
      }
    }
  }
  return null;
}

  fp.setWindow( pattern.getWindow() );
  if ( pattern.getEntryPointName() != null && pattern.getEntryPointName().length() > 0 ) {
    FromEntryPointFactPattern fep = new FromEntryPointFactPattern();
    fep.setEntryPointName( pattern.getEntryPointName() );
    fep.setFactPattern( fp );
    patterns.add( fep );
    ifp = fep;
} else if ( ifp instanceof FromEntryPointFactPattern ) {
  FromEntryPointFactPattern fep = (FromEntryPointFactPattern) ifp;
  fp = fep.getFactPattern();
} else {
  throw new IllegalArgumentException( "Inexpected IFactPattern implementation found." );

@Test
public void testFromAccumulateWithEmbeddedFromEntryPoint() {
  RuleModel m = new RuleModel();
  m.name = "r1";
  SingleFieldConstraint sfc = new SingleFieldConstraint( "bar" );
  sfc.setFactType( SuggestionCompletionEngine.TYPE_NUMERIC_INTEGER );
  sfc.setFieldBinding( "$a" );
  sfc.setOperator( "==" );
  sfc.setValue( "777" );
  FactPattern fp = new FactPattern( "Foo" );
  fp.addConstraint( sfc );
  FromEntryPointFactPattern fep = new FromEntryPointFactPattern();
  fep.setEntryPointName( "ep" );
  fep.setFactPattern( fp );
  FromAccumulateCompositeFactPattern fac = new FromAccumulateCompositeFactPattern();
  fac.setSourcePattern( fep );
  fac.setFactPattern( new FactPattern( "java.util.List" ) );
  fac.setFunction( "max($a)" );
  m.addLhsItem( fac );
  String actual = BRDRLPersistence.getInstance().marshal( m );
  String expected = "rule \"r1\"\n"
      + "dialect \"mvel\"\n"
      + "when\n"
      + "java.util.List( ) from accumulate ( Foo( $a : bar == 777 ) from entry-point \"ep\", \n"
      + "max($a))\n"
      + "then\n"
      + "end";
  assertEqualsIgnoreWhitespace( expected,
                 actual );
}

private IPattern findByFactPattern(List<IPattern> patterns,
                  String boundName) {
  if ( boundName == null ) {
    return null;
  }
  for ( IPattern ifp : patterns ) {
    if ( ifp instanceof FactPattern ) {
      FactPattern fp = (FactPattern) ifp;
      if ( fp.getBoundName() != null && fp.getBoundName().equals( boundName ) ) {
        return fp;
      }
    } else if ( ifp instanceof FromEntryPointFactPattern ) {
      FromEntryPointFactPattern fefp = (FromEntryPointFactPattern) ifp;
      FactPattern fp = fefp.getFactPattern();
      if ( fp.getBoundName() != null && fp.getBoundName().equals( boundName ) ) {
        return fp;
      }
    }
  }
  return null;
}

public void visitFromEntryPointFactPattern( FromEntryPointFactPattern pattern,
                      boolean isSubPattern ) {
  buf.append( indentation );
  if ( !isSubPattern && isDSLEnhanced ) {
    // adding passthrough markup
    buf.append( ">" );
  }
  if ( pattern.getFactPattern() != null ) {
    generateFactPattern( pattern.getFactPattern() );
  }
  buf.append( " from entry-point \"" + pattern.getEntryPointName() + "\"\n" );
}