Package com.sun.codemodel

Examples of com.sun.codemodel.JExpression

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  private void generateCopies(CodeGenerator<Copier> g, boolean hyper){
    // we have parallel ids for each value vector so we don't actually have to deal with managing the ids at all.
    int fieldId = 0;
   
    JExpression inIndex = JExpr.direct("inIndex");
    JExpression outIndex = JExpr.direct("outIndex");
    g.rotateBlock();
    for(VectorWrapper<?> vv : incoming){
      JVar inVV = g.declareVectorValueSetupAndMember("incoming", new TypedFieldId(vv.getField().getType(), fieldId, vv.isHyper()));
      JVar outVV = g.declareVectorValueSetupAndMember("outgoing", new TypedFieldId(vv.getField().getType(), fieldId, false));
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    private HoldingContainer visitValueVectorWriteExpression(ValueVectorWriteExpression e, CodeGenerator<?> generator) {

      LogicalExpression child = e.getChild();
      HoldingContainer inputContainer = child.accept(this, generator);
      JBlock block = generator.getEvalBlock();
      JExpression outIndex = generator.getMappingSet().getValueWriteIndex();
      JVar vv = generator.declareVectorValueSetupAndMember(generator.getMappingSet().getOutgoing(), e.getFieldId());
      String setMethod = e.isSafe() ? "setSafe" : "set";
     
      JInvocation setMeth;
      if (Types.usesHolderForGet(inputContainer.getMajorType())) {
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    private HoldingContainer visitValueVectorReadExpression(ValueVectorReadExpression e, CodeGenerator<?> generator)
        throws RuntimeException {
      // declare value vector
     
      JVar vv1 = generator.declareVectorValueSetupAndMember(generator.getMappingSet().getIncoming(), e.getFieldId());
      JExpression indexVariable = generator.getMappingSet().getValueReadIndex();

      JInvocation getValueAccessor = vv1.invoke("getAccessor").invoke("get");
      JInvocation getValueAccessor2 = vv1.invoke("getAccessor");
      if (e.isSuperReader()) {

        getValueAccessor = ((JExpression) vv1.component(indexVariable.shrz(JExpr.lit(16)))).invoke("getAccessor").invoke("get");
        getValueAccessor2 = ((JExpression) vv1.component(indexVariable.shrz(JExpr.lit(16)))).invoke("getAccessor");
        indexVariable = indexVariable.band(JExpr.lit((int) Character.MAX_VALUE));
      }

      // evaluation work.
      HoldingContainer out = generator.declare(e.getMajorType());
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        throws RuntimeException {
      MajorType majorType = Types.required(MinorType.VARCHAR);
      JBlock setup = generator.getBlock(BlockType.SETUP);
      JType holderType = generator.getHolderType(majorType);
      JVar var = generator.declareClassField("string", holderType);
      JExpression stringLiteral = JExpr.lit(e.value);
      setup.assign(var, ((JClass)generator.getModel().ref(ValueHolderHelper.class)).staticInvoke("getVarCharHolder").arg(stringLiteral));
      return new HoldingContainer(majorType, var, null, null);
     
    }
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    HoldingContainer out = null;
    MajorType returnValueType = returnValue.type;

    // add outside null handling if it is defined.
    if(nullHandling == NullHandling.NULL_IF_NULL){
      JExpression e = null;
      for(HoldingContainer v : inputVariables){
        if(v.isOptional()){
          if(e == null){
            e = v.getIsSet();
          }else{
            e = e.mul(v.getIsSet());
          }
        }
      }
     
      if(e != null){
        // if at least one expression must be checked, set up the conditional.
        returnValueType = returnValue.type.toBuilder().setMode(DataMode.OPTIONAL).build();
        out = g.declare(returnValueType);
        e = e.eq(JExpr.lit(0));
        JConditional jc = sub._if(e);
        jc._then().assign(out.getIsSet(), JExpr.lit(0));
        sub = jc._else();
      }
    }
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          "Failure while trying to materialize incoming schema.  Errors:\n %s.",
          collector.toErrorString()));
    }

