Package org.drools.compiler.lang.dsl

Examples of org.drools.compiler.lang.dsl.DSLTokenizedMappingFile

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    @Test
    public void testParseFileWithEscaptedEquals() {
        String file = "[when]something:\\={value}=Attribute( something == \"{value}\" )";
        try {
            final Reader reader = new StringReader( file );
            this.file = new DSLTokenizedMappingFile();

            final boolean parsingResult = this.file.parseAndLoad( reader );
            reader.close();

            assertTrue( this.file.getErrors().toString(),
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    @Test
    public void testParseFile() {
        try {
            final Reader reader = new InputStreamReader( this.getClass().getResourceAsStream( this.filename ) );
            this.file = new DSLTokenizedMappingFile();

            final boolean parsingResult = this.file.parseAndLoad( reader );
            reader.close();

            assertTrue( this.file.getErrors().toString(),
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    @Test
    public void testParseFileWithEscaptedBrackets() {
        String file = "[when][]ATTRIBUTE \"{attr}\" IS IN \\[{list}\\]=Attribute( {attr} in ({list}) )";
        try {
            final Reader reader = new StringReader( file );
            this.file = new DSLTokenizedMappingFile();

            final boolean parsingResult = this.file.parseAndLoad( reader );
            reader.close();

            assertTrue( this.file.getErrors().toString(),
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    @Test
    public void testParseFileWithEscaptedCurlyBrackets() {
        String file = "[consequence][$policy]Add surcharge {surcharge} to Policy=modify(policy) \\{price = {surcharge}\\}";
        try {
            final Reader reader = new StringReader( file );
            this.file = new DSLTokenizedMappingFile();

            final boolean parsingResult = this.file.parseAndLoad( reader );
            reader.close();

            assertTrue( this.file.getErrors().toString(),
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        String file = "[then]TEST=System.out.println(\"DO_SOMETHING\");" + NL + "" +
        "[when]code {code1} occurs and sum of all digit not equal \\( {code2} \\+ {code3} \\)=AAAA( cd1 == {code1}, cd2 != ( {code2} + {code3} ))" + NL + ""
                      + "[when]code {code1} occurs=BBBB" + NL + "";
        try {
            final Reader reader = new StringReader( file );
            this.file = new DSLTokenizedMappingFile();

            final boolean parsingResult = this.file.parseAndLoad( reader );
            reader.close();

            assertTrue( this.file.getErrors().toString(),
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    public void testParseFileWithEscapes() {
        String file = "[then]TEST=System.out.println(\"DO_SOMETHING\");" + NL + "" + "[when]code {code1} occurs and sum of all digit not equal \\( {code2} \\+ {code3} \\)=AAAA( cd1 == {code1}, cd2 != ( {code2} + {code3} ))" + NL + ""
                      + "[when]code {code1} occurs=BBBB" + NL + "";
        try {
            final Reader reader = new StringReader( file );
            this.file = new DSLTokenizedMappingFile();

            final boolean parsingResult = this.file.parseAndLoad( reader );
            reader.close();

            assertTrue( this.file.getErrors().toString(),
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    @Test @Ignore
    public void testParseFileWithEscaptedEquals() {
        String file = "[when][]something:\\={value}=Attribute( something == \"{value}\" )";
        try {
            final Reader reader = new StringReader( file );
            this.file = new DSLTokenizedMappingFile();

            final boolean parsingResult = this.file.parseAndLoad( reader );
            reader.close();

            assertTrue( this.file.getErrors().toString(),
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    @Test
    public void testEnum() {
        String file = "[when][]ATTRIBUTE {attr:ENUM:Attribute.value} in {list}=Attribute( {attr} in ({list}) )";
        try {
            final Reader reader = new StringReader( file );
            this.file = new DSLTokenizedMappingFile();

            final boolean parsingResult = this.file.parseAndLoad( reader );
            reader.close();

            assertTrue( this.file.getErrors().toString(),
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                                        final String inputValue) throws IOException {
        String mapping = "[condition][]" + inputKey + "=" + inputValue;
        StringReader dsl = new StringReader( mapping );
        DSLMappingEntry entry = null;
        try {
            DSLTokenizedMappingFile parser = new DSLTokenizedMappingFile();
            if ( parser.parseAndLoad( dsl ) ) {
                entry = parser.getMapping().getEntries().get( 0 );
            } else {
                throw new RuntimeException( "Error parsing entry: " + mapping + ": " + parser.getErrors().toString() );
            }
        } finally {
            dsl.close();
        }
        return entry;
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        DefaultExpanderResolver resolver = new DefaultExpanderResolver(new StringReader(dsl));
       
       
        final DSLMappingFile file = new DSLTokenizedMappingFile();
        if ( file.parseAndLoad( new StringReader(dsl) ) ) {
            final Expander expander = new DefaultExpander();
            expander.addDSLMapping( file.getMapping() );
            resolver.addExpander("*", expander);
        } else {
            throw new RuntimeException( "Error parsing and loading DSL file." + file.getErrors() );
        }

        DrlParser parser = new DrlParser(LanguageLevelOption.DRL5);
        String result = parser.getExpandedDRL( drl, resolver);
        assertEqualsIgnoreWhitespace( "rule 'foo' " + NL + " when " + NL + " Something() " + NL + " then " + NL + " another(); " + NL + "end", result );
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Related Classes of org.drools.compiler.lang.dsl.DSLTokenizedMappingFile

  • org.antlr.runtime.ANTLRReaderStream
  • org.antlr.runtime.CommonTokenStream
  • org.antlr.runtime.tree.CommonTree
  • org.antlr.runtime.tree.CommonTreeNodeStream
  • org.drools.compiler.builder.impl.KnowledgeBuilderImpl
  • org.drools.compiler.compiler.DrlParserTest
  • org.drools.compiler.compiler.PackageBuilder
  • org.drools.compiler.compiler.ParserError
  • org.drools.compiler.lang.dsl.ANTLRDSLTest
  • org.drools.compiler.lang.dsl.DefaultExpanderTest
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