Examples of com.sun.codemodel.JBlock.decl()

com.sun.codemodel.JBlock.decl()
Adds a local variable declaration to this block @param type JType of the variable @param name Name of the variable @return Newly generated JVar

        JVar event;
        if (depth == 1) {
            targetDepthVar = b.decl(model._ref(int.class), "targetDepth", JExpr.lit(depth));
            event = b.decl(model._ref(int.class), "event", xsrVar.invoke("getEventType"));
        } else {
            targetDepthVar = b.decl(model._ref(int.class), "targetDepth", depthVar.plus(JExpr.lit(1)));
            event = b.decl(model._ref(int.class), "event", xsrVar.invoke("nextTagIgnoreAll"));
        }

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        if (depth == 1) {
            targetDepthVar = b.decl(model._ref(int.class), "targetDepth", JExpr.lit(depth));
            event = b.decl(model._ref(int.class), "event", xsrVar.invoke("getEventType"));
        } else {
            targetDepthVar = b.decl(model._ref(int.class), "targetDepth", depthVar.plus(JExpr.lit(1)));
            event = b.decl(model._ref(int.class), "event", xsrVar.invoke("nextTagIgnoreAll"));
        }
        
        
        
        b.assign(depthVar, xsrVar.invoke("getDepth"));

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    JClass arrays = codeModel.ref(Arrays.class);
    JClass stringBuilder = codeModel.ref(StringBuilder.class);
    JMethod toStringMethod = packetClass.method(JMod.PUBLIC, String.class, "toString");
    toStringMethod.annotate(Override.class);
    JBlock toStringMethodBody = toStringMethod.body();
    JVar stringBuilderVar = toStringMethodBody.decl(stringBuilder, "sb");
    stringBuilderVar = stringBuilderVar.init(JExpr._new(stringBuilder).arg(packetName + "["));
    JInvocation appendChain = null;


    // for each field in this packet
    for (PacketFieldType field : fields) {

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        JVar[] workspaceJVars = declareWorkspaceVectors(g);


        JBlock setupBlock = g.getSetupBlock();


        //Loop through all workspace vectors, to get the minimum of size of all workspace vectors.
        JVar sizeVar = setupBlock.decl(g.getModel().INT, "vectorSize", JExpr.lit(Integer.MAX_VALUE));
        JClass mathClass = g.getModel().ref(Math.class);
        for (int id = 0; id<workspaceVars.length; id ++) {
          if (!workspaceVars[id].isInject()) {
            setupBlock.assign(sizeVar,mathClass.staticInvoke("min").arg(sizeVar).arg(g.getWorkspaceVectors().get(workspaceVars[id]).invoke("getValueCapacity")));
          }

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  @Override
  public HoldingContainer renderEnd(ClassGenerator<?> g, HoldingContainer[] inputVariables, JVar[]  workspaceJVars) {
    HoldingContainer out = g.declare(returnValue.type, false);
    JBlock sub = new JBlock();
    g.getEvalBlock().add(sub);
    JVar internalOutput = sub.decl(JMod.FINAL, g.getHolderType(returnValue.type), returnValue.name, JExpr._new(g.getHolderType(returnValue.type)));
    addProtectedBlock(g, sub, output, null, workspaceJVars, false);
    sub.assign(out.getHolder(), internalOutput);
        //hash aggregate uses workspace vectors. Initialization is done in "setup" and does not require "reset" block.
        if (!g.getMappingSet().isHashAggMapping()) {
          generateBody(g, BlockType.RESET, reset, null, workspaceJVars, false);

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    JClass t = model.ref(SchemaChangeException.class);
    JType objClass = model.ref(Object.class);
    JBlock b = getSetupBlock();
    //JExpr.newArray(model.INT).


    JVar fieldArr = b.decl(model.INT.array(), "fieldIds" + index++, JExpr.newArray(model.INT, fieldId.getFieldIds().length));
    int[] fieldIndices = fieldId.getFieldIds();
    for(int i = 0; i < fieldIndices.length; i++){
       b.assign(fieldArr.component(JExpr.lit(i)), JExpr.lit(fieldIndices[i]));
    }

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    JInvocation invoke = batchName
        .invoke("getValueAccessorById") //
        .arg( vvClass.dotclass())
        .arg(fieldArr);


    JVar obj = b.decl( //
        objClass, //
        getNextVar("tmp"), //
        invoke.invoke(vectorAccess));


    b._if(obj.eq(JExpr._null()))._then()._throw(JExpr._new(t).arg(JExpr.lit(String.format("Failure while loading vector %s with id: %s.", vv.name(), fieldId.toString()))));

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            JVar list = generator.declareClassField("list", generator.getModel()._ref(FieldReader.class));
            eval.assign(list, expr);


            // if this is an array, set a single position for the expression to
            // allow us to read the right data lower down.
            JVar desiredIndex = eval.decl(generator.getModel().INT, "desiredIndex" + listNum,
                JExpr.lit(seg.getArraySegment().getIndex()));
            // start with negative one so that we are at zero after first call
            // to next.
            JVar currentIndex = eval.decl(generator.getModel().INT, "currentIndex" + listNum, JExpr.lit(-1));

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            // allow us to read the right data lower down.
            JVar desiredIndex = eval.decl(generator.getModel().INT, "desiredIndex" + listNum,
                JExpr.lit(seg.getArraySegment().getIndex()));
            // start with negative one so that we are at zero after first call
            // to next.
            JVar currentIndex = eval.decl(generator.getModel().INT, "currentIndex" + listNum, JExpr.lit(-1));


            eval._while( //
                currentIndex.lt(desiredIndex) //
                    .cand(list.invoke("next"))).body().assign(currentIndex, currentIndex.plus(JExpr.lit(1)));

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        writer.javadoc().append(prop.javadoc);
        body = $getAll.body();


        body._if( acc.ref(true).eq(JExpr._null()) )._then()
            ._return(JExpr.newArray(exposedType,0));
        JVar var = body.decl(exposedType.array(), "retVal", JExpr.newArray(implType,acc.ref(true).ref("length")));
        body.add(codeModel.ref(System.class).staticInvoke("arraycopy")
                        .arg(acc.ref(true)).arg(JExpr.lit(0))
                        .arg(var)
                        .arg(JExpr.lit(0)).arg(acc.ref(true).ref("length")));
        body._return(JExpr.direct("retVal"));

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