Examples with BoundIdentifiers org.drools.compiler.compiler.BoundIdentifiers used on opensource projects

Example 1 with BoundIdentifiers

use of org.drools.compiler.compiler.BoundIdentifiers in project drools by kiegroup.

the class TypeDeclarationConfigurator method getMvelAnalysisResult.

private static MVELAnalysisResult getMvelAnalysisResult(KnowledgeBuilderImpl kbuilder, BaseDescr typeDescr, TypeDeclaration type, PackageRegistry pkgRegistry, String durationField, InternalKnowledgePackage pkg) {
    MVELDialect dialect = (MVELDialect) pkgRegistry.getDialectCompiletimeRegistry().getDialect("mvel");
    PackageBuildContext context = new PackageBuildContext();
    context.init(kbuilder, pkg, typeDescr, pkgRegistry.getDialectCompiletimeRegistry(), dialect, null);
    if (!type.isTypesafe()) {
        context.setTypesafe(false);
    }
    return (MVELAnalysisResult) context.getDialect().analyzeExpression(context, typeDescr, durationField, new BoundIdentifiers(type.getTypeClass()));
}

Example 2 with BoundIdentifiers

use of org.drools.compiler.compiler.BoundIdentifiers in project drools by kiegroup.

the class JavaExprAnalyzerTest method testAnalyzeBlock.

@Test
public void testAnalyzeBlock() {
    JavaExprAnalyzer analyzer = new JavaExprAnalyzer();
    String codeBlock = "int x;\n" + "Cheese cheese = new Cheese();\n" + "for( Iterator it = list.iterator(); it.hasNext(); ) {\n" + "    int shouldNotBeIncluded = 1;\n" + "}\n" + "{\n" + "    String anotherNonTopLevelVar = \"test\";\n" + "}\n" + "double thisIsAGoodVar = 0;\n" + "method();\n";
    try {
        JavaAnalysisResult analysis = analyzer.analyzeBlock(codeBlock, new BoundIdentifiers(new HashMap<String, Class<?>>(), null));
        Set<String> vars = analysis.getLocalVariables();
        assertEquals(3, vars.size());
        assertTrue(vars.contains("x"));
        assertTrue(vars.contains("cheese"));
        assertTrue(vars.contains("thisIsAGoodVar"));
    } catch (RecognitionException e) {
        e.printStackTrace();
        fail("Not supposed to raise exception: " + e.getMessage());
    }
}

Example 3 with BoundIdentifiers

use of org.drools.compiler.compiler.BoundIdentifiers in project drools by kiegroup.

the class JavaConsequenceBuilderPRAlwaysTest method testIfElseBlocks.

