Package com.facebook.presto.byteCode.control.IfStatement

Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder.build()

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                .condition(new Block(context)
                        .getVariable(positionVariable)
                        .getVariable(rowsVariable)
                        .invokeStatic(CompilerOperations.class, "lessThan", boolean.class, int.class, int.class))
                .update(new Block(context).incrementVariable(positionVariable, (byte) 1))
                .body(builder.build())
                .build());

        return block;
    }
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                        type(ConnectorSession.class),
                        type(RecordCursor.class),
                        type(BlockBuilder.class));
            }
        }
        forLoopBody.append(ifStatement.build());

        method.getBody()
                .append(forLoop.build())
                .visitLabel(done)
                .comment("return completedPositions;")
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                                        .add(type(int.class))
                                        .add(type(BlockBuilder.class))
                                        .build());
            }
        }
        loopBody.append(filterBlock.build());

        method.getBody()
                .append(loop.build())
                .visitLabel(done)
                .comment("return position;")
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                        ImmutableList.<ParameterizedType>builder().addAll(nCopies(inputChannels.size(), type(BlockCursor.class))).add(type(BlockBuilder.class)).build());
            }
        }
        ifStatement.ifTrue(trueBlock);

        forLoopBody.append(ifStatement.build());
        filterAndProjectMethod.getBody().append(forLoop.body(forLoopBody).build());

        //
        //  Verify all cursors ended together
        //
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                        type(void.class),
                        type(RecordCursor.class),
                        type(BlockBuilder.class));
            }
        }
        forLoopBody.append(ifStatement.build());

        filterAndProjectMethod.getBody()
                .append(forLoop.build())
                .visitLabel(done)
                .comment("return completedPositions;")
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                .gotoLabel(end)
                .comment("left was true; push left null flag on the stack (false)")
                .visitLabel(leftIsTrue)
                .push(false));

        block.append(ifLeftIsNull.build());

        // At this point we know the left expression was either NULL or TRUE.  The stack contains a single boolean
        // value for this expression which indicates if the left value was NULL.

        // eval right!
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                .comment("right was true; store left null flag (on stack) in wasNull variable, and push true")
                .visitLabel(rightIsTrue)
                .putVariable("wasNull")
                .push(true));

        block.append(ifRightIsNull.build())
                .visitLabel(end);

        return typedByteCodeNode(block, boolean.class);
    }
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                .gotoLabel(end)
                .comment("left was false; push left null flag on the stack (false)")
                .visitLabel(leftIsFalse)
                .push(false));

        block.append(ifLeftIsNull.build());

        // At this point we know the left expression was either NULL or FALSE.  The stack contains a single boolean
        // value for this expression which indicates if the left value was NULL.

        // eval right!
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                .comment("right was false; store left null flag (on stack) in wasNull variable, and push false")
                .visitLabel(rightIsTrue)
                .putVariable("wasNull")
                .push(false));

        block.append(ifRightIsNull.build())
                .visitLabel(end);

        return typedByteCodeNode(block, boolean.class);
    }
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            test.condition(condition);

            test.ifTrue(new Block(context).gotoLabel(matchLabel));
            test.ifFalse(elseNode);

            elseNode = test.build();
            elseLabel = testLabel;
        }
        caseBlock.append(elseNode);
        return caseBlock;
    }
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