Java Code Examples for com.sun.codemodel.JBlock#_for

The following examples show how to use com.sun.codemodel.JBlock#_for . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: FastSerializerGenerator.java    From avro-util with BSD 2-Clause "Simplified" License 6 votes vote down vote up 
private void processArrayElementLoop(final Schema arraySchema, final JClass arrayClass, JExpression arrayExpr, JBlock body, String getMethodName) {
  final JForLoop forLoop = body._for();
  final JVar counter = forLoop.init(codeModel.INT, getUniqueName("counter"), JExpr.lit(0));
  forLoop.test(counter.lt(JExpr.invoke(arrayExpr, "size")));
  forLoop.update(counter.incr());
  final JBlock forBody = forLoop.body();
  forBody.invoke(JExpr.direct(ENCODER), "startItem");

  final Schema elementSchema = arraySchema.getElementType();
  if (SchemaAssistant.isComplexType(elementSchema)) {
    JVar containerVar = declareValueVar(elementSchema.getName(), elementSchema, forBody);
    forBody.assign(containerVar, JExpr.invoke(JExpr.cast(arrayClass, arrayExpr), getMethodName).arg(counter));
    processComplexType(elementSchema, containerVar, forBody);
  } else {
    processSimpleType(elementSchema, arrayExpr.invoke(getMethodName).arg(counter), forBody, false);
  }
}
Example 2
Source File: FastSerializerGenerator.java    From avro-fastserde with Apache License 2.0 5 votes vote down vote up 
private void processArray(final Schema arraySchema, JExpression arrayExpr, JBlock body) {
    final JClass arrayClass = schemaAssistant.classFromSchema(arraySchema);
    body.invoke(JExpr.direct(ENCODER), "writeArrayStart");

    final JExpression emptyArrayCondition = arrayExpr.eq(JExpr._null())
            .cor(JExpr.invoke(arrayExpr, "isEmpty"));

    final JConditional emptyArrayIf = body._if(emptyArrayCondition);
    final JBlock emptyArrayBlock = emptyArrayIf._then();
    emptyArrayBlock.invoke(JExpr.direct(ENCODER), "setItemCount").arg(JExpr.lit(0));

    final JBlock nonEmptyArrayBlock = emptyArrayIf._else();
    nonEmptyArrayBlock.invoke(JExpr.direct(ENCODER), "setItemCount")
            .arg(JExpr.invoke(arrayExpr, "size"));
    final JForLoop forLoop = nonEmptyArrayBlock._for();
    final JVar counter = forLoop.init(codeModel.INT, getVariableName("counter"), JExpr.lit(0));
    forLoop.test(counter.lt(JExpr.invoke(JExpr.cast(arrayClass, arrayExpr), "size")));
    forLoop.update(counter.incr());
    final JBlock forBody = forLoop.body();
    forBody.invoke(JExpr.direct(ENCODER), "startItem");

    final Schema elementSchema = arraySchema.getElementType();
    if (SchemaAssistant.isComplexType(elementSchema)) {
        JVar containerVar = declareValueVar(elementSchema.getName(), elementSchema, forBody);
        forBody.assign(containerVar, JExpr.invoke(JExpr.cast(arrayClass, arrayExpr), "get").arg(counter));
        processComplexType(elementSchema, containerVar, forBody);
    } else {
        processSimpleType(elementSchema, arrayExpr.invoke("get").arg(counter), forBody);
    }

    body.invoke(JExpr.direct(ENCODER), "writeArrayEnd");
}