@Test
public void testIfElseBlocks() throws Exception {
    String consequence = " System.out.println(\"this is a test\");\n " + " Cheese c1 = $cheese;\n" + " if( c1 == $cheese )     { \r\n" + "     modify( c1 ) { setPrice( 10 ), \n" + "                    setOldPrice( age ) }\n " + "     Cheese c4 = $cheese;\n" + "     if ( true )     { \n" + "         modify( c4 ) { setPrice( 10 ), setOldPrice( age ) }\n " + "     } else if (1==2) {\n" + "         modify( c1 ) { setPrice( 10 ), setOldPrice( age ) }\n " + "     } else {\n " + "         Cheese c3 = $cheese;\n" + "         modify( $cheese ) { setPrice( 10 ), setOldPrice( age ) }\n " + "    }\n" + " } else {\n " + "     Cheese c3 = $cheese;\n" + "     modify( c3 ) { setPrice( 10 ), setOldPrice( age ) }\n " + "     if ( c4 ==  $cheese ) modify( $cheese ) { setPrice( 10 ), setOldPrice( age ) }\n " + "     else modify( $cheese ) { setPrice( 12 ) }\n " + "}\n" + " modify( $cheese ) { setPrice( 10 ), setOldPrice( age ) }\n " + " System.out.println(\"we are done\");\n ";
    setupTest("", new HashMap<String, Object>());
    ruleDescr.setConsequence(consequence);
    JavaExprAnalyzer analyzer = new JavaExprAnalyzer();
    Map<String, Class<?>> declrCls = new HashMap<String, Class<?>>();
    declrCls.put("$cheese", Cheese.class);
    JavaAnalysisResult analysis = (JavaAnalysisResult) analyzer.analyzeBlock((String) ruleDescr.getConsequence(), new BoundIdentifiers(declrCls, null));
    BoundIdentifiers bindings = new BoundIdentifiers(new HashMap(), null);
    bindings.getDeclrClasses().put("$cheese", Cheese.class);
    bindings.getDeclrClasses().put("age", int.class);
    // Set the inputs for each container, this is needed for modifes when the target context is the result of an expression
    List<JavaBlockDescr> descrs = new ArrayList<JavaBlockDescr>();
    setContainerBlockInputs(context, descrs, analysis.getBlockDescrs(), consequence, bindings, new HashMap(), 0);
    String fixed = fixBlockDescr(context, analysis, context.getDeclarationResolver().getDeclarations(context.getRule()));
    List<String> cheeseAccessibleProperties = ClassUtils.getAccessibleProperties(Cheese.class);
    BitMask priceOldPrice = PropertySpecificUtil.calculatePositiveMask(Cheese.class, Arrays.asList("price", "oldPrice"), cheeseAccessibleProperties);
    BitMask price = PropertySpecificUtil.calculatePositiveMask(Cheese.class, Arrays.asList("price"), cheeseAccessibleProperties);
    String expected = "  System.out.println(\"this is a test\");\r\n" + "  Cheese c1 = $cheese;\r\n" + " if( c1 == $cheese )     { \r\n" + "     { org.drools.compiler.Cheese __obj__ = ( c1 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); \r\n" + "__obj__.setOldPrice( age ); drools.update( __obj____Handle2__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "      Cheese c4 = $cheese;\r\n" + "     if ( true )     { \r\n" + "         { org.drools.compiler.Cheese __obj__ = ( c4 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); __obj__.setOldPrice( age ); drools.update( __obj____Handle2__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "      } else if (1==2) {\r\n" + "         { org.drools.compiler.Cheese __obj__ = ( c1 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); __obj__.setOldPrice( age ); drools.update( __obj____Handle2__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "      } else {\r\n" + "          Cheese c3 = $cheese;\r\n" + "         { $cheese.setPrice( 10 ); $cheese.setOldPrice( age ); drools.update( $cheese__Handle__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "     }\r\n" + " } else {\r\n" + "      Cheese c3 = $cheese;\r\n" + "     { org.drools.compiler.Cheese __obj__ = ( c3 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); __obj__.setOldPrice( age ); drools.update( __obj____Handle2__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "      if ( c4 ==  $cheese ) { $cheese.setPrice( 10 ); $cheese.setOldPrice( age ); drools.update( $cheese__Handle__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + // the following line please notice only price is actually modified.
    "      else { $cheese.setPrice( 12 ); drools.update( $cheese__Handle__, " + price.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + " }\r\n" + " { $cheese.setPrice( 10 ); $cheese.setOldPrice( age ); drools.update( $cheese__Handle__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "  System.out.println(\"we are done\");\r\n" + " \r\n";
    assertNotNull(context.getErrors().toString(), fixed);
    assertEqualsIgnoreSpaces(expected, fixed);
// System.out.println( "=============================" );
// System.out.println( ruleDescr.getConsequence() );
// System.out.println( "=============================" );
// System.out.println( fixed );
}

Example 4 with BoundIdentifiers

use of org.drools.compiler.compiler.BoundIdentifiers in project drools by kiegroup.

the class JavaConsequenceBuilderPRAlwaysTest method testFixModifyBlocks.