    // generate code to copy from an incoming value vector to the destination partition's outgoing value vector
    JExpression inIndex = JExpr.direct("inIndex");
    JExpression bucket = JExpr.direct("bucket");
    JType outgoingVectorArrayType = cg.getModel().ref(ValueVector.class).array().array();
    JType outgoingBatchArrayType = cg.getModel().ref(OutgoingRecordBatch.class).array();

    // generate evaluate expression to determine the hash
    CodeGenerator.HoldingContainer exprHolder = cg.addExpr(materializedExpr);
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  protected void createVersionsDataPoint( @Nonnull JDefinedClass testClass, @Nonnull JClass serializerClass, @Nonnull JClass domainType, @Nonnull DomainObjectDescriptor domainObjectDescriptor ) {
    JFieldVar field = testClass.field( JMod.STATIC | JMod.PUBLIC | JMod.FINAL, codeGenerator.ref( VersionEntry.class ), DATA_POINT_FIELD_NAME );
    field.annotate( codeGenerator.ref( "org.junit.experimental.theories.DataPoint" ) );

    JInvocation versionInvocation = codeGenerator.ref( Version.class ).staticInvoke( METHOD_NAME_VALUE_OF ).arg( JExpr.lit( 1 ) ).arg( JExpr.lit( 0 ) ).arg( JExpr.lit( 0 ) );
    JExpression expected = createExpectedExpression( testClass, domainType );

    field.init( testClass.staticInvoke( METHOD_NAME_CREATE ).arg( versionInvocation ).arg( expected ) );
  }
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  protected void createDataPoint( @Nonnull JDefinedClass testClass, @Nonnull JClass serializerClass, @Nonnull JClass domainType, @Nonnull DomainObjectDescriptor domainObjectDescriptor ) {
    JFieldVar field = testClass.field( JMod.STATIC | JMod.PUBLIC | JMod.FINAL, codeGenerator.ref( Entry.class ).narrow( domainType.wildcard() ), DATA_POINT_FIELD_NAME );
    field.annotate( codeModel.ref( "org.junit.experimental.theories.DataPoint" ) );

    JInvocation domainObjectCreation = createDomainObjectCreationExpression( domainObjectDescriptor );
    JExpression expected = createExpectedExpression( testClass, domainType );

    field.init( testClass.staticInvoke( METHOD_NAME_CREATE ).arg( domainObjectCreation ).arg( expected ) );
  }
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  @Override
  @Nonnull
  public JInvocation createAddToSerializeToExpression( @Nonnull AbstractGenerator<?> generator, @Nonnull JDefinedClass serializerClass, @Nonnull JExpression serializeTo, @Nonnull FieldDeclarationInfo fieldInfo, @Nonnull JVar object, JVar formatVersion ) {
    JFieldVar constant = getConstant( serializerClass, fieldInfo );

    JExpression objectAsString = codeGenerator.getParseExpressionFactory().createToStringExpression( codeGenerator.createGetterInvocation( object, fieldInfo ), fieldInfo );
    return serializeTo.invoke( METHOD_NAME_ADD_ATTRIBUTE )
      .arg( constant )
      .arg( objectAsString );
  }
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  }

  @Nonnull
  @Override
  public Expressions createReadFromDeserializeFromExpression( @Nonnull AbstractGenerator<?> generator, @Nonnull JDefinedClass serializerClass, @Nonnull JExpression deserializeFrom, JVar wrapper, @Nonnull JVar formatVersion, @Nonnull FieldDeclarationInfo fieldInfo ) {
    JExpression readExpression = createReadExpression( serializerClass, deserializeFrom, formatVersion, fieldInfo );

    return new Expressions( codeGenerator.getParseExpressionFactory().createParseExpression( readExpression, fieldInfo ) );
  }
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