@Test
public void testFixModifyBlocks() throws Exception {
    String consequence = " System.out.println(\"this is a test\");\n " + " Cheese c1 = $cheese;\n" + " try { \r\n" + "     modify( c1 ) { setPrice( 10 ), \n" + "                    setOldPrice( age ) }\n " + "     Cheese c4 = $cheese;\n" + "     try { \n" + "         modify( c4 ) { setPrice( 10 ), setOldPrice( age ) }\n " + "     } catch (java.lang.Exception e) {\n" + "         modify( c1 ) { setPrice( 10 ), setOldPrice( age ) }\n " + "     } finally {\n " + "         Cheese c3 = $cheese;\n" + "         modify( c3 ) { setPrice( 10 ), setOldPrice( age ) }\n " + "    }\n" + " } catch (java.lang.Exception e) {\n" + "     Cheese c2 = $cheese;\n" + "     modify( c2 ) { setPrice( 10 ), setOldPrice( age ) }\n " + " } finally {\n " + "     Cheese c3 = $cheese;\n" + "     modify( c3 ) { setPrice( 10 ), setOldPrice( age ) }\n " + "}\n" + " modify( $cheese ) { setPrice( 10 ), setOldPrice( age ) }\n " + " System.out.println(\"we are done\");\n ";
    setupTest("", new HashMap<String, Object>());
    ruleDescr.setConsequence(consequence);
    JavaExprAnalyzer analyzer = new JavaExprAnalyzer();
    Map<String, Class<?>> declrCls = new HashMap<String, Class<?>>();
    declrCls.put("$cheese", Cheese.class);
    JavaAnalysisResult analysis = (JavaAnalysisResult) analyzer.analyzeBlock((String) ruleDescr.getConsequence(), new BoundIdentifiers(declrCls, null));
    BoundIdentifiers bindings = new BoundIdentifiers(new HashMap(), null);
    bindings.getDeclrClasses().put("$cheese", Cheese.class);
    bindings.getDeclrClasses().put("age", int.class);
    // Set the inputs for each container, this is needed for modifes when the target context is the result of an expression
    List<JavaBlockDescr> descrs = new ArrayList<JavaBlockDescr>();
    setContainerBlockInputs(context, descrs, analysis.getBlockDescrs(), consequence, bindings, new HashMap(), 0);
    analysis.setBoundIdentifiers(bindings);
    context.getKnowledgeBuilder().getTypeDeclaration(Cheese.class).setPropertyReactive(true);
    String fixed = fixBlockDescr(context, analysis, context.getDeclarationResolver().getDeclarations(context.getRule()), descrs);
    String expected = " System.out.println(\"this is a test\");\r\n" + "  Cheese c1 = $cheese;\r\n" + " try { \r\n" + "     { org.drools.compiler.Cheese __obj__ = ( c1 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); \r\n" + "__obj__.setOldPrice( age ); drools.update( __obj____Handle2__, new org.drools.core.util.bitmask.LongBitMask(12L), org.drools.compiler.Cheese.class ); }\r\n" + "      Cheese c4 = $cheese;\r\n" + "     try { \r\n" + "         { org.drools.compiler.Cheese __obj__ = ( c4 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); __obj__.setOldPrice( age ); drools.update( __obj____Handle2__, new org.drools.core.util.bitmask.LongBitMask(12L), org.drools.compiler.Cheese.class ); }\r\n" + "      } catch (java.lang.Exception e) {\r\n" + "         { org.drools.compiler.Cheese __obj__ = ( c1 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); __obj__.setOldPrice( age ); drools.update( __obj____Handle2__, new org.drools.core.util.bitmask.LongBitMask(12L), org.drools.compiler.Cheese.class ); }\r\n" + "      } finally {\r\n" + "          Cheese c3 = $cheese;\r\n" + "         { org.drools.compiler.Cheese __obj__ = ( c3 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); __obj__.setOldPrice( age ); drools.update( __obj____Handle2__, new org.drools.core.util.bitmask.LongBitMask(12L), org.drools.compiler.Cheese.class ); }\r\n" + "     }\r\n" + " } catch (java.lang.Exception e) {\r\n" + "     Cheese c2 = $cheese;\r\n" + "     { org.drools.compiler.Cheese __obj__ = ( c2 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); __obj__.setOldPrice( age ); drools.update( __obj____Handle2__, new org.drools.core.util.bitmask.LongBitMask(12L), org.drools.compiler.Cheese.class ); }\r\n" + "  } finally {\r\n" + "      Cheese c3 = $cheese;\r\n" + "     { org.drools.compiler.Cheese __obj__ = ( c3 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); __obj__.setOldPrice( age ); drools.update( __obj____Handle2__, new org.drools.core.util.bitmask.LongBitMask(12L), org.drools.compiler.Cheese.class ); }\r\n" + " }\r\n" + " { $cheese.setPrice( 10 ); $cheese.setOldPrice( age ); drools.update( $cheese__Handle__, new org.drools.core.util.bitmask.LongBitMask(12L), org.drools.compiler.Cheese.class ); }\r\n" + "  System.out.println(\"we are done\");\r\n" + " \r\n" + "";
    assertNotNull(context.getErrors().toString(), fixed);
    assertEqualsIgnoreSpaces(expected, fixed);
// System.out.println( "=============================" );
// System.out.println( ruleDescr.getConsequence() );
// System.out.println( "=============================" );
// System.out.println( fixed );
}

Example 5 with BoundIdentifiers

use of org.drools.compiler.compiler.BoundIdentifiers in project drools by kiegroup.

the class JavaConsequenceBuilderPRAlwaysTest method testForBlocks.

@Test
public void testForBlocks() throws Exception {
    String consequence = " System.out.println(\"this is a test\");\n " + "int i = 0;\n" + " for ( Cheese c1 = $cheese; i < 10;i++ )     { \r\n" + "     modify( c1 ) { setPrice( 10 ), \n" + "                    setOldPrice( age ) }\n " + "     Cheese c4 = $cheese;\n" + "     for ( Cheese item : new ArrayList<Cheese>() ) {" + "         modify( $cheese ) { setPrice( 10 ), setOldPrice( age ) }\n " + "      }\n" + " } \n " + // <<< TODO in the original test here was a cast to (Cheese) $cheese,  but this ad-hoc test is missing the kBuilder to properly populate the CompositePackageDescr which contains the import declaration.
    " for ( ; ; ) modify( $cheese ) { setPrice( 10 ), setOldPrice( age ) }\n " + // the more correct way would be to change completely the ad-hoc build logic of this test contained in setupTest() and intercept the DialectUtils transformation on a *real* compilation process.
    " for ( Cheese item : new ArrayList<Cheese>() ) modify( $cheese ) { setPrice( 10 ), setOldPrice( age ) }\n " + " modify( $cheese ) { setPrice( 10 ), setOldPrice( age ) }\n " + " System.out.println(\"we are done\");\n ";
    setupTest("", new HashMap<String, Object>());
    ruleDescr.setConsequence(consequence);
    JavaExprAnalyzer analyzer = new JavaExprAnalyzer();
    Map<String, Class<?>> declrCls = new HashMap<String, Class<?>>();
    declrCls.put("$cheese", Cheese.class);
    JavaAnalysisResult analysis = (JavaAnalysisResult) analyzer.analyzeBlock((String) ruleDescr.getConsequence(), new BoundIdentifiers(declrCls, null));
    BoundIdentifiers bindings = new BoundIdentifiers(new HashMap(), null);
    bindings.getDeclrClasses().put("$cheese", Cheese.class);
    bindings.getDeclrClasses().put("age", int.class);
    // Set the inputs for each container, this is needed for modifes when the target context is the result of an expression
    List<JavaBlockDescr> descrs = new ArrayList<JavaBlockDescr>();
    setContainerBlockInputs(context, descrs, analysis.getBlockDescrs(), consequence, bindings, new HashMap(), 0);
    String fixed = fixBlockDescr(context, analysis, context.getDeclarationResolver().getDeclarations(context.getRule()));
    List<String> cheeseAccessibleProperties = ClassUtils.getAccessibleProperties(Cheese.class);
    BitMask priceOldPrice = PropertySpecificUtil.calculatePositiveMask(Cheese.class, Arrays.asList("price", "oldPrice"), cheeseAccessibleProperties);
    String expected = " System.out.println(\"this is a test\");\r\n" + " int i = 0;\r\n" + " for ( Cheese c1 = $cheese; i < 10;i++ )     { \r\n" + "     { org.drools.compiler.Cheese __obj__ = ( c1 ); org.kie.api.runtime.rule.FactHandle __obj____Handle2__ = drools.getFactHandle(__obj__);__obj__.setPrice( 10 ); \r\n" + "__obj__.setOldPrice( age ); drools.update( __obj____Handle2__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "      Cheese c4 = $cheese;\r\n" + "     for ( Cheese item : new ArrayList<Cheese>() ) {         { $cheese.setPrice( 10 ); $cheese.setOldPrice( age ); drools.update( $cheese__Handle__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "       }\r\n" + " } \r\n" + "  for ( ; ; ) { $cheese.setPrice( 10 ); $cheese.setOldPrice( age ); drools.update( $cheese__Handle__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "  for ( Cheese item : new ArrayList<Cheese>() ) { $cheese.setPrice( 10 ); $cheese.setOldPrice( age ); drools.update( $cheese__Handle__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "  { $cheese.setPrice( 10 ); $cheese.setOldPrice( age ); drools.update( $cheese__Handle__, " + priceOldPrice.getInstancingStatement() + ", org.drools.compiler.Cheese.class ); }\r\n" + "  System.out.println(\"we are done\");\r\n" + " \r\n" + "";
    System.out.println(expected);
    System.out.println(fixed);
    assertNotNull(context.getErrors().toString(), fixed);
    assertEqualsIgnoreSpaces(expected, fixed);
}